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Ultherapy Prime vs Thermage FLX: How to Choose

Medically reviewed by Woo Dong-jin, Director · Last updated July 2026

Choosing between two well-known skin tightening options can feel confusing, especially when both are performed at the same clinic with similar-sounding technology. This guide compares Ultherapy Prime vs Thermage FLX as offered at CÉRAMIQUE Clinic Gangnam, so you can understand what each treatment actually does before your consultation.

What each treatment is

Ultherapy Prime, also known as Ulthera 2, uses micro-focused ultrasound energy to reach the SMAS layer, the deeper connective tissue that surgeons address in a facelift. The device delivers energy at a specific depth while real-time ultrasound imaging lets the practitioner see the tissue layer being treated, which helps guide accurate energy placement.

Thermage FLX works differently. It uses monopolar radiofrequency to heat the deeper dermis and immediate subdermal layer, encouraging collagen contraction and gradual remodeling over time. It is generally considered a surface-and-mid-layer tightening treatment rather than a deep-structural one. An eye area option is also available separately at 225 or 450 shots for those primarily concerned with the periorbital region.

Both are non-surgical, both aim to improve skin firmness and facial contour, and neither is a substitute for surgical lifting when laxity is advanced.

Who it suits

Ultherapy Prime tends to be considered by patients noticing early-to-moderate jawline blurring, brow heaviness, or looseness under the chin, particularly where deeper support has started to loosen. Thermage FLX is often chosen by patients wanting an overall improvement in skin texture, elasticity, and a subtle contour refresh, sometimes as a complement to other treatments. Because facial anatomy, skin thickness, and volume distribution vary from person to person, the doctor will map asymmetry and volume-loss zones during consultation before recommending one option, the other, or occasionally a combination.

Who should avoid it

Neither treatment is automatically suitable for everyone. Patients with active skin infections or inflammation in the treatment area, uncontrolled bleeding disorders, or those currently on certain anticoagulant medications should discuss this openly during history review, since it may affect eligibility or timing. Pregnant patients and those with implanted electronic devices near the treatment zone are generally advised to avoid radiofrequency or ultrasound-based tightening until cleared. Individuals expecting dramatic or immediate results similar to surgery may find both treatments do not meet that expectation, since improvement is typically gradual.

How the session goes

At this clinic, every session begins with the doctor examining the face in person, marking treatment zones and planning energy levels before any shot is delivered. Procedures take place in private, single-patient suites with a separate entry route, and only original tips and cartridges are used, with certificates and shot counts shown to the patient in real time so you can confirm exactly what you are receiving.

For Ultherapy Prime, ultrasound imaging is used throughout to monitor skin depth as energy is applied layer by layer. For Thermage FLX, the handpiece is moved across the marked zones in a controlled pattern, with energy levels adjusted based on skin response. Comfort measures such as customized anesthesia, including sleep anesthesia or Air-Nox, may be offered depending on the procedure and individual pain sensitivity, since some patients find focused ultrasound more uncomfortable than radiofrequency.

Downtime and recovery

Both treatments are generally associated with minimal downtime compared to surgical procedures, though individual recovery varies. Mild redness, warmth, or slight swelling in the treated area is common immediately afterward and typically settles within a few hours to a day. Some patients report temporary tenderness or a tingling sensation for several days. Bruising is possible but not universal. After treatment, immediate calming care such as LDM therapy, Astro Dome, or a modeling pack is applied to help reduce discomfort, followed by an individualized home-care prescription and aftercare guidance. Most patients resume normal daily activities the same day, though makeup and sun exposure guidance should be followed as advised.

Pricing

According to the clinic's published pricing, Ultherapy Prime is offered at 1,300,000 KRW for 300 shots, 2,300,000 KRW for 600 shots, and 3,400,000 KRW for 900 shots. Thermage FLX is priced at 1,500,000 KRW for 300 shots, 2,200,000 KRW for 600 shots, and 3,000,000 KRW for 900 shots, with an eye-area option available at 225 or 450 shots. These figures may not include VAT, and final pricing can vary depending on consultation findings, so confirming current details during your visit is recommended.

FeatureUltherapy PrimeThermage FLX
Target layerSMAS, deeper structural layerDermis and subdermal layer
MonitoringReal-time ultrasound imagingEnergy-based, no live imaging
Typical concernSagging, jawline blur, deeper laxityTexture, elasticity, mild tightening
Starting price (300 shots)1,300,000 KRW1,500,000 KRW

Safety

Regardless of which treatment is chosen, the clinic follows a consistent safety protocol: pre-procedure medical history review covering allergies and anticoagulant use, precise marking and energy-level planning before any energy is delivered, real-time ultrasound monitoring of skin depth specifically during lifting procedures, immediate calming care after treatment, and an individual home-care prescription with aftercare guidance. Results differ between individuals depending on skin condition, age, and lifestyle factors, and no outcome can be guaranteed in advance.

Frequently asked questions

Which treatment gives more noticeable lifting?

Ultherapy Prime targets a deeper structural layer and is often considered for more visible lifting of sagging areas, while Thermage FLX is generally associated with surface tightening and improved skin texture, though individual results vary.

Can I combine Ultherapy Prime and Thermage FLX in one visit?

Some patients do combine treatments addressing different layers, but this depends on skin condition and the doctor's assessment during consultation, so it should be discussed individually rather than assumed.

How many shots do I need?

Shot count depends on face size, skin laxity, and treatment goals; the doctor determines an appropriate range after examining asymmetry and volume-loss zones during the pre-treatment marking process.

Is the procedure painful?

Sensation varies by person and by treatment; customized anesthesia options, including sleep anesthesia or Air-Nox, are available and matched to individual pain sensitivity, particularly for lifting procedures.

How soon will I see results?

Both treatments generally produce gradual improvement over weeks as collagen remodeling continues, rather than an immediate dramatic change, and the timeline can differ from patient to patient.

General information for international patients. Not medical advice. Individual results vary; consult a qualified physician.

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