Comparison between:
- 74.5" Hisense 75QD6N
- 74.5" TCL 75S551G
- 74.5" TCL 75Q651G
- 74.5" Samsung UN75DU6900

Information about the brand, series, model and model aliases.

	Hisense 75QD6N	TCL 75S551G	TCL 75Q651G	Samsung UN75DU6900
Series	QD6N	S5	Q6	DU6900

Model alias	-	-	-	UN75DU6900FXZC
Model year	2024	2024	2024	2024

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class	74.5 in	74.5 in	74.5 in	74.5 in
Diagonal	1893 mm 189.3 cm 74.5276 in 6.2106 ft	1893 mm 189.3 cm 74.5276 in 6.2106 ft	1893 mm 189.3 cm 74.5276 in 6.2106 ft	1893 mm 189.3 cm 74.5276 in 6.2106 ft
Width	1650.24 mm 165.024 cm 64.9701 in 5.4142 ft	1650.24 mm 165.024 cm 64.9701 in 5.4142 ft	1650.24 mm 165.024 cm 64.9701 in 5.4142 ft	1650.24 mm 165.024 cm 64.9701 in 5.4142 ft
Height	928.26 mm 92.826 cm 36.5457 in 3.0455 ft	928.26 mm 92.826 cm 36.5457 in 3.0455 ft	928.26 mm 92.826 cm 36.5457 in 3.0455 ft	928.26 mm 92.826 cm 36.5457 in 3.0455 ft
Panel type	IPS-ADS	VA	VA	VA
Panel bit depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)	10 bits	10 bits (8 bits + FRC)
FRC	Yes	Yes	-	Yes
Colors	1073741824 colors 30 bits	1073741824 colors 30 bits	1073741824 colors 30 bits	1073741824 colors 30 bits
Aspect ratio	1.778:1 16:9	1.778:1 16:9	1.778:1 16:9	1.778:1 16:9
Resolution	3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p	3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p	3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p	3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p
Pixel pitch	0.43 mm 0.043 cm 0.0169 in 0.0014 ft	0.43 mm 0.043 cm 0.0169 in 0.0014 ft	0.43 mm 0.043 cm 0.0169 in 0.0014 ft	0.43 mm 0.043 cm 0.0169 in 0.0014 ft
Pixel density	59 ppi 23 ppcm	59 ppi 23 ppcm	59 ppi 23 ppcm	59 ppi 23 ppcm
Display area	95.21 %	95.76 %	95.76 %	94.89 %
Backlight	Direct LED	Direct LED	Direct LED	Edge LED
Brightness	350 cd/m²	300 cd/m²	370 cd/m²	-
Peak brightness	-	355 cd/m²	370 cd/m²	-
Static contrast	1200 : 1	6700 : 1	6000 : 1	-
HDR	Dolby Vision HDR10 HLG (Hybrid Log Gamma) HDR10+	HDR10 HDR10+ Dolby Vision HLG (Hybrid Log Gamma)	HDR10 HDR10+ Dolby Vision HLG (Hybrid Log Gamma)	HLG (Hybrid Log Gamma) HDR HDR10 HDR10+
Horizontal viewing angle	178 °	178 °	178 °	178 °
Vertical viewing angle	178 °	178 °	178 °	178 °
Minimum response time	-	4.8 ms 0.0048 s	4.6 ms 0.0046 s	-
Maximum response time	-	-	13.3 ms 0.0133 s	-
Input lag	-	10.5 ms 0.0105 s	10.2 ms 0.0102 s	-
Coating	-	Anti-glare/Matte	Anti-glare/Matte	-
	-	High Brightness Backlight	High Brightness+ Backlight	-

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.

Information about the horizontal and vertical refresh rates/frequencies.

Vertical frequency (digital)

50 Hz / 60 Hz

Many smart TV sets use a technology for interpolating (inserting) of intermediate frames between existing ones in order to achieve more fluent visualization, especially for dynamic scenes.

Interpolation technology	Motion Rate	Motion Rate	Motion Rate	-
Interpolation value	120	240	240	-
Interpolation measurement unit	MR	MR	MR	-

Information about the power supply and consumption, energy efficiency class, etc.

110V	100 V - 120 V	100 V - 120 V	100 V - 120 V	100 V - 120 V
220V	220 V - 240 V	220 V - 240 V	220 V - 240 V	220 V - 240 V
Alternating current frequency	50 Hz - 60 Hz	50 Hz - 60 Hz	50 Hz - 60 Hz	50 Hz - 60 Hz
Power consumption (sleep)	0.5 W	0.5 W	0.5 W	0.5 W
Power consumption (average)	230 W	-	-	-
Power consumption (maximum)	-	-	-	180 W
Power consumption (annual)	-	437 kWh	468 kWh	-

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mount	Yes	Yes	Yes	Yes
VESA interface	400 x 300 mm	400 x 400 mm	400 x 400 mm	400 x 400 mm
Removable stand	Yes	No	No	Yes
Height adjustment	No	Yes	Yes	Yes
Landscape/portrait pivot	No	No	No	No
Left/right swivel	No	No	No	No
Forward/backward tilt	No	No	No	No
	Adjustable stand width - 536 - 1318 mm	Stand with sticks Adjustable stand width	Stand with sticks Adjustable stand width	Flat Feet Stand Adjustable stand width - 346.6 - 1253.6 mm

The TV tuner is a device, which allows the receiving and visualization of a certain type of television signal. There are tuners for digital, analog, cable and satellite television.

TV tuner

Analog (NTSC/PAL/SECAM)
ATSC
Clear QAM

Information about the central processor, graphic processor and the memory of the model.

Processor brand name	-	AIPQ with AI	AIPQ with AI	Crystal Processor 4K
SoC	MediaTek MT9602	-	-	-
Processor (CPU)	ARM Cortex-A53	-	-	-
CPU cores	4	-	-	4
CPU frequency	1500 MHz	-	-	-
GPU	ARM Mali-G52	-	-	-
GPU frequency	850 MHz	-	-	-

Information about the operating system, applications, various software features if available.

Operating system (OS)

Google TV

Tizen 8.0

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers	2 x 15 W	2 x 15 W	2 x 15 W	2 x 10 W
	2.0 CH 30 W Dolby Atmos	2.0 CH 30 W Bluetooth Personal Audio Dolby Atmos Dolby Digital+ DTS Virtual:X Onkyo Sound System	2.0 CH 30 W Bluetooth Personal Audio Dolby Atmos Dolby Digital+ DTS Virtual:X Onkyo Sound System	2.0 CH 20W Adaptive Sound Bluetooth Audio Dolby Digital Plus MS12 Object Tracking Sound Lite Q-Symphony

Many contemporary desktop monitors and smart TV sets have built-in cameras.

Camera

Supported network technologies and standards for exchanging data with other devices.

Network

LAN
Wi-Fi
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Wi-Fi Direct
DLNA
Bluetooth 5.3
Anyview Cast

LAN
Wi-Fi
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Bluetooth
Wi-Fi Direct
DLNA

LAN
Wi-Fi
802.11a
802.11b
802.11g
802.11n
802.11n 5GHz
802.11ac
Wi-Fi Direct
DLNA
Bluetooth 5.2
Wireless Dex

Available connectivity ports, slots and interfaces.

Connectivity	2 x USB 2.0 1 x Ethernet RJ45 4 x HDMI 2.0 (b; ARC; CEC) 1 x Cable/Antenna In (F-type female) 1 x AV Composite In 3.5 mm jack 1 x Optical Audio Out 1 x 3.5 mm Audio Out	1 x USB 2.0 (Type-A; downstream) 1 x Ethernet RJ45 3 x HDMI 2.0 1 x Cable/Antenna In (F-type female) 1 x AV Composite In 3.5 mm jack 1 x Optical Audio Out 1 x 3.5 mm Audio Out	1 x USB 2.0 (Type-A; downstream) 1 x Ethernet RJ45 3 x HDMI 2.0 1 x Cable/Antenna In (F-type female) 1 x AV Composite In 3.5 mm jack 1 x Optical Audio Out 1 x 3.5 mm Audio Out	1 x USB 2.0 1 x Ethernet RJ45 2 x HDMI 2.0 1 x Cable/Antenna In (F-type female) 1 x Optical Audio Out
	Auto Low Latency Mode (ALLM) on all HDMI ports Enhanced Audio Return Channel (eARC) on HDMI 3 High-bandwidth Digital Content Protection (HDCP)	Auto Low Latency Mode (ALLM) Enhanced Audio Return Channel (eARC) HDMI CEC (T-Link) High-bandwidth Digital Content Protection (HDCP) 2.3	Auto Low Latency Mode (ALLM) Enhanced Audio Return Channel (eARC) HDMI CEC (T-Link) High-bandwidth Digital Content Protection (HDCP) 2.3	Anynet+ (HDMI-CEC) Auto Low Latency Mode (ALLM) Audio Return Channel (ARC) Enhanced Audio Return Channel (eARC) High-bandwidth Digital Content Protection (HDCP) 2.2 InstaPort S (HDMI Quick Switch)

Some additional functional features of the model.

Features

3D Digital Comb Filter
4K AI Upscaler
AI Sports Mode
Alexa
Chromecast built-in
Digital Noise Reduction
Disney+
Filmmaker Mode
Game Mode Plus
Google Assistant
Motion Estimation Motion Compensation (MEMC)
Netflix
Prime Video
Quantum Dot Color
Smooth Motion
Total HDR Solution
Voice Command
Wide Color Gamut
YouTube

3-sided bezelless design
Alexa
AI 4K upscaling
AI Clarity
AI Contrast
AI Colour
AI HDR
AI MEMC (Motion Estimation Motion Compensation)
Alexa
Apple AirPlay 2
Apple HomeKit
Apple TV+
Auto Game Mode
Chromecast built-in
Disney+
Far-Field Voice interaction
Game Accelerator 120
Google Assistant
HDR Pro+
Netflix
Prime Video
UHD Upscaling
V-Chip

3-sided bezelless design
Alexa
AI 4K upscaling
AI Clarity
AI Contrast
AI Colour
AI HDR
AI MEMC (Motion Estimation Motion Compensation)
Alexa
AMD FreeSync Premium Pro
Apple AirPlay 2
Apple HomeKit
Apple TV+
Auto Game Mode
Chromecast built-in
Disney+
Far-Field Voice interaction
Game Accelerator 120
Google Assistant
HDR Pro+
Netflix
Prime Video
QLED Pro (Quantum Dot Color)
UHD Upscaling
V-Chip

3-side bezelless design
4K Upscaling
Accessibility (Voice Guide / Low Vision Support / Hearing Impaired Support / Motion Impaired Support)
AI Energy Mode
Alexa
Apple Airplay 2
Bixby
ConnectShare
Contrast Enhancer
Crystal Display
Eco Sensor
Filmmaker mode
Gaming Hub
Google Assistant
HDR Gaming Interest Group (HGiG)
Mega Contrast
Motion Blur Reduction
Motion Xcelerator
Multi View
NFT
Prime Video
PurColor
Samsung Daily+
Samsung Health
Samsung TV Plus
Samsung Workspace
SmartThings Hub
Tap View
UHD Dimming
Voice command

Smart TV sets allow the display of different image file formats.

Image file formats

JPEG
GIF
PNG
BMP

JPEG
GIF
PNG

JPEG
GIF
PNG
MPO
BMP

Smart TV sets allow playing different audio file formats.

Audio file formats/codecs

3GPP
AAC
AAC+
FLAC
M4A
MP3
WMA
WAV

AAC
FLAC
M4A
MIDI
MP3
OGG
WMA
WAV
APE
AIFF
ALAC

Smart TV sets allow playing various video file formats.

Video file formats/codecs

3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
MPEG-4
VC-1
VP8
VP9
WebM
WMV
Xvid
AV1

3GPP
AVI
DivX
H.263
H.264
H.265
MKV
MP4
MPEG-4
VP9
WMV
Xvid

3GPP
AVI
ASF
Flash Video
H.263
H.264
H.265
MKV
M2TS
MP4
MPEG-4
TS
VC-1
VP7
VP8
VP9
VOB
VRO
WebM
WMV
AV1

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licenses

RoHS

ENERGY STAR
RoHS

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature	5 °C - 35 °C 41 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F	-
Operating humidity	20 % - 80 %	20 % - 80 %	20 % - 80 %	-
Storage temperature	-15 °C - 45 °C 5 °F - 113 °F	-15 °C - 45 °C 5 °F - 113 °F	-15 °C - 45 °C 5 °F - 113 °F	-
Storage humidity	10 % - 70 %	10 % - 90 %	10 % - 90 %	-

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

Accessories

Voice remote control

Backlit voice remote control

Remote control - TM2240A

Information about other features.

Additional features

Slim Look Design

Hisense 75QD6N

TCL 75S551G

TCL 75Q651G

Samsung UN75DU6900

Width	1676 mm 167.6 cm 65.9843 in 5.4987 ft	1666.2 mm 166.62 cm 65.5984 in 5.4665 ft	1666.2 mm 166.62 cm 65.5984 in 5.4665 ft	1677.5 mm 167.75 cm 66.0433 in 5.5036 ft
Height	960 mm 96 cm 37.7953 in 3.1496 ft	960.1 mm 96.01 cm 37.7992 in 3.1499 ft	960.1 mm 96.01 cm 37.7992 in 3.1499 ft	962.4 mm 96.24 cm 37.8898 in 3.1575 ft
Depth	87 mm 8.7 cm 3.4252 in 0.2854 ft	71.1 mm 7.11 cm 2.7992 in 0.2333 ft	71.1 mm 7.11 cm 2.7992 in 0.2333 ft	61.1 mm 6.11 cm 2.4055 in 0.2005 ft
Weight	22.8 kg 50.27 lbs	22.9 kg 50.49 lbs	22.9 kg 50.49 lbs	25.3 kg 55.78 lbs
Width with stand	1676 mm 167.6 cm 65.9843 in 5.4987 ft	1666.2 mm 166.62 cm 65.5984 in 5.4665 ft	1666.2 mm 166.62 cm 65.5984 in 5.4665 ft	1677.5 mm 167.75 cm 66.0433 in 5.5036 ft
Height with stand	1044 mm 104.4 cm 41.1024 in 3.4252 ft	1023.6 mm 102.36 cm 40.2992 in 3.3583 ft	1023.6 mm 102.36 cm 40.2992 in 3.3583 ft	1006.3 mm 100.63 cm 39.6181 in 3.3015 ft
Depth with stand	370 mm 37 cm 14.5669 in 1.2139 ft	373.4 mm 37.34 cm 14.7008 in 1.2251 ft	373.4 mm 37.34 cm 14.7008 in 1.2251 ft	325 mm 32.5 cm 12.7953 in 1.0663 ft
Weight with stand	23.1 kg 50.93 lbs	23.2 kg 51.15 lbs	23.2 kg 51.15 lbs	26 kg 57.32 lbs
Box width	1865 mm 186.5 cm 73.4252 in 6.1188 ft	1849.1 mm 184.91 cm 72.7992 in 6.0666 ft	1849.1 mm 184.91 cm 72.7992 in 6.0666 ft	1832 mm 183.2 cm 72.126 in 6.0105 ft
Box height	1146 mm 114.6 cm 45.1181 in 3.7598 ft	1125.2 mm 112.52 cm 44.2992 in 3.6916 ft	1125.2 mm 112.52 cm 44.2992 in 3.6916 ft	1110 mm 111 cm 43.7008 in 3.6417 ft
Box depth	210 mm 21 cm 8.2677 in 0.689 ft	190.5 mm 19.05 cm 7.5 in 0.625 ft	190.5 mm 19.05 cm 7.5 in 0.625 ft	186 mm 18.6 cm 7.3228 in 0.6102 ft
Box weight	34.8 kg 76.72 lbs	32.5 kg 71.65 lbs	32.5 kg 71.65 lbs	34.5 kg 76.06 lbs
Stand width	1318 mm 131.8 cm 51.8898 in 4.3241 ft	1315.7 mm 131.57 cm 51.7992 in 4.3166 ft	1315.7 mm 131.57 cm 51.7992 in 4.3166 ft	1253.6 mm 125.36 cm 49.3543 in 4.1129 ft
Stand depth	370 mm 37 cm 14.5669 in 1.2139 ft	373.4 mm 37.34 cm 14.7008 in 1.2251 ft	373.4 mm 37.34 cm 14.7008 in 1.2251 ft	325 mm 32.5 cm 12.7953 in 1.0663 ft
Colors	Black	Black	Black	Black