Blur Busters UFO Motion Tests with ghosting test, 30fps vs 60fps, 120hz vs 144hz vs 240hz, PWM test, motion blur test, judder test, benchmarks, and more.

This is a popular TestUFO demo seen at conventions and trade shows. As seen at CES and DisplayWeek! Large frame rate differences (4x+) are more human visible with faster pixel response …

What Is My Refresh Rate? This refresh rate test is designed to accurately measure your refresh rate of your display in Hertz (Hz). Wait at least 30 seconds for an accurate measurement. For best results, …

G-SYNC also simultaneously (1) reduce input lag, (2) eliminate tearing, and (3) eliminate stutters from framerate fluctuations. This emulates a G-SYNC variable refresh rate display via software interpolation.

This test visually reveals display motion blur, ghosting artifacts, overdrive artifacts, and other motion artifacts on displays. This display test is used by many professionals, including content creators, …

TestUFO: Vertical Scrolling Text This screen compares frame rates with vertical scrolling. If using a 120Hz monitor, then 120fps is automatically included (30fps vs 60fps vs 120fps) in supported browsers.

This test simulates the FreeSync variable refresh rate (VRR) technology. FreeSync eliminate stutters by varying the refresh rate to exactly match a fluctuating frame rate.

This test simulates variable refresh rate technologies including G-SYNC, FreeSync, VESA AdaptiveSync, HDMI 2.1 VRR, and others. Variable refresh rates (VRR) eliminate stutters of …

NOTE: For testing on overclockable gaming monitors or HDTVs, close all other apps and browser tabs, run this test in a supported browser with nothing else running.

Demo of fast-panning map, showing that display motion blur can make text unreadable while scrolling or panning. A related demo is scrolling text, which is another common mainstream operation that is …