Clarke MA30 13B
#7 in Under 17 inFull review
A quiet cordless micro scrubber for restrooms, small shops and day cleaning around people. Its battery lasts about 40 minutes and it costs more than larger disc machines.
Amazon $3,826$3,826
The Clarke MA30 13B is the better floor scrubber overall, rated 2.6 to 2.4. The Clarke MA30 13B leads on warranty, recovery tank and cleaning path. The Kärcher BR 30/4 C wins on runtime. The Kärcher BR 30/4 C costs $886 less ($2,940 vs $3,826).
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.
Kärcher BR 30/4 C
#10 in Under 17 inFull review
A small corded roller-brush scrubber for restrooms, kitchens and tight retail floors. It costs a lot per inch of path, but its tanks come off for sink filling.
Amazon $2,940$2,940
Which should you buy?
- Choose the Clarke MA30 13B for warranty (5-year parts warranty vs 3-year parts warranty), recovery tank (1.6 gal recovery tank vs 1 gal recovery tank) and cleaning path (13.4 in cleaning path vs 11.8 in cleaning path).
- Choose the Kärcher BR 30/4 C for runtime (corded, scored as the middle vs 0.7 h per charge).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every under 17 in floor scrubber; a clear win is highlighted. How we rank explains each one.
| Factor weight | Clarke MA30 13B | Kärcher BR 30/4 C |
|---|---|---|
| Overall rating | 2.6/5 | 2.4/5 |
| Value 30% | 18 $285.52 per inch of path ($3,826, 13.4 in) | 25 $249.15 per inch of path ($2,940, 11.8 in) |
| Cleaning path 20% | 18 13.4 in cleaning path | 6 11.8 in cleaning path |
| Recovery tank 15% | 17 1.6 gal recovery tank | 0 1 gal recovery tank |
| Runtime 15% | 5 0.7 h per charge | 50 corded, scored as the middle |
| Noise 5% | 60 66 dB(A) | 30 70.5 dB(A) |
| Warranty 15% | 100 5-year parts warranty | 50 3-year parts warranty |
Specifications
| Clarke MA30 13B | Kärcher BR 30/4 C | |
|---|---|---|
| Cleaning | ||
| Cleaning path | 13.4 in | 11.8 in |
| Squeegee width | 14 in | 11.8 in |
| Brush type | Cylindrical roller | Cylindrical roller |
| Brush speed | 1,000 rpm | 1,450 rpm |
| Brush pressure | 26.4 lb | 16.8 lb |
| Maker productivity claim (not scored) | 14,369 sq ft/h | 2,153 sq ft/h |
| Tanks | ||
| Solution tank | 1.6 gal | 1 gal |
| Recovery tank | 1.6 gal | 1 gal |
| Power | ||
| Power | Battery (lithium) | Corded |
| Voltage | 36 V | 120 V |
| Runtime per charge | 0.7 h | - |
| Build | ||
| Noise | 66 dB(A) | 70.5 dB(A) |
| Weight | 55 lb | 24 lb |
| Parts warranty | 5 years | 3 years |
| Labor warranty | 2 years | 2 years |