Best Leaf Mulchers ● Best Leaf Vacuums ● Best Metal RakesThe Best Backpack Leaf BlowersBest Overall:Easy to Start:Best Value:Best Power:Most Compact:What to Consider in a Backpack Leaf BlowerAs with cordless leaf blowers, choosing the right backpack leaf blower comes down to balancing the amount of power you need to clear off your property with the amount of weight you can handle carrying around, and the price you can afford. Keep in mind that most gas-powered leaf blowers feature 2-cycle engines, which require pre-mixed gas and oil. Backpack leaf blowers generally operate around 600- to 1,000 cfm at speeds of 150- to 230 mph. NoiseLeaf blowers are noisy machines and backpack leaf blowers, with their powerful engines or motors, are the noisiest of them all. Most manufacturers measure and share decibel ratings for their backpack leaf blowers, but those numbers can be deceiving.