Comparison between Acer HA270 vs Dell UltraSharp U2518D

General Info
Model Number	Acer HA270	Dell UltraSharp U2518D

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2018	2017
Brand	Acer	Dell
Model Number	HA270	UltraSharp U2518D
Display
Screen Size Class	27" (inches)	25" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	24.98 in 63.4 cm 634.4 mm 2.08 ft
Screen Width	23.54 in 59.8 cm 597.888 mm 1.96 ft	21.77 in 55.3 cm 552.96 mm 1.81 ft
Screen Height	13.24 in 33.6 cm 336.312 mm 1.1 ft	12.25 in 31.1 cm 311.04 mm 1.02 ft
Display Manufacturer		LG Display
Display Type	IPS	AH-IPS
Display Bit Depth	8 bits (6 bits + FRC)	8 bits
Frame Rate Control	Yes	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	2560 x 1440
Screen Pixel Pitch	0.311 mm	0.216 mm
Screen Pixel Density	81 ppi	117 ppi
Screen-to-Body Ratio	87.04 %	91.41 %
Backlight Source	W-LED	W-LED
DCI P3		79.3%
sRGB		99 %
Adobe RGB 1998		65 %
NTSC 1953	72 %
Screen Brightness	250 cd/m²	350 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		5 ms
Display Minimum Response Time	4 ms	5 ms
Display Average Response Time		8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	1.34 in 3.4 cm 34 mm 0.11 ft	1.94 in 4.9 cm 49.2 mm 0.16 ft
Case Weight	3.22 kg 7 lbs	3.44 kg 8 lbs
Case Width with Stand	24.45 in 62.1 cm 621 mm 2.04 ft	22.35 in 56.8 cm 567.6 mm 1.86 ft
Case Height with Stand	17.87 in 45.4 cm 454 mm 1.49 ft	15.64 in 39.7 cm 397.2 mm 1.3 ft
Case Depth with Stand	7.32 in 18.6 cm 186 mm 0.61 ft	7.88 in 20 cm 200.1 mm 0.66 ft
Case Weight with Stand	3.6 kg 8 lbs	6.24 kg 14 lbs
Case Color	White	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x D-sub	1 x USB 3.0 (upstream) 1 x HDMI 2.0 1 x DisplayPort 1.2 (Input mini) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Output MST) 1 x DisplayPort 1.2 2 x USB 3.0 (charger - 5V/2.0A) 2 x USB 3.0 (downstream)
Audio
Features
Cool Features	AMD FreeSync technology HDCP (High-bandwidth Digital Content Protection)	Low Blue Light Flicker-free technology HDCP (High-bandwidth Digital Content Protection)
Extra Features		Anti-theft stand lock slot Security lock slot
Ergonomics
Case Width	24.45 in 62.1 cm 621 mm 2.04 ft	22.35 in 56.8 cm 567.6 mm 1.86 ft
Case Height	14.65 in 37.2 cm 372 mm 1.22 ft	13.05 in 33.2 cm 331.5 mm 1.09 ft
Vesa Mount Support	No	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	Yes
Height Adjustment Range		130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	Yes
Left Pivot		90 °
Right Pivot		90 °
Left or Right Swivel Support	No	Yes
Left Swivel		45 °
Right Swivel		45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	15 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	56 Hz - 76 Hz
Horizontal Digital Frequency	55 kHz - 83 kHz	30 kHz - 144 kHz
Accessories
Extras	D-sub cable	DisplayPort cable - mini-DP to DP Factory calibration report USB 3.0 upstream cable
Certificates and Standards
Licenses	ENERGY STAR ErP	ENERGY STAR Epeat Gold RoHS Compliant TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level		0 °C - 35 °C 32 °F - 95 °F
Safe Operating Humidity Level		10 % - 80 %
Internal Storage Temperature		-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity		5 % - 90 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Acer HA270

Dell UltraSharp U2518D