CO2 laser delivers more dramatic results in fewer sessions but requires 5–10 days of downtime; Fraxel offers gentler, more gradual improvement with most patients back to normal activity within 3–5 days. The right choice depends less on which laser is “better” and more on your specific skin concern and how much recovery time you can realistically take.
What’s the Core Difference Between These Two Lasers?
CO2 is a fully ablative laser, meaning it removes the outer layer of damaged skin entirely while heating deeper tissue to trigger collagen remodeling. Fraxel is fractional and non-ablative or minimally ablative, creating thousands of microscopic treatment channels while leaving the surrounding tissue untouched to speed healing.
Think of Fraxel as targeted renovation and CO2 as a full resurfacing. Both improve the structure underneath, but one leaves more of the original surface intact to support faster recovery.
When Is CO2 Laser the Better Choice?
CO2 is generally the stronger option for more significant concerns — deep wrinkles, substantial sun damage, and more pronounced acne scarring — because it can deliver dramatic improvement in a single treatment rather than a series.
- Best for: deep wrinkles, severe photoaging, significant textural scarring
- Typical sessions needed: 1–2
- Downtime: 5–10 days of redness, swelling, and peeling, with strict sun avoidance during recovery
- Results: often dramatic after one treatment, with results that can last years when paired with proper sun protection
When Is Fraxel the Better Choice?
Fraxel suits patients who want meaningful improvement in texture, tone, and early signs of aging without disappearing from their life for over a week. It’s also a common entry point for first-time laser patients.
- Best for: early fine lines, crepey texture, mild-to-moderate sun damage and pigmentation, scar maintenance
- Typical sessions needed: 3–5, spaced several weeks apart
- Downtime: 3–5 days, often compared to a moderate sunburn
- Results: gradual and cumulative across the treatment series
Can I Combine Both?
Yes, many patients use Fraxel for ongoing maintenance and reserve CO2 for an occasional deeper correction when a more significant concern develops, rather than treating it as an either-or decision for life.
This kind of layered treatment planning is increasingly the norm in 2026 aesthetic medicine generally, where combining modalities tends to outperform relying on a single treatment indefinitely.
Not sure which laser fits your skin and your schedule? Book a complimentary consultation — Lucere’s team will assess your skin and recovery timeline before recommending either.
How Does Lucere Decide What’s Right for My Skin?
Skin type, the depth of the concern being treated, and how much downtime you can take all factor into the recommendation, which is why an in-person assessment matters more than picking a treatment off a list. Darker skin tones in particular require more careful laser selection and settings to avoid pigment changes, something to flag directly in your consultation.
FAQ: CO2 vs. Fraxel
Which laser is more painful?
Both use topical numbing and/or cooling during treatment. CO2 tends to involve more discomfort during the healing period given the deeper, more intensive nature of the treatment.
Can I wear makeup during recovery?
With Fraxel, most patients can resume light makeup within 4–5 days. CO2 recovery typically requires waiting until peeling has fully resolved, often 7–10 days.
Is one laser better for acne scars specifically?
It depends on scar depth — more superficial scarring often responds well to Fraxel over a series, while deeper boxcar or ice-pick scarring may need CO2, sometimes combined with other techniques like subcision.
How many years of sun damage can these treatments reverse?
Results vary by individual, but both can meaningfully improve the appearance of years of cumulative sun damage — CO2 typically delivers a more dramatic single-session change, Fraxel a gradual one across a series.
Do I need to avoid the sun forever after treatment?
Strict avoidance is required during the active healing window (days to weeks depending on the laser), but consistent daily SPF afterward is what protects your results long-term, not a lifetime indoors.
Considering laser resurfacing before summer fades? Book your complimentary consultation at Lucere Dermatology & Laser Clinic, Edmonton South or Downtown, or call 780-461-1188.