**Boeing 777 Freighter: World's Largest, Most Capable Twin-Engine Freighter
Range and capacity:
With a maximum takeoff weight of 766,000 pounds (347,450 kilograms), the 777 Freighter has a revenue payload capability of 226,800 pounds (103 metric tons).
The 777 Freighter is capable of flying 4,880 nautical miles (9,038 km).The 777 Freighter delivers value to the world's cargo operators, featuring the lowest trip cost of any large freighter and excellent ton-mile economics. The 777 family has proven itself to be the leader in delivering twin-engine efficiency to the marketplace with lower fuel consumption, maintenance costs and operating costs. The 777 Freighter brings that value to the large freighter market.
Passenger capacity3 class - 364 / 358 / 354
2 class - 427 / 442
Wingspan 212 ft 7 in / 64.8 m
Length 242 ft 4 in / 73.9 m
Height 61 ft 5 in / 18.7 m
Cabin width 19 ft 3 in / 5.86 m
Thrust 115,540 lbs
Maximum range 7,880 nautical miles / 14,594 km
Cruising speed (Mach)0.84
Cruising altitude43,100 ft
They're the same thing. They call it the 777W for short.