Performance
SPEED
595 mph (958 kph) [Diff.+64 mph]
SPEED
531 mph (855 kph) [Diff.-64 mph]
RANGE
10,088 miles (16,235 km) [Diff.+2,632 miles]
RANGE
7,456 miles (12,000 km) [Diff.-2,632 miles]
CEILING
54,954 ft (16,750 m) [Diff.+18,865 feet]
CEILING
36,089 ft (11,000 m) [Diff.-18,865 feet]