Help me choose
A stronger Pool Express option
Dolphin Wave 140 and Dolphin Wave 90i are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Wave 100. Commercial pools up to 88 ft that need floor, wall and waterline cleaning.
Wave
Dolphin Wave 140
Commercial pools up to 127 ft in daily use that need floor cleaning with high capacity.
Wave
Dolphin Wave 90i
Commercial pools up to 65 ft that need floor, wall and waterline cleaning.
What we recommend instead
Dolphin Wave 100
Commercial pools up to 88 ft that need floor, wall and waterline cleaning.
$4,699
Buy Dolphin Wave 100Dolphin Wave 140 or Dolphin Wave 90i: our take
Dolphin Wave 140 and Dolphin Wave 90i 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
Both robots are intended for commercial pools. Dolphin Wave 140 is rated for pools up to 127 ft; Dolphin Wave 90i is rated up to 65 ft. Dolphin Wave 140 cleans floor; Dolphin Wave 90i cleans floor, walls, and waterline. Dolphin Wave 140 lists 6 active brushes. Dolphin Wave 90i lists Commercial-grade motors.
Filtration and debris
Dolphin Wave 140 has documented included filtration—Basket—while the other model's included media is not fully published. Dolphin Wave 140 also has the better documented path for bulky leaves and larger debris.
Controls and day-to-day ownership
Dolphin Wave 140 provides one-touch starts and included remote control; Dolphin Wave 90i provides smartphone control. Dolphin Wave 140 uses a 140 ft corded cable, while Dolphin Wave 90i uses continuous corded power.
Price, warranty and the decision
Dolphin Wave 140 is listed at $8,499 and Dolphin Wave 90i at $2,399; Dolphin Wave 90i is $6,100 less. Dolphin Wave 140 lists a 3-year warranty compared with 2 years for Dolphin Wave 90i. Dolphin Wave 140 and Dolphin Wave 90i each have a specific fit, but neither is the Pool Express pick for this job. Our better alternative is Dolphin Wave 100. Commercial pools up to 88 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 Wave 140 | Dolphin Wave 90i |
|---|---|---|
| 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 | YesEdge | No |
| Automatic scheduling | No | Not listed |
| Smartphone app | Not listed | Yes |
| Anti-tangle swivel | No | Not listed |
| 3-year warranty | YesEdge | No |
| No recharging between cycles | Yes | 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 Dolphin Wave 140 stands out
Dolphin Wave 140 is the better fit for pools up to 127 ft.
- Includes a large-debris bin or bag for leaves
- Carries a 3-year warranty instead of 2 years
- Is rated for pools up to 127 ft
Where Dolphin Wave 90i stands out
Dolphin Wave 90i is the better fit for shoppers prioritizing the lower $2,399 starting price.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Has documented smartphone control
- Is listed $6,100 lower
Dolphin Wave 140 vs Dolphin Wave 90i 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 Wave 140 | Dolphin Wave 90i |
|---|---|---|
| Best fit | Commercial pools up to 127 ft in daily use that need floor cleaning with high capacity. | Commercial pools up to 65 ft that need floor, wall and waterline cleaning. |
| Starting price | $8,499 | $2,399 |
| Pool type | Inground | Commercial |
| Maximum pool length | Up to 127 ft | Up to 65 ft |
| Cleaning coverage | Floor | Floor, Walls, Waterline |
| Power | Corded | Corded |
| Filtration | Basket | Not listed |
| Scheduling | One-touch start | Not listed |
| App and remote | Not listed | App control |
| Cable | 140 ft | Not listed |
| Robot weight | 55.1 lb | Not listed |
| Warranty | 3 years | 2 years |
Consider the stronger Pool Express option
Dolphin Wave 140 and Dolphin Wave 90i are compared feature by feature below. For a stronger Pool Express option, consider Dolphin Wave 100. Commercial pools up to 88 ft that need floor, wall and waterline cleaning.
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