The Guild M-20 is a true all-mahogany concert acoustic guitar that delivers the warm, dry tone players have loved for generations. Built with a solid African mahogany top, back, and sides, this M Concert body responds quickly and speaks with a focused, woody voice that is perfect for fingerstyle, blues, and intimate strumming. Its compact size and comfortable short scale make it an easy guitar to live with, whether you are writing at home or performing in a small room.

Tonally, mahogany brings a strong midrange, clear note separation, and a smooth, controlled low end that never gets muddy. The scalloped X-bracing allows the top to move freely, giving the guitar surprising projection for its size while maintaining balance across the strings. A satin nitrocellulose finish lets the wood breathe and keeps the feel natural in the hands, while details like the rosewood fingerboard, compensated bone saddle, and vintage-style open-gear tuners reinforce its classic, no-nonsense character.

This is the kind of acoustic guitar that invites you to play more and listen closer. It is honest, responsive, and beautifully simple, with a sound that records well and sits perfectly in a mix. For players searching for an all-mahogany concert acoustic guitar with warmth, clarity, and timeless Guild tone, the M-20 is a trusted companion that only grows better with time.

SPECS
Body Shape: M Concert
Body Top: Solid African Mahogany
Top Bracing Pattern: Scalloped X
Soundhole Diameter: 3 11/16" (93mm)
Rosette: ABS Rings
Top Purfling Inlay: N / A
Top Binding: N / A
Body Sides: Solid African Mahogany
Side Purfling Inlay: N / A
Body Back: Solid African Mahogany
Back Purfling Inlay: N / A
Body Binding: N / A
Neck Material: Mahogany
Scale Length: 24 3/4" (629mm)
Neck Shape: C Shape
Nut Width: 1 3/4" (44.5mm)
Neck Thickness 1st Fret: 21mm
Neck Thickness 9th Fret: 22.5mm
Truss Rod: Dual Action
Truss Rod Wrench: 4mm Allen Key
Fingerboard Material: Indian Rosewood
Fingerboard Radius: 12" (305mm)
Fingerboard Inlays: Pearloid Dots
Fingerboard Inlay Location: 3, 5, 7, 9, 12 (X2), 15
Frets Total: 20
Fingerboard Binding: N / A
Color: Natural (NAT) Or Vintage Sunburst (VSB)
Finish: Satin Nitrocellulose Lacquer
Bridge Material: Indian Rosewood
Bridge String Spacing: 2 1/4" (57mm)
Bridge Pins: Ivory Colored Plastic
Saddle Material: Compensated Bone
Hardware Finish / Plating: N / A
Nut Material: Bone
Tuning Machines: Guild Vintage Open Gear
Endpin: Ivory Colored Plastic
Pickguard: Tortoiseshell
Upper Bout Width: 10 1/8" (257mm)
Lower Bout Width: 13 3/4" (350mm)
Body Depth Upper Bout: 3 1/4" (83mm)
Body Depth Lower Bout: 4 1/8" (105mm)
Body Length: 18" (457mm)
Overall Length: 38 3/4" (984mm)

Why Choose The Acoustic Shoppe?
When you choose to purchase from us, you're not just making a transaction; you're investing in an exceptional experience. As a small business, and an authorized acoustic instrument dealer, we take immense pride in going the extra mile for our customers. We handle warranty concerns on your behalf, provide in-depth brand reviews, offer virtual consultations, and share high-quality content, featuring photos and videos of our products. Our dedicated team, all passionate musicians, deeply understands the significance of finding the perfect instrument. With on-site instrument inspections by our skilled repair tech, personalized recommendations, and a sincere commitment to grasping your unique needs, we ensure that each purchase is the perfect match between instrument and musician. Our focus is on quality and customer satisfaction, not just sales numbers. We genuinely care about bringing your musical aspirations to life, and we find joy in doing so. We're proud to have been voted NAMM Top 100 Dealer for over a decade, a testament to our commitment to excellence in the music industry. We genuinely care about bringing your musical aspirations to life, and we find joy in doing so. Choose us for an extraordinary shopping experience where we know you by name, and every purchase is driven by our love for music and our dedication to serving our valued customers.