- RTK accuracy (horizontal) 8 mm vs 10 mm
- Operating temperature (min) -45 °C vs -20 °C
- Drop resistance 2 m vs 1.5 m
- Satellite systems supported 5 vs 6
- Tracking channels 1,408 vs 1,500
10 GNSS / RTK receivers at a similar price that compete with the X8-M1 — what each does better, what it gives up and how the price compares.