Help me choose
A stronger Pool Express option
Niya Tracker 15 and Niya Tracker 55 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 15
Above-ground pools up to 20 ft that need the floor vacuumed without a cord.
Niya Tracker
Niya Tracker 55
Inground and above-ground pools up to 40 ft that need floor, wall and waterline cleaning without a cord, with app-selected modes.
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 CaymanNiya Tracker 15 or Niya Tracker 55: our take
Niya Tracker 15 and Niya Tracker 55 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
Niya Tracker 15 is intended for above-ground pools, while Niya Tracker 55 is intended for inground and above-ground pools. Niya Tracker 15 is rated for pools up to 20 ft; Niya Tracker 55 is rated up to 40 ft. Niya Tracker 15 cleans floor; Niya Tracker 55 cleans floor, walls, and waterline. Niya Tracker 55's documented cleaning system includes 2 active brushes, Sonar navigation, and Dual drive motors.
Filtration and debris
Both models include Basket.
Controls and day-to-day ownership
Niya Tracker 15 provides one-touch starts and power-supply controls; Niya Tracker 55 provides one-touch starts and smartphone control. Both use cordless battery power. Niya Tracker 15 is listed at 7.1 lb versus 19.8 lb for Niya Tracker 55; that 12.700000000000001 lb difference matters when lifting the robot from the pool.
Price, warranty and the decision
Niya Tracker 15 is listed at $199 and Niya Tracker 55 at $779; Niya Tracker 15 is $580 less. Niya Tracker 15 lists a 1-year warranty compared with 1.5 years for Niya Tracker 55. Niya Tracker 15 and Niya Tracker 55 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 | Niya Tracker 15 | Niya Tracker 55 |
|---|---|---|
| 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 | YesEdge |
| Anti-tangle swivel | Not listed | Not listed |
| 3-year warranty | No | No |
| No recharging between cycles | No | 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 Niya Tracker 15 stands out
Niya Tracker 15 is the better fit for shoppers prioritizing the lower $199 starting price.
- Is listed $580 lower
- Weighs 7.1 lb versus 19.8 lb
Where Niya Tracker 55 stands out
Niya Tracker 55 is the better fit for pools up to 40 ft.
- Cleans the floor, walls and waterline instead of stopping below the tile line
- Adds smartphone control
- Carries a 1.5-year warranty instead of 1 years
- Is rated for pools up to 40 ft
Niya Tracker 15 vs Niya Tracker 55 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 | Niya Tracker 15 | Niya Tracker 55 |
|---|---|---|
| Best fit | Above-ground pools up to 20 ft that need the floor vacuumed without a cord. | Inground and above-ground pools up to 40 ft that need floor, wall and waterline cleaning without a cord, with app-selected modes. |
| Starting price | $199 | $779 |
| Pool type | Above-ground | Inground, Above-ground |
| Maximum pool length | Up to 20 ft | Up to 40 ft |
| Cleaning coverage | Floor | Floor, Walls, Waterline |
| Power | Cordless | Cordless |
| Filtration | Basket | Basket |
| Scheduling | One-touch start | One-touch start |
| App and remote | Power-supply controls | App control |
| Cable | Cordless | Cordless |
| Robot weight | 7.1 lb | 19.8 lb |
| Warranty | 1 years | 1.5 years |
Consider the stronger Pool Express option
Niya Tracker 15 and Niya Tracker 55 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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