A wide battery scrubber that runs a whole shift on a charge, for warehouses, factories and gyms. It has the longest runtime here.
Amazon $2,299The Sunmax RT50 22 in is the better floor scrubber overall, rated 4.1 to 3.9. The Sunmax RT50 22 in leads on runtime. The Sunmax RT50 22 in costs $190 less ($2,299 vs $2,489).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
A 22 in battery scrubber with large tanks and several hours of runtime, for warehouses, factories and large retail floors.
Amazon $2,489Which should you buy?
- Choose the Sunmax RT50 22 in for runtime (5 h per charge vs 3 h per charge).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 17 in and up floor scrubber; a clear win is highlighted. How we rank explains each one.
| Factor weight | Sunmax RT50 22 in | Purilitzs T380 22 in |
|---|---|---|
| Overall rating | 4.1/5 | 3.9/5 |
| Value 30% | 71 $104.50 per inch of path ($2,299, 22 in) | 67 $113.14 per inch of path ($2,489, 22 in) |
| Cleaning path 20% | 85 22 in cleaning path | 85 22 in cleaning path |
| Recovery tank 15% | 99 14.5 gal recovery tank | 100 18.5 gal recovery tank |
| Runtime 15% | 100 5 h per charge | 71 3 h per charge |
| Noise 5% | 50 sound level not published (neutral score used) | 50 sound level not published (neutral score used) |
| Warranty 15% | 25 2-year parts warranty | 25 2-year parts warranty |
Specifications
| Sunmax RT50 22 in | Purilitzs T380 22 in | |
|---|---|---|
| Cleaning | ||
| Cleaning path | 22 in | 22 in |
| Squeegee width | 31 in | 33 in |
| Brush speed | 200 rpm | 200 rpm |
| Maker productivity claim (not scored) | 30,000 sq ft/h | 32,000 sq ft/h |
| Tanks | ||
| Solution tank | 13.2 gal | 15.9 gal |
| Recovery tank | 14.5 gal | 18.5 gal |
| Power | ||
| Power | Battery | Battery |
| Voltage | 24 V | - |
| Runtime per charge | 5 h | 3 h |
| Build | ||
| Weight | 330 lb | 297.6 lb |
| Parts warranty | 2 years | 2 years |
