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- M20 vs i83
Bynav M20 vs CHCNAV i83
What M20 does better (3) and where i83 wins (0) — every spec side by side.
Dimensions
Size comparison
M20i83
| M20 | i83 | Difference | |
|---|---|---|---|
| Height | 17 mm | 78 mm | −61 mm |
| Width | 22 mm | 152 mm | −130 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is M20 better than i83?
- Satellite systems supported6 vs 5+20%
- Operating temperature (max)85 °C vs 65 °C+31%
- Tracking channels1,507 vs 1,408+7%
Why is i83 better than M20?
i83 has no measurable advantages in this pair.
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC (IRNSS) | GPS, GLONASS, Galileo, BeiDou, QZSS |
| Satellite systems supported | 6 | 5 |
| Multi-band GNSS (L1 + L5/L2) | — | Yes |
| Frequency bands | — | L1, L2, L5, E1, E5a, E5b, E6, B1, B2, B3 |
| Tracking channels | 1,507 | 1,408 |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | 10 mm | — |
| Tilt compensation (IMU) | Yes | Yes |
| Dual-antenna heading | Yes | — |
| Correction sources | L-band / PPP, SBAS | NTRIP (internet), SBAS |
| L-band / PPP corrections | Yes | — |
| Raw data logging (RINEX) | — | Yes |
| Connectivity & safety | ||
| Wi-Fi | — | Yes |
| Battery & power | ||
| Battery life | — | 18 h |
| Battery capacity | — | 9,600 mAh |
| Power source | — | Removable rechargeable pack |
| External power input | 5V; 3.3V | — |
| Build & durability | ||
| Protection rating | — | IP67 |
| Water protection (IPx) | — | IPx7 |
| Drop resistance | — | 2 m |
| Operating temperature (min) | -40 °C | -40 °C |
| Operating temperature (max) | 85 °C | 65 °C |
| Weight | — | 1,150 g |
| Width | 22 mm | 152 mm |
| Height | 17 mm | 78 mm |
| Depth | — | 152 mm |
| Housing material | Aluminium | — |
