Compare Disc Golf Discs
Pick two or more discs and see exactly how they differ - flight, feel, distance, and price, side by side.
Build your comparison2 of 4 discs · ready
Full TurnPassportPutt & Approach3/2/0/1
Thought Space AthleticsAlterPutt & Approach3/3/0/1
Passport vs Alter
How Passport and Alter compare on flight numbers, feel, distance, and price.
Key differences
GlidePassport 2 vs Alter 3Height2.1 vs 2 cm (+0.1)Rim width1 vs 1.1 cm (-0.1)PriceAlter is cheaper ($2.00 less)
Flight Paths
Overhead view · right-hand backhand
Tap a disc to show or hide its path. Estimated from flight numbers.
Thought Space AthleticsAlterPutt & Approach Flight Numberslonger bar = more of that trait
Spec
Thought Space Athletics
Alter
Flight rating≠
3/2/0/1
3/3/0/1
Stability
Overstable (+1)
Overstable (+1)
Beginner score≠
52/100
54/100
Type
Putt & Approach
Putt & Approach
Recommended skill
Everyone
Everyone
On Amazon
Not on Amazon
Not on Amazon
Flight rating≠3/2/0/1
StabilityOverstable (+1)
Beginner score≠52/100
Est. carry≠226 ft
TypePutt & Approach
Recommended skillEveryone
Diameter21.2 cm
Height≠2.1 cm
Rim depth≠1.6 cm
Rim width≠1 cm
Max weight≠172 g
Bead≠Beadless
Plastics0
PDGA ApprovedNo
On AmazonNot on Amazon
Price from≠$15.99
Thought Space Athletics
Alter
Flight rating≠3/3/0/1
StabilityOverstable (+1)
Beginner score≠54/100
Est. carry≠234 ft
TypePutt & Approach
Recommended skillEveryone
Diameter21.2 cm
Height≠2 cm
Rim depth≠1.5 cm
Rim width≠1.1 cm
Max weight≠174 g
Bead≠Beaded
Plastics0
PDGA ApprovedNo
On AmazonNot on Amazon
Price from≠$13.99
The Verdict
Passport or Alter?
Main difference: glide (Passport 2 vs Alter 3). The Alter floats and carries farther; the Passport holds its line better in wind.
Passport: OverstableAlter: Overstable
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FAQ
Is the Passport or Alter more overstable?
They are equally stable (both +1) - turn 0/0, fade 1/1.
Should a beginner pick the Passport or Alter?
A beginner is better off with the Alter (beginner score 54/100 vs 52/100) - lower speed and more turn make it easier to control.
What is the difference between the Passport and Alter?
Main difference: glide (Passport 2 vs Alter 3). The Alter floats and carries farther; the Passport holds its line better in wind.
Which is cheaper, the Passport or Alter?
The Alter is cheaper, starting around $13.99 vs $15.99.
