Performance
SPEED
1,653 mph (2,660 kph) [Diff.-211 mph]
SPEED
1,864 mph (3,000 kph) [Diff.+211 mph]
RANGE
2,423 miles (3,900 km) [Diff.+559 miles]
RANGE
1,864 miles (3,000 km) [Diff.-559 miles]
CEILING
59,711 ft (18,200 m) [Diff.-7,940 feet]
CEILING
67,651 ft (20,620 m) [Diff.+7,940 feet]
RATE-OF-CLIMB
50,000 ft/min [Diff.+9,000 feet]
RATE-OF-CLIMB
41,000 ft/min [Diff.-9,000 feet]