Bdim7 chord on guitar
B Diminished Seventh. Notes: B, D, F and Ab.
How to play Bdim7
- Put your index finger on the 4th (D) string at fret 3 (F).
- Put your middle finger on the 2nd (B) string at fret 3 (D).
- Put your ring finger on the 3rd (G) string at fret 4 (B).
- Put your pinky finger on the 1st (high E) string at fret 4 (Ab).
- Don't play the low E and A strings: skip them or mute them with a fretting finger.
- Strum from the D string down.
All 4 ways to play Bdim7
Easiest first. Tap play to hear each one.Fret 3 position
EasyBarre at fret 1
MediumFret 6 position
HardBarre at fret 7
HardNotes and theory
The diminished seventh is built entirely from minor thirds, so it repeats every three frets. It is a dramatic passing chord. The formula is 1 b3 b5 bb7, and you will also see it written as B°7 and Bo7.
More B chords
All B guitar chordsdiminished seventh chords in every key
Questions
What notes are in the Bdim7 chord?
Bdim7 (B diminished seventh) is made of four notes: B (root), D (minor third), F (diminished fifth) and Ab (diminished seventh).
How do you play Bdim7 on guitar?
The easiest Bdim7 is the "fret 3 position" shape. Put your index finger on the 4th (D) string at fret 3 (F). Put your middle finger on the 2nd (B) string at fret 3 (D). Put your ring finger on the 3rd (G) string at fret 4 (B).
Is Bdim7 hard to play on guitar?
No. The easiest version is rated easy and uses 4 fretted notes.
What does a diminished seventh chord sound like?
The diminished seventh is built entirely from minor thirds, so it repeats every three frets. It is a dramatic passing chord.