Pine Tree Disc GolfPine Tree Disc GolfSearch discsApparel

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
Prodigy DiscD4Distance Driver12/5/-2/2
X-COMUrsa MajorDistance Driver12/5/-2/2

D4 vs Ursa Major

These 2 distance drivers share the same flight numbers - the deciding factors are plastic selection, price, and availability.

Key differences

Diameter21 vs 21.2 cm (-0.2)Height1.9 vs 1.4 cm (+0.5)Rim width2.3 vs 2.5 cm (-0.2)PlasticsD4 18 vs Ursa Major 0

Flight Paths

Overhead view · right-hand backhand

0100200300400500Distance (ft)Fade / Turn
Tap to show / hide

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.

Prodigy DiscD4Distance Driver
X-COMUrsa MajorDistance DriverOut of Production
Flight Numbers
SpeedRim & velocity
D4
12
Ursa Major
12
GlideStays aloft
D4
5
Ursa Major
5
TurnHigh-speed bend
D4
-2
Ursa Major
-2
FadeLow-speed hook
D4
2
Ursa Major
2
Specifications
Spec
Prodigy Disc
D4
X-COM
Ursa Major
Flight rating
12/5/-2/2
12/5/-2/2
Stability
Understable (+0)
Understable (+0)
Beginner score
38/100
38/100
Est. carry
430 ft
430 ft
Type
Distance Driver
Distance Driver
Recommended skill≠
Intermediate, Advanced
Intermediate
Diameter≠
21 cm
21.2 cm
Height≠
1.9 cm
1.4 cm
Rim depth≠
1.2 cm
1.1 cm
Rim width≠
2.3 cm
2.5 cm
Max weight≠
175 g
176 g
Bead
Beadless
Beadless
Plastics≠
18view on disc page →
0
PDGA Approved≠
Yes
No
On Amazon
Not on Amazon
Not on Amazon
Production status≠
In production
Out of production
Price from≠
$15.99
Not listed
The Verdict

D4 or Ursa Major?

The D4 and Ursa Major fly almost identically (12/5/-2/2). Go with the D4 - it offers more plastic and weight options (18 blends), is easier to find, and costs less.

D4: UnderstableUrsa Major: Understable
Where to buy
D4
$15.99
Buy atAffiliate link
Ursa Major
See retailer
Out of production
Buy atAffiliate link

We earn a commission on purchases through these links, at no cost to you. Affiliate disclosure.

FAQ

Is the D4 or Ursa Major more overstable?

They are equally stable (both +0) - turn -2/-2, fade 2/2.

Should a beginner pick the D4 or Ursa Major?

Both rate the same for beginners (38/100). Pick by feel and price.

What is the difference between the D4 and Ursa Major?

The D4 and Ursa Major fly almost identically (12/5/-2/2). Go with the D4 - it offers more plastic and weight options (18 blends), is easier to find, and costs less.

View each disc

Prodigy Disc D4
Prodigy Disc
D4
12 / 5 / -2 / 2
View disc →
X-COM Ursa Major
X-COM
Ursa Major
12 / 5 / -2 / 2
View disc →
Prodigy Disc D4 vs X-COM Ursa Major: Flight Numbers Compared