[f] vs. [m]

Distinctive features:
[-sonorant] vs. [+sonorant]
[+continuant] vs. [-continuant]
[-nasal] vs. [+nasal]
[+labiodental] vs. [-labiodental]
[-voice] vs. [+voice]

Features in common:
[-syllabic] vs. [-syllabic]
[+consonantal] vs. [+consonantal]
[-approximant] vs. [-approximant]
[-tap] vs. [-tap]
[-trill] vs. [-trill]
[-lateral] vs. [-lateral]
[+labial] vs. [+labial]
[-round] vs. [-round]
[-coronal] vs. [-coronal]
[-dorsal] vs. [-dorsal]
[-SpreadGlottis] vs. [-SpreadGlottis]
[-ConstrictedGlottis] vs. [-ConstrictedGlottis]