Aircraft / Heavy / Ultra Long Range

Gulfstream IV-SP

Gulfstream

Performance & cabin

Range

4,300 nm

≈ 4,948 miles

Cruise speed

459 kt

≈ 528 mph

Max speed

476 kt

≈ 548 mph

Ceiling

45,000 ft

Passengers

13 typical

Baggage

169 cu ft

Cabin H · W · L

6 ft 1 in · 7 ft 4 in · 45 ft 1 in

Published manufacturer / reference figures for the Gulfstream IV-SP. Actual range and payload vary with configuration, weight, and conditions.

Nonstop range

Departing from

3,870 nm nonstop reach

Published range

4,300 nm

With reserves

3,870 nm

~10% planning margin

4,111

nonstop from KTEB

Still-air estimate, headwinds, payload, and high-elevation fields shorten real range; operators confirm nonstop capability per tail.

Other heavy / ultra long ranges with similar range, for cross-shopping the mission.

Aircraft	Range	Cruise	Seats
Gulfstream IV-SP	4,300 nm	459 kt	13
Gulfstream G450	4,350 nm	459 kt	14
Gulfstream IV	4,220 nm	459 kt	13
Gulfstream G400	4,200 nm	488 kt	9
Airbus ACJ318	4,200 nm	447 kt	19
Airbus A318 Elite	4,200 nm	450 kt	100

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