94points

Dell UltraSharp UP2715K

80points

LG 27EA83R

90points

LG 34UC98-W 34"

92points

Samsung CJ791

Comparison winner
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791
vs
vs
vs

65 facts in comparison

Dell UltraSharp UP2715K vs LG 27EA83R vs LG 34UC98-W 34" vs Samsung CJ791

Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791
94
points
80
points
90
points
92
points

Why is Dell UltraSharp UP2715K better than LG 27EA83R & LG 34UC98-W 34" & Samsung CJ791?

  • Width
    637.3mmvs643,817.6,807.7mm
  • Weight
    7.14kgvs7300,7797.3,7620.3g
  • Has an external memory slot

Why is LG 27EA83R better than Dell UltraSharp UP2715K & LG 34UC98-W 34" & Samsung CJ791?

  • Power consumption operation
    50W vs100,70,55W
  • Thickness
    38mmvs47.9,230.4,167.4mm
  • Shipping weight
    9.3kgvs13.5,11.2,13562.4kg

Why is LG 34UC98-W 34" better than Dell UltraSharp UP2715K & LG 27EA83R & Samsung CJ791?

Why is Samsung CJ791 better than Dell UltraSharp UP2715K & LG 27EA83R & LG 34UC98-W 34"?

  • Response time
    4msvs8,5,5ms
  • Has a swivel stand
  • Power consumption on standby
    0.3W vs1.2,1.2,1.2W
  • Has a Quantum Dot display
  • Has a sleep timer
  • Supports BFI
  • Supports multicomputer control
  • Supports common interface

Top specs and features

General info

1.supports total tilt
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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.Has a swivel stand
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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

3.Supports VESA mount
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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.

4.thickness

47.9mm

38mm

230.4mm

167.4mm

Best

LG 22EA53VQ

5.5mm

5.weight

7.14kg

7.3kg

7.8kg

7.62kg

Best

Asus VX278Q 27"

4.5g

6.width

637.3mm

643mm

817.6mm

807.7mm

Best

Toshiba PA3923U-2LC3

340.5mm

Display

1.pixel density

218ppi

108.79ppi

109ppi

109.6ppi

Best

Dell UltraSharp UP3218K

280ppi

2.response time

8ms

5ms

5ms

4ms

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

27"

27"

34"

34"

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

Best

Sharp LB-1085

108"

4.has an IPS screen
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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. PLS (Plane to Line Switching) is a type of IPS screen developed by Samsung, which has increased brightness and lower production costs.

5.resolution

5120 x 2880px

2560 x 1440px

3440 x 1440px

3440 x 1440px

Best

Dell UltraSharp UP3218K

7680 x 4320px

6.LCD display with 3 subpixels per pixels
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

The device has an LCD display with 3 subpixels per pixel, resulting in sharp and crisp images. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.

Colors

1.luminance

350cd/m²

350cd/m²

300cd/m²

300cd/m²

Luminance is the intensity of light that a device emits.

Best

Acer Predator X35 35" UW-UXGA

1000cd/m²

2.contrast ratio

1000:1

5000000:1

1000:1

3000:1

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.

Best

Acer XB0 XB240H 24"

100000000:1

3.has an ambient light sensor
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

An ambient light sensor adjusts the luminance of the device according to the amount of natural light that surrounds it.

For example

Samsung CHG90 49"

4.supports color calibration
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

A properly calibrated screen represents colors as they are and i.e. you can conduct a photo shoot while verifying your photos in real time. An internal sensor and/or colorimeter is usually included for trouble-free calibration.

Connectivity

1.has a HDMI output
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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

2.has a DVI connector
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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

3.has a socket for a 3.5 mm audio jack
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

With a standard mini jack socket, you can use the device with most headphones.

4.has a VGA connector
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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

For example

Philips Brilliance 492P8 49″

5.supports thunderbolt
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

Thunderbolt is a connection over cable that carries both data and display signals over a single cable, while simultaneously providing power.

6.supports Ethernet
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

Ethernet is a local area network technology.

For example

Philips Brilliance 492P8 49″

Power

1.power consumption operation

100W

50W

70W

55W

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

Best

Sharp LB-1085

1.1W

2.power consumption on standby

1.2W

1.2W

1.2W

0.3W

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

Best

Asus MB168B Plus

0W

3.has a sleep timer
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

A sleep timer is a function that shuts off the power after a preset amount of time.

Features

1.has stereo speakers
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

2.supports PiP and PaP
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

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.

3.has a front camera
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

A front camera, also called secondary camera, can be used for video chats/selfies.

For example

LG 27MD5K 27"

4.has DTS Surround
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

DTS Surround is a high-quality audio codec that supports up to six audio channels, with good bitrates and audio quality.

For example

Acer S7 S277HK 27"

5.has a search browser
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

With a search browser application you can surf the internet from your device.

For example

Philips Brilliance 492P8 49″

6.supports Dolby Digital Plus
Dell UltraSharp UP2715K
LG 27EA83R
LG 34UC98-W 34"
Samsung CJ791

If a device supports Dolby Digital Plus it can deliver up to fourteen different audio channels (sides) with improved bitrates, for a much better sound quality.

For example

LG UltraGear 34GK950F 34"

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