Monitors comparing Monitors

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Engadget score

pending
93
90
81
pending

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Avg. critic rating

8.0
8.4
8.2
8.1
no data

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Avg. user rating

8.4
9.7
8.8
8.9
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Price

General

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Type

Widescreen
Widescreen
Widescreen
Professional
Gaming

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Screen size

27 inches
27 inches
24 inches
27 inches
27 inches

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Screen resolution

2560 x 1440
2560 x 1440
1920 x 1200
2560 x 1440
2560 x 1440

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Aspect ratio

16:9
16:9
16:10
16:9
16:9

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Screen type

LCD (Active, Color, LED backlight)
LCD (Active, Color, LED backlight)
LCD (Active, Color, LED backlight)
LCD (Active, Color, LED backlight)

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Touchscreen

No
No
No
No

Picture

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Brightness

300 cd/m²
350 cd/m²
300 cd/m²
375 cd/m²
350 cd/m²

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Contrast ratio

80000000:1
1000:1
2000000:1
1000:1

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Refresh rate

60 Hz
60 Hz
120 Hz

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Response time

5 ms
8 ms
8 ms
12 ms
1 ms

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Viewing angle

178° (horizontal)
178° (vertical)
178° (horizontal)
178° (vertical)
178° (horizontal)
178° (vertical)
178° (horizontal)
178° (vertical)

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Screen surface

Matte / anti-glare

Advanced picture

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Dot pitch

0.23 mm
0.27 mm

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Color support

16-bit / 16.7 million colors
16-bit / 16.7 million colors
16-bit / 16.7 million colors
16-bit / 16.7 million colors

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Color gamut

82%

Stand and chassis

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Stand adjustments

Height, Swivel, Tilt
Height, Swivel, Tilt, Rotate (vertical)
Tilt
Height, Swivel, Tilt

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Wall mountable

VESA compatible
VESA compatible
Yes
VESA compatible

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Cable organizer

Yes
Yes

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Security lock slot

Yes
Yes

Settings

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Inputs

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Video inputs

DisplayPort, DVI (HDCP), HDMI (v1.4)
DisplayPort, DVI (HDCP), HDMI, VGA
DisplayPort, DVI (HDCP), VGA
DisplayPort

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Thunderbolt

No
No
Yes

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Simultaneous input

No

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MHL

Integrated features

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Built-in devices

Speakers (Integrated)
USB hub
USB hub
USB hub, Webcam
USB hub

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USB

3.0 (4 ports)
2.0 (4 ports)
3.0 (2 ports)

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Memory card support

Power

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Power adapter

Internal
Internal
Internal

Size and Weight

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Height

21.22 inches
20.22 inches
19.35 inches

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Width

25.17 inches
21.89 inches
25.7 inches

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Depth

7.89 inches
7.1 inches
8.15 inches

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Weight

8.73 pounds
23.5 pounds

Pricing and Availability

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Availability

Pre-release
Available
Available
Available
Pre-release

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Discontinued (US)

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Released (US)

August 8, 2012
July 25, 2011
July 20, 2011

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Announced (US)

August 28, 2012
August 8, 2012
July 25, 2011
January 6, 2014

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Rumored (US)

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Original price

$799 USD
$399 USD
$999 USD
$799 USD

Colors

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Colors

Black
Black
Black
Silver
Black

General Info

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Mfr. warranty

3 years
1 year

Environmental

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Energy Star compliant

Yes
Yes

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RoHS compliant

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EPEAT rating

Gold
Gold
Gold