Compare Disc Golf Discs
Pick two or more discs and see exactly how they differ - flight, feel, distance, and price, side by side.
Knife vs PA-1
These 2 putt & approachs share the same flight numbers - the deciding factors are plastic selection, price, and availability.
Key differences
Flight Paths
Overhead view · right-hand backhand
Tap a disc to show or hide its path. Picks that share flight numbers are nudged apart so each one is visible. Estimated from flight numbers.
Knife or PA-1?
The Knife and PA-1 fly almost identically (3/3/0/2). Go with the PA-1 - it offers more plastic and weight options (29 blends), is easier to find, and costs less.
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FAQ
Is the Knife or PA-1 more overstable?
They are equally stable (both +2) - turn 0/0, fade 2/2.
Should a beginner pick the Knife or PA-1?
Both rate the same for beginners (50/100). Pick by feel and price.
What is the difference between the Knife and PA-1?
The Knife and PA-1 fly almost identically (3/3/0/2). Go with the PA-1 - it offers more plastic and weight options (29 blends), is easier to find, and costs less.
Which is cheaper, the Knife or PA-1?
The PA-1 is cheaper, starting around $8.49 vs $11.99.


