Performance
SPEED
1,199 mph (1,930 kph) [Diff.-351 mph]
SPEED
1,550 mph (2,495 kph) [Diff.+351 mph]
RANGE
1,379 miles (2,220 km) [Diff.-423 miles]
RANGE
1,802 miles (2,900 km) [Diff.+423 miles]
CEILING
50,000 ft (15,240 m) [Diff.-14,993 feet]
CEILING
64,993 ft (19,810 m) [Diff.+14,993 feet]