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Stihl BR 450 - 642 CFM Gas Backpack Blower

The Stihl BR 450 is a gas-powered backpack leaf blower delivering 642 CFM at 219 MPH. It features a 2-cycle 63.3cc engine. (Read full specs)

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Stihl BR 450 642 CFM Gas Backpack Blower
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Features and Specifications

Type
Type Gas-Powered
Handling Backpack
CFM Up to 642
MPH Up to 219
Blowing Force 28 N
Engine
Make N/A
Engine displacement 63.3cc
Strokes 2
Fuel/oil ratio 50:1
Speed settings Variable
Features
Throttle positionTube
Cruise controlYes
Fuel tank 57.5 fl. oz.
Vacuum No
Misc
Weight 23.4 lbs
Noise rating 77 dB
Warranty 2 years

Unlike many websites, we did our best to research each of the specs above. That being said, we are not immune to making the occasional mistake or omission. Should you notice any missing or incorrect values, don't hesitate to suggest improvements so we can address the issue. Should you wish more detailed specs on the Stihl BR 450, the user manual is available here (opens in a new tab).

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Description

Simplify your workday with this easy-to-use and affordable professional backpack blower. Equipped with a powerful 2-stroke engine, the STIHL BR 450 has all the power you need in a convenient package. Use it for a range of applications, from managing large properties and tree-heavy lots to seasonal leaf cleanup. The low-emission engine boasts high-quality power, with a blowing force approaching that of the BR 600 model. Designed with the operator in mind, the unit features an easily adjustable tube that can adapt to different operator heights and application needs. And the control handle can also be adjusted for ideal comfort without tools. Additional features include a semi-automatic choke for a simplified starting procedure as well as improved ergonomic design elements for increased user comfort. Whether maintaining residential or commercial property, the BR 450 is up to your landscaping demands. (source: Stihl)

Overview of the Stihl BR 450

The Stihl BR 450 in use

The Stihl BR 450

  • Power: The BR 450 gas-powered blower, manufactured by Stihl, is rated for a max air volume of 642 cubic feet per minute (CFM) and a max air speed of 219 MPH.
  • Handling: Like most backpack blowers, this model is technically heavier than a handheld. That being said, it can feel lighter and more comfortable because of the way it is carried, even when used over extended periods of time. Its throttle is located on the tube, which allows you to keep your left hand free. The Stihl BR 450 weighs 23.4 lbs, placing it within the average weight range for gas-powered backpack blowers, neither the lightest nor the heaviest in its category.
  • Engine: This blower's engine has a displacement specification of 63.3cc. As with most 2-stroke engines, the BR 450 requires a fuel mixture of gas and oil to function efficiently. The fuel/oil ratio recommended by Stihl for the BR 450 is 50:1.
  • Speed Settings: Users seeking ease of use will appreciate the BR 450's variable speed settings for precise airflow adjustment and cruise control for consistent operation.
  • Noise: The BR 450's noise level is rated at 77 dB, which is standard for gas-powered backpack blowers.
  • Fuel Tank: The Stihl blower's fuel tank boasts a standard capacity of 57.5 fluid ounces, aligning with the typical size found in gas backpack blowers.

Product Videos

The Stihl BR 450's performance versus other blowers

The following charts are provided to give you an idea how the key specs of the Stihl BR 450 compare with similar leaf blowers.

  • The Stihl BR 450 expels air at speeds up to 219 MPH, making it standard in terms of air speed for gas-powered backpack blowers. If you wish to benefit from air expelled at the fastest possible speed, the Husqvarna 150BT and its 270 MPH could be an option to consider.
  • The airflow of Stihl BR 450 reaches 642 CFM (Cubic Feet per Minute), placing it on par with other gas-powered backpack blowers. If air volume is important to you, the Husqvarna 590BTS, with 1245 CFM, could be in your good books.

Price comparison

As you can see from these interactive charts, when compared to other gas backpack blowers, the Stihl BR 450 is on the average side of the price range.

Therefore, this blower nicely fits in the expected budget for this kind of product.

The bottom line

STRENGTHS:
  • In the expected price range
  • Cruise control
AVERAGE SPECS:
  • Decent weight (23.4 lbs)
  • Decent tank (57.5 fl. oz.)
  • Acceptable noise (77 dB)
  • Decent CFM (642 CFM)
  • Decent MPH (219 MPH)
WEAKNESSES:
  • The Stihl BR 450 doesn't have any notably low specs.

Do you own the Stihl BR 450 and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

About Stihl

Stihl AG & Company KG was founded by Andreas Stihl in 1926. The German company specializes in handheld outdoor power equipment. Over the past fifty years, Stihl has opened manufacturing plants in Brazil, the United States, and China. The German company’s sure and steady expansion has made it a leading provider of in the lawn, forestry, and landscape maintenance industries.

Warranty Information

The Stihl BR 450 is covered under a warranty for up to 2 years. This warranty may not cover all parts of the blower.
For more information about the warranty of Stihl blowers, please consult Stihl's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-800-467-8445.

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Stihl BR 450
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  1. 5
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    Compared to other blowers it has a very high average of both cfm and mph making both the highest they could be evenly distributing it to me this is a huge positive

    + PROS: Easily adjustable tube anti vibration system to reduce fatighe
    - CONS: I don't notice any cons for this blower
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