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- i83 vs M900
CHCNAV i83 vs ComNav M900
What i83 does better (2) and where M900 wins (3) — every spec side by side.
Dimensions
Size comparison
i83M900
| i83 | M900 | Difference | |
|---|---|---|---|
| Height | 78 mm | 56 mm | +22 mm |
| Width | 152 mm | 171 mm | −19 mm |
| Depth | 152 mm | 183 mm | −31 mm |
| Weight | 1,150 g | 1,000 g | +150 g |
Drawn to the same scale from the official dimensions (front and side).
Why is i83 better than M900?
- Drop resistance2 m vs 1 m2×
- Tracking channels1,408 vs 1,226+15%
Why is M900 better than i83?
- Water protection (IPx)IPx7 vs IPx8+14%
- Weight1,150 g vs 1,000 g+15%
- Operating temperature (max)65 °C vs 75 °C+15%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, GLONASS, Galileo, BeiDou, QZSS | GPS, GLONASS, Galileo, BeiDou, QZSS |
| Satellite systems supported | 5 | 5 |
| Multi-band GNSS (L1 + L5/L2) | Yes | Yes |
| Frequency bands | L1, L2, L5, E1, E5a, E5b, E6, B1, B2, B3 | L1, L2, E1, E5b, B1, B2 |
| Tracking channels | 1,408 | 1,226 |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | — | 8 mm |
| Static accuracy (horizontal) | — | 2.5 mm |
| Tilt compensation (IMU) | Yes | — |
| Dual-antenna heading | — | Yes |
| Correction sources | NTRIP (internet), SBAS | NTRIP (internet), UHF radio, Cellular modem, L-band / PPP, SBAS |
| Built-in UHF radio | — | Yes |
| L-band / PPP corrections | — | Yes |
| Raw data logging (RINEX) | Yes | Yes |
| Maps & navigation | ||
| Internal storage | — | 8 GB |
| Connectivity & safety | ||
| Wi-Fi | Yes | Yes |
| Bluetooth | — | Yes |
| Cellular modem (4G / LTE) | — | Yes |
| Battery & power | ||
| Battery life | 18 h | — |
| Battery capacity | 9,600 mAh | — |
| Power source | Removable rechargeable pack | — |
| External power input | — | 5-27 VDC |
| Build & durability | ||
| Protection rating | IP67 | IP68 |
| Water protection (IPx) | IPx7 | IPx8 |
| Drop resistance | 2 m | 1 m |
| Operating temperature (min) | -40 °C | -40 °C |
| Operating temperature (max) | 65 °C | 75 °C |
| Weight | 1,150 g | 1,000 g |
| Width | 152 mm | 171 mm |
| Height | 78 mm | 56 mm |
| Depth | 152 mm | 183 mm |
| Housing material | — | Magnesium-aluminium |
