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LG OLED B5 vs LG SIGNATURE OLED W9

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

Better figure, where one is clearly better

LGOLED B5LGSIGNATURE OLED W9
Overview
ReleasedMarch 20252019
Display
PanelOLEDOLED
Panel detailSelf-lit 4K OLED with pixel dimmingPicture-on-Wall OLED screen with pixel dimming and a separate soundbar/control unit
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate120 Hz–
HDR formatsDolby Vision, HDR10, HLGDolby Vision, HDR10, HLG
HDR extras–LG also lists Advanced HDR by Technicolor; HDR10 Pro is LG's processing, not HDR10+ support
Picture processingAI Picture Pro, α8 AI Super Upscaling 4K, AI Brightness Control, Dynamic Tone Mapping Pro and Filmmaker Modeα9 Gen 2 with Deep Learning AI Picture, AI Brightness, Object Depth Enhancer, Quad Step Noise Reduction and HDR Dynamic Tone Mapping Pro
Picture modesPersonalised Picture Wizard, Vivid, Standard, APS, Cinema, Sports, Game, Filmmaker and ISF Expert bright/dark room modes–
Motion handlingNative 120Hz panel; OLED Motion and HDMI 4K 120 fps inputLG lists OLED Motion and 4K high frame rate; its UK sheet says 4K HFR over HDMI was to be enabled by update, without confirming the update's delivery
Sizes
Sizes48, 55, 65, 77, 83″65, 77″
Largest size83″77″
Gaming
HDMI ports4 (all HDMI 2.1 at 4K 120 Hz+)4 (all HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateHDMI VRR, FreeSync Premium, G-Sync CompatibleNone
Auto low latency modeYesYes
HDMI detailFour inputs support 4K 120Hz, VRR, ALLM and QMS; eARC on HDMI 3Four HDMI 2.1 inputs are housed in the separate soundbar/control unit. LG's UK sheets list eARC on HDMI 2. FlatpanelsHD reports that W9 is the exception to the 2019 LG OLED series' VRR support.
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 120HzInstant Game Response (ALLM) on both UK sizes; HDMI VRR and G-Sync are not supported on W9 according to FlatpanelsHD
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 platformwebOSwebOS
Processorα8 AI Processor 4K Gen2α9 Gen 2 Intelligent Processor
Speakers20 W, 2.0 channels60 W, 4.2 channels
Dolby AtmosYesYes
eARCYesYes
Wi-FiWi-Fi 6Wi-Fi 5 (802.11ac)
Bluetooth5.35.0
Speaker detailDown-firing 2.0-channel speakersSeparate 60 W, 4.2-channel soundbar/control unit with 20 W assigned to two woofers; UK unit weight is 10 kg on the 65-inch and 13.1 kg on the 77-inch sheet
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 channelsDolby Atmos, LG Sound Sync, One Touch Sound Tuning and WiSA speaker compatibility
Voice assistantsLG intelligent voice recognition and Voice ID; AI Search, AI Chatbot, AI Concierge and picture/sound wizards; regional language and account restrictions applyUK LG sheet lists Google Assistant, unavailable in the Republic of Ireland, and Amazon Alexa compatibility with the 2019.5 Magic Remote
CastingGoogle Cast, Apple AirPlay, Apple Home, ThinQ remote app and Multi ViewLG Screen Share and Apple AirPlay 2 on the UK 65W9PLA sheet
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.webOS with Magic Remote and ThinQ AI. UK launch coverage gave May 6 as a planned sale date, but actual first on-sale was not verified, so release uses year precision.
TV tunersDVB-T/T2, DVB-C and DVB-S/S2. LG specifies the CI slot is excluded for the UK and Ireland.UK 65 and 77-inch sheets list twin DVB-T2/C/S2 reception
USBTwo USB 2.0 portsThree USB ports on both UK sizes
EthernetEthernet LAN portOne LAN input on both UK sizes
Optical audio outOne optical digital audio outputOptical digital audio output on both UK sizes
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 mmDisplay only (W × H × D): 65W9PLA 1446 × 823 × 3.85 mm; 77W9PLA 1721 × 989 × 5.96 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.Wall mounting required. The soundbar/control unit measures 1260 × 78 × 198 mm for 65W9PLA and 1460 × 84 × 208 mm for 77W9PLA.
VESA pattern48/55/65/77″ 300 × 200 mm; 83″ 400 × 400 mm–
Power useUnder 0.5 W standby; 100–240 V AC, 50–60Hz supplyBoth UK models list under 0.5 W standby
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 remoteMR19 Magic Remote and two AA batteries on both UK sizes

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