Comparison between AOC Q2781PQ vs Dell UltraSharp U2518D

General Info
Model Number	AOC Q2781PQ	Dell UltraSharp U2518D

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2017
Brand	AOC	Dell
Model Number	Q2781PQ	UltraSharp U2518D
Display
Screen Size Class	27" (inches)	25" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	24.98 in 63.4 cm 634.4 mm 2.08 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	21.77 in 55.3 cm 552.96 mm 1.81 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	12.25 in 31.1 cm 311.04 mm 1.02 ft
Display Manufacturer	LG Display	LG Display
Display Type	AH-IPS	AH-IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No	No
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	2560 x 1440	2560 x 1440
Screen Pixel Pitch	0.233 mm	0.216 mm
Screen Pixel Density	109 ppi	117 ppi
Screen-to-Body Ratio		91.41 %
Backlight Source	W-LED	W-LED
DCI P3		79.3%
sRGB	99 %	99 %
Adobe RGB 1998	73 %	65 %
Screen Brightness	350 cd/m²	350 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	50000000 : 1	2000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	60 ms	5 ms
Display Minimum Response Time	4 ms	5 ms
Display Average Response Time		8 ms
Display Maximum Response Time	24 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth		1.94 in 4.9 cm 49.2 mm 0.16 ft
Case Weight		3.44 kg 8 lbs
Case Width with Stand	24.21 in 61.5 cm 615 mm 2.02 ft	22.35 in 56.8 cm 567.6 mm 1.86 ft
Case Height with Stand	20.79 in 52.8 cm 528 mm 1.73 ft	15.64 in 39.7 cm 397.2 mm 1.3 ft
Case Depth with Stand	9.33 in 23.7 cm 237 mm 0.78 ft	7.88 in 20 cm 200.1 mm 0.66 ft
Case Weight with Stand	5.23 kg 12 lbs	6.24 kg 14 lbs
Case Color	Black	Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x D-sub 1 x 3.5 mm Audio Out 2 x HDMI 1.4 1 x DisplayPort 1.2	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	Flicker-free 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 - Kensington	Anti-theft stand lock slot Security lock slot
Ergonomics
Case Width		22.35 in 56.8 cm 567.6 mm 1.86 ft
Case Height		13.05 in 33.2 cm 331.5 mm 1.09 ft
Vesa Mount Support	No	Yes
VESA Interface Standard Size	100 x 100	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	2 °	5 °
Backward Tilt	16 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	50 Hz - 76 Hz	56 Hz - 76 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz	30 kHz - 144 kHz
Accessories
Extras	DisplayPort cable HDMI cable	DisplayPort cable - mini-DP to DP Factory calibration report USB 3.0 upstream cable
Certificates and Standards
Licenses	CE EAC ENERGY STAR 6.0 TCO Certified Displays 6.0	ENERGY STAR 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 - 35 °C 32 °F - 95 °F
Safe Operating Humidity Level	10 % - 85 %	10 % - 80 %
Internal Storage Temperature	-25 °C - 55 °C -13 °F - 131 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 93 %	5 % - 90 %
Max Operating Altitude	3657.6	5000
Max Storage Altitude	12192	12192

AOC Q2781PQ

Dell UltraSharp U2518D