Further down the page, you'll find some explanations regarding the key similarities and differences between the Stihl RB 400 and the Stihl RB 600.
But before checking out explanations regarding their power, design, and features here's a table that summarizes the main pros of each of these 2 pressure washers:
| Stihl RB 400 | Stihl RB 600 |
|---|---|
 |  |
|
|
| Show Buying Options | Show Buying Options |
Power Comparison
- Fuel: Being gas-powered washers, both units enable continuous operation, providing the power needed to tackle demanding cleaning jobs without downtime.
- Engine & Pump: While the Stihl RB 400 utilizes a typical axial-type pump, the Stihl RB 600 utilizes a high-performance triplex plunger pump, known for its robust construction and superior pressure capabilities, ensuring users experience enhanced cleaning efficiency and long-term reliability. While the Stihl RB 400's pump is driven by a 196cc engine, the Stihl RB 600 utilizes a 208cc engine. The operation of both devices is initiated through a standard pull-start mechanism.
The following charts are provided to show you at a glance how the main specs of the Stihl RB 400 compare to the Stihl RB 600.
- Pressure: With a maximum reachable pressure of 3200 PSI, the Stihl RB 600 delivers a much higher force to blast off dirt and grime compared to the 2700 PSI of the Stihl RB 400.
- Water Flow: The RB 600 demonstrates a noticeably higher water volume at low pressure than the RB 400. Offering up to 3 GPM (gallons per minute) compared to the RB 400's maximum flow of 2.7 GPM, it should allow you to rinse away debris and dirt with quite greater effectiveness.
- Cleaning Power: The RB 600 exhibits substantially greater overall cleaning efficiency with its 9600 C.U. compared to the Stihl RB 400's 7290 C.U.
Design Comparison
- Design: Both units feature a hand truck setup. Hence, any potential differences in mobility between these devices may be influenced by elements like their wheels and weight, as detailed below.
- Design: Both units feature a hand truck setup. Hence, any potential differences in mobility between these devices may be influenced by elements like their wheels and weight, as detailed below.
- Weight: With a weight of 90 lbs, the RB 400 stands out as significantly lighter compared to the 118 lbs of the RB 600, offering users enhanced maneuverability and handling.
- Maneuverability: The presence of wheels on both products greatly improves their maneuverability. Equipped with a folding handle, both products are designed to optimize your grip, ensuring superior comfort and control during both maneuvering and transportation tasks.
Feature Comparison
- Soap Addition: Both washers allow for the addition of chemical detergent solutions to the water. In both cases, this is accomplished via a siphon hose.
- Trigger Gun & Wand: Each unit comes standard with a fairly standard ergonomic trigger gun and a classic wand.
- Nozzles: Upon purchase, both the RB 600 and the RB 400 include a package with a set of 5 nozzles. In both instances, the assortment of nozzles provided is identical: 0°, 15°, 25°, 40°, and a soap nozzle.
- Reach: Equipped with a 40 ft high-pressure hose, the Stihl RB 600 provides greater user mobility right from the start, allowing you to position yourself farther from the unit than the Stihl RB 400 with its 25 ft high-pressure hose.
- Storage: Both the RB 400 and RB 600 offer an onboard storage, allowing you to keep your nozzles and accessories close at hand for efficient cleaning tasks. Both washers feature a set of hooks to help you neatly store their high pressure hoses when not in use.
TL;DR
| Stihl RB 400 | Stihl RB 600 |
|---|---|
| |
|
|
| Show Buying Options | Show Buying Options |
