Performance
SPEED
595 mph (958 kph) [Diff.+8 mph]
SPEED
587 mph (945 kph) [Diff.-8 mph]
RANGE
10,088 miles (16,235 km) [Diff.+1,746 miles]
RANGE
8,342 miles (13,425 km) [Diff.-1,746 miles]
CEILING
54,954 ft (16,750 m) [Diff.+9,954 feet]
CEILING
45,000 ft (13,716 m) [Diff.-9,954 feet]