Best Gas Chainsaw for Medium Tree Felling
The best gas chainsaw for medium tree felling: the Husqvarna 455 Rancher 20" (~$500).
If you're felling trees in the 14-to-20-inch range regularly and want the unlimited runtime and raw power that only gas delivers. The Husqvarna 455 Rancher is the farm-and-ranch standard for a reason. Its 55.5cc engine maintains chain speed through dense hardwood, the 20-inch bar handles trees up to 18 inches in a single pass, and gas runtime means you refuel in 30 seconds instead of waiting for a battery charge. Smart Start and LowVib technology make long cutting sessions manageable.
Key specs: 20" bar · 55.5cc · Gas · 12.8 lbs (powerhead) · 8.8/10 score

Husqvarna 455 Rancher 20"
Husqvarna · Gas · 20" bar · 12.8 lbs (powerhead)
~$500
The farm-and-ranch standard. 55.5cc engine, 20-inch bar, Smart Start, X-Torq, and LowVib technology. Handles felling and bucking trees up to 18 inches in a single pass. Husqvarna dealer network means parts and service are available in most rural areas.
- +55.5cc engine with excellent power-to-weight ratio
- +20-inch bar for felling and large firewood
- +Smart Start reduces pull-cord effort
- +X-Torq engine for lower fuel consumption
- +Widely available parts and dealer service
- -Requires gas/oil mixing and regular maintenance
- -Pull-cord starting can be difficult when cold
- -Heavier than battery alternatives
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