Highfield moved to the top of the 1B All-Ireland league after they went two from two on Saturday.
City of Armagh defeated Old Belvedere 32-18 at Palace Grounds.
Tries from Kyle Faloon, Andrew Willis, Shea O’Brien and a penalty try led the home side to a bonus point victory.
City of Armagh moved to second in the table after going two for two, whilst the visitors dropped down to seventh on four points.
At Forenaughts, Naas enjoyed a comfortable 41-24 win over Malone, in a high-scoring thriller.
Tries from Fionn Higgins and braces for Bryan Croke and Peter Osbourne, with 16 points from the boot of Osobourne.
Naas moved up to fifth after their first win, whilst Malone fell to sixth and are on four points.
At Balreask Old, Highfield thrashed Navan 42-16 to secure an emphatic away victory.
Courtesy of tries from Ronan O’Sullivan, Chris Banon and braces for Miah Cronin and Paul Stack, with 12 points from the flawless boot of James Taylor.
Highfield went top of the division, whilst Navan are at the foot of the table, pointless, with a points difference of -38.
At Templeville Road, St Mary’s College and Old Wesley played out a closely fought 18-20 affair, separated by just two points.
Richard Halpin, Mark Fogarty crossed for the host, with eight points coming from the boot of Conor Dean.
But Old Wesley hit back with tries from James O’Donovan and James Jeremiah O’Dea, with a pivotal 10 points coming from the accurate boot of Josh Miller.
St Mary’s College have moved down to eighth on two points, whilst Old Wesley have moved up to third on eight points.