Greenworks 40V 660 CFM Backpack Blower
#4 in BackpackFull review
A reasonably priced backpack for Greenworks 40V owners clearing a large yard. Check the runtime against your lot size, since Greenworks does not state one.
Amazon $292.89$292.89
The Greenworks 40V 660 CFM Backpack Blower is the better leaf blower overall, rated 3.8 to 3.1. The Greenworks 40V 660 CFM Backpack Blower leads on value and warranty. The STIHL BR 600 wins on speed. The Greenworks 40V 660 CFM Backpack Blower costs $257.10 less ($292.89 vs $549.99).
STIHL BR 600
#10 in BackpackFull review
A pro grade backpack blower for large lots and wet leaves, with dealer service and a 4-stroke style engine that is less shrill than 2-strokes.
STIHL $549.99$549.99
Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Greenworks 40V 660 CFM Backpack Blower for value ($0.44 per CFM ($292.89 with batteries and charger, 660 CFM) vs $0.80 per CFM ($549.99, 686 CFM)) and warranty (3-year warranty vs 2-year warranty).
- Choose the STIHL BR 600 for speed (237.6 mph air speed vs 165 mph air speed).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every backpack leaf blower; a clear win is highlighted. How we rank explains each one.
| Factor weight | Greenworks 40V 660 CFM Backpack Blower | STIHL BR 600 |
|---|---|---|
| Overall rating | 3.8/5 | 3.1/5 |
| Value 30% | 100 $0.44 per CFM ($292.89 with batteries and charger, 660 CFM) | 41 $0.80 per CFM ($549.99, 686 CFM) |
| Airflow 25% | 47 660 CFM | 52 686 CFM |
| Speed 10% | 79 165 mph air speed | 100 237.6 mph air speed |
| Weight 15% | 50 weight not published (neutral score used) | 44 22.3 lb (dry) |
| Warranty 20% | 50 3-year warranty | 25 2-year warranty |
Specifications
| Greenworks 40V 660 CFM Backpack Blower | STIHL BR 600 | |
|---|---|---|
| Blowing | ||
| Airflow | 660 CFM | 686 CFM |
| Air speed | 165 mph | 237.6 mph |
| Blowing force | - | 31.7 N |
| Variable speed | Yes | - |
| Cruise control | Yes | Yes |
| Noise | - | 75 dB(A) |
| Power | ||
| Power | Battery | Gas |
| Engine or battery | 40 V, 5 Ah of battery | - |
| Battery energy | 200 Wh | - |
| Battery included | Yes | - |
| Build | ||
| Style | Backpack | Backpack |
| Weight | - | 22.3 lb (dry) |
| Warranty | 3 years | 2 years |