So says Pro Football Focus:

With LeGarrette Blount headed for free agency, Ajayi is in line to become the lead back in Philly, although Corey Clement and Darren Sproles figure to remain a key part of the weekly game plan. Ajayi has one more year left on his rookie deal and seemed to get more comfortable in Philly as the season went on. In seven games with the Dolphins, he averaged only 3.4 yards on 138 carries. Although his opportunities were virtually cut in half with the Eagles, Ajayi averaged 5.8 yards on 70 carries in seven regular-season games with Philly, often seeing big openings in the run-pass option: