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- Compare
- eRTK20 vs eRTK25
eSurvey eRTK20 vs eSurvey eRTK25
What eRTK20 does better (1) and where eRTK25 wins (3) — every spec side by side.
Dimensions
Size comparison
eRTK20eRTK25
| eRTK20 | eRTK25 | Difference | |
|---|---|---|---|
| Height | 74 mm | 74 mm | = |
| Width | 136 mm | 136 mm | = |
| Weight | 890 g | 950 g | −60 g |
Drawn to the same scale from the official dimensions (front and side).
Why is eRTK20 better than eRTK25?
- Weight890 g vs 950 g+7%
Why is eRTK25 better than eRTK20?
- Battery life11 h vs 12 h+9%
- Battery capacity5,800 mAh vs 13,400 mAh2.3×
- Operating temperature (max)65 °C vs 70 °C+8%
Specifications
Side by side
| Satellite positioning | ||
| Satellite systems | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC (IRNSS) | GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC (IRNSS) |
| Satellite systems supported | 6 | 6 |
| Multi-band GNSS (L1 + L5/L2) | No | No |
| Frequency bands | L-band | L-band |
| Tracking channels | 1,408 | 1,408 |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | 8 mm | 8 mm |
| RTK accuracy (vertical) | — | 15 mm |
| Static accuracy (horizontal) | — | 2.5 mm |
| Tilt compensation (IMU) | 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 |
| Maps & navigation | ||
| Internal storage | 8 GB | 8 GB |
| Connectivity & safety | ||
| Bluetooth | Yes | Yes |
| Cellular modem (4G / LTE) | Yes | Yes |
| USB-C | Yes | Yes |
| Camera | Yes | Yes |
| Battery & power | ||
| Battery life | 11 h | 12 h |
| Battery capacity | 5,800 mAh | 13,400 mAh |
| Power source | Built-in rechargeable | 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 | 2 m |
| Operating temperature (min) | -30 °C | -30 °C |
| Operating temperature (max) | 65 °C | 70 °C |
| Weight | 890 g | 950 g |
| Width | 136 mm | 136 mm |
| Height | 74 mm | 74 mm |
| Depth | — | 74 mm |
