Comparison between Acer CM2241W vs Dell U2421E

General Info
Model Number	Acer CM2241W	Dell U2421E

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2019	2020
Brand	Acer	Dell
Model Series	ConceptD CM2
Model Number	CM2241W	U2421E
Alias	CM2241Wb CM2241W b CM2241W bmiiprzx CM2241Wbmiiprzx
Display
Screen Size Class	24" (inches)	24" (inches)
Diagonal Size	24 in 61 cm 609.7 mm 2 ft	24.06 in 61.1 cm 611 mm 2 ft
Screen Width	20.92 in 53.1 cm 531.46 mm 1.74 ft	20.41 in 51.8 cm 518.4 mm 1.7 ft
Screen Height	11.75 in 29.8 cm 298.46 mm 0.98 ft	12.76 in 32.4 cm 324 mm 1.06 ft
Display Type	IPS	IPS
Display Bit Depth	10 bits (8 bits + FRC)	8 bits (6 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	16:10	16:10
Screen Resolution	1920 x 1200	1920 x 1200
Screen Pixel Pitch	0.27 mm	0.275 mm
Screen Pixel Density	91 ppi	94 ppi
Screen-to-Body Ratio	83.89 %	100.87 %
Backlight Source	W-LED	W-LED
sRGB		99 %
Adobe RGB 1998	99 %
Screen Brightness	320 cd/m²	350 cd/m²
Max Screen Brightness	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	4 ms	5 ms
Display Average Response Time		8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	2.61 in 6.6 cm 66.29 mm 0.22 ft	1.54 in 3.9 cm 39 mm 0.13 ft
Case Weight	4.13 kg 9 lbs	4 kg 9 lbs
Case Width with Stand	21 in 53.3 cm 533.4 mm 1.75 ft	20.9 in 53.1 cm 530.8 mm 1.74 ft
Case Height with Stand	15.33 in 38.9 cm 389.255 mm 1.28 ft	14.33 in 36.4 cm 364 mm 1.19 ft
Case Depth with Stand	9.2 in 23.4 cm 233.65 mm 0.77 ft	6.81 in 17.3 cm 173 mm 0.57 ft
Case Weight with Stand	5.5 kg 12 lbs	6.1 kg 13 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	2 x HDMI 1 x DisplayPort 1 x 3.5 mm Audio Out 4 x USB 3.0 (Type-A; downstream) 1 x USB 3.0 (Type-B; upstream)	1 x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode) 1 x Ethernet RJ45 1 x DisplayPort 1.4 1 x 3.5 mm Audio Out 1 x DisplayPort 1.4 (Output MST) 1 x HDMI 1.4 4 x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2) 1 x USB 3.2 (Type-C; Gen 1; downstream; 15W)
Audio
Audio Speakers	2 x 2W
Features
Cool Features	DDC2B DDCCI Low Blue Light Flicker-free technology Acer Adaptive Contrast Management (ACM) Adaptive-Sync technology	Easy Arrange Flicker-free technology Low Blue Light Infinity Edge design ComfortView Plus Dell Display Manager
Extra Features		Security lock slot
Ergonomics
Case Width	21 in 53.3 cm 533.4 mm 1.75 ft	20.9 in 53.1 cm 530.8 mm 1.74 ft
Case Height	13.96 in 35.5 cm 354.5 mm 1.16 ft	12.35 in 31.4 cm 313.7 mm 1.03 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	120 mm 12 cm 4.7244 in 0.3937 ft	150 mm 15 cm 5.9055 in 0.4921 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	90 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	Yes
Left Swivel	360 °	45 °
Right Swivel	360 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	25 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 76 Hz	60 Hz
Horizontal Digital Frequency	30 kHz - 94 kHz	30 kHz - 83 kHz
Screen Interpolation Measurement Unit	NULL	NULL
Accessories
Extras		DisplayPort cable USB Type-C to Type-A cable USB Type-C to Type-C cable
Certificates and Standards
Licenses	Energy Star EPEAT Bronze FCC TCO Certified Display	ENERGY STAR EPEAT Golf TCO Certified TUV Rheinland Low Blue Light Certified
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	20 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 90 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Acer CM2241W

Dell U2421E