Ultherapy from Ulthera, is a deep focused ultrasound energy that is FDA cleared for facial lifting. There are no needles required, and there is minimal if any down time.
E-Prime, from Candela - Syneron, is a bipolar radiofrequency systems that delivers energy via electrode needles into the deep dermis heating the tissues. It's indications appear to be increasing the dermal collagen. Data will need to be collected over the years to see if both these devices can produce similar results.
Web reference: http://www.thenyac.com/ultherapy/index.html