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- Compare
- Reach RS4 Pro vs S599
Emlid Reach RS4 Pro vs Stonex S599
What Reach RS4 Pro does better (5) and where S599 wins (0) — every spec side by side.
vs
9.7Positioning7.4
5.9Connectivity & safety5.9
7.8Battery5.4
9.2Durability8.5
Why is Reach RS4 Pro better than S599?
- Battery life16 h vs 12 h+33%
- RTK accuracy (horizontal)7 mm vs 8 mm+14%
- Built-in UHF radioYes · S599: No
- Operating temperature (min)-40 °C vs -30 °C+-25%
- Operating temperature (max)65 °C vs 60 °C+8%
Why is S599 better than Reach RS4 Pro?
S599 has no measurable advantages in this pair.
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, E6, B1, B2, B3 | — |
| Tracking channels | — | 1,408 |
| SBAS (WAAS / EGNOS) | — | Yes |
| RTK positioning | Yes | Yes |
| RTK accuracy (horizontal) | 7 mm | 8 mm |
| Static accuracy (horizontal) | — | 2.5 mm |
| Tilt compensation (IMU) | Yes | Yes |
| Correction sources | NTRIP (internet), UHF radio, LoRa radio | L-band / PPP, SBAS |
| Built-in UHF radio | Yes | No |
| L-band / PPP corrections | — | Yes |
| Maps & navigation | ||
| Internal storage | — | 8 GB |
| Connectivity & safety | ||
| Bluetooth | — | Yes |
| USB-C | Yes | Yes |
| Camera | Yes | Yes |
| Battery & power | ||
| Battery life | 16 h | 12 h |
| Battery capacity | — | 6,000 mAh |
| Build & durability | ||
| Protection rating | IP68 | IP68 |
| Water protection (IPx) | IPx8 | IPx8 |
| Operating temperature (min) | -40 °C | -30 °C |
| Operating temperature (max) | 65 °C | 60 °C |
| Weight | — | 385 g |
| Width | — | 98 mm |
| Height | — | 46 mm |
| Depth | — | 98 mm |
| Housing material | Magnesium alloy | — |
