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- i73+ vs HiPer CR
CHCNAV i73+ vs Topcon HiPer CR
What i73+ does better (4) and where HiPer CR wins (1) — every spec side by side.
Dimensions
Size comparison
i73+HiPer CR
| i73+ | HiPer CR | Difference | |
|---|---|---|---|
| Height | 85 mm | 200 mm | −115 mm |
| Width | 119 mm | 50 mm | +69 mm |
| Depth | 119 mm | 50 mm | +69 mm |
| Weight | 730 g | 440 g | +290 g |
Drawn to the same scale from the official dimensions (front and side).
Why is i73+ better than HiPer CR?
- Battery life18 h vs 10 h+80%
- Tracking channels624 vs 2262.8×
- Operating temperature (min)-40 °C vs -20 °C+-50%
- Operating temperature (max)65 °C vs 60 °C+8%
Why is HiPer CR better than i73+?
- Weight730 g vs 440 g+66%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, GLONASS, Galileo, BeiDou, QZSS | — |
| Satellite systems supported | 5 | — |
| Tracking channels | 624 | 226 |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | — | 10 mm |
| RTK accuracy (vertical) | — | 15 mm |
| Static accuracy (horizontal) | — | 3 mm |
| Tilt compensation (IMU) | Yes | — |
| Correction sources | NTRIP (internet), UHF radio | — |
| Built-in UHF radio | Yes | — |
| Raw data logging (RINEX) | Yes | — |
| Maps & navigation | ||
| Internal storage | 8 GB | 8 GB |
| Connectivity & safety | ||
| Bluetooth | Yes | Yes |
| Battery & power | ||
| Battery life | 18 h | 10 h |
| Battery capacity | 6,800 mAh | — |
| Power source | Removable rechargeable pack | — |
| Build & durability | ||
| Protection rating | IP67 | IP67 |
| Water protection (IPx) | IPx7 | IPx7 |
| MIL-STD-810 | — | Yes |
| Drop resistance | 2 m | — |
| Operating temperature (min) | -40 °C | -20 °C |
| Operating temperature (max) | 65 °C | 60 °C |
| Weight | 730 g | 440 g |
| Width | 119 mm | 50 mm |
| Height | 85 mm | 200 mm |
| Depth | 119 mm | 50 mm |
| Housing material | — | Magnesium |
