Echo PB-770T
#2 in BackpackFull review
A professional grade backpack blower for big, wooded lots, with airflow that handles wet fall leaves and a 5 year consumer warranty.
Amazon $499$499
The Echo PB-770T and the Worx Nitro WG572 80V Backpack Blower are evenly matched, rated 3.9 and 3.9. The Echo PB-770T leads on speed. The Worx Nitro WG572 80V Backpack Blower wins on value and airflow. The Worx Nitro WG572 80V Backpack Blower costs $83.01 less ($415.99 vs $499).
Worx Nitro WG572 80V Backpack Blower
#3 in BackpackFull review
A battery backpack that can replace gas for large properties. The four battery setup suits owners who already use Worx 20V tools.
Amazon $415.99$415.99
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 Echo PB-770T for speed (234 mph air speed vs 150 mph air speed).
- Choose the Worx Nitro WG572 80V Backpack Blower for value ($0.52 per CFM ($415.99 with batteries and charger, 800 CFM) vs $0.66 per CFM ($499, 756 CFM)) and airflow (800 CFM vs 756 CFM).
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 | Echo PB-770T | Worx Nitro WG572 80V Backpack Blower |
|---|---|---|
| Overall rating | 3.9/5 | 3.9/5 |
| Value 30% | 61 $0.66 per CFM ($499, 756 CFM) | 85 $0.52 per CFM ($415.99 with batteries and charger, 800 CFM) |
| Airflow 25% | 68 756 CFM | 78 800 CFM |
| Speed 10% | 100 234 mph air speed | 57 150 mph air speed |
| Weight 15% | 28 24.3 lb (dry) | 50 weight not published (neutral score used) |
| Warranty 20% | 100 5-year warranty | 50 warranty not published (neutral score used) |
Specifications
| Echo PB-770T | Worx Nitro WG572 80V Backpack Blower | |
|---|---|---|
| Blowing | ||
| Airflow | 756 CFM | 800 CFM |
| Air speed | 234 mph | 150 mph |
| Blowing force | 33 N | - |
| Variable speed | Yes | Yes |
| Cruise control | Yes | - |
| Noise | 74 dB(A) | - |
| Power | ||
| Power | Gas | Battery |
| Engine or battery | 63.3 cc, 2-stroke | 80 V, 20 Ah of battery |
| Battery energy | - | 400 Wh |
| Battery included | - | Yes |
| Runtime | - | 230 min |
| Brushless motor | - | Yes |
| Build | ||
| Style | Backpack | Backpack |
| Weight | 24.3 lb (dry) | - |
| Warranty | 5 years | - |