F♯ 7sus4 (F♯7sus4) chord on piano

Looking for the F♯7sus4 chord on piano? It is a 7sus4 chord (a sus4 chord plus a minor seventh), made of four notes: F♯ – B – C♯ – E. The same chord with a different spelling: G♭ 7sus4 (G♭7sus4).

Root position: F♯4 – B4 – C♯5 – E5

Chord finder Transposer

What the F♯7sus4 chord sounds like

A 7sus4 is a suspended dominant seventh: a fourth replaces the third. It is less tense than a plain 7 chord and popular in funk, jazz and modern pop.

Notes of the F♯7sus4 chord

Degree	Note	Interval from the root
1	F♯	root
4	B	perfect fourth (5 semitones)
5	C♯	perfect fifth (7 semitones)
7	E	minor seventh (10 semitones)

Root position and inversions

An inversion uses the same notes, with a different note at the bottom. When you change chords, choosing the nearest inversion keeps your hand almost still.

Root position

F♯4 – B4 – C♯5 – E5

1st inversion

B4 – C♯5 – E5 – F♯5

2nd inversion

C♯5 – E5 – F♯5 – B5

3rd inversion

E5 – F♯5 – B5 – C♯6

Which keys is it in?

The F♯7sus4 chord is built from the notes of these keys (for minor keys, both the natural and the harmonic minor are considered):

F♯ minor: I7sus4 (tonic)
B major: V7sus4 (dominant)
B minor: V7sus4 (dominant)
C♯ minor: IV7sus4 (subdominant)
D major: III7sus4
A major: VI7sus4
E major: II7sus4
G♯ minor: VII7sus4

Similar chords and substitutes

If F♯7sus4 is too hard, or you want a different colour in the same spot, these chords are worth a try.

Substitutes (by function)

C7 – tritone substitute: the same third and seventh, swapped – a jazz favourite
B♭dim7 – diminished seventh on the third: a common stand-in for the dominant
F♯7 – a simpler dominant
B – where it resolves (V → I)

Simpler versions

F♯sus4 – all 3 of its notes are in this chord

Richer versions

F♯11 – the same chord plus 2 colour notes

Frequently asked questions

What notes are in the F♯7sus4 chord?

F♯, B, C♯, E. The root is F♯; the intervals of the other notes from the root: perfect fourth, perfect fifth, minor seventh.

How do I play the F♯7sus4 chord on piano?

In root position, the right hand usually plays with fingers 1, 3 and 5 (thumb, middle finger, little finger); four-note chords with fingers 1, 2, 3 and 5. The left hand mirrors this: 5, 3, 1. In an inversion the top or bottom note moves to the other side, so your hand moves less when you change chords.

How is the F♯7sus4 chord written?

The chord symbol is F♯7sus4 (also written F#7sus4), and its full name is F♯ 7sus4.