LG OLED B2 vs LG OLED B8

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

OLED B2 compared with OLED B8
LGOLED B2LGOLED B8
Overview
ReleasedMarch 20222018
Display
PanelOLEDOLED
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate120 Hz120 Hz
HDR formatsDolby Vision, HDR10, HLGDolby Vision, HDR10, HLG
HDR extrasDolby Vision IQAdvanced HDR by Technicolor also supported
Picture processingAI Picture Pro, AI 4K Upscaling, Dynamic Tone Mapping, AI Brightness Control and Filmmaker Mode4K Upscaler, adaptive colour enhancement, noise reduction and enhanced dynamic tone mapping
Motion handlingUK sheets label 100Hz native and explicitly support 4K 120fps HFR over HDMI.Native 120Hz panel with motion interpolation and Motion Pro black-frame insertion (RTINGS). HDMI does not accept 4K at 120Hz; What Hi-Fi? reports internal HFR playback cannot combine HFR with HDR on the α7 processor.
Sizes
Sizes55, 65, 77″55, 65″
Largest size77″ (better)65″
Gaming
HDMI ports4 (2 HDMI 2.1 at 4K 120 Hz+) (better)4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateHDMI VRR, FreeSync, G-Sync CompatibleNone
Auto low latency modeYes–
HDMI detailFour HDMI inputs, two supporting 4K 120Hz (TechRadar). RTINGS identifies these as HDMI 3 and 4; maker Canada 55″ sheet confirms eARC on HDMI 3.Four HDMI 2.0 inputs, one rear and three side; ARC on HDMI 2. No full-bandwidth HDMI 2.1 input (What Hi-Fi?).
Game featuresHGiG, Game Optimiser and Game Dashboard; FreeSync Compatible and G-Sync CompatibleGame picture mode; no variable refresh rate (RTINGS)
Smart TV and sound
Smart TV platformwebOSwebOS
Processorα7 Gen5 AI Processor 4Kα7 Intelligent Processor
Dolby AtmosYesYes
Wi-Fi–Wi-Fi 5 (802.11ac)
eARCYes–
Bluetooth5.04.2
Speaker detailTechRadar reports two down-firing speakers, 10 W each, on its reviewed model.UK PLA models: 40 W 2.2-channel system with two woofers; UK SLC models: 20 W 2.0-channel system. Both are down-firing.
Audio featuresDolby Atmos, Clear Voice Pro and AI Sound Pro virtual 5.1.2 up-mix. RTINGS reports no DTS or DTS:X passthrough.Clear Voice III, One Touch Sound Tuning, adaptive sound control and DTS decoding
Voice assistants–UK Google Assistant requires software update and is unavailable in the Republic of Ireland; compatible Google Home and Alexa devices sold separately, with the same stated regional restriction
CastingApple AirPlay 2; Apple HomeKit–
Software updatesLaunch webOS 22; UK maker lists security updates until 31 December 2026LG's 2018 lineup announcement confirms the B8 series; an exact earliest on-sale month was not established, so release retains year precision.
TV tuners–UK DVB-T2/C/S2
USB–Three USB ports, two rear and one side
Ethernet–Ethernet LAN port
Optical audio outOptical digital audio outputOptical digital audio output and headphone output on UK models
Design and power
SizeWithout stand (W × H × D): 55″ 1228 × 708 × 46.9 mm; 65″ 1449 × 832 × 46.9 mm; 77″ 1719 × 989 × 50.9 mmWithout stand (W × H × D): both 55″ variants 1228 × 707 × 47 mm; both 65″ variants 1449 × 831 × 47 mm
StandStand footprint: 55″ and 65″ 559 × 246 mm; 77″ 1403 × 319 mmPLA Alpine stand versus SLC Crescent stand (LG confirmation in What Hi-Fi?). With stand (W × H × D): 55″ PLA 1228 × 752 × 220 mm; 55″ SLC 1228 × 776 × 319 mm; 65″ PLA 1449 × 876 × 220 mm; 65″ SLC 1449 × 901 × 319 mm.
VESA pattern55″, 65″ and 77″: 300 × 200 mm300 × 200 mm for both sizes and variants
In the box–MR18 Magic Remote, two AA batteries and attached power cable

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