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- M1220 vs S640
GAOMON M1220 vs UGEE S640
What M1220 does better (1) and where S640 wins (0) — every spec side by side.
Dimensions
Size comparison
M1220S640
| M1220 | S640 | Difference | |
|---|---|---|---|
| Height | 214 mm | 162 mm | +52 mm |
| Width | 341 mm | 215 mm | +126 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is M1220 better than S640?
- Express keys13 vs 10+30%
Why is S640 better than M1220?
S640 has no measurable advantages in this pair.
Specifications
Side by side
| Pen & controls | ||
| Pressure levels | 8,192 | 8,192 |
| Tilt recognition | ±60° | ±60° |
| Active area | 258 × 161 mm | — |
| Active area width | 258 mm | — |
| Active area height | 161 mm | — |
| Active area (surface) | 415 cm² | — |
| Pen resolution | 5,080 lpi | — |
| Report rate | 266 RPS | — |
| Pen accuracy (centre) | ±0.3 mm | — |
| Battery-free pen | Yes | Yes |
| Pen with eraser | — | Yes |
| Express keys | 13 | 10 |
| Multi-touch | No | No |
| Connectivity | ||
| Wireless connection | No | No |
| Compatibility | Windows, macOS, Android | Windows, macOS, Linux, Android, ChromeOS |
| Design & ergonomics | ||
| Weight | 0.55 kg | — |
| Width | 341 mm | 215 mm |
| Height | 214 mm | 162 mm |
| Depth | — | 12 mm |









