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An interactive reference for guitar chord shapes, voicings and the theory behind them.

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  1. Chords
  2. /
  3. G
  4. /
  5. 13

G 13th (G13)

GRoot
BMaj 3
Fmin 7
A9
E13

Maximum extension. Usually played as subset (omit 11th, sometimes 5th). Big band and jazz standard.

Notes
GBFAE
Formula
1 · 3 · ♭7 · 9 · 13
Type
Extended chord
03

How to play it

EADGBe32112345

G13

G 13th, Open

Bass
G, the root
Root
G
Strings
E A D G B e · open
  • GRoot
  • BM3
  • Fm7
  • A9
  • E13

Up the neck

6 voicings, same five notes

Why a 13th chord sounds the way it does

G+4 fretsB+6 fretsF+4 fretsA+7 fretsE

Stacked from 4 intervals.

04

Where to go next

More G chords

Same root, other colours

Gmaj7G7Gadd9G6Gsus2Gsus4Gmaj9G6/9

Chords in the key of G

What G13 usually sits next to

I · Gii · Amiii · BmIV · CV · Dvi · Emvii° · F♯°

Close relatives

Relatives of G major

  • EmRelative minor of G major
  • GmParallel minor, lower the 3rd

Other 13 chords

Same quality, every root

C13C♯13D13E♭13E13F13F♯13G13A♭13A13B♭13B13
01

Root

G
02

Quality

13

5+ notes: stack the 9th, 11th or 13th on a 7th chord.

Why a 13th chord sounds the way it does

G+4 fretsB+6 fretsF+4 fretsA+7 fretsE

Stacked from 4 intervals.

03

How to play it

EADGBe32112345

G13

G 13th, Open

Bass
G, the root
Root
G
Strings
E A D G B e · open
  • GRoot
  • BM3
  • Fm7
  • A9
  • E13

Up the neck

6 voicings, same five notes
04

Where to go next

More G chords

Same root, other colours

Gmaj7G7Gadd9G6Gsus2Gsus4Gmaj9G6/9

Chords in the key of G

What G13 usually sits next to

I · Gii · Amiii · BmIV · CV · Dvi · Emvii° · F♯°

Close relatives

Relatives of G major

  • EmRelative minor of G major
  • GmParallel minor, lower the 3rd

Other 13 chords

Same quality, every root

C13C♯13D13E♭13E13F13F♯13G13A♭13A13B♭13B13
G 13th