Dreame L40 Ultra Gen 2 vs Narwal Freo Z10: Which to Buy

The Narwal Freo Z10 is the better robot vacuum overall, rated 4.4 to 4.3.

Higher rated

A lot of robot for about $500: strong carpet cleaning, long range and a hot-water mop-washing dock. Good for privacy-minded buyers who don’t need camera-based avoidance.

Amazon $499.99

$499.99

Dreame L40 Ultra Gen 2

#20 in Self-cleaning dock4.3Full review

A low-cost full self-cleaning dock with edge-reaching brush and mops, for homes with mostly hard floors and few clutter hazards.

Amazon $499.98

$499.98

Prices were last checked October 30, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.

Factor weight	Narwal Freo Z10	Dreame L40 Ultra Gen 2
Overall rating	4.4/5	4.3/5
Cleaning 30%	77 measured 87% of sand from carpet, 92.5% of pet hair, no hair tangled	73 not yet tested; estimated from 12 tested Dreame robots and the median of the 70 tested robots
Value 25%	78 $500	78 $500
Dock 20%	100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup	94 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying
Navigation 15%	85 LiDAR + 3D light	85 LiDAR + 3D light
Mopping 10%	78 Dual spinning pads, lifts 12 mm, extends to edges	76 Dual spinning pads, lifts 10.5 mm, extends to edges

Independent tests

Narwal Freo Z10

Tested by	Carpet deep clean	Pet hair	Hair tangle (0 = none)	Area per charge	Conditions
Vacuum Wars	87%	92.5%	0	1,679 sq ft	Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped).