Cm7 is a minor seventh, spelled C, Eb, G and Bb. In Open G tuning (D2 G2 D3 G3 B3 D4) the easiest shape is x5534x, which sits at fret 3, spans 2 frets and mutes 2 strings. 12 positions for it are shown below, from the nut up to fret 13.
Notes and intervals
Note
C
Eb
G
Bb
Interval
1P
3m
5P
7m
12 ways to play it
Ordered by how hard they are to fret, easiest first, one per position on the neck. Fret numbers are relative to the position marked beside each grid.
x5534xsits at fret 3, spans 2 frets and mutes 2 stringsx01311sits at fret 1, needs a barre across 4 strings at fret 1, lets 1 string ring open and mutes 1 string1008888sits at fret 8, needs a barre across 4 strings at fret 8 and lets 1 string ring openx55888sits at fret 5, needs a barre across 2 strings at fret 5 and mutes 1 string1001301113sits at fret 10, spans 3 frets and lets 2 strings ring openx55048sits at fret 4, spans 4 frets, lets 1 string ring open and mutes 1 stringx013151313sits at fret 13, needs a barre across 4 strings at fret 13, lets 1 string ring open and mutes 1 stringx12131513xsits at fret 12, spans 3 frets and mutes 2 strings1088888sits at fret 8 and needs a barre across 5 strings at fret 810088810sits at fret 8, needs a barre across 3 strings at fret 8 and lets 1 string ring open10010888sits at fret 8, needs a barre across 3 strings at fret 8 and lets 1 string ring open10888810sits at fret 8 and needs a barre across 4 strings at fret 8
Keys Cm7 belongs to
Cm7 is diatonic to 24 of the 96 keys this app knows, playing a different role in each.