Performance
SPEED
554 mph (891 kph) [Diff.+9 mph]
SPEED
544 mph (876 kph) [Diff.-9 mph]
RANGE
4,660 miles (7,500 km) [Diff.+2,060 miles]
RANGE
2,600 miles (4,184 km) [Diff.-2,060 miles]
CEILING
40,026 ft (12,200 m) [Diff.+4,921 feet]
CEILING
35,105 ft (10,700 m) [Diff.-4,921 feet]