Head to head
Karcher BR 30/4 C vs Numatic TT4045G
The Karcher BR 30/4 C is a compact mains-powered walk-behind scrubber dryer for small floors and corridors. The Numatic TT4045G is a mains-powered walk-behind scrubber dryer (twintec) for shops, schools and warehouses.
Last reviewed 6 October 2026
Specifications side by side
| Karcher BR 30/4 C | Numatic TT4045G | |
|---|---|---|
| Working width | 300 mm | 450mm |
| Tank capacity | 4 / 4 l | 40L |
| Area performance | 200 m2/h (theoretical) | 800m2/HOUR |
| Input power | 820 W | - |
| Noise level | 70.5 dB(A) | - |
| Weight | - | 67kg |
| Brush motor power | - | 1500W |
Sources: Karcher BR 30/4 C, Numatic TT4045G. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the BR 30/4 C if...
A narrow upright scrubber dryer for cleaning and drying hard floors in a single pass in shops, offices, corridors, kitchens and washrooms. It is a lighter alternative to mopping for contract cleaners and facilities teams working in tight spaces.
Full BR 30/4 C specifications →Buy or hire the TT4045G if...
A mains-powered scrubber dryer for cleaning and drying hard floors in schools, shops, offices, corridors and light industrial units where a ride-on or battery machine is not needed. Contract cleaners and facilities teams use it for regular floor cleaning and deeper scrubbing.
Full TT4045G specifications →Common questions
What is the difference between the Karcher BR 30/4 C and the Numatic TT4045G?
The Karcher BR 30/4 C is a compact mains-powered walk-behind scrubber dryer for small floors and corridors; the Numatic TT4045G is a mains-powered walk-behind scrubber dryer (TwinTec) for shops, schools and warehouses.
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