Trying to replicate Harrier time to climb records (30,000 feet)

For fun I decided to test the Harrier Gr.5 (11-61 engine) time to climb record. From a vertical take off a 45 degrees climb to 3,000 feet and a near vertical climb it reached 30,000 feet in just 1:21 seconds. (Water injection on take off lift dry for flight)

Screenshot 2026-01-21 223327

Harrier Time to climb records

The Harrier in game following the same profile can only achieve 18,000 feet this is likely due to the massive amounts of missing thrust.

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Was a report made on this?

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Kind of, in the works.

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however i should point out that even while missing buckets of thrust i can outclimb an F-15 in the FA2 sea harrier, its very amusing watching jets drain fuel through reheat just to keep up with the little hover jet

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Well sort of. Most people don’t understand climb profiles and will just point the jet up really high and bleed off most their speed.

However a F-15 climbing at a maintained .90-.92 Mach will easily out-climb the little hover bug. Even at low level, where it should absolutely not.

The VIFF phase 2 trial stated that the harrier at 15,000 feet can get to within 5,000 feet of a lightning in a zoom climb. (Lighting starting the climb at 1.2 Mach and the harrier at .8 Mach)

I tested this in game and the harrier falls out some 15,000 feet below or so.

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What does the harrier’s straight line acceleration look like compared to irl?

I’ve not found any charts for straight line acceleration.

However there’s a few pilots who stated it’ll out accelerate things like the F-16/F-15 to 400-500 knots.

Here’s something from a really old brochure, Gr.1 days. Max thrust acceleration from 350-450 knots being 10 seconds. Normal lift increases excess power some 50%. Wouldn’t be surprised if the war rating harrier Gr.1 could accelerate from 350 to 450 knots in 5-6 seconds.

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