A♭ 5th chord on guitar (A♭5)

Also called or written A♭5, A♭ or A♭ power chord

A♭ 5th contains the notes A♭ and E♭. This intermediate power chord at the fourth fret requires a two-fret stretch between the index and ring fingers.

4frA♭E♭A♭EADGBE
Positions on the neck1 of 3
Practice A♭ 5th chord

How it is built

A♭RootE♭Perfect fifth

Formula 1, 5

Inversions

How do you play an A♭ 5th chord on guitar?

A♭ 5th is played at the 4th fret as 4 6 6 × × ×: index finger on the low E string at fret 4, middle finger on the A string at fret 6 and ring finger on the D string at fret 6. The G, B and high e strings stay muted.

Full note and interval breakdown
StringFretFingerNote
6 (E)41A♭ (1)
5 (A)62E♭ (5)
4 (D)63A♭ (1)
3 (G)muted
2 (B)muted
1 (e)muted

IntermediateThe hardest part is the two-fret stretch between the index finger and the middle and ring fingers at the fourth fret.

11th fret

A♭ 5th is played at the 11th fret as × 11 13 13 × ×: index finger on the A string at fret 11, middle finger on the D string at fret 13 and ring finger on the G string at fret 13. The low E, B and high e strings stay muted.

Full note and interval breakdown
StringFretFingerNote
6 (E)muted
5 (A)111A♭ (1)
4 (D)132E♭ (5)
3 (G)133A♭ (1)
2 (B)muted
1 (e)muted

A♭5/E♭ inversion

A♭ 5th is played at the 11th fret as 11 11 13 13 × ×: index finger on the low E string at fret 11, middle finger on the A string at fret 11, ring finger on the D string at fret 13 and pinky finger on the G string at fret 13. The B and high e strings stay muted.

Full note and interval breakdown
StringFretFingerNote
6 (E)111E♭ (5)
5 (A)112A♭ (1)
4 (D)133E♭ (5)
3 (G)134A♭ (1)
2 (B)muted
1 (e)muted

Why it sounds like that

A♭ 5th is built from the 1st and 5th degrees of the A♭ major scale, giving the formula 1–5. The perfect fifth interval creates the open, neutral sound typical of power chords. Compare it with A♭ major, which adds the major third C for a complete major triad.

What goes wrong with A♭ 5th?

  • The 3rd string sounds because the fretting hand fails to mute it.
  • The 2nd string rings open when the fretting hand fails to mute it.
  • The 5th string buzzes because the middle finger is too far from the fret.

When to use it

A♭ 5th functions as the tonic in A♭ major progressions like A♭–D♭–E♭ (I–IV–V) or A♭–E♭–Fm–D♭ (I–V–vi–IV). Its neutral fifth suits rock, punk, and metal rhythm parts. Use it with A♭ major and E♭ major for a full major sound.

Changing to and from A♭ 5th

  • Sliding the shape down one fret to the 3rd fret gives G 5th.
  • Sliding the shape up one fret to the 5th fret gives A 5th.

Which voicing to use

The 4th fret position is the default and works well for barre chord progressions. The 11th fret position moves the shape up the neck for a higher voicing. The A♭5/D♯ inversion puts the fifth in the bass, giving a less rooted, more open sound.

Other A♭ chords

Common questions

How is A♭ 5th written?

A♭ 5th is written as A♭5, Ab5, or A♭ power chord. It is also spelled G♯ in enharmonic notation for the same sounding root.

What is the difference between A♭ 5th and A♭ major?

A♭ 5th contains only A♭ and E♭, while A♭ major adds C. The missing third makes the power chord neutral and suitable for both major and minor contexts.

Can A♭ 5th be played on the 5th string?

Yes, the 11th fret position uses the 5th string at fret 11 for the root A♭. The default position uses the 6th string at fret 4 for the root A♭.