Product comparison · 2 monitors

Samsung C34J791WTU computer monitor vs Samsung CJ890 LC34H890WJNXGO computer monitor

44specifications compared
15differ
29identical
44known for one product only

Key differences

Display technology
- C34J791WTU computer monitor:QLED
- CJ890 LC34H890WJNXGO computer monitor:LCD
Built-in speaker(s)
- C34J791WTU computer monitor:Yes
- CJ890 LC34H890WJNXGO computer monitor:No
Product colour
- C34J791WTU computer monitor:Grey
- CJ890 LC34H890WJNXGO computer monitor:Black
Width (with stand)
- C34J791WTU computer monitor:808.7 mm
- CJ890 LC34H890WJNXGO computer monitor:81 mm
Depth (with stand)
- C34J791WTU computer monitor:309.4 mm
- CJ890 LC34H890WJNXGO computer monitor:30 mm
Height (with stand)
- C34J791WTU computer monitor:516 mm
- CJ890 LC34H890WJNXGO computer monitor:53.8 mm
Weight (with stand)
- C34J791WTU computer monitor:7.7 kg
- CJ890 LC34H890WJNXGO computer monitor:7.9 kg
Width (without stand)
- C34J791WTU computer monitor:808.7 mm
- CJ890 LC34H890WJNXGO computer monitor:81 mm

Side by side

Differences highlightedShow differences only

Comparison of C34J791WTU, LC34H890WJNXGO
88 specifications	A Samsung C34J791WTU computer monitor Model C34J791WTU View product	B Samsung CJ890 LC34H890WJNXGO computer monitor Model LC34H890WJNXGO View product
Display1 differ
Display diagonal	86.4 cm (34")	86.4 cm (34")
Display resolution	3440 x 1440 pixels	3440 x 1440 pixels
Native aspect ratio	21:9	21:9
Display technologyDiffers	QLED	LCD
Touchscreen	No	No
HD typeKnown for one	UltraWide Quad HD	Unknown — not stated by the source
Panel type	VA	VA
Display brightness (typical)	300 cd/m²	300 cd/m²
Response time	4 ms	4 ms
Screen shape	Curved	Curved
Supported graphics resolutions	3440 x 1440	3440 x 1440
Aspect ratio	21:9	21:9
Contrast ratio (typical)	3000:1	3000:1
Dynamic contrast ratio marketing nameKnown for one	Mega Contrast	Unknown — not stated by the source
Maximum refresh rate	100 Hz	100 Hz
Viewing angle, horizontal	178°	178°
Viewing angle, vertical	178°	178°
Display number of colours	16.78 million colours	16.78 million colours
Viewable size, horizontalKnown for one	79.7 cm	Unknown — not stated by the source
Viewable size, verticalKnown for one	33.4 cm	Unknown — not stated by the source
DDC/CIKnown for one	Yes	Unknown — not stated by the source
Colour gamut standardKnown for one	sRGB	Unknown — not stated by the source
Colour gamutKnown for one	92%	Unknown — not stated by the source
sRGB coverage (typical)Known for one	125%	Unknown — not stated by the source
Quantum dot color technologyKnown for one	Yes	Unknown — not stated by the source
3DKnown for one	Unknown — not stated by the source	No
Performanceidentical
AMD FreeSync	Yes	Yes
VESA Adaptive Sync support	Yes	Yes
NVIDIA G-SYNCKnown for one	Unknown — not stated by the source	No
Multimedia1 differ
Built-in speaker(s)Differs	Yes	No
Number of speakersKnown for one	2	Unknown — not stated by the source
Built-in cameraKnown for one	Unknown — not stated by the source	No
Design1 differ
Product colourDiffers	Grey	Black
Market positioningKnown for one	Unknown — not stated by the source	Business
Detachable standKnown for one	Unknown — not stated by the source	Yes
Feet colourKnown for one	Unknown — not stated by the source	Black
Ports & interfacesidentical
Built-in USB hub	Yes	Yes
USB hub version	3.2 Gen 1 (3.1 Gen 1)	3.2 Gen 1 (3.1 Gen 1)
VGA (D-Sub) ports quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
HDMI ports quantity	1	1
DisplayPorts quantity	1	1
Audio input	No	No
Headphone out	Yes	Yes
DC-in jackKnown for one	Yes	Unknown — not stated by the source
USB upstream port typeKnown for one	Unknown — not stated by the source	USB Type-C
Number of upstream portsKnown for one	Unknown — not stated by the source	3
HDMIKnown for one	Unknown — not stated by the source	Yes
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Ergonomicsidentical
VESA mounting	Yes	Yes
Panel mounting interface	100 x 100 mm	100 x 100 mm
Height adjustment	Yes	Yes
Adjustable height (max)Known for one	10 cm	Unknown — not stated by the source
Tilt adjustmentKnown for one	Yes	Unknown — not stated by the source
Tilt angle rangeKnown for one	-14 - 22°	Unknown — not stated by the source
Picture-in-PictureKnown for one	Yes	Unknown — not stated by the source
Plug and Play	Yes	Yes
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Energy efficiency class (SDR)Known for one	G	Unknown — not stated by the source
Energy consumption (SDR) per 1000 hoursKnown for one	65 kWh	Unknown — not stated by the source
Power consumption (typical)Known for one	65 W	Unknown — not stated by the source
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Power consumption (max)Known for one	180 W	Unknown — not stated by the source
Power consumption (off)Known for one	0.3 W	Unknown — not stated by the source
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Energy efficiency scaleKnown for one	A to G	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Weight & dimensions7 differ
Width (with stand)Differs	808.7 mm	81 mm
Depth (with stand)Differs	309.4 mm	30 mm
Height (with stand)Differs	516 mm	53.8 mm
Weight (with stand)Differs	7.7 kg	7.9 kg
Width (without stand)Differs	808.7 mm	81 mm
Depth (without stand)Differs	167 mm	12.5 mm
Height (without stand)Differs	362.8 mm	36 mm
Weight (without stand)	6.3 kg	6.3 kg
Packaging data4 differ
Stand typeKnown for one	HAS stand	Unknown — not stated by the source
Package widthDiffers	896 mm	94.5 mm
Package depthDiffers	371 mm	46 mm
Package heightDiffers	589 mm	27 mm
Package weightDiffers	13.9 kg	11.3 kg
Package typeKnown for one	Unknown — not stated by the source	Box
Packaging content1 differ
Cables includedDiffers	HDMI	DisplayPort, HDMI, USB Type-C
Stand includedKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
sRGB coverage (min)Known for one	120%	Unknown — not stated by the source
On/off switchKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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