Stihl BR 450 VS BR 500 - Spec & Feature Comparison

Further down the page, you'll find some explanations regarding the key similarities and differences between the Stihl BR 450 and the Stihl BR 500.

But before checking out these explanations, here's a table that summarizes the main pros of each of these 2 leaf blowers:

Stihl BR 450	Stihl BR 500

Higher CFM Higher MPH Bigger fuel tank	Lighter Less noisy 4-Mix engine
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Common specs comparison

Belonging to the line of Stihl blowers, both the BR 450 and the BR 500 should have a shared standard of manufacturing and attention to detail. You'll find the throttle positioned on the tube of both products, ensuring that your left hand remains unoccupied for other activities.
These two products are constructed as backpack blowers, allowing you to comfortably carry their big engines and massive fuel tanks.
Both products are gas-powered blowers, providing a reliable power source that can be refilled in seconds, granting you the flexibility to navigate through expansive outdoor areas effortlessly.

In contrast, the Stihl BR 450, with its CFM of 642, outperforms the 544 CFM of the Stihl BR 500, making it the preferred option for efficiently blowing leaves away.
The Stihl BR 450 with an MPH of 219 slightly exceeds the 207 MPH of the Stihl BR 500, making it more effective at blowing leaves on grass or lifting wet debris (acorns, etc.).

Weighing 23.4 lbs, the Stihl BR 450 tips the scales slightly above the 22.3 lbs of the Stihl BR 500, implying that while it's marginally heavier, users may still experience a touch more convenience in operation.
With a noise level of 77 dB, the Stihl BR 450 generates considerably more sound than the 65 dB of the Stihl BR 500. Opting for the latter will offer a significantly quieter experience for you and reduce potential disturbance to nearby residents.

With a fuel tank volume of 57.5 fl.oz., the Stihl BR 450 outshines the Stihl BR 500, which holds 47.3 fl.oz. This enables you to carry more fuel, offering the possibility of longer operation, provided the engines consume fuel at comparable rates.
In comparison, the Stihl BR 450's engine displacement of 63.3cc is slightly surpassed by the 64.8cc of the Stihl BR 500. This indicates that the latter may consume marginally more fuel per stroke, potentially resulting in slightly greater power output.
Each of these blowers requires a fuel/oil mix to operate, as the Stihl BR 450 features a 2-cycle engine, and the Stihl BR 500 is powered by the Stihl 4-Mix 4-stroke engine.