Product comparison · 2 monitors

Dell ST2220M computer monitor vs Dell ST2421L computer monitor

Key differences

Display diagonal
- ST2220M computer monitor:54.6 cm (21.5")
- ST2421L computer monitor:61 cm (24")
Contrast ratio (dynamic)
- ST2220M computer monitor:8000000:1
- ST2421L computer monitor:7000000:1
Pixel pitch
- ST2220M computer monitor:0.248 x 0.248 mm
- ST2421L computer monitor:0.227 x 0.227 mm
HDMI ports quantity
- ST2220M computer monitor:0
- ST2421L computer monitor:1
Power consumption (max)
- ST2220M computer monitor:28 W
- ST2421L computer monitor:30 W
Width (without stand)
- ST2220M computer monitor:520.6 mm
- ST2421L computer monitor:574.9 mm
Height (without stand)
- ST2220M computer monitor:326 mm
- ST2421L computer monitor:418.2 mm
Weight (without stand)
- ST2220M computer monitor:4.09 kg
- ST2421L computer monitor:4.29 kg

Differences highlightedShow differences only

Comparison of ST2220M, ST2421L
48 specifications	A Dell ST2220M computer monitor Model ST2220M View product	B Dell ST2421L computer monitor Model ST2421L View product
Display3 differ
Display diagonalDiffers	54.6 cm (21.5")	61 cm (24")
Contrast ratio (dynamic)Differs	8000000:1	7000000:1
Pixel pitchDiffers	0.248 x 0.248 mm	0.227 x 0.227 mm
Ports & interfaces1 differ
HDMI ports quantityDiffers	0	1
Ergonomicsidentical
Panel mounting interfaceKnown for one	Unknown — not stated by the source	100 x 100 mm
Power1 differ
Power consumption (max)Differs	28 W	30 W
Weight & dimensions3 differ
Width (without stand)Differs	520.6 mm	574.9 mm
Height (without stand)Differs	326 mm	418.2 mm
Weight (without stand)Differs	4.09 kg	4.29 kg
Packaging data1 differ
Package weightDiffers	5.19 kg	5.75 kg

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.