Help me choose
A stronger Pool Express option
Dolphin E10 and Niya Tracker 35 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.
Niya Tracker
Niya Tracker 35
Inground and above-ground pools up to 40 ft that need floor, wall and waterline cleaning without a cord.
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 CaymanDolphin E10 or Niya Tracker 35: our take
Dolphin E10 and Niya Tracker 35 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
Dolphin E10 is intended for above-ground pools, while Niya Tracker 35 is intended for inground and above-ground pools. Dolphin E10 is rated for pools up to 33 ft; Niya Tracker 35 is rated up to 40 ft. Dolphin E10 cleans floor; Niya Tracker 35 cleans floor, walls, and waterline. Dolphin E10 lists 1 active brush. Niya Tracker 35 lists 2 active brushes, Sonar navigation, and Dual drive motors.
Filtration and debris
Both models include Basket.
Controls and day-to-day ownership
Dolphin E10 provides one-touch starts and power-supply controls; Niya Tracker 35 provides one-touch starts. Dolphin E10 uses a 40 ft corded cable, while Niya Tracker 35 uses cordless battery power.
Price, warranty and the decision
Dolphin E10 is listed at $499 and Niya Tracker 35 at $539; Dolphin E10 is $40 less. Dolphin E10 lists a 2-year warranty compared with 1.5 years for Niya Tracker 35. Dolphin E10 and Niya Tracker 35 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 | Dolphin E10 | Niya Tracker 35 |
|---|---|---|
| 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 | Yes | Yes |
| Automatic scheduling | No | No |
| Smartphone app | No | Not listed |
| Anti-tangle swivel | Not listed | Not listed |
| 3-year warranty | No | No |
| No recharging between cycles | YesEdge | No |
| 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 E10 stands out
Dolphin E10 is the better fit for shoppers prioritizing the lower $499 starting price.
- Carries a 2-year warranty instead of 1.5 years
- Runs from continuous plug-in power without a recharge between cycles
- Is listed $40 lower
Where Niya Tracker 35 stands out
Niya Tracker 35 is the better fit for owners who value cordless handling more than automatic scheduling and continuous power.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Uses 2 active brushes instead of 1
- Is rated for pools up to 40 ft
Dolphin E10 vs Niya Tracker 35 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 E10 | Niya Tracker 35 |
|---|---|---|
| Best fit | Above-ground pools up to 33 ft that need floor cleaning. | Inground and above-ground pools up to 40 ft that need floor, wall and waterline cleaning without a cord. |
| Starting price | $499 | $539 |
| Pool type | Above-ground | Inground, Above-ground |
| Maximum pool length | Up to 33 ft | Up to 40 ft |
| Cleaning coverage | Floor | Floor, Walls, Waterline |
| Power | Corded | Cordless |
| Filtration | Basket | Basket |
| Scheduling | One-touch start | One-touch start |
| App and remote | Power-supply controls | Not listed |
| Cable | 40 ft | Cordless |
| Robot weight | Not listed | 19.2 lb |
| Warranty | 2 years | 1.5 years |
Consider the stronger Pool Express option
Dolphin E10 and Niya Tracker 35 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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