Ever wondered exactly how long a viola is before choosing one for yourself, your child, or a music class? Knowing the size matters—it affects comfort, playability, and even the sound of the instrument. Whether you’re a beginner, a parent, or just curious, understanding viola sizes can make your musical journey much smoother.

In this article, you’ll discover the typical dimensions of a viola, reasons for size differences, and tips for finding the perfect fit.

How Long Is a Viola? A Comprehensive Guide to Viola Size

When it comes to string instruments, the viola is a fascinating choice. It sits between the violin and cello in the orchestra, offering a unique, warm sound. But one of the first questions new players and curious music lovers often ask is, “How long is a viola?”

Understanding viola size isn’t just a matter of curiosity—it’s essential for comfort, proper technique, and the best possible sound. Let’s dive in to explore the length of a viola, how sizing works, practical advice for choosing the right size, and other key considerations to help you or your aspiring violist make the best decision.


Understanding Viola Length and Size

Unlike violins, which are standardized in size for adults, violas come in several different lengths. This variable sizing exists primarily to accommodate differences in player arm length, hand size, and comfort.

Typical Viola Lengths

The length of a viola refers specifically to the length of its body (not including the neck or scroll). Most adult violas measure:


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  • Body length: Between 15 inches (38 cm) and 17 inches (43 cm)
  • Overall length (including scroll): Typically around 24-27 inches (61-69 cm)

Common body sizes include:

  • Mini: 12”–13” (30–33 cm) – For young beginners
  • Small: 14” (36 cm)
  • Medium: 15” (38 cm)
  • Large: 16” (41 cm)
  • Extra-large: 16.5”–17” (42–43 cm)

Why the Size Variation?

Violas are not built to a single standardized size because:

  • Larger body sizes produce a richer, deeper sound.
  • Smaller sizes are easier for young or smaller players to hold and play.
  • The player’s arm length and hand span strongly influence the most comfortable size.


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How to Measure Viola Size

Finding the right viola size is crucial. Here’s how experts and teachers usually do it:

  1. Arm Measurement Method:
  2. Have the player stand upright, extend the left arm straight out to the side (not forward), palm facing upward.
  3. Measure from the base of the neck to the center of the palm (not the fingertips).
  4. This measurement, in inches, guides you to the ideal body length of the viola.

  5. Fit Check:

  6. Hold the viola in playing position.
  7. The player should be able to wrap their fingers comfortably around the scroll with a slight bend in the arm.
  8. If the arm is too straight or cannot reach, the viola is likely too large.

Viola Size Chart: Common Options

Here’s a typical viola sizing chart based on the arm length of the player:

Arm Length (inches) Suggested Viola Size (body length)
17″ – 18″ 12″
18″ – 20″ 13″
20″ – 22″ 14″
22″ – 23″ 15″
23″ – 24″ 15.5″
24″ – 25″ 16″
25″+ 16.5″ – 17″

Note: These are general guidelines and may vary slightly among luthiers and teachers.


Benefits and Challenges of Different Viola Lengths

Benefits of Choosing the Right Size

  • Comfort: Prevents stretching and tension in the arm and shoulder.
  • Technique: Easier finger placement and bow control.
  • Sound: Larger sizes offer a deeper, more resonant tone.
  • Progress: The right size helps avoid bad habits and injuries.

Challenges with Viola Size Selection

  • Bigger isn’t always better: While larger violas sound richer, they can be hard to handle for many players.
  • Transitioning sizes: As students grow, they’ll need to size up their violas over time.
  • Limited availability for in-between sizes: Not all sizes are stocked by every shop or rental program.

Practical Tips for Choosing and Playing the Right Viola Size

1. Try Before You Buy

Whenever possible, have the player physically try out different viola sizes. Comfort matters as much as sound!

2. Listen to Your Body

Fatigue, soreness, or struggling to reach notes are signs your viola is too big.

3. Consult an Expert

Speak with a teacher or experienced luthier when selecting a size. They can make personalized recommendations based on your physique and playing style.

4. Understand Growth Spurts (for Young Players)

Young violists may outgrow their instrument, so consider rentals or trade-in programs to accommodate size changes.

5. Accessories Adjust Size Comfort

  • Chinrests and shoulder rests: These can make a slightly larger size manageable.
  • String tension: Heavy strings on a large viola can make playing harder for smaller hands.

Cost and Shipping Considerations

Cost Factors

  • Size does not always mean higher cost: Prices for most student and intermediate violas remain relatively stable across sizes.
  • Custom or large violas: Larger, professionally-made violas may cost more due to extra materials and specialized craftsmanship.

Shipping Tips

  • Weight and packing: Larger violas are bulkier, which can increase shipping costs.
  • Insurance: Always insure your viola during shipping for replacement value, regardless of size.
  • Check return policy: If you order online, ensure the shop has a fair return or exchange policy in case the size is wrong.

Viola vs. Other String Instruments: Length Comparison

To put viola sizes in context:

  • Violin: Standard adult size is 14” body length.
  • Viola: Sizes range from 12” to 17”, with 16” as the most common full size.
  • Cello: Standard body length is about 30”.
  • Double Bass: Even larger, with significant variation.

Notice that while adult violins all use the same body length, adult violas come in several sizes. This flexibility helps more players take advantage of the viola’s one-of-a-kind sound.


Summary

The length of a viola, specifically its body, typically ranges between 15 and 17 inches for adults, though sizes for children and smaller players can be as small as 12 inches. The overall length including the scroll can be up to 27 inches. Choosing the right size isn’t just about numbers—it’s about comfort, sound quality, and healthy playing technique. Always use arm length as your starting guide, try out instruments, and seek expert advice if you have any doubts. Remember, the best viola for you is the one that feels right and helps you enjoy making music.


Frequently Asked Questions (FAQs)

1. How do I know if my viola is the right size for me?
The proper viola size allows you to comfortably hold the instrument on your shoulder and easily reach the end of the fingerboard or scroll with a slight bend in your elbow. If your arm is fully straight or strained, you should try a smaller viola.

2. Can adults play smaller violas if they’re more comfortable?
Yes! Many adults with shorter arms, shoulder issues, or who prioritize comfort over maximum sound choose 15” or 15.5” violas. Sound will be slightly less full than with a larger viola but technique and comfort are more important for most players.

3. What is the difference between viola size and violin size?
A full-size violin has a 14” body. Violas start at this size for young players but increase up to 17” for adults. Larger violas have a warmer, deeper sound, but violins are always easier to handle due to their smaller size.

4. Will a bigger viola always sound better?
Not always. While bigger violas tend to have greater depth and resonance, the player’s ability and comfort can affect tone as much as size. A well-made smaller viola can sound better than a poorly built large one.

5. What if I’m buying a viola for a child who is still growing?
Consider renting or purchasing a student viola with a trade-in or upgrade program. This way, you can swap out for larger instruments as your child grows without incurring the full cost of multiple violas.


Knowing how long a viola is, and how its size impacts playing, gives you confidence as you choose an instrument or support a new violist on their musical journey. Whether you’re seeking the perfect fit for yourself or a loved one, taking the time to understand viola sizes will ensure a comfortable, enjoyable experience—and the best music possible!