In the last-named race, the Coral Sprint Trophy over six furlongs, he took the lead at half way, went clear of his seventeen rivals approaching the final furlong and held on to win by three quarters of a length from Machinist. The beaten horses included Les Arcs and Continent  Borderlescott began his third season by winning a handicap over six furlongs at York in May and was then sent to Royal Ascot where he finished fourth under a weight of 130 pounds in the Wokingham Stakes. He was then sent to Ireland and moved up in class for the Listed Belgrave Stakes at Fairyhouse where he was beaten a head by the seven-year-old Osterhase. On 5 August the gelding carried a weight of 131 pounds in the Stewards' Cup at Goodwood Racecourse and started at odds of 10/1 in a field of 27 runners. Ridden as in most of his early races by Royston Ffrench he tracked the leaders before taking the lead 150 yards from the finish. In a blanket finish, he prevailed by a neck from Mutamared with five other runners within a length of the winner. In the Ayr Gold Cup in September, Borderlesscott carried top weight of 136 pounds and finished second of the 23 runners behind Fonthill Road, before being sent to France where he finished sixth in the Listed Prix de Bonneval at Chantilly Racecourse. On his final appearance of the year he was stepped up to Group Three level for the first time for the Bentinck Stakes at Newmarket Racecourse on 13 October. He took the lead a furlong out but was caught in the last stride and beaten a short head by the favourite Bygone Days. As a five-year-old, Borderlesscot failed to win in ten races but showed consistent form in major sprints. After finishing second at Haydock on his debut he was runner-up in the Listed Leisure Stakes at Windsor before being stepped up to Group One level and finishind unplaced in the Golden Jubilee Stakes and the July Cup. When attempting to repeat his 2006 in the Stewards' Cup he was beaten a short head by Zidane, to whom he was conceding eight pounds. Another short head defeat followed in the Beverley Bullet before he finished uplaced in the Ayr Gold Cup. In late autumn he finished fourth in the Bentinck Stakes and then sustained two narrow defeats in Listed races when finishing second in the Wentworth Stakes at Doncaster and the Golden Rose Stakes on the Polytrack surface at Lingfield Park.