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Boeing 707 vs KC-135 Stratotanker

Boeing 707 military special mission aircraft side profile drawing
🇺🇸 Boeing 707
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Specifications
Boeing 707 KC-135 Stratotanker
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Special Mission Aircraft Military Special Mission Aircraft
Manufacturer Boeing Boeing
First flight 15 July 1954 31 August 1956
Year introduced 1958 1957
Number produced 865 units 803 units
Average unit price $35 million $39 million
Wing area -- m² 226.0 m²
Wingspan 44.5 m 39.9 m
Height 13.0 m 12.7 m
Length 46.4 m 41.5 m
Maximum speed 1010 km/h 933 km/h
Operational range 5,400 km 2,400 km
Service ceiling 13,000 m 15,240 m
Max. takeoff weight 151,318 kg 146,283 kg
Empty weight 66,406 kg 44,663 kg
Total thrust 4 x 8,618 kgf 4 x 9,813 kgf
Performance Radar Chart

Frequently Asked Questions

Which is faster, the Boeing 707 or KC-135 Stratotanker?
The Boeing 707 is faster with a maximum speed of 1,010 km/h compared to the KC-135 Stratotanker's 933 km/h, a difference of 77 km/h.
Which has longer range, the Boeing 707 or KC-135 Stratotanker?
The Boeing 707 has a longer range at 5,400 km compared to the KC-135 Stratotanker's 2,400 km.
Which can fly higher, the Boeing 707 or KC-135 Stratotanker?
The KC-135 Stratotanker has a higher service ceiling at 15,240 meters (50,000 ft) compared to the Boeing 707's 13,000 meters (42,650 ft).
Which is heavier, the Boeing 707 or KC-135 Stratotanker?
The Boeing 707 has a higher maximum takeoff weight at 151,318 kg compared to the KC-135 Stratotanker's 146,283 kg.
Which is larger, the Boeing 707 or KC-135 Stratotanker?
The Boeing 707 is longer at 46.4 meters compared to the KC-135 Stratotanker's 41.5 meters.
Which is more expensive, the Boeing 707 or KC-135 Stratotanker?
The KC-135 Stratotanker is more expensive at approximately $39 million per unit compared to the Boeing 707 at $35 million.
Which entered service first, the Boeing 707 or KC-135 Stratotanker?
The KC-135 Stratotanker entered service first in 1957, 1 years before the Boeing 707 which entered service in 1958.
Which has been built in greater numbers, the Boeing 707 or KC-135 Stratotanker?
The Boeing 707 has been produced in greater numbers with 865 units compared to 803 units of the KC-135 Stratotanker.