Ultherapy PRIME vs HIFU vs EMFACE: What's the Difference?
Ultherapy PRIME, HIFU and EMFACE are non-invasive, energy-based treatments used for different skin lifting, tightening and facial toning goals. Depending on the technology, treatment may focus on areas such as the brow, lower face, jawline, beneath the chin, neck or décolletage, while EMFACE can also directly stimulate selected facial muscles.
Although these treatments are often grouped together, they do not work in the same way and should not be expected to produce the same changes as a surgical facelift.
What is Ultherapy PRIME?
Ultherapy PRIME uses micro-focused ultrasound with real-time visualisation.
The imaging component allows the practitioner to see tissue beneath the skin during treatment and assess the depth at which ultrasound energy is being delivered. This helps treatment to be planned according to the individual's anatomy.
In Australia, the Ulthera system is indicated as a non-invasive aesthetic treatment to lift the eyebrow, lift lax tissue beneath the chin and on the neck, and improve lines and wrinkles of the décolletage.
Focused ultrasound energy creates controlled thermal points within selected tissue layers. This initiates a gradual tissue-remodelling response involving collagen, so visible changes develop over time rather than immediately.
Ultherapy Australia states that results commonly develop over approximately two to three months and may remain visible for up to 12 months. Individual responses and duration vary.
What is HIFU?
HIFU stands for high-intensity focused ultrasound.
Unlike Ultherapy, HIFU is not the name of one specific device. It describes a broader category of treatments that use focused ultrasound energy at selected depths beneath the skin.
At Zhen Skin Clinic, the HIFU treatment offered is ULTRAcel Q+. The system includes cartridges designed to deliver energy at different depths, including 1.5 mm, 2.0 mm, 3.0 mm and 4.5 mm, allowing the practitioner to adapt treatment according to the targeted tissue and area.
Zhen currently lists areas including the face, jawline, eye area, neck and décolletage among its ULTRAcel Q+ facial treatment areas.
This is why comparing "Ultherapy vs HIFU" is not quite as simple as comparing two completely different technologies. Ultherapy is itself a focused-ultrasound treatment, but it is a particular system with real-time ultrasound visualisation, defined treatment protocols and specific Australian indications.
What is EMFACE?
EMFACE works differently because it does not use focused ultrasound.
Instead, it combines two forms of energy:
- Synchronised radiofrequency (RF) to provide controlled tissue heating
- HIFES, or High-Intensity Facial Electrical Stimulation, to stimulate selected facial muscles
BTL's Australian information describes EMFACE as a hands-free treatment that treats facial skin and muscles simultaneously. A typical treatment session takes approximately 20 minutes.
In Australia, EMFACE is intended to provide local muscle stimulation and tissue heating, with purposes including strengthening facial muscles and reducing facial wrinkles and rhytids. Specific applicators are also intended for submental fat reduction and improvement of skin laxity.
Because EMFACE directly stimulates facial muscles as well as heating tissue, its mechanism is different from both Ultherapy PRIME and ULTRAcel Q+.
Ultherapy PRIME vs HIFU vs EMFACE
| Factor | Ultherapy PRIME | HIFU / ULTRAcel Q+ | EMFACE |
|---|---|---|---|
| Energy used | Micro-focused ultrasound | High-intensity focused ultrasound | Synchronised RF + HIFES |
| Primary approach | Focused heating at selected tissue depths | Focused heating at selected tissue depths | Tissue heating plus facial muscle stimulation |
| Real-time ultrasound imaging | Yes | Not an inherent feature of HIFU as a category | No |
| Directly stimulates facial muscles | No | No | Yes |
| Removes the skin surface | No | No | No |
| Treatment plan | Often one treatment following assessment | May involve one or more treatments depending on the individual plan | Commonly performed as a treatment course |
| General treatment focus | Selected brow, submental, neck and décolletage concerns within its Australian indications | Skin tightening and contouring depending on the device and treatment area | Facial muscle stimulation together with treatment of facial skin |
| Treatment offered at Zhen | Ultherapy PRIME | ULTRAcel Q+ | EMFACE |
Which treatment may suit different goals?
There isn't one treatment that is automatically more effective for everyone because each technology targets tissue differently.
When skin laxity is the main concern
Focused-ultrasound treatments such as Ultherapy PRIME or ULTRAcel Q+ may be considered when the treatment plan involves delivering energy at specific depths beneath the skin.
Ultherapy PRIME has the additional feature of real-time imaging, allowing the practitioner to visualise tissue during treatment. ULTRAcel Q+, meanwhile, provides a range of treatment cartridges and depths that can be selected according to the treatment area.
When facial muscle stimulation is also a goal
EMFACE may be considered when the treatment plan includes direct facial muscle stimulation in addition to tissue heating.
Its HIFES technology produces repeated facial muscle contractions while synchronised RF delivers controlled heat to the treatment area.
This does not make EMFACE a replacement for focused ultrasound. It simply means that it works on different structures through a different mechanism.
The appropriate option ultimately depends on what is contributing to the concern and what degree of change can reasonably be expected.
How do these treatments compare with a facelift?
A facelift is a surgical procedure, so it is fundamentally different from Ultherapy PRIME, HIFU or EMFACE.
Depending on the surgical technique, a facelift can involve incisions and repositioning of deeper facial tissues. Surgery generally has a longer recovery period and carries surgical and anaesthetic risks, but it can also produce a greater degree of structural change than non-invasive energy-based treatments.
Non-invasive treatments do not cut or surgically reposition facial tissue. Ultherapy and HIFU use controlled ultrasound energy to produce tissue responses at selected depths, while EMFACE combines RF heating with facial muscle stimulation.
A facelift should not be described as permanent either. The Australian Society of Plastic Surgeons notes that facelift results generally last around five to twelve years, while the normal ageing process continues after surgery.
Similarly, the effects of non-invasive treatments are not permanent. Their duration varies according to the technology, treatment plan and individual. For example, Ultherapy Australia states that results may remain visible for up to approximately 12 months.
The decision between a non-invasive procedure and surgery therefore isn't simply about which is "better". They involve different treatment goals, expected changes, risks, recovery requirements and costs.
Who may be suitable for these treatments?
Being non-invasive does not mean a treatment is risk-free or appropriate for everyone.
Temporary responses following energy-based treatments can include redness, swelling, tenderness, bruising or discomfort, although the type and likelihood of side effects differ between devices and individuals.
Ultherapy, for example, should not be used over open wounds or lesions, severe or cystic acne, or certain implants in the treatment area. Its Australian safety information also lists possible temporary effects including redness, bruising, pain, swelling and transient nerve inflammation.
EMFACE also has device-specific precautions. BTL advises that treatment should not be applied in certain situations involving electronic or metal implants, and heat-based treatment carries a risk of burns if not administered appropriately.
Suitability for HIFU likewise depends on the treatment area, medical history, skin condition and the specific device and settings being used.
This is why consultation should come before choosing a technology. Your practitioner can assess relevant health information, anatomy, treatment area and goals before discussing which option may be appropriate.
Getting started safely
Rather than choosing a treatment because one technology sounds stronger or more advanced, start with what you would actually like the treatment to address.
A consultation can help determine which structures are contributing to the concern, whether ultrasound, RF or facial muscle stimulation is appropriate, what degree of change is realistic, what risks or contraindications apply and whether treatments should be considered separately or as part of a longer-term plan.
More treatment is not automatically better, and combining technologies should be individually planned rather than assumed to provide a greater result.
Not sure which technology suits you?
Book a consultation with Zhen Skin Clinic to discuss Ultherapy PRIME, ULTRAcel Q+ HIFU and EMFACE and determine which option, if any, may be appropriate for your skin, facial anatomy and treatment goals. Individual results, treatment experience and recovery vary.
Book a ConsultationFrequently asked questions
Is Ultherapy PRIME just another name for HIFU?
Not exactly. Both use focused ultrasound technology, but Ultherapy PRIME is a specific micro-focused ultrasound system that incorporates real-time ultrasound visualisation. HIFU is a broader term covering multiple focused-ultrasound devices.
Does EMFACE use HIFU?
No. EMFACE combines synchronised radiofrequency with HIFES facial muscle stimulation.
Which treatment has the least downtime?
All three are non-invasive and may involve relatively little visible recovery for many people, but treatment responses vary. Minimal visible downtime does not mean that a procedure has no risks or side effects.
Can Ultherapy PRIME and EMFACE be combined?
Different technologies may sometimes form part of a broader treatment plan because they target tissue differently. However, whether treatments should be combined, and how they should be spaced, requires individual assessment.
Which treatment should I choose for skin laxity?
There isn't one answer for everyone. The location and degree of laxity, underlying facial anatomy, medical history and desired level of change all influence treatment selection. A consultation is more useful than choosing solely by device name.
Are these treatments the same as a facelift?
No. Ultherapy PRIME, HIFU and EMFACE are non-invasive procedures and do not surgically reposition facial tissue. They should not be expected to produce the same degree or duration of change as facelift surgery.
References
- Ultherapy Australia — Ultherapy PRIME technology, Australian indications and safety information
- Therapeutic Goods Administration — Australian medical-device advertising requirements
- Ulthera System — Instructions for Use
- Zhen Skin Clinic — ULTRAcel Q+ HIFU Treatment
- Jeisys Medical Australia — ULTRAcel Q+ technology and cartridge depths
- Zhen Skin Clinic — EMFACE Treatment
- BTL Aesthetics Australia — EMFACE technology, intended purpose and safety information
- Australian Society of Plastic Surgeons — Facelift Surgery