LG OLED B5 vs Sony BRAVIA 8 II

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

Better figure, where one is clearly better

OLED B5 compared with BRAVIA 8 II
LGOLED B5SonyBRAVIA 8 II
Overview
ReleasedMarch 2025June 2025
Display
PanelOLEDQD-OLED
Panel detailSelf-lit 4K OLED with pixel dimming–
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate120 Hz120 Hz
HDR formatsDolby Vision, HDR10, HLGDolby Vision, HDR10, HLG
HDR extras–IMAX Enhanced
Screen finish–Low-reflection film
Peak brightness–About 1,800 cd/m² calibrated and up to 2,200 cd/m² in Vivid mode, HDR (FlatpanelsHD, 65″)
Colour range–XR Triluminos Max
Picture processingAI Picture Pro, α8 AI Super Upscaling 4K, AI Brightness Control, Dynamic Tone Mapping Pro and Filmmaker ModeXR Contrast Booster 25, XR 4K Upscaling, AI scene recognition, ambient light sensor
Picture modesPersonalised Picture Wizard, Vivid, Standard, APS, Cinema, Sports, Game, Filmmaker and ISF Expert bright/dark room modesVivid, Standard, Cinema, Professional, Calm, Photo, IMAX Enhanced, Dolby Vision (Vivid, Bright, Dark, Game), FPS Game, RTS Game; Studio Calibrated modes for Netflix, Prime Video and Sony Pictures Core
Motion handlingNative 120Hz panel; OLED Motion and HDMI 4K 120 fps inputXR OLED Motion
Sizes
Sizes48, 55, 65, 77, 83″55, 65″
Largest size83″ (better)65″
Gaming
HDMI ports4 (all HDMI 2.1 at 4K 120 Hz+) (better)4 (2 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateHDMI VRR, FreeSync Premium, G-Sync CompatibleHDMI VRR
Auto low latency modeYesYes
HDMI detailFour inputs support 4K 120Hz, VRR, ALLM and QMS; eARC on HDMI 3HDMI 2.1 features: 4K 120 fps, eARC, VRR, ALLM, SBTM (Source-Based Tone Mapping); HDCP 2.3 on all four inputs
Input lag–17 ms at 60 Hz, about half that at 120 Hz (FlatpanelsHD)
Variable refresh rangeLG specifies VRR up to 120Hz–
Game featuresGame Optimiser and Dashboard, HGiG, AMD FreeSync Premium, NVIDIA G-SYNC Compatible and Dolby Vision gaming at 4K 120HzGame Menu; Auto HDR Tone Mapping and Auto Genre Picture Mode with a PS5; Dolby Vision Game mode
Cloud gamingXbox Cloud Gaming requires internet, Game Pass Ultimate and a compatible Bluetooth controller; available in supported regions including the UK. App and service availability varies by country.–
Smart TV and sound
Smart TV platformwebOSGoogle TV
Processorα8 AI Processor 4K Gen2XR Processor
Speakers20 W, 2.0 channels50 W, 2.2 channels (better)
Dolby AtmosYesYes
DTS:X–Yes
eARCYesYes
Wi-FiWi-Fi 6Wi-Fi 6E
Bluetooth5.35.3
Speaker detailDown-firing 2.0-channel speakersAcoustic Surface Audio+ with 2 actuators and 2 subwoofers, 15 W + 15 W + 10 W + 10 W
Audio featuresα8 AI Sound Pro with virtual 9.1.2 up-mixing, acoustic tuning, Clear Voice Pro, Bluetooth Surround Ready and WiSA up to 2.1 channelsAcoustic Center Sync, Voice Zoom 3, 3D Surround Upscaling, S-Force Front Surround, automatic room and position sound calibration, S-Master digital amplifier
Voice assistantsLG intelligent voice recognition and Voice ID; AI Search, AI Chatbot, AI Concierge and picture/sound wizards; regional language and account restrictions applyGoogle Assistant built in with hands-free voice search; works with Alexa and Apple HomeKit
CastingGoogle Cast, Apple AirPlay, Apple Home, ThinQ remote app and Multi ViewGoogle Cast, Apple AirPlay
Software updateswebOS 25; webOS Re:New supports upgrades for up to five years, varying by model and region, with security support through 31 December 2029. LG Australia's March 19, 2025 launch confirms local availability and lists 48/55/65-inch B5 availability that day. Release records the first confirmed series month; LG's May 12 US release lists 55/65/77-inch models available now and the 83-inch model for preorder. TechRadar's July/August regional date does not override the earlier maker evidence.–
TV tunersDVB-T/T2, DVB-C and DVB-S/S2. LG specifies the CI slot is excluded for the UK and Ireland.DVB-T/T2, DVB-C and DVB-S/S2; 2 terrestrial/cable and 2 satellite digital tuners; CI+
USBTwo USB 2.0 ports2 × USB; USB hard disk recording
EthernetEthernet LAN port1 × Ethernet
Optical audio outOne optical digital audio output1 × optical digital audio out (shared with the S-Center speaker input)
Design and power
SizeWithout stand (W × H × D): 48″ 1070 × 620 × 45.9 mm; 55″ 1228 × 708 × 45.9 mm; 65″ 1449 × 832 × 45.9 mm; 77″ 1719 × 989 × 50.9 mm; 83″ 1842 × 1055 × 52.9 mmWithout stand, 55″ 1224 × 707 × 34 mm; 65″ 1443 × 830 × 34 mm
StandWith stand (W × H × D; weight): 48″ 1070 × 684 × 235 mm, 11.7 kg; 55″ 1228 × 772 × 235 mm, 14.5 kg; 65″ 1449 × 896 × 235 mm, 17.3 kg; 77″ 1719 × 1057 × 319 mm, 23.5 kg; 83″ 1842 × 1144/1084 × 300 mm, 27.7 kg (two published stand heights). Stand footprint: 48″ 933 × 235 mm; 55/65″ 1057 × 235 mm; 77″ 1403 × 319 mm; 83″ 1477 × 300 mm.Aluminum Edge Stand with two heights (standard and soundbar)
VESA pattern48/55/65/77″ 300 × 200 mm; 83″ 400 × 400 mm300 × 300 mm
Power useUnder 0.5 W standby; 100–240 V AC, 50–60Hz supply55″ 334 W, 65″ 418 W rated; 0.5 W standby
Colours–Black
In the boxMagic Remote MR25GA / MR25GB (UK and Italy) and attached power cable; TechRadar distinguishes the UK remote with AI button from the streamlined US remote–

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