Bmaj9 Chord on Guitar
Bmaj9 = B – D# – F# – A# – C# (Root, Major 3rd, Perfect 5th, Major 7th, Major 9th)
Bmaj9 layers a ninth on top of a full major seventh chord, producing one of the lushest, most harmonically saturated sounds a B-rooted barre chord can make at the seventh fret. There's no fitting all five of the chord's tones under six strings, so the fifth gets dropped, leaving room for the root, third, seventh, and ninth.
The full chord is B, D#, F#, A#, C# — root, major third, fifth, major seventh, ninth — though the practical voicing keeps mainly root, third, seventh, and ninth. Unlike B9, which includes a flat seventh and pulls hard toward E major as a dominant chord, Bmaj9 keeps the major seventh and functions as a fully stable, resting tonic chord with no unresolved tension at all, just a wash of major color. That distinction — maj9 as a point of rest, plain 9 as a point of departure — is one of the more important things to internalize about extended chords generally.
Fingerings
Barre (7th fret)
How to Practice It
Play plain B major, Bmaj7, and Bmaj9 in sequence to hear how each added tone thickens the color while staying fully at rest the whole time — none of these three chords pulls anywhere. Pay attention to how different that stillness feels compared to B9's forward motion, since confusing the two is a common early mistake.
Common Progressions
- Bmaj9 – E (I maj9 – IV, a lush stationary opening)
- G#m7 – Bmaj9 – E (vi7 – I maj9 – IV, a smooth jazz-pop turnaround)
- Bmaj9 – F#/B – Bmaj9 (a static, ambient-leaning vamp on the tonic)
- E – Bmaj9 – G#m7 (IV – I maj9 – vi7)
FAQ
- What's the difference between Bmaj9 and B9?
- Bmaj9 pairs the major seventh with the added ninth and stays fully at rest; swapping in a flat seventh instead is exactly what turns it into B9, a dominant chord pulling strongly toward E major.
- Is Bmaj9 a chord that resolves somewhere?
- No — it's a stable tonic-family color chord that can sit comfortably as a resting point rather than pushing toward a resolution.
- Why does Bmaj9 sound so lush?
- Stacking the major seventh and ninth on top of a plain triad fills in the harmonic space with closely related, consonant tones, producing a rich sound without introducing any actual dissonance.
- Does the guitar voicing of Bmaj9 include every note?
- No — the fifth is dropped to keep the shape playable, leaving root, major third, major seventh, and ninth as the notes that carry the chord's identity.
- Is Bmaj9 hard to finger at the seventh fret?
- It requires a comparable stretch to Bmaj7 with one additional fretted note for the ninth.
- Why might a songwriter choose Bmaj9 over plain B major for a verse?
- The added color creates a more atmospheric, less plainly strummed sound that suits slower, more textured arrangements.
- How can a player avoid confusing Bmaj9 with B9 by ear?
- Listen for forward motion: B9 keeps leaning toward E major even under the ninth's extra shimmer, while Bmaj9 stays put — colorful, but with no destination in mind.
- Is there a way to play Bmaj9 with fewer fretted notes?
- Some simplify further by dropping the third as well as the fifth, leaving root, seventh, and ninth — thinner, but still recognizably lush.
- Would Bmaj9 work well as a closing chord for a song?
- Very well — its total lack of tension makes it a natural pick for a final, resolved-sounding chord, especially in slower or more atmospheric material.
- How does Bmaj9 compare to a plain Badd9 built on the same root?
- Badd9 leaves the seventh out entirely, while Bmaj9 keeps the major seventh alongside the ninth, giving maj9 a denser, more layered sound than the comparatively simple add9.
- Is Bmaj9 ever used as an intro chord before a song's harmony is established?
- Yes — its lush, ambiguous-yet-stable color makes it a popular choice for atmospheric intros that ease a listener into a song's key without committing to a strong cadence right away.
- Does Bmaj9 ever appear in acoustic singer-songwriter material?
- It does, especially in more introspective, fingerpicked songwriting where the extra harmonic detail rewards close listening in a way a simple strummed triad wouldn't.
Bmaj9 on other instruments: Bmaj9 on Piano. Related: how chords are built, chord finder.