Help me choose
Residential and commercial pools need different robots
Dolphin EON 120d and Dolphin W20 serve different kinds of pools, so there is no honest one-size-fits-all winner. Choose Dolphin Quantum for residential use. Choose Dolphin Wave 60 for commercial use.
EON
Dolphin EON 120d
Inground and above-ground pools up to 50 ft that need whole-pool cordless cleaning with minimal filter maintenance and a three-year warranty.
Choose residential and commercial cleaners separately
Dolphin Quantum
Inground pools up to 50 ft that need floor, wall and waterline cleaning, with fine debris.
$1,649
Buy Dolphin Quantum
Dolphin Wave 60
Commercial pools up to 50 ft that need floor, wall and waterline cleaning.
$1,699
Buy Dolphin Wave 60Dolphin EON 120d or Dolphin W20: our take
Dolphin EON 120d 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
Dolphin EON 120d is intended for inground and above-ground pools, while Dolphin W20 is intended for commercial pools. Dolphin EON 120d has a published maximum pool length of 50 ft; the other model does not have a verified length in our source material. Each cleans floor, walls, and waterline, so coverage alone does not separate them. Dolphin EON 120d lists SmartMap navigation. Dolphin W20 lists Commercial-grade motors.
Filtration and debris
Dolphin EON 120d has documented included filtration—Basket and UltraFilter—while the other model's included media is not fully published. That gives Dolphin EON 120d the clearer documented edge for fine silt, pollen and sand. Dolphin EON 120d also has the better documented path for bulky leaves and larger debris.
Controls and day-to-day ownership
Dolphin EON 120d provides a weekly timer and smartphone control; Dolphin W20 provides no fully published timer, app or remote specification. Dolphin EON 120d uses cordless battery power, while Dolphin W20 uses continuous corded power.
Price, warranty and the decision
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 Dolphin Quantum. 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 | Dolphin EON 120d | Dolphin W20 |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | Yes | Yes |
| Scrubs the waterline | Yes | Yes |
| Fine-debris filter included | YesEdge | No |
| Large-debris filter | YesEdge | No |
| Automatic scheduling | Yes | Not listed |
| Smartphone app | Yes | Not listed |
| Anti-tangle swivel | Not listed | Not listed |
| 3-year warranty | Yes | Yes |
| No recharging between cycles | No | YesEdge |
| 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 Dolphin EON 120d stands out
Dolphin EON 120d is the better fit for owners who value cordless handling more than automatic scheduling and continuous power.
- Includes filtration for sand, pollen and other fine debris
- Includes a large-debris bin or bag for leaves
- Has documented smartphone control
Where Dolphin W20 stands out
Dolphin W20 is the better fit for commercial pools that need floor, wall and waterline cleaning.
- Runs from continuous plug-in power without a recharge between cycles
- Cleans floor, walls and waterline
Dolphin EON 120d 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 | Dolphin EON 120d | Dolphin W20 |
|---|---|---|
| Best fit | Inground and above-ground pools up to 50 ft that need whole-pool cordless cleaning with minimal filter maintenance and a three-year warranty. | Commercial pools that need floor, wall and waterline cleaning. |
| Starting price | See product | $1,999 |
| Pool type | Inground, Above-ground | Commercial |
| Maximum pool length | Up to 50 ft | Not listed |
| Cleaning coverage | Floor, Walls, Waterline | Floor, Walls, Waterline |
| Power | Cordless | Corded |
| Filtration | Basket, UltraFilter | Not listed |
| Scheduling | Weekly schedule + app | Not listed |
| App and remote | App control | Not listed |
| Cable | Cordless | Not listed |
| Robot weight | 24.3 lb | Not listed |
| Warranty | 3 years | 3 years |
Choose for the pool you operate
Dolphin EON 120d and Dolphin W20 serve different kinds of pools, so there is no honest one-size-fits-all winner. Choose Dolphin Quantum for residential use. Choose Dolphin Wave 60 for commercial use.
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