Article: Classical guitar vs acoustic guitar: what are the differences and which one should you choose?
Classical guitar vs acoustic guitar: what are the differences and which one should you choose?

If you are starting to play, understanding the difference between an acoustic and a Spanish guitar will save you a lot of headaches when buying your instrument.
It is very common to confuse soft nylon with bright steel, and that confusion often leads to poor posture and an uncomfortable playing feel. Let's go over the differences in design and sound of each instrument together so that your decision becomes much easier.
Nylon Strings vs. Steel Strings
The material of the guitar strings determines almost everything: both the physical behavior of the instrument and the timbral response you will hear. The tension supported by the soundboard and the type of sound produced when playing depend directly on it.
1. String Tension and Resistance
The nylon strings of the Spanish guitar have moderate tension, making fretting softer and more comfortable for beginners. In contrast, the metallic strings of the acoustic guitar require higher tension and more physical strength, as well as featuring an internal steel truss rod.
2. The Sound of Each Type of Guitar
The classical guitar sounds warm, intimate, and sweet, perfect for classical music, flamenco, or bossa nova. The acoustic guitar has a brighter, more percussive tone with great volume, fitting exceptionally well with genres such as folk, pop, or rock.

The Guitar Neck and Its Differences
The design of the neck significantly influences left-hand positioning and overall playing comfort. Each neck profile responds to a specific playing technique, engineered to ensure notes come through clean and clear.
1. Why is the Classical Guitar Neck Wide?
A flat fingerboard and a fifty-two millimeter nut width allow proper spacing between the nylon strings. This helps fingers fret with precision during complex arpeggio passages without touching adjacent strings.
2. The Narrow Neck of the Acoustic Guitar
With a narrower nut and a radiused fingerboard, the acoustic guitar facilitates grip for barre chords and the use of the thumb for chord shapes typical in pop, rock, or folk.

The 10 Fundamental Differences Between Both Guitars
Here is a summary of the differences in design, materials, and sound that distinguish each of these guitars. The following table highlights the key physical features so you can choose your instrument with full confidence and clarity.
|
Feature |
Spanish Guitar (Classical) |
Acoustic Guitar |
|
Strings |
Flexible nylon |
Steel and bronze |
|
Physical tension |
Low and soft |
High and firm |
|
Nut width |
Fifty-two millimeters |
Forty-three millimeters |
|
Fingerboard profile |
Traditional flat |
Slightly radiused (curved) |
|
Truss rod |
Not usually required |
Adjustable truss rod in neck |
|
Bridge type |
Tie-on wood bridge |
Secured with bridge pins |
|
Headstock |
Slotted open-gear |
Solid with metal posts |
|
Typical sound |
Warm, sweet, and round |
Bright, percussive, and powerful |
|
Playing technique |
Fingerpicking / Plucking |
Plectrum / Strumming |
|
Musical styles |
Classical, flamenco, folk, bossa nova |
Pop, rock, folk, blues, country |
Frequently Asked Questions - FAQs
What is the main difference between a classical guitar and an acoustic guitar?
It all starts with the string material. Classical guitars feature flexible nylon strings that yield a warm and sweet tone, whereas acoustic guitars use high-tension steel strings with a bright, percussive tone and great projection.
Is it better to start learning on a classical or acoustic guitar?
For beginners, a classical guitar is usually recommended, as the lower tension of nylon causes less soreness on fingertips at first. Additionally, the wide neck helps build proper hand posture from day one.
Can you put metal strings on a classical guitar?
No, you should never do this. The internal fan bracing and wooden tie-block bridge are not designed to support steel string tension, which can warp the neck or cause the bridge to pull off permanently.
What semi-acoustic alternatives does Alhambra Guitarras offer?
We offer high-end options such as our crossover guitars and electro-acoustic guitars, all equipped with integrated Fishman amplification systems. They combine the warmth of nylon with a narrower, radiused neck—ideal if you are transitioning from an acoustic guitar.
Choose the Ideal Instrument for Your Artistic Expression
Playing the guitar is much more enjoyable when the instrument fits your physical comfort and musical style. In our workshop, we put artisanal care into every detail to ensure you find a stable, well-balanced guitar that supports your learning journey.
We invite you to explore our guitar catalog, spanning both classical and acoustic models. Shop with complete confidence, backed by our authorized technical service and maintenance network.








