Product comparison · 2 monitors

Acer ET221Q computer monitor vs Acer KG1 KG281Kbmiipx computer monitor

42specifications compared
23differ
19identical
30known for one product only

Key differences

Display diagonal
- ET221Q computer monitor:54.6 cm (21.5")
- KG1 KG281Kbmiipx computer monitor:71.1 cm (28")
Display resolution
- ET221Q computer monitor:1920 x 1080 pixels
- KG1 KG281Kbmiipx computer monitor:3840 x 2160 pixels
HD type
- ET221Q computer monitor:Full HD
- KG1 KG281Kbmiipx computer monitor:4K Ultra HD
Panel type
- ET221Q computer monitor:IPS
- KG1 KG281Kbmiipx computer monitor:TN
Display brightness (typical)
- ET221Q computer monitor:250 cd/m²
- KG1 KG281Kbmiipx computer monitor:330 cd/m²
Response time
- ET221Q computer monitor:4 ms
- KG1 KG281Kbmiipx computer monitor:1 ms
Viewing angle, horizontal
- ET221Q computer monitor:178°
- KG1 KG281Kbmiipx computer monitor:170°
Viewing angle, vertical
- ET221Q computer monitor:178°
- KG1 KG281Kbmiipx computer monitor:160°

Side by side

Differences highlightedShow differences only

Comparison of ET221Q, KG281Kbmiipx
72 specifications	A Acer ET221Q computer monitor Model ET221Q View product	B Acer KG1 KG281Kbmiipx computer monitor Model KG281Kbmiipx View product
Display10 differ
Display diagonalDiffers	54.6 cm (21.5")	71.1 cm (28")
Display resolutionDiffers	1920 x 1080 pixels	3840 x 2160 pixels
Native aspect ratio	16:9	16:9
Display technology	LED	LED
Touchscreen	No	No
HD typeDiffers	Full HD	4K Ultra HD
Panel typeDiffers	IPS	TN
Display brightness (typical)Differs	250 cd/m²	330 cd/m²
Response timeDiffers	4 ms	1 ms
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Screen shape	Flat	Flat
Supported graphics resolutionsDiffers	640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1280 x 800 (WXGA), 1440 x 900 (WXGA+), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080)	3860 x 2160
Aspect ratio	16:9	16:9
Contrast ratio (typical)	1000:1	1000:1
Contrast ratio (dynamic)	100000000:1	100000000:1
Maximum refresh rate	60 Hz	60 Hz
Viewing angle, horizontalDiffers	178°	170°
Viewing angle, verticalDiffers	178°	160°
Display number of coloursDiffers	16.78 million colours	1.073 billion colours
Pixel densityKnown for one	Unknown — not stated by the source	0.161 ppi
Colour gamutKnown for one	Unknown — not stated by the source	71%
3DKnown for one	Unknown — not stated by the source	No
Supported video modesKnown for one	1080p	Unknown — not stated by the source
Pixel pitchKnown for one	0.248 x 0.248 mm	Unknown — not stated by the source
Performanceidentical
NVIDIA G-SYNCKnown for one	Unknown — not stated by the source	No
AMD FreeSyncKnown for one	Unknown — not stated by the source	Yes
VESA Adaptive Sync supportKnown for one	Unknown — not stated by the source	Yes
Multimedia1 differ
Built-in speaker(s)Differs	No	Yes
Number of speakersKnown for one	Unknown — not stated by the source	2
RMS rated powerKnown for one	Unknown — not stated by the source	4 W
Built-in camera	No	No
Designidentical
Product colour	Black	Black
Feet colourKnown for one	Black	Unknown — not stated by the source
Ports & interfaces1 differ
Built-in USB hub	No	No
VGA (D-Sub) ports quantityDiffers	1	0
DVI port	No	No
HDMI ports quantity	1	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Audio outputKnown for one	Unknown — not stated by the source	Yes
Ergonomics1 differ
VESA mounting	Yes	Yes
Panel mounting interface	100 x 100 mm	100 x 100 mm
Cable lock slot	No	No
Height adjustment	No	No
Tilt adjustment	Yes	Yes
Tilt angle rangeDiffers	-5 - 20°	-5 - 15°
SwivellingKnown for one	No	Unknown — not stated by the source
On Screen Display (OSD)Known for one	Yes	Unknown — not stated by the source
Power5 differ
Energy efficiency class (SDR)Differs	F	G
Energy efficiency class (HDR)Known for one	Unknown — not stated by the source	G
Energy consumption (SDR) per 1000 hoursDiffers	17 kWh	34 kWh
Energy consumption (HDR) per 1000 hoursKnown for one	Unknown — not stated by the source	48 kWh
Power consumption (typical)Differs	18 W	34 W
Power consumption (standby)Differs	0.5 W	0.3 W
Power consumption (off)Differs	0.45 W	0.3 W
Energy efficiency scale	A to G	A to G
Power consumption (PowerSave)Known for one	16 W	Unknown — not stated by the source
Weight & dimensions4 differ
Weight (with stand)Known for one	Unknown — not stated by the source	5.49 kg
Width (without stand)Differs	490 mm	659 mm
Depth (without stand)Differs	213 mm	241 mm
Height (without stand)Differs	396 mm	482 mm
Weight (without stand)Differs	3.4 kg	5.49 kg
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	7.83 kg
Other features1 differ
On/off switchKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	30000 h
Supplied AC adapter typeDiffers	LED	AC
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	CE, FCC	Unknown — not stated by the source
Thin Clientidentical
Thin client installedKnown for one	Unknown — not stated by the source	No
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	85285210
Packaging contentidentical
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source

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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