Cant decide, both of them are good in different ways..
Im listening both but, "M" i think.
Pac has many good songs including: Hail Mary, California love,Until the end of time, Thug for life etc.
M has: beautiful,just lose it, lose yourself, sing for the moment,mockingbird,the way i am,when im gone etc.
Real Niggas Live on us, even after death. Bitches aint shit,