proliner natur vs The Keelcrab
Mariner 3S vs Keelcrab — specs, price, and data-backed comparison.
QUICK TAKE
- The Keelcrab offers the lighter build (10 kg vs 38 kg).
SPECIFICATIONS COMPARED
| proliner natur | The Keelcrab | |
|---|---|---|
| Company | Mariner 3S | Keelcrab |
| Category | Cleaning-Robots | Cleaning-Robots |
| Price: | Not announced | Not announced |
| Released: | 2019 | — |
| Weight | 38 kg | 10 kg |
| Speed | 1.08 km/h | — |
| Connectivity | Radio remote control (869/433 MHz); Bluetooth app on plus / sensor models | — |
Buying guides and prices
FREQUENTLY ASKED QUESTIONS
What is the difference between the proliner natur and the The Keelcrab?
proliner natur is made by Mariner 3S, while The Keelcrab is made by Keelcrab. Both are cleaning-robotss, so the differences come down to price and specifications.


