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- eRTK25 vs Trion V4e Pro
eSurvey eRTK25 vs FJD Trion V4e Pro
What eRTK25 does better (4) and where Trion V4e Pro wins (1) — every spec side by side.
vs
5.7Positioning4.6
5.9Connectivity & safety5.9
6.0Battery4.8
4.6Durability4.0
Dimensions
Size comparison
eRTK25Trion V4e Pro
| eRTK25 | Trion V4e Pro | Difference | |
|---|---|---|---|
| Height | 74 mm | 182 mm | −108 mm |
| Width | 136 mm | 53 mm | +83 mm |
| Depth | 74 mm | 53 mm | +21 mm |
| Weight | 950 g | 320 g | +630 g |
Drawn to the same scale from the official dimensions (front and side).
Why is eRTK25 better than Trion V4e Pro?
- Satellite systems supported6 vs 5+20%
- Drop resistance2 m vs 1.2 m+67%
- Operating temperature (min)-30 °C vs -20 °C+-33%
- Operating temperature (max)70 °C vs 60 °C+17%
Why is Trion V4e Pro better than eRTK25?
- Weight950 g vs 320 g3×
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) | No | — |
| Frequency bands | L-band | — |
| Tracking channels | 1,408 | 1,408 |
| SBAS (WAAS / EGNOS) | Yes | — |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | 8 mm | 8 mm |
| RTK accuracy (vertical) | 15 mm | 15 mm |
| Static accuracy (horizontal) | 2.5 mm | — |
| Tilt compensation (IMU) | — | Yes |
| Max. tilt angle | — | 30° |
| Correction sources | NTRIP (internet), UHF radio, Cellular modem, L-band / PPP, SBAS | NTRIP (internet) |
| Built-in UHF radio | Yes | — |
| L-band / PPP corrections | Yes | — |
| Maps & navigation | ||
| Internal storage | 8 GB | — |
| Connectivity & safety | ||
| Wi-Fi | — | Yes |
| Bluetooth | Yes | Yes |
| Cellular modem (4G / LTE) | Yes | — |
| USB-C | Yes | — |
| Camera | Yes | — |
| Battery & power | ||
| Battery life | 12 h | 12 h |
| Battery capacity | 13,400 mAh | — |
| Power source | Built-in rechargeable | — |
| External power input | Type-C PD (12V/1.5A) | — |
| Build & durability | ||
| Protection rating | IP67 | IP67 |
| Water protection (IPx) | IPx7 | IPx7 |
| Drop resistance | 2 m | 1.2 m |
| Operating temperature (min) | -30 °C | -20 °C |
| Operating temperature (max) | 70 °C | 60 °C |
| Weight | 950 g | 320 g |
| Width | 136 mm | 53 mm |
| Height | 74 mm | 182 mm |
| Depth | 74 mm | 53 mm |
| Housing material | — | PC+ABS |
