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- WH851 vs Inspiroy RTM-500
GAOMON WH851 vs Huion Inspiroy RTM-500
What WH851 does better (4) and where Inspiroy RTM-500 wins (1) — every spec side by side.
vs
9.5Pen & controls5.5
8.6Connectivity4.8
6.0Design & ergonomics5.2
Dimensions
Size comparison
WH851Inspiroy RTM-500
| WH851 | Inspiroy RTM-500 | Difference | |
|---|---|---|---|
| Height | 171 mm | 178.2 mm | −7.2 mm |
| Width | 289 mm | 288.3 mm | +0.7 mm |
| Depth | 7.8 mm | 8.4 mm | −0.6 mm |
| Weight | 0.4 kg | 0.4 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is WH851 better than Inspiroy RTM-500?
- Pressure levels16,384 vs 8,1922×
- Express keys8 vs 42×
- Wireless connectionYes · Inspiroy RTM-500: No
- Weight0.39 kg vs 0.42 kg+6%
Why is Inspiroy RTM-500 better than WH851?
- Active area (surface)258 cm² vs 305 cm²+18%
Specifications
Side by side
| Pen & controls | ||
| Pressure levels | 16,384 | 8,192 |
| Tilt recognition | ±60° | ±60° |
| Active area | 203 × 127 mm | 221 × 138 mm |
| Active area width | 203 mm | 221 mm |
| Active area height | 127 mm | 138 mm |
| Active area (surface) | 258 cm² | 305 cm² |
| Pen resolution | 5,080 lpi | 5,080 lpi |
| Report rate | 300 RPS | 300 RPS |
| Pen accuracy (centre) | ±0.3 mm | ±0.3 mm |
| Battery-free pen | Yes | Yes |
| Pen | — | PW400 |
| Express keys | 8 | 4 |
| Multi-touch | No | No |
| Connectivity | ||
| Wireless connection | Yes | No |
| Bluetooth | Yes | — |
| Compatibility | Windows, macOS, Linux, Android, ChromeOS | Windows, macOS, Linux, Android, ChromeOS |
| Design & ergonomics | ||
| Weight | 0.39 kg | 0.42 kg |
| Width | 289 mm | 288 mm |
| Height | 171 mm | 178 mm |
| Depth | 8 mm | 8 mm |
| Product line | — | Huion Inspiroy |









