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HIFU or radiofrequency? Choosing a non-surgical lift

3 min read

The short answer

Focused ultrasound (HIFU) and radiofrequency both tighten skin with heat and new collagen, but they work at different depths. HIFU, such as Ultraformer MPT, places points of heat as deep as 4.5 mm, the SMAS layer that a surgical facelift also works on, so it suits real softening along the jawline and neck. Monopolar radiofrequency, such as Volnewmer, warms the dermis more broadly and is the lighter option for early laxity and fine lines. RF microneedling (Sylfirm X) suits looseness that comes with texture or pores, and biostimulator injections build collagen from within over two to three months. None of them is a facelift: results are gradual and partial, and folds of loose skin are a question for a surgeon.

What "SMAS lifting" means

The SMAS is a thin layer of fibrous tissue and muscle under the skin and fat of the face and neck. A surgical facelift lifts and tightens it directly. "SMAS lifting" without surgery means focused ultrasound aimed at that same depth, where tiny points of heat make the tissue contract and prompt new collagen over the following months. The word is shared; the result is not the same as surgery, and an honest plan says so.

The four options side by side

  • HIFU (Ultraformer MPT, by Classys): focused ultrasound from the surface layers down to 4.5 mm; for the jawline, jowls, neck and brow; usually one session every 12 to 18 months; usually no downtime.
  • Monopolar radiofrequency (Volnewmer, by Classys): gentle deep heat through both layers of the dermis, up to 4 mm, with water cooling; for early laxity and fine lines; usually one session every 12 to 18 months; usually no downtime.
  • RF microneedling (Sylfirm X, by Viol): fine needles deliver radiofrequency beneath the surface; for looseness that comes with texture, pores or scars; a course of sessions; a day or two of pinkness.
  • Biostimulators: injections of biodegradable particles that prompt your own collagen; firmness rather than filling over two to three months, typically lasting around two years; usually two or three sessions.

HIFU or RF lifting: which suits me?

It depends mostly on how deep the softening sits. When the jawline has lost its edge or the neck has loosened, focused ultrasound reaches layers radiofrequency does not. When the change is early, a little crepiness or fine lines with the face's shape still intact, monopolar radiofrequency is often enough and is the gentler choice. Some plans use both, at different times, and some need neither yet. A doctor decides after looking at your face at rest and as it moves; at CREAMÉ that is Dr. Olga Ibrakova or Dr. Daria Banina.

Results: what is realistic

With both HIFU and radiofrequency, there can be a slight tightening straight away, but the real result comes as collagen rebuilds and usually shows fully at two to three months. Most people need one session; more advanced laxity may take two or three, four to six weeks apart. A review of radiofrequency treatments describes the results as modest, and some smoothing seen straight after a session can fade over the following weeks. What these treatments give is firmer, a little lifted skin, not a different face.

Non-surgical lift or anti-wrinkle injections?

They answer different things. Anti-wrinkle injections relax the muscles that make lines with movement, on the forehead, between the brows and around the eyes; they do not tighten loose skin. HIFU and radiofrequency work on skin and support; filler and biostimulators work on lost volume. Many faces need one of these, not all of them.

Side effects and who should wait

After HIFU, redness, mild swelling or tenderness for a few days is common; less often numbness, raised lines or darker patches; rarely burns or a small hollow where fat has shrunk, and a nerve can be affected, usually temporarily. After radiofrequency, redness and warmth usually settle within a day; numbness or tingling can last up to a week; burns or blisters are rare. Both wait during pregnancy and breastfeeding, and recent filler or anti-wrinkle injections in the area simply mean spacing them properly.

When a lift needs a surgeon

Folds of loose skin, heavy jowls or a neck that hangs in bands are beyond what energy devices or injections can tighten. In that case the honest answer is a consultation with a plastic surgeon, and we say so rather than suggest more sessions.

Sources

  1. Fabi SG. Noninvasive skin tightening: focus on new ultrasound techniques. Clin Cosmet Investig Dermatol. 2015;8:47–52.
  2. Ayatollahi A, Gholami J, Saberi M, Hosseini H, Firooz A. Systematic review and meta-analysis of safety and efficacy of high-intensity focused ultrasound (HIFU) for face and neck rejuvenation. Lasers Med Sci. 2020;35(5):1007–1024.
  3. Friedmann DP, Bourgeois GP, Chan HHL, Zedlitz AC, Butterwick KJ. Complications from microfocused transcutaneous ultrasound: case series and review of the literature. Lasers Surg Med. 2018;50(1):13–19.
  4. Choi WJ, Jang YJ, Jung DY, et al. Comparative study of monopolar radiofrequency and high-intensity focused ultrasound for facial rejuvenation: a split-face approach. Dermatol Surg. 2025;51(9S):S49–S53.
  5. Lolis MS, Goldberg DJ. Radiofrequency in cosmetic dermatology: a review. Dermatol Surg. 2012;38(11):1765–1776.
  6. Lee S, Hyun J, Shin Y, Leo Goo B. Efficacy and safety of a novel monopolar radiofrequency device with a continuous water-cooling system in patients with age-related facial volume loss. J Dermatolog Treat. 2024;35(1):2333028.
  7. Signori R, Barbosa AP, Cezar-dos-Santos F, et al. Efficacy and safety of poly-L-lactic acid in facial aesthetics: a systematic review. Polymers (Basel). 2024;16(18):2564.

The CREAMÉ view

We start from where your face has changed, not from the machine. Often the lighter option is enough; when it is not, we say which depth needs work and why, and when the answer is a surgeon, we say that too.

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