LG US90TY vs Samsung HW-Q800H

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US90TY compared with HW-Q800H

	LGUS90TY	SamsungHW-Q800H
Overview
Released
Released	May 2024	2026
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	5.1.3	5.1.2
Dolby Atmos
Dolby Atmos	Yes	Yes
Drivers
Drivers	Maker 5.1.3-channel layout with centre and two additional upward-firing channels; no rear speakers included	11 drivers; centre, side and upward-firing speakers with an included wireless subwoofer; no front wide-firing speakers or rear speakers included
Amplifiers
Amplifiers	Maker claims 570 W system output; measurement basis is not stated	–
Audio formats
Audio formats	Dolby Atmos, DTS:X, DTS Digital Surround, Dolby Digital, AAC and AAC+; 24-bit/96 kHz high-resolution audio and upsampling	Dolby Atmos Music, Dolby Atmos, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Eclipsa Audio and multichannel LPCM; MP3, AAC, OGG, FLAC, WAV, ALAC and AIFF. The UK page's generic eARC text mentions DTS:X, but its audio-format table does not; the model's manual lists Atmos only and warns DTS support varies by model and region. Les Numériques and Spider's Web report no DTS support
Room tuning
Room tuning	AI Room Calibration Pro through the app; AI Sound Pro adapts to content. Smart upmixing operates in AI Sound Pro, Cinema, Clear Voice Pro, Game and Sports, not Standard or Music	SpaceFit Sound Pro automatic calibration using the soundbar microphone; AI Adaptive Sound, Active Voice Amplifier Pro, Sound Elevation, Auto Volume, Voice Enhancement, Night Mode, Moderate Bass and Virtual surround. Auto Volume requires Q-Symphony off; Sound Elevation requires Sound Grouping and Private Rear off
Connections
Wi-Fi
Wi-Fi	Yes	Yes
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	Yes	Yes
HDMI eARC
HDMI eARC	Yes	Yes
Voice assistants
Voice assistants	Alexa and Google Assistant	Alexa
Bluetooth
Bluetooth	SBC and AAC codecs	Bluetooth 5.3 audio streaming
Ports
Ports	One HDMI input, one HDMI eARC/ARC television output, optical input and USB. HDR10, Dolby Vision, VRR and ALLM passthrough; UK specifications list 120 Hz, but footnotes restrict VRR passthrough to 60 Hz and 4K 120 Hz to YCbCr 4:2:0	One HDMI input with 4K 60 Hz and HDR10+ passthrough, one HDMI eARC/ARC output with CEC, one optical input; no USB music playback. Les Numériques reports no analogue input or Ethernet; VRR and ALLM reports conflict between Les Numériques and RTINGS, so their support is unconfirmed
Streaming
Streaming	AirPlay 2, Chromecast, Spotify Connect and TIDAL Connect over Wi-Fi; Bluetooth. Services depend on region, subscriptions and firmware	AirPlay, Google Cast, Spotify Connect, Tidal Connect, Roon Ready and Bluetooth; Roon requires a Roon core server
Multi-room
Multi-room	Wireless subwoofer included; rear-speaker expansion supported separately. WOW Orchestra combines compatible LG television speakers	Q-Symphony combines compatible Samsung TV and audio-device speakers. Wireless Dolby Atmos TV transmission requires compatible 2022–2026 Samsung TVs. Samsung Music Studio 7 speakers are sold separately
App
App	iOS and Android remote app; WOW Interface integrates soundbar controls with compatible LG televisions	SmartThings and Samsung Sound app; Wi-Fi streaming setup requires a Samsung account. Group Play supports up to ten compatible devices on the same 5 GHz Wi-Fi network
Design
Weight
Weight	5.65 kg	5.1 kg (better)
Controls
Controls	Supplied remote and bar controls; AI Sound Pro, Standard, Music, Cinema, Clear Voice Pro, Sports, Game and Bass Blast modes	Included remote control, SmartThings or Samsung Sound app, HDMI CEC and compatible Samsung One Remote; seven-band EQ in Standard mode
Microphones
Microphones	Built-in room-calibration microphones; Alexa and Google Home compatibility uses external devices	Built-in microphone for room calibration and voice features. Alexa is maker-listed and confirmed built in by Les Numériques; Works with Google requires an external compatible device, rather than a built-in Google Assistant; no Bixby
Mounting
Mounting	Supplied wall-mount brackets	Wall-mount bracket included
Size
Size	Bar 1250 × 63 × 135 mm (W × H × D), 5.65 kg alone; subwoofer 201.7 × 407.0 × 403.0 mm, 10.0 kg. Gross packaged weight 22.2 kg	Soundbar 1110.7 × 60.4 × 120 mm; subwoofer 249 × 251.8 × 249 mm (width × height × depth). Main weight is the soundbar only; subwoofer 7.2 kg
Colours
Colours	Black	Black
In the box
In the box	Soundbar, wireless subwoofer, remote control, HDMI cable, wall-mount brackets and warranty card	Soundbar, wireless subwoofer, remote control and wall-mount bracket; each component requires mains power