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XG251G - 25" ELITE 1080p 1ms 360Hz IPS G-Sync Gaming Monitor with HDR400, NVIDIA Reflex and 99% AdobeRGB

  • 25 Inch Full HD (1920x1080p) IPS G-Sync gaming monitor with 400-nits and thin bezels
  • 360Hz refresh rate and 1ms (GtG) response time for ultimate gaming experience
  • NVIDIA Reflex provides enhanced system optimizations that deliver the lowest possible latency
  • Rich colors and high contrast certified by VESA DisplayHDR 400 delivers incredibly vivid and realistic imaging
  • PureXP motion blur reduction with backlight strobing technology delivers ultra-smooth graphics
  • Featuring 99% sRGB coverage and 99% Adobe coverage, this monitor provides incredible color accuracy
  • Advanced ergonomics (tilt, swivel, rotate and height) for all-day comfort
  • The XG251G supports laptops, PCs, Macs, PlayStation, and Xbox with HDMI, USB, and DisplayPort inputs
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Product Overview

Satisfy your need for speed with the ViewSonic® XG251G. With a monstrous 360Hz refresh rate and a 1ms (GTG) response time, the ViewSonic XG251G takes your gameplay to new heights. See landscapes and battlefields in their full glory with a 25 inch display complete with a Full HD IPS panel and VESA DIsplayHDRTM 400 technology. Featuring NVIDIA® Reflex and NVIDIA® G-Sync, the XG251G offers a low-latency gameplay experience that ruthlessly eliminates screen-tearing and stuttering to give you the edge you need to win the day.
split screen of a demon character with 360Hz refresh rate and withoutsplit screen of a demon character with 360Hz refresh rate and without

360Hz Refresh Rate

Step into a new world of detail and visual fluidity with a 360Hz** refresh rate. No matter how frenetic the action is, this monitor keeps you one step ahead. Say goodbye to irritating tracers and motion blur and hello to a gaming experience like no other.

**360Hz with DisplayPort (v1.4) and HDMI (v2.0) connection ports.

*The image contained herein is simulated to reflect an image under different resolution (or scheme) for demonstration purposes only, and may not be the actual image displayed from the monitor.

back of VG1655 showing the built in standback of VG1655 showing the built in stand


NVIDIA® G-SYNC™ technology seamlessly synchronizes the frame rate output between your graphics card and monitor. This eliminates screen tearing and minimizes stutter and input lag for a breathtaking gameplay experience.

split screen of a spaceship showing with and without Nvidia Relex and withoutsplit screen of a spaceship showing with and without Nvidia Relex and without

NVIDIA® Reflex

Gain the edge in competitive gaming with NVIDIA® Reflex. With enhanced system optimizations that deliver the lowest possible latency, you can immerse yourself in a hyper-responsive gameplay experience that responds effortlessly to your commands.

split screen of a spaceship showing conventional and 1ms response timesplit screen of a spaceship showing conventional and 1ms response time

1ms Response Time

Aim with precision and react with lightning speed thanks to a 1ms (GTG) response time that delivers seamless pixel transitions and reduced ghosting.

monitor screen showing a split screen image of a soldier looking at a burning city.  The image shows HDR on an off.monitor screen showing a split screen image of a soldier looking at a burning city.  The image shows HDR on an off.

DisplayHDR™ 400

Immerse yourself in a new era of realism in gaming with a VESA-certified DisplayHDR™ 400 display. Enjoy optimal luminance, a powerful dynamic contrast ratio and breathtaking image quality.

monitor with night time car chase scenemonitor with night time car chase scene

Full HD IPS Display

This stunning display is engineered to provide a better field of vision for esports and competitive play. View and easily access menus, maps, utilities and more with enhanced clarity.

*Overclocking ability dependent on graphics card

Wide Color Coverage (sRGB, Adobe)

This monitor features both 99% sRGB coverage and 99% Adobe Coverage, providing creatives with incredible color accuracy across work for digital and print.

3-year Limited Warranty

Have peace of mind in the quality and reliability of your ViewSonic monitor—backed by one of the industry’s best pixel performance policies and a 3-year limited warranty.*

*Subject to ViewSonic's warranty and on-site service terms and conditions.

More Information
Screen Size 25
Viewable Area (in.) 24.5
Panel Type IPS
Display Resolution 1920 x 1080
Display Resolution Full HD (1920x1080)
Static Contrast Ratio 1,000:1
Dynamic Contrast Ratio 120,000,000:1
Light Source LED
Brightness 400 cd/m2
Colors 16.7M
Color Space Support 8 bit true
Aspect Ratio 16:9
Response Time (GTG w/OD) 1.7ms
Viewing Angles 178º horizontal, 178º vertical
Backlight Life (Hours) 30,000
Panel Surface Anti-glare, Hard coating (3H)
Refresh Rate 360Hz
PC Resolution (max) 1920x1080
Mac® Resolution (max) 1920x1080
USB Type A 3
USB Type B 1
3.5mm Audio Out 1
HDMI 2.0 In 2
DisplayPort 1
Internal Speakers 2W (x2)
Eco Mode (Conserve) 24W
Eco Mode (optimized) 27W
Consumption (typical) 30W
Consumption (max) 35W
Voltage 100-240 VAC, 50-60Hz
Stand-by 0.5W
Power Supply External
Cable Organization No
Physical Controls Joystick key: Up, Right, Down, Left, Center; Quick Access; Power
On Screen Display Game Modes, Display, G-SYNC Processor, Input Select, Audio Adjust, Setup Menu
Temperature 32-104º F (0 - 40º C)
Humidity (non-condensing) 20-90%
VESA Compatible 100 x 100 mm
Frequency Horizontal HDMI (v2.0): 30 ~ 230KHz, DisplayPort (v1.4): 30 ~ 250KHz
Frequency Vertical HDMI (v2.0): 48 ~ 360Hz, DisplayPort (v1.4): 48 ~ 360Hz
Height Adjust 120 mm / 4.7 in
Swivel 60º
Pivot (Right/Left) 90º / 90º
Net (lbs) 13.4
Net Without Stand (lbs) 7.9
Gross (lbs) 22.5
Net (kg) 6.1
Net Without Stand (kg) 3.6
Gross (kg) 10.2
Packaging (in.) 25.7 x 19.7 x 10.4
Physical (in.) 22 x 15.9~20.6 x 9.8
Physical Without Stand (in.) 22 x 14 x 2.6
Packaging (mm) 653.0 x 500.0 x 265.0
Physical (mm) 558.0 x 402.7~522.7 x 248.0
Physical Without Stand (mm) 558.0 x 355.0 x 67.0
Regulations cTUVus, FCC-B, ICES003, CEC, NRCan, NOM, Mexico Energy, CE, CE EMC, CB, RoHS, ErP, REACH, WEEE, EAC, UkrSEPRO, UKCA, BSMI, RCM, GEMS, CCC, China RoHS, China Energy Label
PACKAGE CONTENTS XG251G, 3-pin Mickey Mouse Plug (IEC C5), DisplayPort Cable (v1.2; Male-Male), USB A/B Cable (v3.2; Male-Male), AC/DC Adapter, Quick Start Guide
Recycle/Disposal Please dispose of in accordance with local, state or federal laws.
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