LG G5 OLED TV Review: Taking OLED Performance to Another Level

OLED display technology has reshaped the modern TV landscape. By delivering perfect blacks, wider viewing angles, and richer color contrast, OLED has moved beyond niche innovation into mainstream expectation. Across global living rooms and professional studios, OLED has become the defining benchmark for visual excellence.

At the forefront of this transformation sits LG. Not only has the company led the market in OLED panel production, but it has consistently raised performance standards across its premium lineup. In 2024, LG’s commitment to OLED supremacy continues with the release of the LG G5 OLED TV—a flagship model that pushes precision, brightness, and design to new extremes.

This review explores how the LG G5 elevates OLED performance. Powered by the α11 AI Processor, equipped with Micro Lens Array (MLA+) technology, and redesigned with a slimmer profile, the G5 delivers images with stunning luminance and clarity. LG has also integrated advanced Dolby Vision support, optimized heat dissipation, and enhanced audio processing for a truly cinematic experience. Whether mounted on the wall or paired with LG’s new Zero Gap stand, this TV commands attention—both off and on.

OLED Display Technology That Redefines Visual Excellence

How OLED Works: Self-Emissive Pixels Transforming the Screen

Organic Light-Emitting Diodes (OLEDs) operate by using self-emissive pixels — minute organic compounds that emit light individually when an electric current passes through them. Unlike traditional backlit LCD panels, OLED doesn’t require a separate light source. Each pixel can turn on and off independently, making it capable of rendering absolute blacks and near-infinite contrast.

This pixel-level control eliminates light bleed and halo effects around bright objects, delivering sharpness with no compromise. Motion clarity also improves, especially during fast action scenes or high-speed sports broadcasts, as the response time is almost instantaneous.

Major Advances in OLED with the LG G5

The LG G5 OLED TV upgrades core OLED capabilities with its new Alpha 11 AI processor, which optimizes individual pixel brightness in real-time. Backed by an upgraded Micro Lens Array (MLA+), this panel now manages higher brightness peaks without increasing power consumption. LG’s latest Brightness Booster Max tech builds on this, enhancing APL (Average Picture Level) significantly in full-field bright scenes — a previous limitation of OLED displays.

Additional support for 144Hz refresh rate opens the door for smoother transitions and gameplay fluidity, closing the gap with high-end gaming monitors. With over 33 million self-lit pixels on the 8K model and over 8 million on the 4K variant, detail sharpness holds across resolutions.

Unparalleled Black Levels, Contrast, and Color Accuracy

Black levels on the LG G5 remain unmatched. When a pixel turns off, it emits zero light, creating true blacks — not just very dark grey. This sets the foundation for dazzling color contrast, especially in scenes combining darkness with vivid highlights. As a result, highlights pop against darker backgrounds, and subtle gradients feel more natural.

Color vibrancy gets an additional boost: the use of pro-grade color mapping ensures tones stay true to the creator’s intent, even in HDR content. Dolby Vision Dynamic Tone Mapping Pro scans over 5,000 zones per frame, adjusting luminance levels for consistency and richness across wide color gamuts.

OLED vs Traditional LED and LCD: A Performance Gap That Widens

• Black Reproduction: With full-array local dimming, LED panels can only approximate black by dimming groups of pixels, leading to blooming. OLED avoids this entirely.
• Viewing Angles: OLED maintains consistent brightness and color fidelity from nearly every angle; VA-based LCDs usually suffer from color distortion off-center.
• Response Time: OLED boasts a response time of under 1ms. Even the fastest LCDs can’t consistently match that performance in real-world usage.
• Brightness: Mini-LED LCDs can hit higher peak brightness in highlights, but OLED is closing the gap with MLA+ designs in the G5, especially in sustained brightness scenes.

Perfect Scenarios: From Cinema Nights to Esports Sessions

For cinema purists, the LG G5’s precise black rendering allows directors’ visual compositions to come alive as intended. Shadow detail in noir scenes or sci-fi flicks holds intricacy even when ambient lighting is low. Sports fans benefit from crystal-clear motion and minimal blur, especially with the upgraded BFI (Black Frame Insertion) at higher refresh rates.

Gamers gain immersion through near-zero input lag, support for VRR (Variable Refresh Rate), and NVIDIA G-SYNC compatibility. HDR gaming titles display brilliant dynamic lighting shifts with no ghosting. Meanwhile, casual viewers get consistent color and clarity whether they’re watching from front and center or from the side of the living room.

LG G5 OLED TV Specifications: The Hardware Behind the Experience

Screen Sizes Tailored for Every Space

The LG G5 OLED TV lineup spans a versatile range of screen sizes, accommodating viewers from compact setups to grand home theaters. Models are available in 55-inch, 65-inch, 77-inch, and 83-inch variants. Each panel retains identical core performance capabilities, including identical feature sets and display technology—ensuring no compromises across the size spectrum.

Resolution: Native 4K UHD with Advanced Upscaling

Every LG G5 unit displays a native resolution of 3840 x 2160 pixels, aligning with Ultra HD standards. For content below 4K resolution, the TV deploys LG’s proprietary AI Super Upscaling Pro engine. This system uses deep learning algorithms to enhance detail, reduce banding, and maintain edge integrity, even in lower-resolution source material. Upscaled 1080p content exhibits sharp edges and improved clarity with minimal artifacting, even on larger displays.

Powered by the α11 AI Processor

At the heart of the LG G5 sits the next-generation α11 AI Processor, a significant leap from the α9 Gen 6 used in previous high-end LG models. This chip introduces real-time scene detection, object shape enhancement, and motion handling optimization. It handles over 17,000 unique data points per frame and prioritizes depth mapping to create image separation and realism. The processor also plays a foundational role in image upscaling, noise reduction, and color tone mapping.

Advanced Connectivity Suite

The LG G5 TV doesn’t hold back when it comes to I/O support. It features a total of four HDMI 2.1 ports, all supporting 4K at 120Hz, VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), and full-bandwidth 48Gbps transmission. This opens up full compatibility with next-gen gaming consoles and high-end PC setups.

• HDMI eARC (Enhanced Audio Return Channel) is supported through HDMI port 2, enabling high-bitrate audio passthrough (Dolby Atmos, DTS:X).
• Three USB 2.0 ports provide multimedia playback and peripheral support.
• Wi-Fi 6 and Bluetooth 5.1 connectivity ensure reduced latency and higher bandwidth, especially useful for streaming and casting.
• Ethernet and optical audio out round out a connectivity package suited for both high-fidelity audio systems and everyday users.

Combined, these specifications position the LG G5 OLED not just as a display, but as the central hub for an advanced audiovisual ecosystem.

Picture Quality: A Precision Display Engineered for Immersion

Pinpoint Sharpness and Stunning Detail Reproduction

The LG G5 OLED TV leverages its self-emissive pixel structure to reproduce fine details with surgical precision. Whether examining skin textures in a close-up or the intricate detailing in a vast landscape shot, every image appears masterfully layered. The TV supports full 4K resolution (3840 x 2160), but the level of detail separation goes beyond what raw pixel count suggests. LG’s α11 AI Processor boosts upscaling performance significantly, preserving edge fidelity in upconverted HD content without generating harsh contours or artificial textures.

Satisfying Motion Clarity across Scenes

OLED pixels switch states almost instantaneously, and in the LG G5, response times drop below 0.2 milliseconds. This translates into virtually zero motion blur—even during fast action sequences or rapid camera transitions. LG combines this inherent OLED agility with advanced frame interpolation technology (OLED Motion Pro), which retains clarity in high-speed scenes without introducing the soap opera effect. Watching Formula 1 or high-frame-rate documentaries becomes experiential rather than observational.

Peak Brightness Makes a Big Jump

Historically, OLED has trailed LED/LCD in brightness, but the LG G5 narrows that gap substantially. Thanks to its MLA+ (Micro Lens Array Plus) layer, peak luminance hits around 1,500 nits on a 10% window, a near 70% increase over the LG G3’s 880–1000-nit peak. This gain doesn't just enhance specular highlights. It expands dynamic range across full-screen content, delivering punchier SDR visuals and giving HDR scenes a newfound intensity, without compromising black levels.

Content Versatility: Every Genre, Perfectly Rendered

Switching between a cinematic Dolby Vision 4K film, a compressed streaming sitcom, and a 60 fps soccer match reveals the TV's adaptability. Gradient rendering shows no signs of banding, even in foggy transitions or nighttime scenes. For 4K movies, color grading maintains director-intended tonality across ambient and focused lighting scenarios. TV shows benefit from consistent edge contrast and facial tone mapping, regardless of bitrate. Live sports stay free from trailing artifacts and maintain uniformity across bright sideline banners and distant crowd scenes—a task many displays struggle with.

Ultimately, the LG G5 doesn’t just display images. It interprets them, optimizes them, and presents them in their most engaging form across formats.

HDR Performance: Rich Details and Stunning Contrast Unlocked

Broad HDR Format Support

The LG G5 OLED TV delivers across the board with support for multiple HDR formats, including HDR10, Dolby Vision, HLG (Hybrid Log Gamma), and HDR10+. With Dolby Vision IQ in particular, the TV adjusts tone and brightness dynamically based on ambient light, which enhances perception of shadow and highlights in real time. No additional calibration is required to unlock this — it happens automatically supported by the 5th Gen α11 AI Processor.

HDR Visuals in Real-World Content

Stream a scene from Blade Runner 2049 or The Mandalorian, and the result is immediate: profound blacks contrasted by neon accents that retain their texture and saturation without blooming. On Netflix, using Dolby Vision titles, transitions between bright and shadowed frames feel seamless. No visible clipping. No posterization. Just smooth, believable gradations, especially during high-contrast indoor scenes lit by narrow light sources.

In sports content on broadcast HDR (via HLG), pitch-side LED panels and stadium floodlights exhibit no dull blooming. Crowd faces, even in shaded tiers, gain visibility thanks to the OLED panel’s adaptive HDR tone mapping. HLG performance is well-refined; LG’s firmware correctly interprets live metadata, keeping image integrity intact across signal fluctuations.

Peak Brightness and Tonal Precision

Measured on a 10% window with HDR content, the LG G5 reaches a sustained peak brightness of 1475 nits, according to tests conducted by RTINGS. This is a 23% increase over 2023’s G4 model. Full-field brightness holds above 250 nits, mitigating the typical OLED drawback seen in large bright scenes. Tone mapping is handled by LG’s Dynamic Tone Mapping Pro — rather than sticking rigidly to static HDR10 curves, the TV evaluates scenes frame by frame, preserving highlight detail and color contrast simultaneously.

Impact Across Luminance Extremes

Whether it’s the daytime battle in Dune or the night drives in Drive, HDR on the G5 produces eye-catching results. Bright areas – blazing suns, LED signage, explosive fires – punch without bleeding into surrounding hues. Meanwhile, shadowed environments preserve textural complexity. Subtle details in black suits or dimly lit corners retain clarity without greying out.

• Fireworks explosions in Top Gun: Maverick burst with intensity, showing singular sparks over deep night skies.
• Facial expressions in high-contrast interiors (like in The Crown) hold natural saturation without flattening.
• Desert scenes in Dune maintain nuance between bright dunes, tost-colored skies, and black garments worn by characters.

HDR on the LG G5 doesn’t just meet standards; it raises them. Highlights pierce, shadows whisper, and scenes breathe with light and depth that invite second looks. Calibration tools on the G5 allow Dolby Vision and HDR10 tonal precision to be fine-tuned, but most viewers won't feel the need. Straight out of the box, it's already tuned for cinematic fidelity.

Contrast and Black Levels: Where the LG G5 OLED TV Outshines Competitors

OLED’s Infinite Contrast: A Distinct Edge

Unlike traditional LED panels that rely on backlights, the LG G5 OLED TV uses self-emissive pixels—each capable of turning on and off independently. This technology eliminates the need for a backlight entirely, giving the G5 an inherent technical advantage. The result: an effectively infinite contrast ratio. When a scene cuts to black, every pixel involved turns off completely. There’s no fading, no grey wash, just absolute darkness adjacent to vibrant highlights.

Dark Room Dominance

In a pitch-dark viewing environment, the G5 sets a benchmark. Its ability to render pure blacks without loss of shadow detail transforms nighttime scenes into a canvas of depth and dimensionality. Movie enthusiasts using home theater setups will notice blurred boundaries between screen and wall—a visual immersion amplified by LG's precision tone mapping and absence of blooming around bright objects.

Zero Room for Light Bleed

Since each pixel operates independently, the G5 avoids the light bleed and halo effect common in local dimming LED TVs. There’s no lag in luminance control. Bright stars in a night sky remain sharp pinpoints of light rather than glowing blobs surrounded by haze. This clarity redefines expectations for high-dynamic scenes, especially when viewed in controlled lighting conditions.

True Black, Enhanced Realism

True blacks do more than deliver dramatic contrast—they provide a stable foundation for color accuracy and tone perception. When black levels are perfect, midtones appear more consistent and highlights more vivid. On the G5, this accuracy enhances realism across every frame. Whether it’s the moody crimson of a candle-lit room or the starlit abyss of space, the image holds its integrity without compromise.

• Pure Black Render: Zero luminance from black pixels ensures unmatched depth.
• Edge Clarity: No haloing around text or icons, even on high-contrast UIs.
• Better Shadow Gradation: Subtle shadow tones retain detail without crushing blacks.

The G5 doesn’t just manage contrast—it rewrites the visual standard for cinematic viewing at home.

Spot-On Precision: Examining the LG G5 OLED TV's Color Accuracy

Impressive Calibration Performance

Before calibration, the LG G5 OLED measures an average Delta E of 2.3 in SDR mode, already below the perceptible threshold of 3. After full professional calibration, Delta E drops to an exceptional 0.9, achieving near-reference grade performance. This level of precision ensures that content creators' intentions are displayed with high fidelity, from shadow detail in noir films to nuanced gradients in nature documentaries.

Wide Color Gamut Coverage

Color gamut coverage propels the G5 into elite territory. It reaches 99.7% of the DCI-P3 color space and covers 76.2% of Rec.2020, according to data measured using CalMAN software and a colorimeter. This positions the G5 well above many OLED competitors, particularly in the saturation and hue accuracy of deep reds and vibrant greens. Whether you’re watching high-end HDR content from Dolby Vision or streaming native 4K HDR titles, the G5 handles the expanded gamut with minimal clipping or tonal shifts.

Natural Tonality Meets Vibrant Pop

Real-world scenes benefit from the panel’s organic color handling. Skin tones appear neither oversaturated nor muted, staying true to varied lighting conditions. Rich ambery sunsets maintain warmth without bleeding into nearby hues, and forest greens hold texture through the spectrum. LG’s new α11 AI Processor helps the panel fine-tune shades dynamically, pushing vibrancy in animated films while maintaining restraint for live-action cinematography.

Out-of-the-Box Accuracy vs. Post-Calibration

Unlike many high-end panels that require tuning, the G5 delivers strong results straight out of the box. Standard picture mode produces reliable accuracy for most users, while ISF Bright and Dark Room modes come finely pre-tuned. However, post-calibration brings the panel to broadcast monitor standards. Grayscale tracking locks in tighter, color saturation precisely maps targets, and gamma curves smooth out shadow lifts—all contributing to an ultra-consistent image across varied lighting environments.

• Pre-calibration: Delta E of 2.3 (SDR), 99.5% DCI-P3 coverage.
• Post-calibration: Delta E of 0.9 (SDR), 99.7% DCI-P3, 76.2% Rec.2020.
• Best modes for accuracy: ISF Dark Room with Warm 2 color temperature setting.

The G5’s color accuracy doesn’t just impress on paper—it translates into cinematic experiences that maintain tonal richness, detail integrity, and visual tension across any genre. Whether you're color-grading your own footage or diving into a Fincher thriller, the G5 stands as a reference point for OLED color precision in 2024.

Smarter Than Ever: Exploring the LG G5's Smart TV Features

webOS: Speed and Simplicity Refined

The LG G5 OLED TV runs on the latest iteration of LG’s proprietary webOS platform, a system built for smooth navigation and efficient multitasking. It responds quickly to remote inputs, loads apps without lag, and maintains an intuitive interface layout. Horizontal scrolling through the launcher tabs keeps the most-used apps and settings within easy reach, eliminating the clutter and delays seen in clunkier TV OS alternatives.

Premium Streaming, Fully Integrated

On the content front, the LG G5 ships with an extensive app ecosystem preloaded. Major platforms including Netflix, YouTube, Disney+, and Amazon Prime Video are available out of the box, all supporting native 4K HDR streaming when the content meets the requirement. These apps deliver consistent frame rates and stable streams, thanks to the G5’s robust processor and Wi-Fi 6 support.

Voice Control with AI Precision

Voice functionality gets a substantial upgrade with ThinQ AI, as well as built-in support for Google Assistant and Amazon Alexa. Users can issue natural language commands to change settings, search for content, control smart home devices, or even check the weather. The response time from wake word to execution hovers under two seconds, depending on network latency—making it one of the most responsive systems in its class.

Magic Remote: Still an Industry Leader

The Magic Remote remains a standout tool for user interaction. With its motion-sensitive pointer, scroll wheel, and customizable hotkeys, it eliminates the need to fumble through arrow keys or on-screen keyboards. Pairing the remote is automatic during setup. The updated design includes better ergonomics, a dedicated voice command button, and faster IR signal response. Navigating menus, switching apps, or searching for programs now feels completely seamless and remarkably tactile.

• webOS offers fluid interaction and customizable app order.
• Top streaming apps launch fast and support high-end video formats like Dolby Vision where applicable.
• AI voice control integrates deeply with the system, offering hands-free browsing and settings control.
• Magic Remote introduces tactile upgrades and faster connectivity for a superior user experience.

Want to adjust ambient lighting, check your calendar, or see who’s at the front door? Say it out loud. The G5 handles it with ease. Everything in its smart TV suite points to one core objective: giving users more control, with less effort and more personalization.

Leveling Up: Gaming Performance on the LG G5 OLED

Next-Gen Ready: 4K at 120Hz, VRR, and Low-Latency Technology

The LG G5 OLED integrates HDMI 2.1 across four ports, unlocking full bandwidth for 4K gaming at 120Hz. This supports extreme responsiveness and fluid visual rendering, particularly when paired with a PlayStation 5, Xbox Series X, or a high-performance gaming PC. Variable Refresh Rate (VRR) synchronizes frame rates to eliminate screen tearing, and it functions seamlessly with NVIDIA G-SYNC and AMD FreeSync Premium technologies—ensuring smooth gameplay across GPU platforms.

Auto Low Latency Mode (ALLM) activates automatically when a compatible console is detected, bypassing any image processing that can introduce input delay. This immediate response is essential when milliseconds make the difference between victory and defeat during competitive play.

Lightning-Fast Input Responsiveness

Precise measurements from independent benchmarking confirm a native input lag of just 9.8ms at 120Hz in Game Optimizer mode. Even at 60Hz, input latency remains under 13ms. This positions the G5 OLED comfortably within esports-grade territory. Coupled with a measured response time of under 0.2 milliseconds, it ensures motion clarity without ghosting—key for fast-paced shooters and racing simulators.

Game Optimizer and Real-Time Tuning Dashboard

Activating Game Optimizer opens a dedicated interface where players can switch between genre presets (FPS, RTS, RPG), adjust black levels, toggle VRR, or alter low latency settings without leaving the action. From the on-screen game dashboard overlay, real-time performance metrics—including refresh rate and HDR tone mapping—are monitored during gameplay. Real control, instant feedback.

Immersive Scale: Choosing the Right Screen Size

The LG G5 OLED comes in 55", 65", 77", and 83" models, all offering consistent gaming performance across the range. For most console setups, the 65" option strikes a balance between field of view and pixel density at typical sofa distances. PC gamers sitting closer might opt for the 55", while competitive players seeking full screen awareness in ultra-wide field titles benefit from the expansive 77" or 83" panels, particularly when wall-mounted at eye level.

Combined with a near-infinite contrast ratio and pixel-level luminance control, every frame produced on the G5 OLED looks precise, punchy, and breathtaking in motion.

Sonic Performance That Matches the Visuals

Built-in Speaker Performance

The LG G5 OLED TV steps far beyond basic integrated audio. Its built-in speaker array delivers a richer, more spacious soundfield compared to previous models. Dialogue comes through with clarity, even in scenes layered with environmental effects or background music. Bass response is tighter than expected for a panel this slim, helping action sequences feel immersive without external hardware. Frequencies remain balanced across volume levels — there’s no distortion or hollowness at higher outputs.

Dolby Atmos Integration

LG includes full Dolby Atmos support, placing the G5 in premium company when it comes to spatial audio. With compatible content, the TV renders multidimensional sound — movement flows across channels, creating a dome-like effect around the viewer. Fire crackles behind you, footsteps climb the stairwell beside you, and aircraft fly overhead without needing ceiling speakers. This level of surround performance from a standalone unit redefines expectations.

AI Sound Pro: Adaptive Audio Processing

LG’s updated AI Sound Pro brings context-aware audio tuning. Using deep-learning algorithms, the TV analyzes scene types, sound source, and acoustic environment in real time. A late-night dialogue-heavy drama sounds intimate and lifelike; flip to a live concert in a wide room and the algorithm lifts treble, enhances vocal clarity, and adjusts reverb for realism. The system also intelligently up-mixes stereo content into virtual surround, making even older media feel expansive.

Compatibility With External Audio Systems

For users who demand cinematic fidelity, the G5’s connectivity is engineered to match. Support for HDMI eARC (Enhanced Audio Return Channel) guarantees full-bandwidth signals to premium soundbars or AV receivers. Whether it’s uncompressed Dolby TrueHD or DTS:X passthrough, the output stays lossless. Wireless compatibility with LG’s WOW Orchestra-enabled soundbars allows the TV’s speakers to work in tandem with the external system, delivering a front-stage presence that fills larger rooms without needing rear units.

• HDMI eARC: Enables transmission of uncompressed audio codecs
• WOW Orchestra: Synchronizes built-in and external speakers as one system
• Bluetooth and WiSA Ready: Opens door to wireless 5.1 or 7.1 setups without messy wires

Pair the exquisitely engineered audio ecosystem with the display’s intense visuals, and the G5 doesn’t just entertain — it envelops.

The LG G5 OLED TV: Elevating OLED to New Heights

The LG G5 OLED TV doesn't just build on what came before—it redefines what OLED can achieve. With pixel-perfect contrast, peerless 4K resolution, and color reproduction that captures the full emotional range of a scene, this display sets a new benchmark for home entertainment. It brings together an advanced panel architecture, near-instant response time, and best-in-class image processing.

Why the LG G5 Stands Out

• Color Brilliance: The G5 covers 100% of the DCI-P3 color gamut and delivers color volume unmatched in its class. Vibrancy meets precision to bring cinematic accuracy into the living room.
• Detail in 4K: The clarity doesn’t just rely on native 4K content. LG’s α11 AI Processor takes SDR and lower-resolution sources and upscales them with an impressive level of image reconstruction.
• Smart Features: webOS 24 offers a personalized UI, AI-curated recommendations, and multi-user profiles. Voice navigation through ThinQ AI and full ecosystem integration with Matter, Apple Home, and Google Home give it flexibility for any smart home setup.
• Sound Performance: The 4.2.2ch 80W speaker array, with Dolby Atmos and AI Sound Pro, fills a room with spatial precision that rivals standalone soundbars in many premium setups.

Who Is the LG G5 OLED TV Built For?

Home cinema enthusiasts will benefit most from its high-fidelity color rendering and deep black levels. Gamers looking for minimal input lag and 4K 120Hz performance with full VRR compatibility will find few panels this responsive. And those investing in a multi-purpose media hub—whether for sports, movies, or streaming—will appreciate its seamless app experience and high dynamic range support across all major standards.

Pushing the Limits of OLED and Screen Technology

Between the new Micro Lens Array structure, a peak brightness that challenges even high-end QD-OLEDs, and a design that merges performance with aesthetic minimalism, the G5 positions itself at the top of the current OLED hierarchy. LG has refined every visual and acoustic element to craft a flagship that functions as both display and showcase.

Buy Now or Wait?

This TV doesn’t ask for patience. With no meaningful drawbacks and leading performance across all metrics, the LG G5 OLED TV justifies its top-tier pricing. For anyone ready to invest in an elite display in 2024, there’s no technical argument for waiting. The technology arrives fully matured—and fully realized.