Comparison between Dell UltraSharp U2711 vs Acer Predator X34

General Info
Model Number	Dell UltraSharp U2711	Acer Predator X34

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2010	2015
Brand	Dell	Acer
Model Number	UltraSharp U2711	Predator X34
Alias		UM.CX1EE.006
Display
Screen Size Class	27" (inches)	34" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	34 in 86.4 cm 863.6 mm 2.83 ft
Screen Width	23.49 in 59.7 cm 596.736 mm 1.96 ft	31.49 in 80 cm 799.8 mm 2.62 ft
Screen Height	13.22 in 33.6 cm 335.664 mm 1.1 ft	13.18 in 33.5 cm 334.8 mm 1.1 ft
Display Curvature		3800
Display Manufacturer	LG Display	LG Display
Display Type	H-IPS	AH-IPS
Display Bit Depth	10 bits (8 bits + FRC)	10 bits (8 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	21:9
Screen Resolution	2560 x 1440	3440 x 1440
Screen Pixel Pitch	0.233 mm	0.233 mm
Screen Pixel Density	109 ppi	109 ppi
Screen-to-Body Ratio	80.31 %	86.29 %
Backlight Source	CCFL	W-LED
sRGB	100 %	100 %
Adobe RGB 1998	96 %	72 %
NTSC 1953	102 %	72 %
Screen Brightness	350 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	8000000 : 1	100000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	25 ms	9 ms
Display Minimum Response Time	6 ms	4 ms
Display Average Response Time	14 ms	9 ms
Display Maximum Response Time		13 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	3.66 in 9.3 cm 93 mm 0.31 ft	3.9 in 9.9 cm 99 mm 0.32 ft
Case Weight	7.72 kg 17 lbs
Case Width with Stand	25.46 in 64.7 cm 646.71 mm 2.12 ft	32.5 in 82.6 cm 825.5 mm 2.71 ft
Case Height with Stand	16.84 in 42.8 cm 427.83 mm 1.4 ft	23.07 in 58.6 cm 586 mm 1.92 ft
Case Depth with Stand	7.87 in 20 cm 199.95 mm 0.66 ft	12.17 in 30.9 cm 309.1 mm 1.01 ft
Case Weight with Stand	10.46 kg 23 lbs
Case Color	Black	Gray
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1 x DisplayPort 1.2 1 x D-sub 1 x AV Component In (YPbPr + L/R) 1 x AV Composite In (Video + L/R) 2 x DVI-D Dual Link 4 x USB 2.0 (downstream) 3 x 3.5 mm Audio Out 1 x USB 2.0 (upstream)	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)
Audio
Audio Speakers		2 x 7W
Features
Cool Features	DDC/CI HDCP (High-bandwidth Digital Content Protection)	Nvidia G-SYNC Technology Picture-By-Picture ZeroFrame Picture-in-Picture Flicker-free technology HDCP (High-bandwidth Digital Content Protection)
Ergonomics
Case Width	25.46 in 64.7 cm 646.71 mm 2.12 ft	32.5 in 82.6 cm 825.5 mm 2.71 ft
Case Height	15.18 in 38.6 cm 385.67 mm 1.27 ft	14.8 in 37.6 cm 375.92 mm 1.23 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	90 mm 9 cm 3.5433 in 0.2953 ft	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	Yes	No
Left Swivel	40 °
Right Swivel	40 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	4 °	5 °
Backward Tilt	21 °	35 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 76 Hz	30 Hz - 100 Hz
Horizontal Digital Frequency	30 kHz - 89 kHz
Accessories
Extras	D-sub cable DisplayPort cable DVI-D cable USB 2.0 upstream cable	DisplayPort cable HDMI cable USB 3.0 cable
Certificates and Standards
Licenses	ENERGY STAR TCO Certified Displays	ENERGY STAR TCO Displays 6.0
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °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	3048
Max Storage Altitude	10668

Dell UltraSharp U2711

Acer Predator X34