But their miserly defence meant they conceded fewer points than any other nation, and were among the heaviest scorers with Jonathan Sexton grabbing two and Andrew Trimble another against France.
And Schmidt paid tribute to his squad for the victory, which marked the end of Brian O'Driscoll's long and celebrated international career.
"I don't think for me it's as important as it is for the players," said Schmidt."The players are self-driven and got themselves into this position.
"We had our noses in front of England and managed to keep our noses in front against France.
"I think I am only going to last a year or two in this job. I'm either going to be dead or fired because I will blow a gasket.
"It was real seat of the pants stuff, but I have to say we maintained consistency throughout.
"Even at Twickenham we were hard to beat.He [O'Driscoll] is the prince and he deserves what he has earned."