Laser Resurfacing vs Microneedling: Which Is Better for Acne Scars?

29 September 2025

Which Is Better for Acne Scars?

Acne scars can have a lasting impact on confidence and skin appearance. Today, two of the most commonly recommended treatments are laser resurfacing and microneedling. Both aim to smooth and rejuvenate the skin, but they work in different ways and are suited to different types of scars and skin tones.

Choosing between them is not always straightforward. The most effective option depends on the type of acne scars, the depth of damage, your skin type, and your tolerance for recovery. This article explores how each treatment works, compares their strengths and limitations, and answers common patient questions.

What Is Laser Resurfacing?

Laser resurfacing uses concentrated beams of light energy to create controlled damage in the skin, which stimulates collagen production and smooths irregularities. It is often chosen for moderate to severe acne scars, particularly boxcar or rolling scars.

How it works

Different laser technologies can be used:

Ablative lasers (such as CO₂ or Er:YAG) remove the top layer of skin and heat the deeper layers, encouraging new collagen formation.

Fractional lasers deliver energy in a grid pattern, treating microscopic zones while leaving surrounding skin intact, which reduces recovery time.

Pros and cons

Pros: Effective for deeper scars, can also improve wrinkles and pigmentation, usually requires fewer sessions for visible results.

Cons: Longer downtime, more discomfort, and higher risk of side effects if not properly matched to skin type. To learn more about how this treatment works in practice, see our page on Laser Skin Resurfacing.

For patients concerned specifically with acne-related scarring, you can explore further details in our guide to Laser Peels for Acne Scarring.

What Is Microneedling?

Microneedling, also known as collagen induction therapy, uses fine needles to create micro-injuries in the skin. This controlled process triggers the body’s natural healing response and increases collagen and elastin production.

How it works

A handheld device with multiple fine needles makes tiny punctures in the skin.

These micro-channels stimulate repair and allow better penetration of topical serums.

Over time, the skin remodels, reducing the visibility of scars and improving texture.

Pros and cons

Pros: Less invasive, shorter downtime, suitable for a wider range of skin tones, gradual natural-looking improvements.

Cons: Results are typically more subtle than lasers and require multiple sessions for optimal outcome.

Key Differences Between Laser and Microneedling

Although both aim to remodel the skin, laser resurfacing and microneedling differ in technique, intensity, and recovery.

Depth and precision

Laser resurfacing can reach deeper skin layers and precisely target damaged tissue.

Microneedling is less precise in depth control but still effective for mild to moderate scarring.

Summary: Lasers are more powerful for deep scars; microneedling suits mild to moderate concerns.

Downtime and recovery

Laser resurfacing may involve redness, swelling, and peeling for 1–2 weeks.
Microneedling usually heals in 2–5 days with mild redness.

Summary: Microneedling offers quicker recovery, while lasers require more downtime but deliver stronger results.

Safety and skin types

Laser resurfacing carries a higher risk of pigmentation changes, especially in medium to darker skin tones, unless carefully selected.

Microneedling is generally safe for most skin types when performed by a specialist.

Summary: Microneedling has fewer restrictions; lasers need greater caution in sensitive or pigment-prone skin.

Cost considerations

Laser resurfacing usually has a higher upfront cost but may need fewer sessions.

Microneedling is less expensive per session but often requires a series for best results.

Summary: Long-term cost depends on severity of scars and number of sessions required.

Learn more here: Laser Skin Resurfacing

Which Treatment Works Best for Acne Scars?

The answer depends on the type and severity of scarring:

Shallow or mild scars often respond well to microneedling.

Deeper boxcar, ice-pick, or rolling scars may benefit more from laser resurfacing.

Combination therapy is sometimes the most effective approach, using microneedling to improve overall texture and lasers for stubborn, deeper scars.

There is no universal “best” option—only the best for your skin and your scar type. A personalised consultation is key to avoid disappointment and ensure safety.

Safety and Personalised Care at Dermasurge

Peels and lasers can both deliver excellent results, but the safest outcome depends on tailoring the treatment to each person’s skin. A thorough assessment helps identify the most appropriate approach, particularly for individuals with complex pigmentation patterns or skin that may be more sensitive to post-treatment changes.

A full Skin Health Check can help determine whether microneedling, laser resurfacing, or a combination is the safest and most effective route for your skin.

If you are considering treatment for acne scars, book a consultation at Dermasurge. A personalised assessment can help determine whether laser resurfacing, microneedling, or a combination is the safest and most effective choice for your skin.

Is microneedling or laser resurfacing more effective for acne scars?

Laser resurfacing is usually more effective for deeper scars, while microneedling works well for milder or more superficial scars.

Which treatment has less downtime?

Microneedling heals faster, often within a few days. Laser resurfacing requires a longer recovery, sometimes up to two weeks.

Are both treatments safe for all skin types?

Microneedling is generally safe across skin tones. Lasers can be effective but must be carefully tailored for skin that is prone to pigmentation changes.