12
votes
Why was the Sukhoi Su-47 Berkut never adopted for service?
I do not have inside knowledge, but think it is easy to explain why the Su-47 did not progress beyond the prototype stage:
Sukhoi enjoyed great export success with the Su-27 and its derivatives in ...
- 237k
3
votes
Why was the Sukhoi Su-47 Berkut never adopted for service?
The Su-47 was not a fifth generation fighter. It is an advanced fourth generation.
Third generation fighters had invested their entire design into a certain set of attributes, most notably high speed ...
- 1,576
2
votes
Why was the Sukhoi Su-47 Berkut never adopted for service?
The Su-47 was started as an advanced multi-role fighter, and first was designated S-37 (do not confuse for Su-37).
Later it was selected as an advanced carrier-based fighter, renamed to Su-27KM, ...
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1
vote
Why was the Sukhoi Su-47 Berkut never adopted for service?
Among other factors: timing
When we take a look at certain dates:
Su-27: first flight 1977, introduction 1985
Su-47: first flight 1997
PAK FA: first flight 2010
we see that the first flight of the ...
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