Potenza vs Fractional Laser: Which Is More Suitable for Acne Scars?

Two different ways to remodel scarred skin

Potenza and fractional lasers are both used to improve acne scars, and both rely on the same basic idea: create controlled micro-injuries so the skin rebuilds collagen over time. The difference lies in how the energy reaches the skin. Understanding that difference helps you have a more useful conversation with your doctor about which option fits your scars, your skin type and your schedule.

How Potenza works

Potenza is an RF (radiofrequency) microneedling device. Fine needles enter the skin to a set depth, and radiofrequency energy is released at the needle tips. The heat is delivered mainly in the dermis, the deeper layer where scar tissue and collagen sit, while the surface receives relatively little direct energy.

Adjustable depth. The doctor can change needle depth for different parts of the face.
Different tips. Various tip types exist for scars, pores or more sensitive areas. The tip is chosen at consultation and charged separately.
Multi-purpose. Besides scars, Potenza is used for enlarged pores, oiliness and texture.

Learn more on our Potenza page.

How fractional lasers work

A fractional laser divides the beam into many microscopic columns. Each column heats or removes a tiny area of skin, and the untreated skin around it speeds healing. Fractional lasers work from the surface downwards.

Non-ablative fractional. Heats tissue without breaking the surface. Downtime is usually short, with redness and a sandpaper feel for a few days.
Ablative fractional. Removes tiny columns of skin. It can be stronger per session but involves more downtime and a higher risk of temporary darkening.
Surface texture. Fractional lasers can be helpful for fine texture irregularities and shallow scars.

At Daybeau Clinic Seomyeon, the fractional laser on the price list is U-Pulse Fraxel. Other fractional devices, such as pico-based fractional systems or ablative CO2 lasers, are offered by different clinics under various names. If you have read about a specific device, you can ask during consultation which options are available and how they compare for your scars.

Which is more suitable for your scars?

There is no universal answer. These are the factors a doctor usually weighs:

Scar depth and shape. Rolling and boxcar scars involve tethering and volume loss deeper in the skin, so treatments that reach the dermis are often considered. Shallow, uneven texture may respond to fractional laser.
Skin tone and pigment risk. Skin that darkens easily after inflammation may do better with treatments that spare the surface. RF microneedling is often chosen in those cases, though no treatment is free of pigment risk.
Pores and oiliness. If enlarged pores are also a concern, Potenza may address both in one session.
Downtime available. Both cause a few days of redness. Your doctor can adjust intensity if you have an event or a flight coming up.
Combination. Many plans alternate or combine the two, because each targets a slightly different layer.

Prices at our Busan clinic

These are first-visit prices in KRW, VAT excluded (10% VAT added at payment), checked October 2026. First-visit prices apply once per new patient per item.

Potenza full face. KRW 99,000, tip not included (charged separately).
U-Pulse Fraxel. KRW 25,000.

See the complete price list. Payment is made at the clinic on the day of treatment, once the consultation has confirmed the plan.

Recovery and side effects

After either treatment you can expect redness and warmth, and possibly mild swelling. With Potenza, tiny needle marks or pinpoint bleeding may appear and usually settle in a few days. With fractional laser, the skin may feel rough and flake lightly. Less common risks include temporary darkening, prolonged redness, breakouts and, rarely, infection or scarring. Use gentle skincare, avoid scrubs and actives such as retinoids until the doctor says otherwise, and use sunscreen every day. Results vary, and improvement is gradual over months.

Frequently asked questions

Is Potenza more painful than a fractional laser?

Both cause discomfort. Numbing cream is usually applied first. How it feels depends on depth, intensity and your own sensitivity.

How many sessions will I need?

Acne scars usually need a series of sessions several weeks apart. The doctor gives an estimate after examining your skin, but the number varies.

Can I do Potenza if I still have active acne?

Sometimes Potenza is used for active acne and oiliness as well, but inflamed or infected areas may need to settle first. The doctor decides at consultation.