Help me choose
Residential and commercial pools need different robots
BWT RC50 and Dolphin W20 serve different kinds of pools, so there is no honest one-size-fits-all winner. Choose Clear UV for residential use. Choose Dolphin Wave 60 for commercial use.
Choose residential and commercial cleaners separately
Clear UV
Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
$1,999
Buy Clear UV
Dolphin Wave 60
Commercial pools up to 50 ft that need floor, wall and waterline cleaning.
$1,699
Buy Dolphin Wave 60BWT RC50 or Dolphin W20: our take
BWT RC50 and Dolphin W20 can be compared on specifications, but they are designed for different jobs. Start with residential versus commercial use, then use the details below to understand the tradeoffs.
Pool fit and cleaning reach
BWT RC50 is intended for inground pools, while Dolphin W20 is intended for commercial pools. BWT RC50 cleans floor; Dolphin W20 cleans floor, walls, and waterline. BWT RC50 lists 2 active brushes. Dolphin W20 lists Commercial-grade motors.
Filtration and debris
The available manufacturer records do not fully identify the filter media supplied with either robot, so filtration should be confirmed before ordering.
Controls and day-to-day ownership
Both models provide no fully published timer, app or remote specification.
Price, warranty and the decision
BWT RC50 is listed at $1,399 and Dolphin W20 at $1,999; BWT RC50 is $600 less. Each lists a 3-year manufacturer warranty. These robots are built for different jobs, so pool type and facility capacity decide the comparison before individual features do. For a residential pool, the Pool Express pick is Clear UV. Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris. For a commercial facility, the Pool Express pick is Dolphin Wave 60. Commercial pools up to 50 ft that need floor, wall and waterline cleaning.
Feature check: what each robot actually has
A green check means the feature is documented as included. A red X means it is documented as absent. A dash means the source does not make the feature clear.
| Feature | BWT RC50 | Dolphin W20 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | No | YesEdge |
| Scrubs the waterline | No | YesEdge |
| Fine-debris filter included | No | No |
| Large-debris filter | No | No |
| Automatic scheduling | Not listed | Not listed |
| Smartphone app | Not listed | Not listed |
| Anti-tangle swivel | Not listed | Not listed |
| 3-year warranty | Yes | Yes |
| No recharging between cycles | Not listed | Yes |
| Built-in UV-C water treatment | No | No |
Unknown is not treated as “no.” Specifications come from the product pages, current catalog records and manufacturer material collected for this site.
Where BWT RC50 stands out
BWT RC50 is the better fit for shoppers prioritizing the lower $1,399 starting price.
- Is listed $600 lower
- Cleans the pool floor
Where Dolphin W20 stands out
Dolphin W20 is the better fit for commercial pools that need floor, wall and waterline cleaning.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Cleans floor, walls and waterline
BWT RC50 vs Dolphin W20 specifications
Use pool fit first. Price and app control do not make up for a robot that cannot cover the length or surfaces you need cleaned.
| Specification | BWT RC50 | Dolphin W20 |
|---|---|---|
| Best fit | Inground pools that need floor cleaning. | Commercial pools that need floor, wall and waterline cleaning. |
| Starting price | $1,399 | $1,999 |
| Pool type | Inground | Commercial |
| Maximum pool length | Not listed | Not listed |
| Cleaning coverage | Floor | Floor, Walls, Waterline |
| Power | Not listed | Corded |
| Filtration | Not listed | Not listed |
| Scheduling | Not listed | Not listed |
| App and remote | Not listed | Not listed |
| Cable | Not listed | Not listed |
| Robot weight | Not listed | Not listed |
| Warranty | 3 years | 3 years |
Choose for the pool you operate
BWT RC50 and Dolphin W20 serve different kinds of pools, so there is no honest one-size-fits-all winner. Choose Clear UV for residential use. Choose Dolphin Wave 60 for commercial use.
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