S5 Thermal Security Robot vs Seasats Lightfish
SMP Robotics vs Seasats — specs, price, and data-backed comparison.
QUICK TAKE
- Seasats Lightfish offers the faster top speed (9.25 km/h vs 6 km/h).
- S5 Thermal Security Robot offers the lighter build (110 kg vs 138 kg).
SPECIFICATIONS COMPARED
| S5 Thermal Security Robot | Seasats Lightfish | |
|---|---|---|
| Company | SMP Robotics | Seasats |
| Category | Security | Security |
| Price: | Not announced | Not announced |
| Released: | — | 2023 |
| Weight | 110 kg | 138 kg |
| Payload | — | 29.9 kg |
| Speed | 6 km/h | 9.25 km/h |
| Battery Life | — | Up to 6 months on station (solar-electric with hybrid reserve) |
| Connectivity | — | Iridium and Starlink satellite communications; AIS; C2 interoperable |
| Software / AI | — | Onboard AI for edge processing and target classification; collision avoidance; GPS-denied navigation |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the S5 Thermal Security Robot and the Seasats Lightfish?
S5 Thermal Security Robot is made by SMP Robotics, while Seasats Lightfish is made by Seasats. Both are securitys, so the differences come down to price and specifications.
Which is faster, the S5 Thermal Security Robot or the Seasats Lightfish?
The Seasats Lightfish has the higher top speed at 9.25 km/h, compared to 6 km/h for the S5 Thermal Security Robot.


