Comparison between Acer BW257 bmiprx vs Dell UltraSharp U2415

General Info
Model Number	Acer BW257 bmiprx	Dell UltraSharp U2415

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Type	Monitor	Monitor
Year	2019	2014
Brand	Acer	Dell
Model Number	BW257 bmiprx	UltraSharp U2415
Alias	B7 BW257
Display
Screen Size Class	25" (inches)	24" (inches)
Diagonal Size	24.98 in 63.4 cm 634.4 mm 2.08 ft	24.06 in 61.1 cm 611 mm 2 ft
Screen Width	21.08 in 53.6 cm 535.5 mm 1.76 ft	20.41 in 51.8 cm 518.4 mm 1.7 ft
Screen Height	13.34 in 33.9 cm 338.8 mm 1.11 ft	12.76 in 32.4 cm 324 mm 1.06 ft
Display Manufacturer		LG Display
Display Type	IPS	AH-IPS
Display Bit Depth	8 bits (6 bits + FRC)	8 bits (6 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:10	16:10
Screen Resolution	1920 x 1200	1920 x 1200
Screen Pixel Pitch	0.279 mm	0.27 mm
Screen Pixel Density	91 ppi	94 ppi
Screen-to-Body Ratio	80.66 %	90.02 %
Backlight Source	W-LED	W-LED
sRGB		99 %
NTSC 1953	76 %	72 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	2000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag		12 ms
Display Minimum Response Time	4 ms	6 ms
Display Average Response Time		8 ms
Display Coating	Anti-glare/Matte	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	20.94 in 53.2 cm 531.8 mm 1.74 ft	1.8 in 4.6 cm 45.7 mm 0.15 ft
Case Weight		4.25 kg 9 lbs
Case Width with Stand	21.5 in 54.6 cm 546.2 mm 1.79 ft	20.95 in 53.2 cm 532.2 mm 1.75 ft
Case Height with Stand	20.94 in 53.2 cm 531.8 mm 1.74 ft	15.86 in 40.3 cm 402.9 mm 1.32 ft
Case Depth with Stand	8.17 in 20.8 cm 207.5 mm 0.68 ft	8.07 in 20.5 cm 205 mm 0.67 ft
Case Weight with Stand	5.17 kg 11 lbs	8.35 kg 18 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x D-sub 1 x 3.5 mm Audio In (optional) 1 x 3.5 mm Audio Out 3.1 (optional) 1 x HDMI 1.4 (optional) 1 x DisplayPort 1.2 (optional)	2 x HDMI 1.4 (MHL) 1 x DisplayPort (Input mini) 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x DisplayPort (Output MST) 5 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers	2 x 2W
Features
Cool Features	Blue Light Filter Flicker-free technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	21.5 in 54.6 cm 546.2 mm 1.79 ft	20.95 in 53.2 cm 532.2 mm 1.75 ft
Case Height	16.21 in 41.2 cm 411.8 mm 1.35 ft	13.8 in 35.1 cm 350.6 mm 1.15 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	115 mm 11.5 cm 4.5276 in 0.3773 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	45 °	45 °
Right Swivel	45 °	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	10 °	5 °
Backward Tilt	25 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	48 Hz - 75 Hz	56 Hz - 76 Hz
Horizontal Digital Frequency	30 kHz - 95 kHz	30 kHz - 83 kHz
Accessories
Extras	DisplayPort cable VGA cable	DisplayPort cable - mini-DP to DP Factory calibration report USB 3.0 upstream cable
Certificates and Standards
Licenses	ENERGY STAR TCO	ENERGY STAR 6.0 Epeat Gold RoHS Compliant TCO Certified Displays
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 BW257 bmiprx

Dell UltraSharp U2415