Two main passenger versions are the Boeing 777 200 and the Boeing 777 300 variants. Although their air-frame measurements such as wingspan, wheel track and tailplane are the same, the major difference is the fuselage length. The Boeing 777 300 is significantly longer than the Boeing 777 200 by 10 metres.
| 777-200LR | 777-300ER | |
|---|---|---|
| Seats (2-class) | 317 | 396 |
| Range nm (km) | 8,555 nmi (15,843 km) | 7,370 nmi (13649 km) |
| Length | 63.7 m (209 ft 1 in) | 73.9 m (242 ft 4 in) |
| Wingspan | 64.8 m (212 ft 7 in) | 64.8 m (212 ft 7 in) |
| Height | 18.6 m (61 ft 1 in) | 18.5 m (60 ft 8 in) |
| Engine | GE90-115BL | GE90-115BL |
