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Comparison · 2 robots

bObsweep UltraVision · Eureka J15 Pro Ultra

All robot vacuums. Every measure below is plotted against the full class, so a difference can be read against how much the class itself varies.

  1. bObsweep UltraVision
  2. Eureka J15 Pro Ultra

Up to three

01 Classification

What each one does on its own.

The Autonomy Ladder is the same five rungs for every robot on the site. A rung describes the conditions a robot handles without you, not how good it is.

V
Generalized
Any task, any setting
IV
Environmental
Handles new obstacles without help
III
Conditional
Finishes familiar jobs on its own
bObsweep UltraVisionEureka J15 Pro Ultra
II
Assisted
Runs preset routines, needs rescue
I
Manual
One action, on command
02 Assessment

Where they actually differ.

The Robovations Score is nine inputs across three pillars, each weighted as shown and each scored so that more is better. A robot can lead on one and trail on another, which is the point of showing them apart. Cost of ownership and data handling are reported on each robot's own page and are never averaged into the score.

Capability

Task completion16% of score
Does it finish the job it is sold to do, unattended
  • bObsweep UltraVision70
  • Eureka J15 Pro Ultra75
18median 72 across 433 scored robots100
Coverage and navigation10% of score
Does it work the whole area, and hold that between runs
  • bObsweep UltraVision70
  • Eureka J15 Pro Ultra72
0median 70 across 421 scored robots100
Edge-case recovery10% of score
Does it recover from the failures its category presents
  • bObsweep UltraVision50
  • Eureka J15 Pro Ultra69
18median 52 across 320 scored robots100
Operating envelope4% of score
How far conditions can vary before performance drops
  • bObsweep UltraVision60
  • Eureka J15 Pro Ultra76
28median 68 across 397 scored robots100

Dependability

Field failure rate16% of score
Documented hardware failures per owner-year
  • bObsweep UltraVision57
  • Eureka J15 Pro Ultra64
6median 70 across 359 scored robots100
Software stability14% of score
Whether updates fix more than they break
  • bObsweep UltraVision65
  • Eureka J15 Pro Ultra65
15median 65 across 342 scored robots100
Support longevity10% of score
Committed parts, service and updates, with dates
  • bObsweep UltraVision72
  • Eureka J15 Pro Ultra70
0median 62 across 429 scored robots100

Ownership burden

Routine maintenance12% of score
Hands-on time it asks for in normal operation
  • bObsweep UltraVision62
  • Eureka J15 Pro Ultra87
22median 67 across 434 scored robots100
Consumables8% of score
Parts that must be bought to keep it working
  • bObsweep UltraVision75
  • Eureka J15 Pro Ultra74
8median 69 across 434 scored robots100
03 Measured against the class

How far apart is a long way?

A number only means something next to the spread it sits in. Each track below is the real range across every classified robot in the class, with the median marked.

Price217 with a published figure
  • bObsweep UltraVision$929
  • Eureka J15 Pro Ultra$999.99
$160median $799.99$2,599
Suction (mode not stated)210 with a published figure
  • bObsweep UltraVision8,000 Pa
  • Eureka J15 Pro Ultra16,200 Pa
1,000 Pamedian 10,000 Pa42,000 Pa
Runtime187 with a published figure
  • bObsweep UltraVision180 min
  • Eureka J15 Pro Ultra240 min
60 minmedian 180 min360 min
Noise156 with a published figure
  • bObsweep UltraVision60 dB
  • Eureka J15 Pro Ultra62 dB
43 dBmedian 67 dB80 dB

Not compared, because fewer than two of these robots carry a published figure: Charge time, Weight, Height.

04 Ownership

What the numbers leave out.

The trade-off

What each design gives up to be good at what it is good at.

bObsweep UltraVision

The dock takes care of dust for up to 180 days; the mop is a cloth you wash yourself.

List price is $929 at bObsweep, yet retailer sales have sold the same model for $299, so the price paid depends almost entirely on timing.

Eureka J15 Pro Ultra

IntelliView cleans the liquid spills it recognizes, but detection is camera-based: transparent liquids on reflective floors are the hard case, and the infrared approach to them arrived on the later J15 Max Ultra.

Who each one is wrong for

Stated by the record itself. A robot being wrong for a household is a fact about fit, not a fault.

bObsweep UltraVision
Homes with shag or deep high-pile rugs
bObsweep's own manual says the brush is not suitable for shag, and no published figure covers other high-pile carpet.
Households that want a mop washed and dried by the dock
The mop is a clip-on microfiber cloth with no rotation, no low-water alert and no washing station; owners wash the cloths by hand.
Long-haired households wanting no brush maintenance
Best Buy owners report hair wrapping the brush roll and weekly manual clearing, since the brush has no self-cutting feature.
Networks that broadcast only 5 GHz Wi-Fi
The owner's manual requires a 2.4 GHz connection to reach the app, maps and schedules.
Homes with sunken showers or step-downs left open
One Best Buy owner watched it fall into a shower well on its second run, and the manual warns it may stall on ledges.
Eureka J15 Pro Ultra
Renters or owners with limited dock space under kitchen cabinets
Heated dock footprint is 20.5 × 21 inches; requires unobstructed power outlet and drainage. Not portable between homes.
High-pile carpet homes or wool rugs
Owner reports document reduced performance on plush and high-pile surfaces. Suction level and water volume are selectable in the Eureka app, and the robot raises power automatically when it detects carpet, so the constraint is not a missing power setting.

What stays your job

The upkeep ownership hands back to you, whatever the autonomy level says.

bObsweep UltraVision
  • After every use: Wash the microfiber mop cloths by hand and refill the water tank; replacements are $9 for two.
  • Weekly: Clear hair from the main brush, which owners report wraps without a self-cutting feature.
  • Monthly: Clean the dustbin, filter, sensors and charging station contacts, per the owner’s manual.
  • Every 3-6 months: Replace the 6 L dust bag ($11.99), which bObsweep rates for up to 180 days.
  • As needed: Replace side brushes ($9.99) and main brush (from $14.99) when worn.
  • Annually: Inspect the charging station; the manual lists station replacement every 12 months as a guide.
Eureka J15 Pro Ultra
  • Daily: Empty dock dust bin when full (indicator light shows capacity).
  • Weekly: Refill dock water tank (~2 liters) and inspect mop pads for debris.
  • Monthly: Clean dock wash nozzles with provided brush; run maintenance cycle.
  • Every 6-12 months: Replace FlexiRazor brush inserts (~$30-40 per pair).
  • Every 12 months: Replace main filter in self-emptying base (~$25).
05 Evidence

How much each of these is standing on.

Classifications rest on different depths of evidence. A pre-release assessment and a verified one are not the same kind of claim.

Evidence behind each classification
Robot Evidence status Sources reviewed Last assessed
bObsweep UltraVision Provisional 6 Sep 2026
Eureka J15 Pro Ultra Pending 3 Aug 2026

Robovations classifies robots; it does not rank them. Nothing on this page is a recommendation, and no manufacturer influences a classification or its placement here.