Quick Answer: Use our instant screen resolution checker — it detects your resolution automatically. Or: Windows — Settings → Display → Resolution. Mac — System Settings → Displays. iPhone — search your model on Google. Android — Settings → Display → Screen resolution.
Check Instantly
Visit our What's My Screen Resolution page. It detects your display resolution, viewport size, pixel ratio, and color depth automatically — no clicks needed.
Check on Windows
- Right-click the desktop → Display settings
- Scroll to Display resolution
- Your current resolution is shown (e.g., 1920 x 1080)
Or: Settings → System → Display → Display resolution
Check on Mac
- Apple menu → System Settings → Displays
- Your resolution is shown
- Click Scaled to see available options
Or: Hold Option and click Scaled to see all resolutions.
Check on iPhone / iPad
iPhones don't show resolution in settings. Look up your model:
| iPhone | Resolution | PPI |
|---|---|---|
| iPhone 15 Pro Max | 2796 x 1290 | 460 |
| iPhone 15 Pro | 2556 x 1179 | 460 |
| iPhone 15 | 2556 x 1179 | 460 |
| iPhone 14 | 2532 x 1170 | 458 |
| iPhone SE (3rd) | 1334 x 750 | 326 |
| iPad Pro 12.9" | 2732 x 2048 | 264 |
| iPad Air | 2360 x 1640 | 264 |
Check on Android
Settings → Display → Screen resolution (or Advanced → Screen resolution)
Not all Android devices show this. Alternative: visit our screen resolution checker in your browser.
Check on Linux
xrandr | grep '*'
# Or:
xdpyinfo | grep dimensionsCommon Resolutions
| Resolution | Name | Aspect Ratio | Common Use |
|---|---|---|---|
| 1920 x 1080 | Full HD (1080p) | 16:9 | Most monitors, laptops |
| 2560 x 1440 | QHD (1440p) | 16:9 | Gaming monitors |
| 3840 x 2160 | 4K UHD | 16:9 | High-end monitors, TVs |
| 1366 x 768 | HD | 16:9 | Budget laptops |
| 2560 x 1600 | WQXGA | 16:10 | MacBook Pro, premium laptops |
| 1920 x 1200 | WUXGA | 16:10 | Business monitors |
| 3440 x 1440 | UWQHD | 21:9 | Ultrawide monitors |
| 1080 x 1920 | Full HD (portrait) | 9:16 | Smartphones |
Related Tools
- What's My Screen Resolution — instant detection
- Screen Test — test for dead pixels and color accuracy
- Aspect Ratio Calculator — calculate dimensions from ratios
- FPS Test — test your monitor refresh rate