How to choose guitar strings: the complete guide

Strings are the vibrant heart of your guitar. They directly affect the sound, the playing comfort and even the lifespan of your instrument. Yet with so many brands, gauges and materials on offer, it is not always easy to find your way. Whether you are a beginner or an experienced guitarist, this guide explains everything you need to know to choose the ideal strings for your guitar.

Classical, acoustic or electric guitar: different strings

The first rule is simple: each type of guitar uses specific strings. Never put steel strings on a classical guitar, as you risk damaging the neck and the bridge.

Classical guitar strings (nylon)

Classical guitars use nylon strings for the trebles and metal-wound nylon (silver, bronze or copper) for the basses. They give a soft, warm sound, ideal for classical repertoire, bossa nova or flamenco. Classical strings are also more supple under the fingers, which makes them pleasant for beginners. Among the well-known options, Augustine Imperial Gold strings offer a bright sound and excellent tuning stability.

Acoustic and folk guitar strings (steel)

Acoustic guitars use steel strings (plain steel for the trebles) and bronze- or phosphor-bronze-wound steel for the basses. The sound is brighter, more powerful and more projected than nylon. Phosphor bronze is the most popular choice: it gives a warm sound with a good lifespan. 80/20 bronze gives a clearer, more crystalline sound, perfect for fingerpicking.

Electric guitar strings

Electric guitars use only nickel-plated steel or stainless steel strings. Nickel-plated steel is the standard: balanced sound and a comfortable feel. Stainless steel lasts longer but gives a colder sound and a stiffer feel under the fingers.

Understanding string gauge

The gauge refers to the diameter of the strings, expressed in thousandths of an inch. The higher the number, the thicker and tighter the string. Here are the main categories.

Light gauge: 0.10 to 0.46

Easy to play, ideal for beginners and fingerpicking. The sound is thinner and the acoustic volume slightly lower. If you are just starting out on acoustic guitar, begin with a light gauge.

Medium gauge: 0.12 to 0.54

The compromise between comfort and power. A full, balanced sound, suited to strumming (playing with a pick) as well as fingerpicking. It is the most versatile choice for a regular guitarist.

Heavy gauge: 0.13 and above

Reserved for experienced guitarists. Maximum volume and sustain, but you need strength in your fingers. Widely used in open tuning and on resonator guitars, where the extra tension adds projection.

When should you change your strings?

Worn strings lose their brightness, do not hold their tuning as well and can even feel rough to the touch. Here are the signs that it is time to change them.

If your strings are discoloured or show signs of corrosion, that is the clearest signal. A sound that has become dull and dead compared with new strings is another key indicator. Finally, if your guitar struggles to stay in tune despite good tuning machines, the strings are probably to blame.

As a general rule, a guitarist who plays every day should change strings every 2 to 4 weeks. For an occasional player, every 2 to 3 months is a good routine. And before every gig or recording, a fresh set is strongly recommended.

Our tips for making your strings last

A few simple habits can significantly extend the life of your strings. Wash your hands before playing to reduce the transfer of sweat and sebum. After each session, run a dry cloth along the strings to remove moisture. Keep your guitar in its case when you are not playing it, away from damp and dust. These simple habits can double the life of a set of strings.

Our selection of strings at Acoustics Mics and Pickups

We offer a wide choice of guitar strings for classical, acoustic and electric guitars, from the best brands on the market: Augustine, D’Addario, Savarez and many more. You will also find our strings for all stringed instruments, including violin, cello and double bass.

Need personal advice to find the ideal gauge and material for your guitar and your playing style? Do not hesitate to contact us, we will be delighted to help you choose. And if you are also looking for a new guitar, take a look at our range of classical, acoustic and electric guitars.