ScreenTest.Pro

Articles

Guides written to settle questions, not to fill a content calendar. Each one links to the tool that answers it hands-on.

2026-08-23

Dead Pixel Test: Find, Diagnose, and Fix Dead or Stuck Pixels

How to find dead and stuck pixels with fullscreen colors, tell the difference, and know which ones you can actually fix.

2026-08-23

Dead vs Stuck vs Hot Pixels — and What Warranties Cover

The three kinds of pixel defects, the ISO classes manufacturers hide behind, and how to give a warranty claim its best chance.

2026-08-23

How the ScreenTest.Pro Score Works

The full methodology behind the benchmark score: frame-time windows, the load ladder, scoring math, tiers, and what can invalidate a run.

2026-08-23

Refresh Rate vs Frame Time: Why 120Hz Feels Different

What refresh rate actually changes, why frame-time consistency matters more than average FPS, and how to check what your screen really delivers.

2026-08-23

Screen Banding Explained: 8-bit vs 10-bit, FRC, and Gradients

Why smooth gradients turn into visible stripes, what panel bit depth and FRC actually do, and how to test your own screen honestly.

2026-08-23

Screen Resolution, PPI and Pixel Density Explained

Resolution, PPI, device pixel ratio, and why your 4K monitor claims to be 1920×1080 — the numbers behind sharp screens, decoded.

2026-08-23

How to Test a Used Phone or Monitor Screen Before Buying

A ten-minute screen inspection routine for secondhand phones, monitors and laptops — no apps to install, runs in the seller's browser.

2026-08-23

What a Browser GPU Benchmark Can and Can't Measure

An honest account of browser benchmarking: what a WebGL score really reflects, where native benchmarks win, and when the browser number is the right one.