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- Mars Laser RTK vs T20
ComNav Mars Laser RTK vs ComNav T20
What Mars Laser RTK does better (2) and where T20 wins (3) — every spec side by side.
vs
7.9Positioning4.5
4.9Maps & navigation4.9
5.9Connectivity & safety5.9
8.7Battery4.8
2.6Durability5.8
Dimensions
Size comparison
Mars Laser RTKT20
| Mars Laser RTK | T20 | Difference | |
|---|---|---|---|
| Height | 70 mm | 48 mm | +22 mm |
| Width | 150 mm | 149 mm | +1 mm |
| Weight | 1,200 g | 680 g | +520 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Mars Laser RTK better than T20?
- Battery life20 h vs 12 h+67%
- Satellite systems supported6 vs 5+20%
Why is T20 better than Mars Laser RTK?
- Weight1,200 g vs 680 g+76%
- Operating temperature (min)-20 °C vs -30 °C+-33%
- Operating temperature (max)60 °C vs 65 °C+8%
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 |
| Tracking channels | 1,590 | 1,590 |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | — |
| RTK accuracy (horizontal) | 8 mm | — |
| Static accuracy (horizontal) | 3 mm | 3 mm |
| Tilt compensation (IMU) | Yes | Yes |
| Correction sources | NTRIP (internet), UHF radio, Cellular modem, L-band / PPP, SBAS | NTRIP (internet), UHF radio, Cellular modem, L-band / PPP, SBAS |
| Built-in UHF radio | Yes | Yes |
| L-band / PPP corrections | Yes | Yes |
| Raw data logging (RINEX) | Yes | — |
| Maps & navigation | ||
| Internal storage | 8 GB | 8 GB |
| Connectivity & safety | ||
| Bluetooth | Yes | Yes |
| Cellular modem (4G / LTE) | Yes | Yes |
| USB-C | — | Yes |
| Battery & power | ||
| Battery life | 20 h | 12 h |
| Battery capacity | 6,800 mAh | — |
| External power input | 7-28VDC | 5/9V |
| Build & durability | ||
| Protection rating | IP67 | IP67 |
| Water protection (IPx) | IPx7 | IPx7 |
| Drop resistance | 2 m | 2 m |
| Operating temperature (min) | -20 °C | -30 °C |
| Operating temperature (max) | 60 °C | 65 °C |
| Weight | 1,200 g | 680 g |
| Width | 150 mm | 149 mm |
| Height | 70 mm | 48 mm |
| Housing material | magnesium aluminum alloy | Magnesium aluminum alloy |
