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Piano chords

F♯ sus4 (F♯sus4) chord on piano

Looking for the F♯sus4 chord on piano? It is a sus4 chord (a perfect fourth instead of the third), made of three notes: F♯ – B – C♯. The same chord with a different spelling: G♭ sus4 (G♭sus4).

BF♯C♯

Root position: F♯4 – B4 – C♯5

What the F♯sus4 chord sounds like

In a sus4 chord a perfect fourth replaces the third. The fourth is 'suspended' and usually resolves down to the third (sus4 → major), a classic move at cadences.

Notes of the F♯sus4 chord

DegreeNoteInterval from the root
1F♯root
4Bperfect fourth (5 semitones)
5C♯perfect fifth (7 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

1st inversion

B4 – C♯5 – F♯5

2nd inversion

C♯5 – F♯5 – B5

Which keys is it in?

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

  • F♯ major: Isus4 (tonic)
  • F♯ minor: Isus4 (tonic)
  • B major: Vsus4 (dominant)
  • B minor: Vsus4 (dominant)
  • C♯ minor: IVsus4 (subdominant)
  • D major: IIIsus4
  • A major: VIsus4
  • E major: IIsus4
  • G♯ minor: VIIsus4
  • D♯ minor: IIIsus4

Similar chords and substitutes

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

Substitutes (by function)

  • F♯ – resolves the suspension to major
  • F♯m – or to minor

Same notes

  • Bsus2 – the same notes with a different root

Richer versions

  • F♯7sus4 – the same chord plus 1 colour note
  • F♯11 – the same chord plus 3 colour notes

Frequently asked questions

What notes are in the F♯sus4 chord?

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

How do I play the F♯sus4 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♯sus4 chord written?

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

Related chords

The same chord on another instrument:

F♯sus4 on guitarF♯sus4 on ukuleleF♯sus4 on mandolinF♯sus4 on banjo

Other F♯ chords on piano:

F♯F♯mF♯7F♯maj7F♯m7F♯sus2F♯7sus4F♯6F♯m6F♯add9F♯dimF♯augF♯dim7F♯m7b5F♯9F♯m9F♯maj9F♯11F♯13

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Photos: Isak Photography, 42 North, Rachel Loughman, Vitaly Gariev, Vitaly Gariev, Isaac Martin / Unsplash