Choosing between a dreadnought and an OM: a real-world guide

I know, I know — I'm meant to be the amp bloke round here. But I spent a wet Tuesday afternoon a few months back in a mate's shop on Deansgate in Manchester, trying to talk a student out of buying a dreadnought because his hands are like a ten year old's, and it got me thinking. Nobody had actually written up the dreadnought-versus-OM question properly for this site. So here we are. Valve amps next week, promise.

This is one of those decisions that gets treated like a personality test in guitar shops, and honestly there's some truth to that. The body shape you choose changes how the guitar sits against you, how hard you have to dig in to get volume, and what the tone does when you strum versus when you fingerpick. It's not just cosmetic. Get it wrong and you'll fight the instrument for years without knowing why.

What a dreadnought actually does

The dreadnought shape was developed for Martin in the early 1900s and it's still the shape most people picture when someone says "acoustic guitar." Big lower bout, squared shoulders, a top that moves a lot of air. That's why it got adopted by bluegrass rhythm players and country strummers — you can dig in hard with a flatpick and the thing doesn't fold. It pushes low-mid and bass frequencies out front, which is exactly what you want if you're strumming full chords to fill a room without a PA.

The trade-off is that same bass output can get boomy and undefined once you start fingerpicking or playing single-note lines. A dreadnought doesn't always know when to shut up. If you've ever recorded one close-miked and found the low end swallowing everything else, that's the shape doing exactly what it was built to do — it's just not always what the part needs.

What an OM does differently

Orchestra Model (OM) guitars are narrower waisted, smaller bodied, and were originally aimed at players who needed a bit more clarity and separation for fingerstyle and single-note work — session guitarists in the 1920s wanted something that didn't wash out under a microphone. The scale length is usually a touch longer than a dreadnought too, which changes string tension slightly and can make bends and precise fretting feel a little different under the fingers.

Tonally, an OM tends to be more balanced across the frequency range. Less low-end thump, more presence in the mids and top, which is why fingerstyle players and singer-songwriters who need their vocal to sit on top of the guitar tend to gravitate that way. It won't fill a bluegrass jam the way a dreadnought will, but it won't muddy up a recording either.

Playing comfort — the part nobody mentions

Here's my slightly contrarian opinion, and shop staff won't always say this out loud because dreadnoughts are usually the cheaper end of a range: for a lot of smaller-framed players, or anyone who sits to play rather than gigs standing with a strap, the dreadnought is just physically the wrong shape. The lower bout digs into your leg, the depth pushes your picking hand out further than it wants to go, and you end up hunching to compensate. I've fixed more than one repetitive strain complaint over the years that turned out to be a body-shape problem, not a technique problem.

An OM sits into the body more naturally for most players because it's narrower and shallower. If you've got a smaller build, or you mostly play seated, I'd genuinely try one before assuming you need the "proper" full-size dreadnought everyone recommends online.

Matching shape to what you actually play

Strip away the marketing and it comes down to what you actually do with the guitar most weeks.

Strumming full open chords, playing with other instruments, wanting volume without amplification — dreadnought, most of the time. It's the shape behind a lot of the best acoustic guitars for beginners, and there's a reason for that: it forgives an unrefined strumming hand and still sounds like "a guitar."

Fingerpicking, chord-melody, recording direct, playing alongside vocals — OM, or something in that smaller-bodied family. You'll get a track that sits in a mix without EQ surgery, and your fretting hand will thank you on longer sessions.

If you're weighing this up as your very first instrument, it's also worth reading our piece on acoustic guitars for beginners alongside this one, because budget and shape decisions tend to get made together, not separately, and the two influence each other more than most first-timers expect.

A word on electro-acoustics

Body shape still matters even once you're plugging in. A dreadnought-shaped acoustic-electric will still want to boom through a PA or an acoustic amp unless the preamp's doing some cutting for you, and I've heard plenty of dreadnoughts fed straight into a DI that turned to mud the second the bass control got generous. If you're routing an acoustic-electric through pedals or an amp, the shape's tonal character travels with the signal — it doesn't disappear just because there's a pickup involved. Worth bearing in mind if you're building a rig around one.

Try before you decide

None of this replaces actually sitting down with both shapes in a shop and playing the same chord progression on each. Manufacturing tolerances, tonewood choice and bracing pattern all shift the picture too, so a cheap dreadnought and a well-built one from the same range can feel like different instruments. The Yamaha FG800 (check price) is a dreadnought that a lot of players use as their benchmark for what the shape should sound like at a sensible price, and it's a fair one to compare an OM against if your local shop stocks both.

I'd argue too many players get talked into a dreadnought purely because it "looks like a proper guitar," when the OM would've had them playing more in the first six months. Comfort wins over tradition, in my experience, every single time.

Common questions

Is an OM harder to play than a dreadnought?

Not harder — different. The narrower waist and shallower body usually make it easier to hold, though the sound is quieter unamplified, which trips some players up if they're expecting dreadnought volume.

Can a dreadnought work for fingerstyle?

It can, and plenty of players do it, but you'll often be fighting extra low-end that a smaller-bodied guitar wouldn't give you. Some players like that fullness. It's a preference, not a rule.

Does body shape matter as much as tonewood?

In my experience shape affects feel and frequency balance more immediately than wood does, especially for a beginner or intermediate player. Wood matters more once you're comparing two guitars of the same shape and similar build quality.

— Jez, Amps & Valve Tone Editor, Guitar Gear