Product comparison · 2 monitors

Acer KA0 KA240Hbid vs Acer R221Q computer monitor

33specifications compared
16differ
17identical
15known for one product only

Key differences

Display diagonal
- KA0 KA240Hbid:61 cm (24")
- R221Q computer monitor:54.6 cm (21.5")
Panel type
- KA0 KA240Hbid:TN
- R221Q computer monitor:IPS
Response time
- KA0 KA240Hbid:5 ms
- R221Q computer monitor:4 ms
Cable lock slot
- KA0 KA240Hbid:Yes
- R221Q computer monitor:No
Energy efficiency class (SDR)
- KA0 KA240Hbid:F
- R221Q computer monitor:E
Energy consumption (SDR) per 1000 hours
- KA0 KA240Hbid:23 kWh
- R221Q computer monitor:13 kWh
Power consumption (typical)
- KA0 KA240Hbid:22.5 W
- R221Q computer monitor:18 W
Power consumption (standby)
- KA0 KA240Hbid:0.5 W
- R221Q computer monitor:0.45 W

Side by side

Differences highlightedShow differences only

Comparison of KA240H, R221Q
48 specifications	A Acer KA0 KA240Hbid Model KA240H View product	B Acer R221Q computer monitor Model R221Q View product
Display3 differ
Display diagonalDiffers	61 cm (24")	54.6 cm (21.5")
Display resolution	1920 x 1080 pixels	1920 x 1080 pixels
Native aspect ratio	16:9	16:9
Display technology	LED	LED
Touchscreen	No	No
HD type	Full HD	Full HD
Panel typeDiffers	TN	IPS
Display brightness (typical)	250 cd/m²	250 cd/m²
Response timeDiffers	5 ms	4 ms
Screen shape	Flat	Flat
Supported graphics resolutions	1920 x 1080 (HD 1080)	1920 x 1080 (HD 1080)
Aspect ratio	16:9	16:9
Contrast ratio (dynamic)	100000000:1	100000000:1
Display number of colours	16.78 million colours	16.78 million colours
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	170°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	160°	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Multimediaidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Built-in cameraKnown for one	Unknown — not stated by the source	No
Designidentical
Product colour	Black	Black
Feet colourKnown for one	Unknown — not stated by the source	Black
Ports & interfacesidentical
VGA (D-Sub) ports quantity	1	1
DVI port	Yes	Yes
HDMI ports quantity	1	1
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Ergonomics1 differ
Cable lock slotDiffers	Yes	No
Height adjustmentKnown for one	Unknown — not stated by the source	No
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Power5 differ
Energy efficiency class (SDR)Differs	F	E
Energy consumption (SDR) per 1000 hoursDiffers	23 kWh	13 kWh
Power consumption (typical)Differs	22.5 W	18 W
Power consumption (standby)Differs	0.5 W	0.45 W
Power consumption (off)Differs	0.3 W	0.4 W
Energy efficiency scale	A to G	A to G
Weight & dimensions6 differ
Width (with stand)Differs	567 mm	498 mm
Depth (with stand)Differs	192 mm	224 mm
Height (with stand)Differs	434.6 mm	384 mm
Weight (with stand)Known for one	Unknown — not stated by the source	2.3 kg
Width (without stand)Differs	567 mm	498 mm
Depth (without stand)Known for one	Unknown — not stated by the source	33.4 mm
Height (without stand)Differs	335.9 mm	304 mm
Weight (without stand)Differs	3.34 kg	1.9 kg
Other features1 differ
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
On/off switchKnown for one	Unknown — not stated by the source	Yes
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Supplied AC adapter typeDiffers	AC	LED
Thin Clientidentical
Thin client installed	No	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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