M98 or M-98 may refer to:
- M98 (New York City bus), a New York City Bus route in Manhattan
- Barrett M98, a Bolt-action sniper rifle
- Gewehr 98, a German bolt-action rifle
- Messier 98, an intermediate spiral galaxy about 60 million light-years away in the constellation Coma Berenices
- M-98 (Michigan highway), a former state highway in Michigan
If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: