LG LM660T vs Sony BRAVIA W829B

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LM660T compared with BRAVIA W829B

	LGLM660T	SonyBRAVIA W829B
Overview
Released
Released	May 2012	2014
Display
Panel
Panel	LED LCD	LED LCD
Panel detail
Panel detail	Edge-lit LED LCD with LG Cinema Screen narrow bezel and passive Cinema 3D; LG Denmark's 32-inch sheet lists 1920 × 1080 resolution but contradictorily marks Full HD as No	LED-backlit LCD with Sony X-Reality PRO processing. The exact UK 50-inch review found no local-dimming control, so no local-dimming capability is assigned to the series. Sony's Motionflow XR 800 is processing terminology rather than a verified native panel rate.
Resolution
Resolution	1920 × 1080 (Full HD)	1920 × 1080 (Full HD)
HDR formats
HDR formats	None	None
Picture processing
Picture processing	Triple XD Engine, LED local dimming, LG Picture Wizard and 2D-to-3D conversion	X-Reality PRO, Reality Creation, Advanced Contrast Enhancer, 24p True Cinema and 3D playback. The exact 50-inch Sony UK sheet lists two TDG-500P glasses in the box, while Expert Reviews calls its glasses active shutter; the 3D type is not generalised across sizes.
Picture modes
Picture modes	Intelligent Sensor, Vivid, Standard, Cinema, Game and two ISF Expert modes on LG Denmark's 42-inch specification	–
Motion handling
Motion handling	LG Denmark calls its processing TruMotion 100 Hz; the native panel refresh is not established, so no refresh scalar is assigned	Sony UK lists Motionflow XR 800 on the 50/55-inch sheets, a processing designation. A native panel refresh figure was not verified for all three sizes.
Sizes
Sizes
Sizes	32, 42, 47, 55″	42, 50, 55″
Largest size
Largest size	55″	55″
Gaming
HDMI ports
HDMI ports	4 (0 HDMI 2.1 at 4K 120 Hz+)	4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	None	None
HDMI detail
HDMI detail	Four side-facing HDMI inputs on the exact 42-inch AVForums review; no HDMI 2.1 bandwidth	Four HDMI inputs, one side and three bottom, with MHL on the side input; no HDMI 2.1 features.
Input lag
Input lag	AVForums measured 46 ms on the 42-inch sample with its June 2012 software; software version affects the result	–
Game features
Game features	Dual Play split-screen gaming with separate optional glasses	Game and Graphics picture modes; no VRR.
Smart TV and sound
Smart TV platform
Smart TV platform	LG Smart TV	Sony Entertainment Network
Processor
Processor	Triple XD Engine	X-Reality PRO
Speakers
Speakers	20 W, 2.0 channels	–
Wi-Fi
Wi-Fi	Built-in Wi-Fi	Built-in Wi-Fi and Wi-Fi Direct
Speaker detail
Speaker detail	2 × 10 W stereo output in AVForums' exact-model specification; LG Denmark describes invisible speakers	Sony UK lists 8 W + 8 W for the 50-inch model and 10 W + 10 W for the 55-inch model, so no single series-wide output is stated.
Casting
Casting	–	DLNA, screen mirroring, NFC One-Touch and Sony One-Flick Entertainment; Chromecast is not supported.
Audio features
Audio features	Dolby Digital, Dolby Digital Plus, DTS and Clear Voice II in AVForums' exact-model specification	–
Software updates
Software updates	LG Smart TV launch software includes LG Smart World, 3D World, web browser and Smart Share. What Hi-Fi? announced the series for UK sale in spring 2012 and a Richer Sounds buyer reported purchase by May; LG UK support later said LM660T had been withdrawn from official UK distribution. First worldwide sale day is unconfirmed.	–
TV tuners
TV tuners	DVB-T2 Freeview HD and DVB-C on LG Denmark's sheets; no Freesat tuner in the UK review	Sony UK lists DVB-T/T2 terrestrial, DVB-C cable and DVB-S/S2 satellite tuners, plus analogue reception.
USB
USB	Three USB 2.0 ports on AVForums' 42-inch specification, including recording to an attached drive	Two side USB ports with media playback and USB HDD recording.
Ethernet
Ethernet	Ethernet plus built-in Wi-Fi	One rear Ethernet input.
Optical audio out
Optical audio out	Digital optical audio output	One rear optical digital audio output.
Design and power
Size
Size	LG Denmark, without stand (W × H × D): 32-inch 719 × 435 × 35.6 mm; 42-inch 953 × 566 × 33.4 mm; 47-inch 1063 × 628 × 33.4 mm; 55-inch 1232 × 723 × 33.6 mm	Without stand (W × H × D), Sony UK sheets: 42″ 958 × 563 × 64 mm; 50″ 1116 × 656 × 64 mm; 55″ 1234 × 722 × 65 mm. Sony lists each size’s with-stand and without-stand weight as the same number; these figures are reproduced from its exact sheets without inference.
Stand
Stand	Ribbon stand; LG Denmark lists weights with stand of 9.4, 14.8, 17.4 and 25 kg for 32, 42, 47 and 55 inches respectively	Low-profile curved metal loop stand; Sony UK lists an additional adapter for VESA mounting on the 42-inch model.
Power use
Power use	LG Denmark IEC on-mode: 32-inch 41 W, 42-inch 52 W, 47-inch 63 W, 55-inch 73 W; standby 0.3 W.	Sony UK lists 51 W operating consumption on the 50-inch sheet; power differs by size.
In the box
In the box	Magic Motion Remote and standard remote on AVForums' 42-inch review; What Hi-Fi? reports five pairs of passive 3D glasses with its sample	Sony UK lists the RM-ED058 remote for UK and Ireland, batteries, AC cable and two TDG-500P 3D glasses for the 50-inch model.