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- Eyr vs AsteRx-U3 Marine
SatLab Eyr vs Septentrio AsteRx-U3 Marine
What Eyr does better (4) and where AsteRx-U3 Marine wins (1) — every spec side by side.
vs
8.9Positioning7.1
4.9Maps & navigation8.8
5.9Connectivity & safety5.9
8.9Durability2.4
Dimensions
Size comparison
EyrAsteRx-U3 Marine
| Eyr | AsteRx-U3 Marine | Difference | |
|---|---|---|---|
| Height | 79 mm | 45 mm | +34 mm |
| Width | 138 mm | 245 mm | −107 mm |
| Weight | 980 g | 1,500 g | −520 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Eyr better than AsteRx-U3 Marine?
- Weight980 g vs 1,500 g+53%
- Tracking channels1,408 vs 5442.6×
- Operating temperature (min)-40 °C vs -30 °C+-25%
- Operating temperature (max)75 °C vs 65 °C+15%
Why is AsteRx-U3 Marine better than Eyr?
- Internal storage8 GB vs 16 GB2×
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) | Yes | — |
| Frequency bands | L1, L2, L5, E1, E5a, E5b, E6, B1, B2, B3 | — |
| Tracking channels | 1,408 | 544 |
| SBAS (WAAS / EGNOS) | Yes | Yes |
| RTK positioning | Yes | — |
| RTK accuracy (horizontal) | 8 mm | — |
| Static accuracy (horizontal) | 2.5 mm | — |
| Dual-antenna heading | — | Yes |
| Correction sources | NTRIP (internet), UHF radio, Cellular modem, SBAS | NTRIP (internet), UHF radio, Cellular modem, L-band / PPP, SBAS |
| Built-in UHF radio | Yes | Yes |
| L-band / PPP corrections | — | Yes |
| Raw data logging (RINEX) | Yes | — |
| Maps & navigation | ||
| Internal storage | 8 GB | 16 GB |
| Connectivity & safety | ||
| Wi-Fi | — | Yes |
| Bluetooth | Yes | Yes |
| Cellular modem (4G / LTE) | Yes | Yes |
| Camera | Yes | — |
| Battery & power | ||
| Battery life | 15 h | — |
| Build & durability | ||
| Protection rating | IP68 | — |
| Water protection (IPx) | IPx8 | — |
| MIL-STD-810 | — | Yes |
| Operating temperature (min) | -40 °C | -30 °C |
| Operating temperature (max) | 75 °C | 65 °C |
| Weight | 980 g | 1,500 g |
| Width | 138 mm | 245 mm |
| Height | 79 mm | 45 mm |
| Depth | — | 157 mm |
| Housing material | Magnesium | Ruggedized enclosure IP68 |
