SkinTyte II and Thermage FLX are both non-surgical skin-tightening technologies, but they use different forms of energy. SkinTyte II uses infrared light to heat the dermis while cooling the skin surface. Thermage FLX uses monopolar radiofrequency to heat deeper tissue through a treatment tip with integrated cooling. Both aim to stimulate collagen remodelling, but neither should be expected to create a surgical lift.
The clinic’s SkinTyte II, Thermage FLX and Non-Surgical Skin Tightening pages place both technologies within the same goal: modest, gradual firming when laxity is mild enough for an energy-based approach.
How SkinTyte II Works
SkinTyte II delivers pulses of infrared light that are absorbed by tissue and converted to heat in the deeper dermal layer. A cooling system helps protect the epidermis while the underlying tissue is warmed.
The intended effect is controlled thermal stimulation of collagen followed by gradual remodelling. The clinic describes SkinTyte II as most relevant for early or mild laxity on areas such as the jawline, neck, abdomen and arms.
Clinical evidence for infrared skin tightening exists, but it is not extensive. A prospective study in people with Fitzpatrick skin types IV and V found gradual improvement in facial and neck laxity after infrared treatment, although the study was small and had no comparison group. Another study of aged upper-arm skin found only minimal improvement, showing how results can depend on area and patient selection.
How Thermage FLX Works
Thermage FLX uses monopolar radiofrequency rather than light. Radiofrequency current creates heat in deeper tissue while the device cools the surface.
This broader heating is intended to cause collagen contraction and stimulate longer-term remodelling. Thermage is used on facial and body areas where gradual firming is the goal.
A systematic review of monopolar and bipolar radiofrequency studies found measurable improvements in facial and body skin laxity with an acceptable complication profile, although the studies varied in design and device. More recent randomized research using Thermage as a control also supports the broader role of monopolar RF in tightening.
SkinTyte II vs Thermage at a Glance
| Question | SkinTyte II | Thermage FLX |
|---|---|---|
| Energy | Infrared light | Monopolar radiofrequency |
| Main effect | Dermal heating for gradual firming | Deeper volumetric heating for gradual tightening |
| Typical role | Mild laxity, often in a treatment series | Mild to moderate laxity, often a more intensive session |
| Surface cooling | Yes | Yes |
| Surgical lift | No | No |
| Recovery | Usually limited | Usually limited |
These are general differences rather than a candidacy rule.
Which Treatment Is More Intensive?
Thermage is generally positioned as the more intensive of the two because monopolar radiofrequency is designed to deliver substantial volumetric heating in deeper tissue. SkinTyte II uses infrared light in a gentler approach and is commonly delivered as a series.
That does not mean Thermage is automatically more appropriate. A person with very mild laxity may prefer a lower-intensity plan, while someone seeking a stronger non-surgical tightening approach may be assessed differently.
The clinic’s SkinTyte II page describes it as a treatment for mild laxity rather than significant sagging. The broader skin-tightening page also emphasizes that energy-based treatments firm rather than surgically reposition tissue.
What About Comfort and Downtime?
Both technologies treat through intact skin, so neither involves incisions or intentional resurfacing.
SkinTyte II is designed with surface cooling and is typically associated with warmth during treatment. Published infrared studies have generally reported limited downtime, although superficial blistering has occurred in some research.
Thermage combines heating with cooling pulses. Temporary redness, warmth, swelling or tenderness can occur, and sensitivity varies by treatment area and patient.
“Non-surgical” should not be translated into “nothing can happen afterward.” Device settings, treatment area and individual response all matter.
Which Is Better for the Jawline and Neck?
Both can be considered for mild laxity around the jawline and neck, but anatomy matters more than the device name.
If the concern comes mainly from loose skin, energy-based tightening may fit. If it reflects facial volume loss, fat distribution, muscle activity or more advanced tissue descent, tightening alone may not create the desired change.
A jawline or neck assessment should therefore consider tissue thickness, degree of laxity, underlying volume and whether the concern is realistically within the range of a non-surgical treatment.
What Neither Treatment Can Do
Neither SkinTyte II nor Thermage removes excess skin. Neither can reproduce the repositioning achieved with a surgical facelift or neck lift.
They also do not replace dermal filler when true volume loss is the main issue, and they are not fat-reduction treatments.
The clinic’s Non-Surgical Skin Tightening page is clear that expected change is modest and gradual. When laxity is substantial, a surgical opinion may be more appropriate than escalating energy treatment.
What a Consultation Should Compare
A useful comparison may include:
how much skin laxity is present
the area being treated
skin thickness and tissue quality
whether volume loss or fat contributes
previous energy-based treatments
tolerance for heat and treatment intensity
desired degree of change
medical history and device-specific precautions
The clinician should also explain why one technology is being recommended instead of presenting both as interchangeable.
Frequently Asked Questions
Is SkinTyte II a laser?
No. SkinTyte II uses infrared light. Thermage uses radiofrequency. Neither is a resurfacing laser.
Is Thermage stronger than SkinTyte II?
Thermage is generally used as a more intensive radiofrequency tightening treatment, while SkinTyte II is commonly positioned as a gentler infrared firming option. That does not make Thermage the right choice for everyone.
Can either treatment fix significant sagging?
Neither should be expected to replace surgery for substantial laxity. Non-surgical tightening is best understood as modest firming.
Can SkinTyte II and Thermage be combined?
Potentially, but combining them should have a clear reason. Because both aim to heat tissue and stimulate remodelling, more energy is not automatically better.
Match Treatment Intensity to the Concern
SkinTyte II and Thermage FLX share the goal of gradual non-surgical firming, but they deliver heat differently. SkinTyte II uses infrared light with surface cooling and is typically suited to mild laxity. Thermage uses monopolar radiofrequency for deeper volumetric heating and may be considered when a more intensive tightening approach is appropriate.
The decision should come from anatomy, degree of laxity, treatment area and realistic expectations rather than device reputation. If you are comparing these options, the clinic’s Contact page can be used to arrange an assessment and discuss whether SkinTyte II, Thermage or another approach fits the concern.