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LG OLED B2 vs LG OLED EC9700

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

Better figure, where one is clearly better

LGOLED B2LGOLED EC9700
Overview
ReleasedMarch 20222014
Display
PanelOLEDOLED
Panel detail–Curved WRGB OLED with passive Cinema 3D
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Refresh rate120 Hz–
HDR formatsDolby Vision, HDR10, HLGNone
HDR extrasDolby Vision IQ–
Picture processingAI Picture Pro, AI 4K Upscaling, Dynamic Tone Mapping, AI Brightness Control and Filmmaker ModeDual-core processor, per LG's exact EC970V German specification; Canadian EC9700 sheet names Triple XD Engine and Tru-4K Engine Pro
Motion handlingUK sheets label 100Hz native and explicitly support 4K 120fps HFR over HDMI.Native panel refresh rate is unconfirmed; 4K input at 60 frames per second is not treated as native panel refresh.
Sizes
Sizes55, 65, 77″65″
Largest size77″65″
Gaming
HDMI ports4 (2 HDMI 2.1 at 4K 120 Hz+)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 inputs, one side and three rear; HDMI 2.0 with 4K 60fps input and HDCP 2.2 support reported by AVForums
Input lag–81 ms in Game mode (AVForums); relabelling the input as PC did not reduce it
Game featuresHGiG, Game Optimiser and Game Dashboard; FreeSync Compatible and G-Sync Compatible–
Smart TV and sound
Smart TV platformwebOSwebOS
Wi-Fi–Wi-Fi 4 (802.11a/b/g/n)
Processorα7 Gen5 AI Processor 4K–
Dolby AtmosYes–
eARCYes–
Bluetooth5.0–
Speaker detailTechRadar reports two down-firing speakers, 10 W each, on its reviewed model.Harman Kardon audio system confirmed by the exact UK reviews. The Canadian 65EC9700 sheet specifies 40 W and 4.0 channels; no UK scalar audio figure is borrowed from that regional sheet.
Audio featuresDolby Atmos, Clear Voice Pro and AI Sound Pro virtual 5.1.2 up-mix. RTINGS reports no DTS or DTS:X passthrough.–
CastingApple AirPlay 2; Apple HomeKitMiracast and MHL 2.0; LG mobile remote app for iOS and Android; built-in 8 MP camera in the exact EC970V maker table
Software updatesLaunch webOS 22; UK maker lists security updates until 31 December 2026Original webOS at launch; AVForums' May 2015 review describes a promised webOS 2.0 upgrade, and What Hi-Fi?'s November review describes version 2.0. UK retail was delayed into 2015 despite the 2014 generation. First-sale year 2014 is corroborated by Metro Weekly's December 2014 report of US retail availability; the exact first shipping month is unresolved after the bounded search.
TV tuners–European analogue and DVB-T/T2, DVB-C and DVB-S/S2 input combinations in the maker port table; UK Freeview HD reception confirmed by AVForums. SCART, composite and component inputs use adapters.
USB–Three side USB inputs, one USB 3.0 and two USB 2.0
Ethernet–Ethernet LAN port
Optical audio outOptical digital audio outputOptical digital audio output and headphone output
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 mm–
StandStand footprint: 55″ and 65″ 559 × 246 mm; 77″ 1403 × 319 mm24.6 kg with stand. AVForums describes a fixed arched metal stand with no swivel; panel-only weight is 23.2 kg in LG's exact EC970V table.
Power use–213 W on-mode, 0.3 W standby and 311 kWh annual energy use in the original maker EC970V table; 110–240 V, 50–60Hz supply
In the box–Conventional remote, Magic Remote and batteries; LG's German table lists AG-F520 glasses package. Regional accessory quantities vary.
VESA pattern55″, 65″ and 77″: 300 × 200 mm–

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