On the level the Spitfire is considerably faster and climb is exceptionally good .
The performance of the Spitfire IX is outstandingly better than the Spitfire V especially at heights above 20,000 feet .
On the level the Spitfire V is considerably faster and climb is exceptionally good .
The performance of the Spitfire IX is outstandingly better than the Spitfire V especially at heights above 20,000 feet .