Roborock Qrevo Edge 2 vs Roborock Saros Z70: Which to Buy

The Roborock Qrevo Edge 2 is the better robot vacuum overall, rated 4.2 to 3.5. The Roborock Qrevo Edge 2 leads on cleaning. The Roborock Saros Z70 wins on dock. The Roborock Saros Z70 costs $100.01 less ($999.98 vs $1,099.99).

Higher rated

Roborock Qrevo Edge 2

#26 in Self-cleaning dock4.2Full review

For carpeted homes with pets that want top-tier deep cleaning and a retractable LiDAR for low furniture.

Amazon $1,099.99

$1,099.99

Roborock Saros Z70

#53 in Self-cleaning dock3.5Full review

For early adopters who want a robot that tidies small clutter; buyers who just want clean floors get more for less elsewhere.

Amazon $999.98

$999.98

Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Which should you buy?

Choose the Roborock Qrevo Edge 2 for cleaning (measured 94% of sand from carpet, 89.5% of pet hair, no hair tangled vs measured 67% of sand from carpet, 83% of pet hair, some hair tangled (0.5)).
Choose the Roborock Saros Z70 for dock (Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup vs Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying).

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	Roborock Qrevo Edge 2	Roborock Saros Z70
Overall rating	4.2/5	3.5/5
Cleaning 30%	92 measured 94% of sand from carpet, 89.5% of pet hair, no hair tangled	20 measured 67% of sand from carpet, 83% of pet hair, some hair tangled (0.5)
Value 25%	30 $1,100	36 $1,000
Dock 20%	85 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying	100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup
Navigation 15%	100 LiDAR + camera	100 LiDAR + camera
Mopping 10%	86 Dual spinning pads, leaves its mop at the dock for carpet, extends to edges	86 Dual spinning pads, leaves its mop at the dock for carpet, extends to edges

Independent tests