LG OLED B4 vs LG OLED EG9600

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

Better figure, where one is clearly better

OLED B4 compared with OLED EG9600
LGOLED B4LGOLED EG9600
Overview
ReleasedMarch 20242015
Display
PanelOLEDOLED
Panel detailSelf-lit 4K OLED with pixel dimmingCurved WRGB OLED with passive Cinema 3D and Ultra Luminance
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate120 Hz–
HDR formatsDolby Vision, HDR10, HLGNone
Picture processingAI Picture Pro, α8 AI Super Upscaling 4K, AI Brightness Control, Dynamic Tone Mapping Pro and Filmmaker ModeTriple XD Engine, 4K upscaling, Real Cinema 24p and HEVC decoding up to 4K 60p, per the exact European maker tables
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 inputNative panel refresh rate unconfirmed; Absolute Motion Clarity and 4K 60p input compatibility are not native-Hz figures.
Sizes
Sizes48, 55, 65, 77″55, 65″
Largest size77″ (better)65″
Gaming
HDMI ports4 (all HDMI 2.1 at 4K 120 Hz+) (better)3 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateHDMI VRR, FreeSync Premium, G-Sync CompatibleNone
Auto low latency modeYes–
HDMI detailFour inputs support 4K 120Hz, VRR, ALLM and QMS; eARC on HDMI 3Three HDMI inputs; maker table specifically lists two side inputs supporting 4K 60p. HDTVTest identifies HDMI 1 and 2 as HDMI 2.0 with HDCP 2.2; ARC support confirmed by both exact UK reviews. AVForums claims MHL, conflicting with the French maker table's No, so MHL support is not asserted.
Input lag–49 ms in Game mode (HDTVTest); 52 ms (AVForums)
Variable refresh rangeLG specifies 40–120Hz–
Game featuresGame Optimiser and Dashboard, HGiG, AMD FreeSync Premium, NVIDIA G-SYNC Compatible and Dolby Vision gaming at 4K 120Hz–
Smart TV and sound
Smart TV platformwebOSwebOS
Processorα8 AI Processor 4KTru Ultra HD Engine
Speakers20 W, 2.0 channels20 W, 2.0 channels
Dolby AtmosYes–
eARCYes–
Wi-FiWi-Fi 5Built-in Wi-Fi
Bluetooth5.1–
Speaker detailDown-firing 2.0-channel speakersHarman Kardon 20 W, 2.0-channel system with tweeters and Ultra Surround
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 Digital and DTS decoding, Clear Voice II, optical and wireless Sound Sync; aptX encoder listed by LG France
Voice assistantsBuilt-in Amazon Alexa and LG intelligent voice recognition; supported languages vary by countryVoice control through the Magic Remote
CastingApple AirPlay 2, ThinQ remote app and Multi ViewDLNA, WiDi and Miracast
Software updateswebOS 24; LG states four upgrades over five years with regional scheduling differences and security support through 31 December 2028. LG Australia's March 2024 launch notice confirms the range available now and lists 55/65-inch B4 March availability; release records that first confirmed series month, not a universal UK size-specific date.webOS 2.0. The UK launch reviews describe no HDR support; a bounded exact European firmware search did not verify its later availability. Separately, LG's US September 2015 release confirms EG9600 HDR streaming after a firmware update, and Japan's November release confirms network/USB HDR with HDMI explicitly unsupported. Japan's current page names HDR10. Those regional updates are not assigned to the UK EG960V main HDR fields. First-sale year remains 2015: the UK April review confirms retail availability, but an exact first worldwide sale month remains unresolved.
TV tuners–DVB-T2, DVB-C and DVB-S2; CI+ 1.3; HbbTV and USB hard-drive recording/time shift. UK Freeview HD and satellite reception confirmed by the exact reviews.
USBTwo USB 2.0 portsThree USB inputs, one USB 3.0 and two USB 2.0
EthernetEthernet LAN portEthernet LAN port
Optical audio outOne optical digital audio outputOptical digital audio output and headphone output
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 mmWithout stand (W × H × D): 55″ 1226 × 719 × 49.9 mm; 65″ 1447 × 826 × 49.9 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. Stand footprint: 48″ 933 × 235 mm; 55/65″ 1057 × 235 mm; 77″ 1403 × 319 mm.With stand (W × H × D; weight): 55″ 1226 × 760 × 213 mm, 18.9 kg; 65″ 1447 × 884 × 237 mm, 25.1 kg. Fixed curved metal base with transparent support; no swivel.
VESA pattern300 × 200 mm across these UK sizes–
Power useUnder 0.5 W standby; 100–240 V AC, 50–60Hz supplyMaker European energy-table on-mode/standby: 55″ 134/0.3 W; 65″ 142/0.3 W; 100–240 V AC, 50–60Hz supply. The pages' annual-consumption unit is inconsistent, so no annual figure is copied.
In the boxMagic Remote MR24, two AA batteries and attached power cableMR15 Magic Remote and two pairs of F310 passive 3D glasses in the European maker table; AVForums' review sample also included two clip-on pairs, which is not assumed for every retail package

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