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- A100 vs GCX3
ComNav A100 vs Sokkia GCX3
What A100 does better (3) and where GCX3 wins (2) — every spec side by side.
Dimensions
Size comparison
A100GCX3
| A100 | GCX3 | Difference | |
|---|---|---|---|
| Height | 72 mm | 197 mm | −125 mm |
| Width | 132 mm | 47 mm | +85 mm |
| Depth | 132 mm | 47 mm | +85 mm |
| Weight | 700 g | 440 g | +260 g |
Drawn to the same scale from the official dimensions (front and side).
Why is A100 better than GCX3?
- RTK accuracy (horizontal)8 mm vs 10 mm+25%
- Water protection (IPx)IPx8 vs IPx7+14%
- Operating temperature (min)-40 °C vs -20 °C+-50%
Why is GCX3 better than A100?
- Weight700 g vs 440 g+59%
- Satellite systems supported4 vs 5+25%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, GLONASS, Galileo, BeiDou | GPS, GLONASS, Galileo, BeiDou, QZSS |
| Satellite systems supported | 4 | 5 |
| Multi-band GNSS (L1 + L5/L2) | Yes | Yes |
| Frequency bands | L1, L2, E1, E5b, B1, B2 | L1, L2, E1, B1, B2 |
| Tracking channels | 352 | — |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | 8 mm | 10 mm |
| Static accuracy (horizontal) | 2.5 mm | — |
| Correction sources | NTRIP (internet), Cellular modem, SBAS | SBAS |
| Maps & navigation | ||
| Internal storage | — | 8 GB |
| Connectivity & safety | ||
| Bluetooth | Yes | Yes |
| Cellular modem (4G / LTE) | Yes | — |
| Battery & power | ||
| Battery life | — | 10 h |
| External power input | 6 - 36 VDC, with overvoltage protection | Service port (shared with USB2.0 communication) |
| Build & durability | ||
| Protection rating | IP68 | IP67 |
| Water protection (IPx) | IPx8 | IPx7 |
| Drop resistance | 2 m | — |
| Operating temperature (min) | -40 °C | -20 °C |
| Operating temperature (max) | 75 °C | — |
| Weight | 700 g | 440 g |
| Width | 132 mm | 47 mm |
| Height | 72 mm | 197 mm |
| Depth | 132 mm | 47 mm |
| Housing material | Aluminum-magnesium alloy | — |
