BU-KO 65cc petrol chainsaw with 20-inch and 16-inch bars

Rank #8 in Best Petrol Chainsaw 2026: 10 Ranked, and Why the Horsepower Claims Don't Match

BU-KO 65cc Petrol Chainsaw, 20-inch & 16-inch Bars

£129.99 4.1 from 123 Amazon ratings
Check price on Amazon

Price and rating as shown on Amazon when we collected them. Both change.

The BU-KO 65cc petrol chainsaw is the eighth entry in this guide. It arrives as a kit rather than a bare saw: a 20 inch bar and a 16 inch bar, with two chains supplied for each, a carry bag, safety gear and a tool kit. The engine is a 65cc air-cooled two-stroke running a 25 to 1 fuel mix, and the listing states 3.89 HP from it.

That figure is the first thing to look at closely, because it is the largest horsepower claim in this guide's 62cc class while coming from an engine that is not in that class at all — it is 65cc. The specification table then disagrees with the product title in two places. The title and bullet points describe 20 inch and 16 inch bars; the spec table gives Chain Length as 10 Inches. The same table lists the saw's dimensions as 25 centimetres long, which cannot be right for a tool fitted with a 20 inch (roughly 51cm) bar. On the buyer side, 123 ratings average 4.1 out of 5, but 13 of those are one-star ratings and 62 are five-star. Everything on this page is taken from the Amazon listing for this saw, not from a test of our own.

How those 123 ratings break down

An average hides its own shape. This is the spread behind the 4.1 stars.

5 star
62%
4 star
15%
3 star
7%
2 star
3%
1 star
13%

Specification

Exactly as published on the Amazon listing, field for field.

Price £129.99
Customer rating 4.1 out of 5 from 123 ratings
Claimed engine power 3.89 HP
Engine 65cc air-cooled 2-stroke, fuel and oil mix 25 to 1
Bars supplied 20 inch and 16 inch, two chains for each
Chain length in spec table 10 Inches (as listed)
Item weight 5.4 kg
Item dimensions 25L x 22W x 23H centimetres (as listed)

What buyers actually say

Quoted from customer reviews on Amazon

Verified purchase

“No bad for the price.”

Gib
Verified purchase

“Cut lot of logs this weekend does the job”

clive hawkins

What it is up against

The rivals it was ranked against in Best Petrol Chainsaw 2026: 10 Ranked, and Why the Horsepower Claims Don't Match.

Questions people ask

What engine does the BU-KO 65cc petrol chainsaw use?

The listing describes a 65cc air-cooled 2-stroke petrol engine running a 25 to 1 fuel and oil mix.

How much power does it claim?

The BU-KO listing states 3.89 HP from the 65cc engine.

Which bars and chains come with it?

The title and bullet points list a 20 inch bar and a 16 inch bar, with two chains supplied for each, plus a carry bag, safety gear and a free toolkit.

Does the specification table match the bar sizes in the title?

No. The specification table gives Chain Length as 10 Inches, while the title and bullet points describe 20 inch and 16 inch bars.

How is it rated by buyers?

4.1 out of 5 from 123 ratings, with 62 of those ratings at five stars and 13 at one star.

What is the price?

£129.99 as listed.

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