Fairway Driver · Both Overstable
The Discmania CD1 (9/5/-1/+2) and Discraft Undertaker (9/5/-1/+2) are both fairway drivers, and they fly very similarly.
Both are speed 9, so neither needs more power than the other to reach its flight. Both discs share the same stability rating, so they finish their flights very similarly. Both land at a similar estimated maximum distance (about 111 m).
These two are near-interchangeable on paper — pick whichever brand or feel you prefer, and use the flight chart above to spot the small differences at your arm speed.
Both are speed 9, so neither needs more power than the other to reach its flight. Both discs share the same stability rating, so they finish their flights very similarly.
Neither — both carry the same stability rating and finish their flights very similarly.