# Eureka J15 Max Ultra review

Eureka flagship with spill detection and hair cutting blades

- Our score: not scored yet
- Price: $1,200 (checked Oct 31, 2026)
- Status: on sale
- Best for: carpet heavy homes with pets
- Skip if: you want fast runs or pay full list price
- HTML version: https://robotsforthat.com/robot/eureka-j15-max-ultra/

## Verdict

A capable, low maintenance flagship with strong carpet cleaning, spill detection and a hair cutting system that kept brushes clean in testing. It is slow, and Tom's Guide saw it miss corners and catch wires. Skip it if you pay near full price, since it was sold out with deep checkout discounts when we checked.

## Pros

- Strong carpet cleaning (Android Authority)
- No hair tangles thanks to FlexiRazor
- Excellent mopping (Tom's Guide)
- Long rated runtime, up to 360 min
- Climbs up to 4.5 cm double thresholds

## Cons

- Slow, mopping 350 sq ft took nearly two hours
- Caught lamp wires and shoelaces (Tom's Guide)
- Mop pads can pop off (Android Authority)
- Sold out on Eureka US store at check

## Specs

- suction: Eureka lists both 22,000 Pa and 21,600 Pa on the same page
- navigation: Single line laser, RGB camera, infrared sensors and LED light, IntelliView AI 2.0 (Eureka); Android Authority called navigation great
- obstacle avoidance: Dual Vision System with FHD and infrared sensors (Eureka); Tom's Guide saw it catch lamp wires and shoelaces and skip about 168 sq ft on one run
- mopping: Two mop pads with ScrubExtend arm, detects wet spills over 1.5 mm (Eureka); Tom's Guide called mopping excellent but slow
- self empty: Yes, 3 L dust bag (Eureka)
- dock features: Mop washing and drying, clean water refill, dirty water drain, base tray cleaning; 4 L clean and 3.4 L dirty tanks (Eureka); detergent added by hand (Android Authority)
- runtime: Up to 360 min (Eureka); Tom's Guide used 35% battery for 602 sq ft in 72 min; 6,400 mAh
- height: 4.33 in (Eureka)
- pet hair: FlexiRazor blades cut hair off the roller at 400 strokes per min (Eureka); Android Authority saw no hair tangles
- app: Eureka app with pet video calls; Alexa, Google Assistant and Siri (Eureka)
- threshold: 3.3 cm standard, 4.5 cm double layer (Eureka)
- noise: 62 dB(A) at lowest level (Eureka)

## Safety

- recalls: Not checked
- fcc: Not checked
- company status: Active
- warranty: 2 years (Eureka)

## Questions buyers ask

### Does it handle long hair?

Eureka says FlexiRazor blades cut hair off the roller at the dock. Android Authority saw no hair tangles in testing.

### Do I need to add detergent?

Yes. Android Authority says detergent is added by hand.

### How tall a threshold can it climb?

Eureka claims 3.3 cm for standard thresholds and 4.5 cm for double layer ones.

## Sources

1. [Eureka US store: J15 Max Ultra](https://us.eureka.com/products/j15-max-ultra)
2. [Tom's Guide: Eureka J15 Max Ultra review](https://www.tomsguide.com/home/smart-home/eureka-j15-max-ultra-robot-vacuum-review)
3. [Android Authority: Eureka J15 Max Ultra review](https://www.androidauthority.com/eureka-j15-max-ultra-review-3599189/)