Thermage FLX vs Density: which is right for you?
A clear comparison of Thermage FLX and Density from JRYN Dermatology Clinic Seomyeon, with listed prices, so you can decide before your Busan visit.
The short answer
Thermage FLX and Density are both monopolar RF skin-tightening treatments. Thermage FLX is the long-established global brand; Density is a newer Korean alternative that is listed at a lower starting price at JRYN.
Thermage FLX vs Density at a glance
| Thermage FLX | Density | |
|---|---|---|
| Technology | Monopolar radiofrequency | Monopolar radiofrequency (Korean device) |
| Main goal | Tightening, texture, firmness | Tightening, texture, firmness |
| Listed price | From ₩1,200,000 (300 shots) | From ₩990,000 (Alpha 300 shots) |
| Sensation | Heat pulses with cooling | Heat pulses with cooling |
| Downtime | Usually minimal | Usually minimal |
Listed prices at JRYN Seomyeon
| Treatment | Option | Listed price |
|---|---|---|
| Thermage FLX | 300 shots | ₩1,200,000 |
| 600 shots | ₩1,790,000 | |
| 900 shots | ₩2,690,000 | |
| Density | Alpha 300 shots | ₩990,000 |
| Alpha 600 shots | ₩1,790,000 |
Listed prices from JRYN Dermatology Clinic Seomyeon price pages. Prices can change; confirm the final amount, VAT and any add-ons at consultation.
When Thermage FLX may suit you
You want the most established RF tightening platform and are comfortable with the higher price.
When Density may suit you
You want monopolar RF tightening with a lower starting price, or are trying RF for the first time.
Deciding with the doctor
The right choice depends on your skin, your goals, your budget and how much time you have in Busan. Some patients combine both. Book a consultation in English at JRYN Dermatology Seomyeon, or message us on WhatsApp with photos and your travel dates.
Frequently asked questions
Is Density as effective as Thermage FLX?
They are different devices, and response varies by person. The doctor can explain how each would suit your skin.
Which is cheaper at JRYN?
Density Alpha starts at ₩990,000 for 300 shots; Thermage FLX starts at ₩1,200,000 for 300 shots.
Information on this page is general and does not replace a medical consultation. Suitability, dose, number of sessions and results vary by person and are decided with the doctor at JRYN Dermatology Clinic Seomyeon.




