Shark Stratos 2-in-1 vs Yeedi S20 Infinity: Which to Buy

The Yeedi S20 Infinity is the better robot vacuum overall, rated 4.3 to 3.6. The Yeedi S20 Infinity leads on mopping and navigation.

Higher rated

Yeedi S20 Infinity

#28 in Self-cleaning dock4.3Full review

A strong-cleaning bagless roller-mop robot from ECOVACS’ sister brand; good results in testing, but yeedi publishes few specs and sells it only on Amazon.

Amazon $799.99

$799.99

Shark Stratos 2-in-1

#100 in Self-cleaning dock3.6Full review

For hard-floor homes that want a hands-off mop-washing dock from Shark without paying for the PowerDetect models’ sensors.

Amazon $799.99

$799.99

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 Yeedi S20 Infinity for mopping (Roller, extends to edges vs Vibrating pad) and navigation (LiDAR + 3D light vs LiDAR).

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	Yeedi S20 Infinity	Shark Stratos 2-in-1
Overall rating	4.3/5	3.6/5
Cleaning 30%	86 measured 89% of sand from carpet, 100% of pet hair, no hair tangled	68 not yet tested; estimated from 4 tested Shark robots and the median of the 70 tested robots
Value 25%	50 $800	50 $800
Dock 20%	100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent	76 Self-empties the bin, washes the mop
Navigation 15%	85 LiDAR + 3D light	65 LiDAR
Mopping 10%	85 Roller, extends to edges	32 Vibrating pad

Independent tests

Yeedi S20 Infinity

Tested by	Carpet deep clean	Pet hair	Hair tangle (0 = none)	Area per charge	Conditions
Vacuum Wars	89%	100%	0	1,335 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).