Hisense A7S vs Samsung UHD RU7400

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A7S compared with UHD RU7400

	HisenseA7S	SamsungUHD RU7400
Overview
Released
Released	January 2026	February 2019
Display
Panel
Panel	LED LCD	LED LCD
Panel detail
Panel detail	Hi-QLED (quantum dot) LCD with a direct LED backlight	Flat LED-backlit LCD; native refresh and panel subtype are not assigned from the checked maker tables.
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Refresh rate
Refresh rate	60 Hz	–
HDR formats
HDR formats	Dolby Vision, HDR10, HDR10+, HLG	HDR10, HDR10+, HLG
HDR extras
HDR extras	Dolby Vision IQ, HDR10+ Adaptive	–
Colour range
Colour range	Hi-QLED Colour	–
Picture processing
Picture processing	AI 4K Upscaler, MEMC, AI Light Sensor; Calman Ready (not 43″)	Dynamic Crystal Colour, UHD Dimming, Contrast Enhancer and Film Mode. Samsung lists PQI 1900; this is a processing label rather than native refresh. Its Billion Colors flag differs between the 43-inch and larger tables, so no shared bit depth is assigned.
Picture modes
Picture modes	Filmmaker Mode; Game Mode Plus; eye-care mode	–
Motion handling
Motion handling	AI Smooth Motion (MEMC); panel response time 8 ms (Hisense)	–
Viewing angle
Viewing angle	178°	–
Sizes
Sizes
Sizes	43, 50, 55, 65″	43, 50, 55, 65″
Largest size
Largest size	65″	65″
Gaming
HDMI ports
HDMI ports	3 (0 HDMI 2.1 at 4K 120 Hz+)	3 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rate
Variable refresh rate	HDMI VRR	None
Auto low latency mode
Auto low latency mode	Yes	–
HDMI detail
HDMI detail	3 × HDMI with ALLM and VRR up to 60 Hz; eARC on HDMI 3	Three HDMI inputs with ARC and HDMI-CEC, plus component and shared composite inputs.
Variable refresh range
Variable refresh range	Up to 60 Hz	–
Input lag
Input lag	≤ 10 ms (43″, 50″, 65″) or ≤ 11 ms (55″) (Hisense)	–
Game features
Game features	Game Mode Plus, Dolby Vision Gaming, HDR10+ Gaming	Samsung specifies Auto Game Mode; the checked UK table does not identify the HDMI ALLM signalling mechanism, so that optional field is left unassigned.
Smart TV and sound
Smart TV platform
Smart TV platform	VIDAA	Tizen
Processor
Processor	–	UHD Engine; quad-core smart processor
Speakers
Speakers	2.0 channels	20 W, 2.0 channels
Dolby Atmos
Dolby Atmos	Yes	–
eARC
eARC	Yes	No
Wi-Fi
Wi-Fi	Wi-Fi 5 (802.11ac, 2.4/5 GHz)	Built-in Wi-Fi
Bluetooth
Bluetooth	Yes	–
Speaker detail
Speaker detail	2 × 10 W, 2.0 ch (50″ to 65″); 2 × 7 W, 2.0 ch (43″)	Two-channel speakers with 20 W total output.
Audio features
Audio features	Dolby Atmos, EzPlay, TV mode, room fitting tuning (not 43″), user equaliser	Dolby Digital Plus, dialogue enhancement, Multiroom Link and Bluetooth audio.
Voice assistants
Voice assistants	Hands-free voice control (voice control via the remote on the 43″)	–
Casting
Casting	AirPlay 2; screen sharing; DMP/DMR content sharing	Mobile-to-TV mirroring, DLNA, Wi-Fi Direct, sound mirroring and SmartThings app support.
Software updates
Software updates	Software and firmware updates for at least 8 years (Hisense)	Tizen 5.0 in Samsung's developer model-group table. The UK specification page confirms Bixby plus integration with external Alexa and Google Assistant devices; service availability may change.
TV tuners
TV tuners	2 × RF; DVB-T2/T/C/S2/S; CI+ 2.0	DVB-T2/C/S2 digital and analogue tuners, with CI+ 1.4.
USB
USB	2 × USB 2.0	Two USB ports with media playback, recording and time shift.
Ethernet
Ethernet	1 × RJ45	Ethernet LAN port.
Optical audio out
Optical audio out	1 × S/PDIF; the 43″ also has a composite AV input, audio L/R input and headphone output	One optical digital audio output.
Design and power
Size
Size	Without stand, 43″ 962 × 560 × 86 mm; 50″ 1110 × 648 × 59 mm; 55″ 1226 × 715 × 59 mm; 65″ 1445 × 837 × 59 mm	Width × height × depth without stands: 43-inch 970.2 × 563.2 × 58.1 mm; 50-inch 1124.8 × 650.2 × 59.0 mm; 55-inch 1238.6 × 714.2 × 58.6 mm; 65-inch 1457.5 × 837.3 × 59.0 mm. Configuration weights exclude stands.
Stand
Stand	Single metal and plastic pedestal with cable management	V-shaped central stand in Titan Gray. With-stand weights are 12.1, 16.5, 19.7 and 28.0 kg for 43, 50, 55 and 65 inches respectively.
In the box
In the box	–	TM1950A Smart Remote, batteries, power cable and manual. The 43- and 50-inch UK tables also specify the TM1240A standard remote; it is not assumed for larger sizes.
VESA pattern
VESA pattern	43″ 200 × 200 mm; 50″ and 65″ 400 × 300 mm; 55″ 200 × 300 mm	–
Power use
Power use	Maximum 110 W (43″), 120 W (50″, 55″), 170 W (65″); 0.5 W standby	–
Energy class
Energy class	SDR: F (43″), E (50″, 55″), D (65″); HDR: G	–
Colours
Colours	Black/dark grey (43″ black)	–
Warranty
Warranty	2 years (UK)	–