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Home / Classical Guitars / Yamaha Classical Guitar C40/C70: 39-Inch Adult Model and 34/36-Inch Kids' Model, Authentic Beginner Guitar for Students

Attributes

Brand -
Category Musical Instruments/Guitars/Pianos/Accessories / Classical Guitars
Origin -
Brand Yamaha
Model Series C40 / C70
Top Material Spruce
Back & Sides Meranti
Neck Material Nato
Fingerboard Rosewood
Number of Strings 6 Nylon Strings
Scale Length 650mm (Adult) / Variable (Kids)
Finish Gloss Natural
Recommended For Beginners and Students

6 reviews

A

Anonymous

Mar 22, 2026

Rating: 4/5

Great value for adults too

As an adult learner, I picked up the C40. It stays in tune well and has a warm tone. The action was a bit high out of the box, but a quick setup at a local shop fixed that. Excellent build quality for the price.

A

Anonymous

Mar 13, 2026

Rating: 5/5

Perfect first guitar for my daughter

I bought the smaller size model for my 8-year-old, and it fits her perfectly. The nylon strings are gentle on her fingers, and the sound is surprisingly rich for a beginner instrument. Highly recommended for kids starting out.

A

Anonymous

Mar 08, 2026

Rating: 4/5

Nice tone, sturdy construction

The finish is beautiful and the guitar feels solid in hand. It produces a mellow tone that is perfect for practicing scales and simple songs. Only minor issue is the tuning pegs feel a little stiff initially.

A

Anonymous

Mar 07, 2026

Rating: 5/5

Ideal for music classes

Our school purchased several of these for our music program. They hold up well to daily use by different students and produce a clear, authentic classical sound. Very satisfied with this bulk purchase.

A

Anonymous

Mar 03, 2026

Rating: 5/5

Yamaha never disappoints

This is my third Yamaha classical guitar over the years. They are durable, consistent, and sound great. Whether you are buying the 39-inch or the kid's model, you know exactly what quality you are getting.

A

Anonymous

Mar 01, 2026

Rating: 5/5

Best beginner choice

After researching many entry-level guitars, I chose this one for my son. The craftsmanship is excellent, and it sounds much better than other guitars in this price range. He loves playing it every day.

5 FAQ

Q: Does this guitar come with a case or gig bag?

A: Typically, these models are sold as the guitar only. However, some retailer bundles may include a gig bag. Please check the specific product listing details before purchasing.

Q: Can I use steel strings on this classical guitar?

A: No, you should never use steel strings on a classical guitar like the C40/C70. The neck and bridge are not designed to handle the high tension of steel strings and could be permanently damaged.

Q: How often do I need to change the nylon strings?

A: For regular practice, we recommend changing nylon strings every 3 to 6 months, or sooner if they lose their brightness or begin to sound dull.

Q: Is the 34-inch model suitable for a 10-year-old child?

A: Yes, the 34-inch or 36-inch models are specifically designed for children aged 8 to 12, offering a scale length that makes reaching frets comfortable for smaller hands.

Q: What is the difference between the C40 and C70 models?

A: The primary difference lies in the finish and minor aesthetic details; the C70 often features a slightly higher gloss finish and different rosette design, while the tonewoods and dimensions remain very similar.

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