73points

Acer G7 G227HQL bi 21.5"

81points

HP ZR2740w

Acer G7 G227HQL bi 21.5"
Comparison winner
HP ZR2740w
vs
vs

27 facts in comparison

Acer G7 G227HQL bi 21.5" vs HP ZR2740w

Acer G7 G227HQL bi 21.5"
HP ZR2740w
Acer G7 G227HQL bi 21.5"
HP ZR2740w
73
points
81
points

Why is Acer G7 G227HQL bi 21.5" better than HP ZR2740w?

  • 1ms less response time
    6msvs7ms
  • Has a HDMI output
  • 95W lower power consumption on operation
    25W vs120W
  • 8mm shorter
    384mmvs392mm
  • 1.5W lower power consumption on standby
    0.5W vs2W
  • 6.42kg lighter
    4.08kgvs10500g
  • Has a VGA connector
  • 146.9mm narrower
    499.1mmvs646mm

Why is HP ZR2740w better than Acer G7 G227HQL bi 21.5"?

  • 25.58% bigger screen size
    27"vs21.5"
  • 1.98x higher resolution
    2560 x 1600pxvs1920 x 1080px
  • 130cd/m² more luminance
    380cd/m²vs250cd/m²
  • Has anti-glare coating
  • 1053.3m more display colors
    1070mvs16.7m
  • Has a DVI connector
  • 116.9mm thinner
    68mmvs184.9mm
  • Supports VESA mount

Top specs and features

General info

1.supports total tilt
Acer G7 G227HQL bi 21.5"
HP ZR2740w

Total tilt adjustment is the ability for the monitor head to move up and down. Tilt adjustment enables a user to change the viewing position of the display, creating a more comfortable view of the screen.

2.height

384mm

392mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

184.9mm

68mm

Best

LG 22EA53VQ

5.5mm

4.Supports VESA mount
Acer G7 G227HQL bi 21.5"
HP ZR2740w

The VESA mount is a standard used by most manufacturers. A device that supports the VESA mount can be mounted on many different supports, from arms to wall mounts.

5.Has a swivel stand
Acer G7 G227HQL bi 21.5"
HP ZR2740w

A swivel stand allows you to adjust the position of the display left or right, so you can position it to the desired angle.

6.weight

4.08kg

10.5kg

Best

Asus VX278Q 27"

4.5g

Display

1.pixel density

102ppi

101ppi

Best

Dell UltraSharp UP3218K

280ppi

2.response time

6ms

7ms

Response time is how long it takes for a display to change the state of pixels, in order to show new content. The less time it takes to respond, the less likely it is to blur fast-changing images.

Best

LG UltraGear 34GK950F 34"

1ms

3.screen size

21.5"

27"

The bigger the screen size is, the better the user experience.

Best

Sharp LB-1085

108"

4.every pixel has three subpixels
Acer G7 G227HQL bi 21.5"
HP ZR2740w

The device has a display with three full subpixels per pixel, resulting in a sharp and crisp picture. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.

5.resolution

1920 x 1080px

2560 x 1600px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.has an IPS screen
Acer G7 G227HQL bi 21.5"
HP ZR2740w

IPS (In-Plane Switching) is a technology used for LCDs. It was designed to overcome the main limitations of normal TFTs TN-matrices: relatively slow response times, small viewing angles and low quality color reproduction.

Colors

1.luminance

250cd/m²

380cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.display colors

16.7m

1070m

Number of colors that a display can accurately reproduce.

Best

Dell UltraSharp UP2716D 27"

1074m

Connectivity

1.has a HDMI output
Acer G7 G227HQL bi 21.5"
HP ZR2740w

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.

2.HDMI ports

1

0

More HDMI ports mean that you can simultaneously connect numerous devices, such as video game consoles and set-top boxes.

Best

Acer HN274H

4

3.has a DVI connector
Acer G7 G227HQL bi 21.5"
HP ZR2740w

Devices that have a DVI connector (usually computers and notebooks) can be connected to the TV set.

4.has a VGA connector
Acer G7 G227HQL bi 21.5"
HP ZR2740w

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.

5.has FireWire
Acer G7 G227HQL bi 21.5"
HP ZR2740w

A FireWire port allows fast transfers of big files such as HD movies. However, newer USB versions achieve a similar speed.

For example

Dell S2316H 23"

Power

1.power consumption operation

25W

120W

How much power the device consumes when it's switched on.

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.5W

2W

How much power the device consumes when shut down but still plugged in.

Best

Asus MB168B Plus

0W

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