Thermage vs Ulthera: Which One Do You Actually Need?
In three sentences: Thermage uses radiofrequency to tighten the skin layer itself, while Ulthera (Ultherapy) uses focused ultrasound to lift from the deeper SMAS layer² — they work at different depths and solve different problems. If your concern is loose, crepey skin quality, Thermage fits; if it's sagging and jowls along the jawline, Ulthera fits; many patients over 40 benefit from combining both. At Repic Clinic in Gangnam, we decide with diagnostic imaging rather than guesswork, and both treatments are performed by physicians, with sedation (sleep) options available.
² SMAS: the muscle-fascia layer under the skin — the same layer surgeons tighten in a facelift.
1. The one-line difference
Thermage = radiofrequency heat spread through the skin → tightens and firms skin quality.
Ulthera = ultrasound energy focused on precise points in the SMAS → lifts sagging structure.
Neither is "stronger." They're different tools, and the wrong choice wastes real money — these are two of the most expensive non-surgical treatments in Korea.
2. Side-by-side
Energy — Thermage FLX: Monopolar RF (heat spread) · Ulthera: HIFU (focused points)
Works on — Thermage FLX: Dermis (skin itself) · Ulthera: SMAS + deep dermis
Best for — Thermage FLX: Laxity, skin quality, early aging · Ulthera: Sagging, jowls, brow/jawline lift
Pain — Thermage FLX: Deep heat pulses · Ulthera: Sharp, deep aching points
Downtime — Thermage FLX: Minimal (redness 1–2 days) · Ulthera: Minimal (occasional tenderness/swelling)
Results peak — Thermage FLX: 2–6 months · Ulthera: 2–3 months
Lasts — Thermage FLX: 6–12 months · Ulthera: ~12 months
Repic price (VAT incl.) — Thermage FLX: 600 shots ₩2,530,000 · Ulthera: 300 shots ₩1,045,000 / 600 shots ₩1,980,000
One Ulthera-specific point worth knowing: Ulthera's handpiece shows a live ultrasound image of your skin layers, so the physician aims energy at the correct depth instead of firing blind. This is a skill difference between operators — ask who performs it.
3. Which fits your face — 4 scenarios
"My skin feels thinner and looser, but my jawline is still okay." → Thermage. You're tightening skin quality, not repositioning structure.
"I'm starting to see jowls and my jawline blurs in photos." → Ulthera. The problem is in the deeper layer that Thermage doesn't primarily treat.
"Both, honestly." → This is common from the mid-40s. Combination (sometimes done as one plan across a trip) addresses depth and surface together.
"I want results but my budget is limited." → An honest note: a properly dosed single treatment that matches your actual problem beats splitting budget across both at low intensity. Diagnosis first, then spend.
4. Can you combine them?
Yes — RF + HIFU is one of the most common pairings in Korean clinics (you may have seen "Ul-thermage" mentioned on Reddit). The typical logic: Ulthera lifts the foundation, Thermage tightens the surface envelope. The order isn't critical — either sequence works, so the plan simply fits your schedule and skin condition, mapped out from diagnostic imaging at consultation.
Related treatments
Frequently asked questions
Which hurts more, Thermage or Ulthera?
- Most patients describe them differently: Thermage as spreading heat, Ulthera as deep pinpoint aches. With sedation (sleep) options available at Repic, pain is a solvable problem for both — don't choose your treatment based on fear of pain.
I got Ulthera elsewhere and saw nothing. Was it fake?
- Possibly under-dosed — low shot counts at low energy are a known pattern with heavily discounted HIFU. Results also depend on correct depth targeting. Bring your treatment record to a consultation; the fix is usually dosing, not the device.
Is Shurink the same as Ulthera?
- Shurink is a Korean HIFU device — same energy type, gentler and much cheaper (from ₩176,000 VAT incl. at Repic), popular for maintenance. Ulthera remains the reference device for a structural lift.
How do I decide without being upsold?
- Ask for the diagnostic findings before any product is named. If a clinic names the package before examining your skin, that's a sales process, not a medical one. At Repic the consultation starts with imaging — and we publish prices, so the quote can't move.
Medically reviewed by: Dr. Jay (Yongheon Ha) · Head Doctor, Repic Clinic
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In Seoul, Thermage FLX 600 shots typically ranges from roughly ₩2,000,000 to ₩4,000,000 depending on the clinic — versus roughly $2,500–$5,000 commonly quoted for full-face Thermage in the US (RealSelf's reported average is about $3,100). Korea's device density and competition keep prices down, not lower standards. At Repic Clinic in Gangnam, Thermage FLX is ₩2,530,000 for 600 shots and ₩3,685,000 for 900 shots, VAT included, performed by a physician.
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Thermage FLX is a monopolar radiofrequency treatment that heats the deep layers of your skin to around 60°C to trigger new collagen, firming skin from within over two to six months. At Repic Clinic in Gangnam, Seoul, every Thermage treatment is performed by a physician — not delegated to staff — with sedation (sleep) options available for pain management. One session typically holds for six months to a year depending on shot count and your skin condition.