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LG B9 vs C9 – Check Which One Is Best & Why?

LG C9 & LG B9 share many similarities, but there are also important differences, such as quality, performance, features, design, and connectivity. If you want the best one between them, I Would recommend the LG C9 rather than the LG B9.

Why Do I Recommend The LG C9?

  • The LG C9 comes with the α9 Gen 2 Intelligent Processor for more accurate real-time image analysis, cleaner upscaling, and better noise control, while the LG B9 uses the α7 Gen 2 processor.
  • LG C9 features advanced AI Picture Pro processing for improved object detection and scene optimization in mixed lighting conditions, whereas the LG B9 uses a more basic AI picture engine.
  • It includes a 33×33×33 3D LUT for smoother color gradation and reduced banding in skies and shadows, while the LG B9 uses a 17×17×17 3D LUT.
  • The LG C9 has stronger near-black processing for cleaner shadow detail and reduced black crush in dark scenes, whereas the LG B9 shows less refined near-black handling.
  • LG C9 supports WiSA wireless audio for direct low-latency connection to compatible surround speakers, while the LG B9 does not support WiSA connectivity.
  • It features AI Sound Pro for clearer dialogue and more accurate virtual surround positioning, while the LG B9 uses standard AI Sound processing.
  • The LG C9 has more precise HDR tone mapping for better highlight retention and smoother brightness roll-off in HDR content, while the LG B9 applies less refined tone mapping.
  • LG C9 comes with tighter factory calibration for more consistent panel uniformity and color accuracy out of the box, whereas the LG B9 uses standard factory calibration.

Maybe the LG B9 can make you comfortable because it’s a little bit cheaper than the LG C9. But you have to compromise all the above-mentioned features. Now the Decision is Yours. I hope it was helpful to choose the right one.

Side-by-Side Comparison

FeatureLG C9LG B9
Picture Processorα9 Gen 2α7 Gen 2
AI Processing EngineFull AI Picture ProLimited AI Picture
Upscaling AlgorithmObject-based AI upscalingConventional upscaling
3D LUT Resolution33×33×3317×17×17
Color Banding ControlAdvanced smooth gradationBasic gradation
Peak HDR OutputHigher peak luminanceLower peak luminance
HDR Tone Mapping PrecisionMore refinedLess refined
Near-Black ProcessingCleaner shadow handlingHigher black crush
Panel Calibration TuningHigher factory calibrationStandard calibration
Motion Estimation AccuracyHigher interpolation precisionLower interpolation precision
De-contouring Filter StrengthStrongerWeaker
AI Sound ProcessingAI Sound ProAI Sound
Virtual Surround ChannelsExpanded virtual surroundLimited virtual surround
WiSA Wireless AudioSupportedNot supported
Internal Audio DSPMore advanced DSPBasic DSP
Stand FinishBrushed metalBasic metal
Chassis FinishPremium textureSimpler finish
PriceCheck LG C9 PriceCheck LG B9 Price

What Common Both Can Do?

  • OLED Display Technology: Both televisions use OLED panel technology, which allows each pixel to emit its own light. This enables precise light control and eliminates the need for a backlight, resulting in superior image quality.
  • Self-Emissive Pixels: Each model features self-emissive pixels that can turn completely off. This is critical for achieving true black levels and extremely high contrast ratios.
  • 4K Resolution: Both LG C9 and LG B9 deliver native 4K resolution at 3840 × 2160 pixels. This ensures sharp detail and clarity for modern movies, streaming content, and gaming.
  • HDR10 Support: Both TVs support HDR10, the most widely used HDR format. This allows compatible content to display improved brightness, contrast, and color depth.
  • Dolby Vision Support: Dolby Vision is supported on both models, enabling dynamic metadata for scene-by-scene HDR optimization. This improves accuracy in both bright and dark scenes.
  • HLG Support: Hybrid Log-Gamma support ensures compatibility with HDR broadcast content. This is especially important for live TV and future HDR broadcasting standards.
  • Perfect Black Levels: Since OLED pixels can shut off completely, both models achieve perfect blacks. This enhances contrast and adds depth to cinematic content.
  • Wide Color Gamut: Both TVs cover a wide color gamut suitable for HDR standards. This results in richer and more accurate color reproduction.
  • Native 120Hz Panel: Each model uses a native 120Hz panel, allowing smoother motion and better performance for sports, movies, and high-frame-rate gaming.
  • HDMI 2.1 Ports: LG C9 and LG B9 both include HDMI 2.1 connectivity. This enables support for higher bandwidth features such as 4K at 120Hz.
  • Variable Refresh Rate (VRR): VRR support helps reduce screen tearing during gaming. This ensures smoother and more consistent gameplay on compatible consoles and PCs.
  • Auto Low Latency Mode (ALLM): Both TVs automatically switch to low-latency mode when a gaming device is detected. This minimizes input lag without manual adjustment.
  • G-SYNC Compatibility: NVIDIA G-SYNC compatibility allows both TVs to synchronize refresh rates with supported GPUs. This improves gaming smoothness and responsiveness.
  • WebOS Smart TV: Both models run LG’s WebOS platform, providing a fast and intuitive smart TV experience. Popular streaming apps and services are readily available.
  • ThinQ AI Platform: LG ThinQ AI is included on both TVs, enabling voice control and smart home integration. This enhances ease of use and device interoperability.
  • Magic Remote Support: Both TVs support LG’s Magic Remote with point-and-click functionality. This makes navigation faster and more intuitive than traditional remotes.
  • Dolby Atmos Passthrough: Dolby Atmos audio passthrough is supported on both models. This allows immersive object-based audio when connected to compatible sound systems.
  • Ultra Slim OLED Design: LG C9 and LG B9 share an ultra-slim OLED design. This gives both televisions a premium, modern appearance suitable for wall mounting or stylish room setups.

Common Features

FeatureLG C9LG B9
OLED Display TechnologyYesYes
Self-Emissive PixelsYesYes
4K Resolution3840 × 21603840 × 2160
HDR10 SupportYesYes
Dolby Vision SupportYesYes
HLG SupportYesYes
Perfect Black LevelsYesYes
Wide Color GamutYesYes
Native 120Hz PanelYesYes
HDMI 2.1 PortsYesYes
Variable Refresh Rate (VRR)YesYes
Auto Low Latency Mode (ALLM)YesYes
G-SYNC CompatibilityYesYes
WebOS Smart TVWebOSWebOS
ThinQ AI PlatformYesYes
Magic Remote SupportYesYes
Dolby Atmos PassthroughYesYes
Ultra Slim OLED DesignYesYes
Price Check LG C9 Price
Check LG B9 Price

FAQ

Do LG C9 and LG B9 use the same OLED panel type?
Yes, both models use LG’s OLED panel with self-emissive pixels. This means contrast, black levels, and viewing angles are fundamentally similar between the two TVs.

Is picture quality noticeably different in everyday viewing?
In most normal content, picture quality is very close. Differences are more noticeable with lower-resolution sources, dark scenes, and challenging gradients, where LG C9 handles processing more cleanly.

Do both TVs support 4K at 120Hz?
Yes, both LG C9 and LG B9 support native 4K resolution at up to 120Hz. This applies to compatible gaming devices and future high-frame-rate content.

Are gaming features the same on LG C9 and LG B9?
Both TVs support HDMI 2.1 gaming features such as VRR, ALLM, and G-SYNC compatibility. Gaming performance is very similar, though LG C9 had slightly more mature firmware earlier.

Is input lag similar on both models?
Yes, input lag is very low on both TVs, especially in Game Mode. Any difference in input lag is minimal and generally unnoticeable in real-world gaming.

Do both TVs support Dolby Vision?
Yes, both LG C9 and LG B9 support Dolby Vision HDR. This allows dynamic HDR metadata for improved brightness and contrast on supported content.

Is HDR performance the same between the two?
HDR format support is the same, including HDR10, Dolby Vision, and HLG. Peak brightness and tone-mapping refinement are slightly better on the LG C9, but overall HDR capability is similar.

Do LG C9 and LG B9 run the same smart TV system?
Yes, both TVs run LG’s WebOS platform. The interface, app availability, and general smart TV experience are essentially identical.

Can both TVs be controlled with voice assistants?
Yes, both models support LG ThinQ AI and voice control features. This allows voice commands through the remote and integration with supported smart home ecosystems.

Is audio quality the same on both TVs?
Both TVs use similar speaker hardware, but LG C9 applies more advanced audio processing. This results in slightly clearer virtual surround effects compared to LG B9.

Do both TVs support Dolby Atmos?
Yes, both LG C9 and LG B9 support Dolby Atmos audio passthrough. This allows immersive audio when connected to compatible soundbars or AV receivers.

Is Wi-Fi and Bluetooth support identical?
Yes, both TVs include built-in Wi-Fi and Bluetooth. This enables wireless streaming, accessory pairing, and smart device connectivity.

Are design and build quality similar?
Both TVs feature an ultra-thin OLED panel and premium construction. LG C9 has a slightly more refined stand and finish, while LG B9 uses a simpler but still high-quality design.