Dell S2817Q 28"AOC E2051SNDell E2216HV 21.5"
Top 5%920 points
Top 5%
Top 57%418 points
Top 57%
Top 45%535 points
Top 45%
Dell S2817Q 28"
AOC E2051SN
vs
Dell E2216HV 21.5"
vs
Top specs and features

Dell S2817Q 28" vs AOC E2051SN vs Dell E2216HV 21.5": 22 facts in comparison

1. response time

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.
2ms
Acer Predator XB2 (XB252Q) 24.5": 1ms
5ms
5ms

2. power consumption operation

How much power the device consumes when it's switched on.
90W
Sharp LB-1085: 1.1W
25W
24W

3. every pixel has three subpixels

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.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
85% have it

4. screen size

The bigger the screen size is, the better the user experience.
27.9"
Sharp LB-1085: 108"
20"
21.5"

5. has a HDMI output

Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
60% have it

6. resolution

3840 x 2160px
Dell UltraSharp UP3218K: 7680 x 4320px
1600 x 900px
1920 x 1080px

7. supports total tilt

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.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
83% have it

8. pixel density

157ppi
Dell UltraSharp UP3218K: 280ppi
91.79ppi
102ppi

9. contrast ratio

Contrast ratio is the visual distance between the lightest and the darkest colors that may be reproduced on the display. A high contrast ratio is desired, resulting in richer dark colors and more distinctive color gradation.
1000:1
Acer XB0 XB240H 24": 100000000:1
20000000:1
600:1

10. has anti-glare

Anti-glare helps to reduce the external reflections of light coming from outside the display.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
28% have it

11. has an IPS screen

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.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
33% have it

12. luminance

Luminance is the intensity of light that a device emits.
300cd/m²
Acer Predator X35 35" UW-UXGA: 1000cd/m²
200cd/m²
200cd/m²

13. has an LED-backlit display

Uses LED backlighting, resulting in better image quality, more vibrant colors and richer blacks.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
79% have it

14. maximum horizontal viewing angle

Horizontal viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
170º
LG 32UK950 32": 178º
90º
90º

16. display colors

Number of colors that a display can accurately reproduce.
1074m
Dell UltraSharp UP2716D 27": 1074m
16.7m
16.7m

17. maximum vertical viewing angle

Vertical viewing angle is the maximum angle at which a display can be viewed with acceptable visual performance.
160º
LG 32UK950 32": 178º
60º
65º

18. Supports VESA mount

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.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
69% have it

19. width

657.9mm
Toshiba PA3923U-2LC3: 340.5mm
479mm
513.1mm

20. has a VGA connector

VGA connector is a widespread connector and is found on many video cards, computer monitors, and some television sets.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
76% have it

21. supports PiP and PaP

Devices supporting PiP and PaP - Picture in Picture can show two images from different sources at the same time by splitting the viewing window or creating a smaller window inside the bigger image.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
9% have it

22. has a sleep timer

A sleep timer is a function that shuts off the power after a preset amount of time.
Dell S2817Q 28"
AOC E2051SN
Dell E2216HV 21.5"
7% have it

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