One model, N95, sold 10 million units. It was priced at around $500. That's 5 billion revenue from one model alone. I'm sure feature phones sold a lot more, but that's irrelevant.
Yes, 10 millions for the N95 sound possible to me. But that was after 10 years of development with many 1000 developers. Revenue is not earnings. The orginal claim was that they earned billions.
Just before the iPhone, I think Nokia were shipping about 70 million Symbian phones a 1/4 and had about 50% of the market profit. Then, it didn’t