I wouldn't settle for no sports seats IMHO. Sports package adds so much more to the car... wheels, seats, steering wheel, m badging.
Current: Cayman GT4 & E83 X3 6MT;
On Deposit: M2 Clubsport
Gone but not forgotten: 2016 SO M3, 2012 335iS, 2010 135i and 2006 e90 325xi