| | 777-300 |
| Cockpit crew | Two |
| Seating capacity, typical | 368 (3-class) |
| | 451 (2-class) |
| Length | 242 ft 4 in (73.9 m) |
| Wingspan | 199 ft 11 in (60.9 m) |
| Wing Sweepback | 31.64° |
| Tail Height | 60 ft 8 in (18.5 m) |
| Cabin Width | 19 ft 3 in (5.86 m) |
| Fuselage Width | 20 ft 4 in (6.19 m) |
| Cargo Capacity | 7,080 ft³ (200 m³) |
| Empty Weight | 353,600 lb |
| (160,120 kg) | |
| Maximum take-off weight | 660,000 lb |
| (299,370 kg) | |
| Cruising Speed at 35,000 ft cruise altitude | 0.84 Mach (560 mph, 905 km/h, 490 knots) |
| Maximum Cruise Speed at 35,000 ft cruise altitude | 0.89 Mach (587 mph, 945 km/h, 510 knots) |
| | 3,800 nm |
| (7,035 km) | |
| | 6,015 nm |
| (11,135 km) | |
| Takeoff run at MTOW ISA+15 MSL | 11,200 ft (3,410 m) |
| Maximum Fuel Capacity | 45,220 |
| (171,160 L) | |
| Service Ceiling | 43,100 ft (13,140 m) |
| Engine (x 2) | PW 4098 |
| RR 892 | |
| GE90-94B | |
| Thrust (x 2) | PW: 98,000 lbf (430 kN) |
| RR: 92,000 lbf (400 kN) | |
| GE: 94,000 lbf (410 kN) |