@mainbattletanks on Instagram: "T-90 vs T-90A | What Are the Real Differences? The T-90A is a modernized version of the original T-90, and the differences are quite significant on the battlefield. The most noticeable change is the turret design: the T-90 has a cast (rounded) turret, while the T-90A features a welded turret with more angular, flat surfaces — making it easy to distinguish between the two. Technically, the T-90A is equipped with a more powerful 1,000 hp V-92S2 engine, advanced ther