73points

Acer G7 G227HQL bi 21.5"

76points

HP E221

Acer G7 G227HQL bi 21.5"
Comparison winner
HP E221
vs
vs

24 facts in comparison

Acer G7 G227HQL bi 21.5" vs HP E221

Acer G7 G227HQL bi 21.5"
HP E221
Acer G7 G227HQL bi 21.5"
HP E221
73
points
76
points

Why is Acer G7 G227HQL bi 21.5" better than HP E221?

  • 1.2ms less response time
    6msvs7.2ms
  • Has a HDMI output
  • 11W lower power consumption on operation
    25W vs36W
  • Has an IPS screen
  • 76mm shorter
    384mmvs460mm
  • 1.56kg lighter
    4.08kgvs5640g
  • 9.9mm narrower
    499.1mmvs509mm

Why is HP E221 better than Acer G7 G227HQL bi 21.5"?

  • Has anti-glare coating
  • Has a DVI connector
  • 133.9mm thinner
    51mmvs184.9mm
  • Has a swivel stand

Top specs and features

General info

1.supports total tilt
Acer G7 G227HQL bi 21.5"
HP E221

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

460mm

Best

Asus VP228N 21.5"

3.9mm

3.thickness

184.9mm

51mm

Best

LG 22EA53VQ

5.5mm

4.Supports VESA mount
Acer G7 G227HQL bi 21.5"
HP E221

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.

For example

Samsung C43J89 43"

5.Has a swivel stand
Acer G7 G227HQL bi 21.5"
HP E221

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

5.64kg

Best

Asus VX278Q 27"

4.5g

Display

1.response time

6ms

7.2ms

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

2.screen size

21.5"

21.5"

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

Best

Sharp LB-1085

108"

3.every pixel has three subpixels
Acer G7 G227HQL bi 21.5"
HP E221

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.

4.resolution

1920 x 1080px

1920 x 1080px

Best

Dell UltraSharp UP3218K

7680 x 4320px

5.has an IPS screen
Acer G7 G227HQL bi 21.5"
HP E221

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.

6.has anti-glare coating
Acer G7 G227HQL bi 21.5"
HP E221

Anti-glare helps to reduce the external reflections of light coming from outside the display.

Colors

1.luminance

250cd/m²

250cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

Connectivity

1.has a HDMI output
Acer G7 G227HQL bi 21.5"
HP E221

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

2.has a DVI connector
Acer G7 G227HQL bi 21.5"
HP E221

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

3.has a VGA connector
Acer G7 G227HQL bi 21.5"
HP E221

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

4.has FireWire
Acer G7 G227HQL bi 21.5"
HP E221

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

36W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

0.5W

0.5W

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

Best

Asus MB168B Plus

0W

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