205 isn't a common size. car makers use tire sizes like that so they can charge a premium when u don't know any better than getting your tires replaced at the dealership.
195/60/15 will fit fine. that's what i was running 2 weeks ago.
13 Mazda 3 Sport, 2.0 Skyactive 6spd
99 Audi A4 2.8 Quattro Not Stock
94 MX-6 LS Mods: KLZE, I/H/E, Hi-Flow Cat, Steel clutch line, RR poly inserts, Short throw shifter, ACT HDSS clutch, MX-3 flywheel, Chipped ECU, J-Specs w/HID, K-Sport coilovers, RSTB, FSTB, 22mm Rear Stabilizer, Clear side markers RIP - Dropped valve since March 2011