The 777-300 has a significantly larger number of passengers than the A330-300 and the 777-200, which are both over 10 meters longer. Which Is Better The 777 Or The A330? There is no definitive answer to this question as it depends on individual preferences and needs. Even the 3-­4-­3 main deck is spacious, though. Some airlines’ Boeing 777 aircraft still have nine­-across seating: Singapore Airlines, Japan Airlines, Delta and Air China stand out among the larger airlines here. These seats are nice and wide, and there’s only one middle seat in each section of the 3­-3­-3 layout. Also, the four-engined 747 products are heavier than the 777 lines, the Boeing 747-8 burns about 10,114 L/hr at 929 km/hr @ 32,000 ft costing around $7,150 per hours or approx $15.31 per seat/hr with total operating cost equaling to around $13,450 per hour. On the other hand, the Boeing 777 variants have a total operating cost of $9,366 per hour. Excluding financing deals and fleet commonality, the main criteria used when purchasing an aircraft are capacity, range, and seat mile cost. 3 class capacity of the 767-400 is 243 vs 301 in a 777-200er. range is 5600kt vs 7000kt respectively. seat mile cost is 7 cents vs 7.5-9 cents respectively. source. Seat mile cost is trickier as airlines Airbus A321-200 vs. Boeing 777-300. Values may not be 100% accurate. Engine thrust, MTOW and range (full load) based on best options available. Passanger capacity in standard 3-class layout for widebodies and 2-class for narrowbodies (including A300, A310). 777-300ER . Despite the original 777-300's lack of commercial success, Boeing did much better with the 'Extended Range' 777-300ER model. Indeed, with 832 deliveries to date, as per the company's data, the type accounts for almost half of its all-time 777 production. 714 examples of the type remain active today at 44 different airlines. The 777X is a longer aircraft - just. According to Boeing's data, the 777-9 has a total length of 251 feet 9 inches (76.72 meters). The 747-8 is just a bit smaller at 250 feet 2 inches (76.3 meters). The 777-9 is the longest commercial aircraft ever built. The A380 retains the title for the largest (by passenger capacity, volume, and weight Boeing 777-300 versus Boeing 777-300ER; 73.90 m: 242 ft 5 in: length: 73.90 m: 242 ft 5 in: 60.90 m: 199 ft 10 in: wingspan: 64.80 m: 212 ft 7 in: 427.80 m 2: 4,605 ft 2: wingarea The GE family of engines for Boeing 777 also includes the GE90-94B engine, which rates 94,000 pounds of thrust and powers both the Boeing 777-200 and 777-300. The GE90-115B engine ups the ante with up to 115,000 pounds of thrust, powering the longer-range Boeing 777-200LR, 300ER, and Freighter version. 777-200: The original variant, offering flexibility and efficiency for medium to long-haul routes. 777-200ER: Enhanced range variant, capable of flying longer distances with increased passenger capacity. 777-300: Extended body variant, providing additional seating capacity for airlines operating high-demand routes. M9oszao.