Boeing 747 Freighter vs C5 Galaxy

By: Rocco

Comparing the Boeing 747-8 Freighter vs the Lockheed Martin C5 Galaxy? Start with the quick spec breakdown below, then dive into the story for the bigger picture.

Boeing 747-8 Freighter
Cargo Airplanes
Boeing 747-8 Freighter
ICAO: B748 Status: Active Visit aircraft page
Lockheed Martin C5 Galaxy
Military Transport Planes
Lockheed Martin C5 Galaxy
ICAO: Status: Inactive Visit aircraft page

General

Units
Boeing 747-8 Freighter
Manufacturer
Boeing
ICAO code
B748
Produced
2008–Present
Price
$419.2 million (2019)
Engine
4 × General Electric GEnx-2B67
Engine type
Turbofan
Thrust
4 × 66,500 lbf · 296 kN +519% (total)
Avionics
Rockwell Collins
Wing tips
Raked wingtips
Seats
2
Lockheed Martin C5 Galaxy
Manufacturer
Lockheed Martin
ICAO code
Produced
1970–Present
Price
$167.7 million (1900)
Engine
Engine type
-
Thrust
43,000 lbf · 191 kN -84% (total)
Avionics
Honeywell Defense Avionics Systems
Wing tips
No winglets
Seats
8

Dimensions

Boeing 747-8 Freighter
Cabin width
20 ft 0 in 6.10 m 20 ft 0 in 6.10 m +2%
Cabin height
7 ft 10 in 2.39 m 7 ft 10 in 2.39 m
Cabin length
207 ft 6 in 63.25 m 207 ft 6 in 63.25 m +71%
Exterior length
250 ft 2 in 76.24 m 250 ft 2 in 76.24 m +1%
Tail height
64 ft 2 in 19.56 m 64 ft 2 in 19.56 m
Fuselage diameter
21 ft 4 in 6.50 m 21 ft 4 in 6.50 m
Wing span
224 ft 5 in 68.40 m 224 ft 5 in 68.40 m +1%
Baggage volume
2818 ft 3 in 859.00 m 2818 ft 3 in 859.00 m
Lockheed Martin C5 Galaxy
Cabin width
19 ft 8 in 6.00 m 19 ft 8 in 6.00 m -2%
Cabin height
0 ft 0 in 0.00 m 0 ft 0 in 0.00 m -100%
Cabin length
121 ft 5 in 37.00 m 121 ft 5 in 37.00 m -42%
Exterior length
247 ft 1 in 75.30 m 247 ft 1 in 75.30 m -1%
Tail height
Fuselage diameter
0 ft 0 in 0.00 m 0 ft 0 in 0.00 m -100%
Wing span
222 ft 9 in 67.89 m 222 ft 9 in 67.89 m -1%
Baggage volume
0 ft 0 in 0.00 m 0 ft 0 in 0.00 m -100%

Weights

Boeing 747-8 Freighter
Max payload
292,500 lb 132,500 kg 292,500 lb 132,500 kg +8%
Fuel capacity
59,734 gal 226,118 L 59,734 gal 226,118 L +17%
Max takeoff weight
987,000 lb 447,500 kg 987,000 lb 447,500 kg -76%
Max landing weight
763,000 lb 346,000 kg 763,000 lb 346,000 kg
Lockheed Martin C5 Galaxy
Max payload
270,000 lb 122,500 kg 270,000 lb 122,500 kg -8%
Fuel capacity
51,150 gal 193,624 L 51,150 gal 193,624 L -14%
Max takeoff weight
4,083,000 lb 1,852,000 kg 4,083,000 lb 1,852,000 kg +314%
Max landing weight

Performance

Boeing 747-8 Freighter
Max cruise speed
530 kt · 610 mph 982 km/h 530 kt 610 mph 982 km/h +5%
Approach speed
145 kt · 167 mph 269 km/h 145 kt 167 mph 269 km/h
Rate of climb
2,500 ft/min 13 m/s 2,500 ft/min 13 m/s +20733%
Range
4,390 nm · 5,050 mi 8,130 km 4,390 nm 5,050 mi 8,130 km +83%
Service ceiling
43,000 ft 13,100 m 43,000 ft 13,100 m +26%
Takeoff distance
10,800 ft 3,290 m 10,800 ft 3,290 m +29%
Landing distance
7,000 ft 2,130 m 7,000 ft 2,130 m +95%
Lockheed Martin C5 Galaxy
Max cruise speed
503 kt · 579 mph 932 km/h 503 kt 579 mph 932 km/h -5%
Approach speed
Rate of climb
12 ft/min 0 m/s 12 ft/min 0 m/s -100%
Range
2,400 nm · 2,760 mi 4,440 km 2,400 nm 2,760 mi 4,440 km -45%
Service ceiling
34,000 ft 10,400 m 34,000 ft 10,400 m -21%
Takeoff distance
8,400 ft 2,560 m 8,400 ft 2,560 m -22%
Landing distance
3,600 ft 1,100 m 3,600 ft 1,100 m -49%

It’s the age-old question: which is better, the 747 vs C5 Galaxy? Both are large aircraft with a lot to offer. In this blog post, we’ll take a detailed look at both aircraft, compare them side-by-side, and discuss their differences.

About the Boeing 747

Remember the iconic Boeing 747? It was the first wide-body commercial aircraft and has been around since 1968. It is a long-range airliner that can accommodate about 660 passengers.

Why was it developed and built?

The answer is simple: the Boeing 747 was designed to meet a need for an efficient way to transport passengers across long distances. It can fly up to 7,730 nautical miles, and its large capacity makes it ideal for long-haul flights.

What purpose does it serve?

The Boeing 747 is a versatile aircraft. Airlines use them to transport cargo and passengers and complete charter trips. Many airlines also use the Boeing 747 for executive travel.

About the Lockheed C-5 Galaxy

The Lockheed C-5 Galaxy is a military transport aircraft used by the United States Air Force and other allied countries. It was developed in the 1960s and has been in operation since 1970. It’s among the largest planes, capable of carrying up to 281,000 lb. of cargo or passengers.

Why was it developed and built?

The Lockheed C-5 Galaxy was developed to transport large cargo and personnel worldwide. It can fly up to 8,900 km, making it an ideal choice for global operations.

What purpose does it serve?

The Lockheed C-5 Galaxy is primarily used for military transport purposes. It’s the only plane used by the US armed forces to carry a range of cargo, including tanks and helicopters, for quite a time. It can also transport troops and personnel across long distances quickly and efficiently.

How are the Boeing 747 and Lockheed C-5 Galaxy different?

The Boeing 747 and Lockheed C-5 Galaxy are large aircraft with a lot to offer, but some key differences exist. Here’s a breakdown of the main characteristics:

Size

The Boeing 747 is significantly larger than the C5; it has 250 feet in length and has a wingspan of 224 feet, while the Lockheed C-5 Galaxy has a length of 247 feet and a wingspan of 222 feet. This makes the Boeing 747 easier to spot from a distance and allows it to land at larger airports that accommodate its size.

Range

The Boeing 747 has a greater range than the C5, which means it can fly for longer periods without refueling. This makes it ideal for long-distance flights such as transcontinental or transatlantic journeys.

Speed

The Boeing 747 is faster than the Lockheed C-5 Galaxy, with a cruising speed of 570 mph compared to the Lockheed C-5 Galaxy’s 993 km/h. This makes the Boeing 747 a good choice for urgent trips that require extra speed.

Capacity

The Boeing 747 can accommodate more passengers than the Lockheed C-5 Galaxy; it typically carries up to 660 passengers, while the Lockheed C-5 Galaxy has a capacity of 7. This makes the Boeing 747 a better choice for transporting large groups of people in one go.

How are the Boeing 747 and Lockheed C-5 Galaxy similar?

Both have four engines, a double-deck design, and are used for long-range flights. While there are some significant differences, they also share similarities between these two planes. Let’s take a closer look.

  • Both planes have a similar range, making them ideal for long-distance travel worldwide.
  • Also, both are equipped with four engines. This helps to ensure they can remain operational even if one of the engines fails.
  • Likewise, both aircraft feature a double-deck design. This allows airlines to add extra seating in the upper deck and accommodate more passengers on each flight.
  • Don’t forget; both planes can also transport large amounts of cargo. This makes them ideal for military operations and commercial freight and charter flights.

The Boeing 747 and Lockheed C-5 Galaxy are the world’s most potent and versatile planes.

What’s better about the Boeing 747?

Let’s explore some of the many reasons why the Boeing 747 is such a popular choice for long-haul flights.

  • Impressive safety record: With a wide body and multiple emergency exits, this aircraft is designed with safety in mind. And in an emergency, passengers can be evacuated quickly and efficiently.
  • Reliability: This aircraft can fly through all weather conditions, making it ideal for long-haul flights. It has a large fuel capacity to stay in the air for extended periods.
  • Spaciousness: With room for more than 600 passengers and their luggage, this plane is perfect for those who want to travel comfortably. There’s also plenty of space for crew members to move about and provide top-notch service.

What’s better about the Lockheed C-5 Galaxy?

The Lockheed C-5 Galaxy is an impressive aircraft, and there are several reasons why it is considered one of the best military transport planes in the world.

  • First, its size allows it to carry more cargo than any other plane in its class.
  • Second, its four engines give it plenty of power for takeoffs and landings from short airstrips.
  • Third, its long range means it can travel globally without refueling.
  • And fourth, its pressurized cabin allows troops to fly long distances without worrying about ear pain or dehydration.

Its size, power, range, and pressurized cabin make it ideal for transporting troops and supplies long distances. If you’re looking for a plane that can handle anything you throw at it, the Lockheed C-5 Galaxy is worth considering.

Conclusion

At day end, it depends on what you need from an aircraft. If you’re looking for a long-range plane that can travel globally without refueling, the Lockheed C-5 Galaxy is your best bet. But if you want a plane with plenty of passenger space and a long-haul range, the Boeing 747 is an excellent choice. As you can see, both planes are impressive in their own right and have a lot to offer.