SX (not comparable)
- (computing) Initialism of single precision.
- (automotive) Initialism of special, special edition.
- (sports, motorcycling) Abbreviation of supercross.
- GS (grand sport)
- GT (grand touring)
- LE (limited edition, luxury edition)
- SE (special edition)
- LX (luxury)
- L (limited, luxury)
- R (racing)
- S (sport, special, super)
- SXGP (“supercross grand prix”)