Help me choose
A stronger Pool Express option
Aquabot Rapids 2500 and Dolphin Nautilus AG are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Cayman. Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
Aquabot
Aquabot Rapids 2500
Inground and above-ground pools up to 50 ft that need floor, wall and waterline cleaning.
Nautilus
Dolphin Nautilus AG
Above-ground and small inground pools up to 30 ft that need the floor vacuumed.
What we recommend instead
Dolphin Cayman
Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
$1,079
Buy Dolphin CaymanAquabot Rapids 2500 or Dolphin Nautilus AG: our take
Aquabot Rapids 2500 and Dolphin Nautilus AG are compared on pool fit, cleaning reach, debris handling, controls and ownership details. The recommendation is based on the job the robot must do—not a simple feature count.
Pool fit and cleaning reach
Aquabot Rapids 2500 is intended for inground and above-ground pools, while Dolphin Nautilus AG is intended for above-ground pools. Aquabot Rapids 2500 is rated for pools up to 50 ft; Dolphin Nautilus AG is rated up to 30 ft. Aquabot Rapids 2500 cleans floor, walls, and waterline; Dolphin Nautilus AG cleans floor. Aquabot Rapids 2500 lists Gyroscope navigation. Dolphin Nautilus AG lists 1 active brush and CleverClean navigation.
Filtration and debris
Dolphin Nautilus AG has documented included filtration—Basket—while the other model's included media is not fully published. Dolphin Nautilus AG has the better documented path for bulky leaves and larger debris.
Controls and day-to-day ownership
Aquabot Rapids 2500 provides smartphone control; Dolphin Nautilus AG provides one-touch starts and power-supply controls.
Price, warranty and the decision
Aquabot Rapids 2500 is listed at $999 and Dolphin Nautilus AG at $568; Dolphin Nautilus AG is $431 less. Aquabot Rapids 2500 lists a 2-year warranty compared with 1 years for Dolphin Nautilus AG. Aquabot Rapids 2500 and Dolphin Nautilus AG each have a specific fit, but neither is the Pool Express pick for this job. Our better alternative is Dolphin Cayman. Inground and above-ground pools up to 40 ft that need floor and wall 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 | Aquabot Rapids 2500 | Dolphin Nautilus AG |
|---|---|---|
| Cleans the pool floor | Yes | Yes |
| Climbs and cleans walls | YesEdge | No |
| Scrubs the waterline | YesEdge | No |
| Fine-debris filter included | No | No |
| Large-debris filter | No | YesEdge |
| Automatic scheduling | Not listed | No |
| Smartphone app | YesEdge | No |
| Anti-tangle swivel | Not listed | No |
| 3-year warranty | No | No |
| 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 Aquabot Rapids 2500 stands out
Aquabot Rapids 2500 is the better fit for pools up to 50 ft.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Adds gyroscope-assisted navigation
- Adds smartphone control
- Carries a 2-year warranty instead of 1 years
Where Dolphin Nautilus AG stands out
Dolphin Nautilus AG is the better fit for shoppers prioritizing the lower $568 starting price.
- Includes a large-debris bin or bag for leaves
- Is listed $431 lower
Aquabot Rapids 2500 vs Dolphin Nautilus AG 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 | Aquabot Rapids 2500 | Dolphin Nautilus AG |
|---|---|---|
| Best fit | Inground and above-ground pools up to 50 ft that need floor, wall and waterline cleaning. | Above-ground and small inground pools up to 30 ft that need the floor vacuumed. |
| Starting price | $999 | $568 |
| Pool type | Inground, Above-ground | Above-ground |
| Maximum pool length | Up to 50 ft | Up to 30 ft |
| Cleaning coverage | Floor, Walls, Waterline | Floor |
| Power | Not listed | Corded |
| Filtration | Not listed | Basket |
| Scheduling | Not listed | One-touch start |
| App and remote | App control | Power-supply controls |
| Cable | Not listed | Not listed |
| Robot weight | Not listed | 14.6 lb |
| Warranty | 2 years | 1 years |
Consider the stronger Pool Express option
Aquabot Rapids 2500 and Dolphin Nautilus AG are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Cayman. Inground and above-ground pools up to 40 ft that need floor and wall cleaning.
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