| Wingspan | 130 feet (39.6 m) |
|---|---|
| Length | 128 feet (39 m) |
| Wing Area | 2,402 square feet (223 m2) |
| Gross Weight | 160,000 pounds (86,184 kg) |
| Cruising Speed | 550 mph (885 km/h) |
| Range | 3,530 miles with reserves (5,681 km) |
| Service Ceiling | 43,000 feet (13,106 m) |
| Power | Four Pratt & Whitney JT3 turbojets of 10,000 pounds thrust each |
| Note: No standard passenger accommodation in the prototype. | |
| Wingspan | 145 feet 9 inches (44.42 m) |
|---|---|
| Length | 152 feet 11 inches (46.6 m) |
| Wing Area | 3,010 square feet (280 m2) |
| Gross Weight | 336,000 pounds (152,400 kg) |
| Cruising Speed | 607 mph (977 km/h) |
| Range | 6,160 miles (9,913 km) |
| Service Ceiling | 36,000 feet (10,973 m) |
| Power | Four Pratt & Whitney JT3D turbofans of 18,000 pounds thrust each |
| Passenger Cabin | 141 passengers mixed class or a maximum of 189 all economy |