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E-4 NOAC vs EC-135 / EC-18 ARIA

E-4 NOAC vs EC-135 / EC-18 ARIA at a glance — top speed 969 vs 927 km/h, range 12,600 vs 8,300 km, max takeoff weight 374,850 vs 136,304 kg, built 4 vs 45 units.

Boeing E-4 NOAC military special mission aircraft side profile drawing
🇺🇸 E-4 NOAC
Boeing EC-135 / EC-18 ARIA military special mission aircraft side profile drawing
🇺🇸 EC-135 / EC-18 ARIA
Specifications
E-4 NOAC EC-135 / EC-18 ARIA
Origin country 🇺🇸 United States 🇺🇸 United States
Category Military Special Mission Aircraft Military Special Mission Aircraft
Manufacturer Boeing Boeing
First flight 1 January 1980 1 January 1961
Year introduced 1974 1968
Number produced 4 units 45 units
Average unit price $223 million $150 million
Wing area 510.0 m² 223.0 m²
Wingspan 59.7 m 31.6 m
Height 19.3 m 12.7 m
Length 70.5 m 43.1 m
Maximum speed 969 km/h 927 km/h
Operational range 12,600 km 8,300 km
Service ceiling 13,716 m 10,058 m
Max. takeoff weight 374,850 kg 136,304 kg
Empty weight 190,000 kg 44,663 kg
Total thrust 4 x 23,814 kgf 4 x 8,165 kgf
Performance Radar Chart
Change comparison vs
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Frequently Asked Questions

Which is faster, the E-4 NOAC or EC-135 / EC-18 ARIA?
The E-4 NOAC is faster with a maximum speed of 969 km/h compared to the EC-135 / EC-18 ARIA's 927 km/h, a difference of 42 km/h.
Which has longer range, the E-4 NOAC or EC-135 / EC-18 ARIA?
The E-4 NOAC has a longer range at 12,600 km compared to the EC-135 / EC-18 ARIA's 8,300 km.
Which can fly higher, the E-4 NOAC or EC-135 / EC-18 ARIA?
The E-4 NOAC has a higher service ceiling at 13,716 meters (45,000 ft) compared to the EC-135 / EC-18 ARIA's 10,058 meters (32,998 ft).
Which is heavier, the E-4 NOAC or EC-135 / EC-18 ARIA?
The E-4 NOAC has a higher maximum takeoff weight at 374,850 kg compared to the EC-135 / EC-18 ARIA's 136,304 kg.
Which is larger, the E-4 NOAC or EC-135 / EC-18 ARIA?
The E-4 NOAC is longer at 70.5 meters compared to the EC-135 / EC-18 ARIA's 43.1 meters.
Which is more expensive, the E-4 NOAC or EC-135 / EC-18 ARIA?
The E-4 NOAC is more expensive at approximately $223 million per unit compared to the EC-135 / EC-18 ARIA at $150 million.
Which entered service first, the E-4 NOAC or EC-135 / EC-18 ARIA?
The EC-135 / EC-18 ARIA entered service first in 1968, 6 years before the E-4 NOAC which entered service in 1974.
Which has been built in greater numbers, the E-4 NOAC or EC-135 / EC-18 ARIA?
The EC-135 / EC-18 ARIA has been produced in greater numbers with 45 units compared to 4 units of the E-4 NOAC.