The Frenchman is three years younger than the former Tottenham Hotspur boss, who is trying to drag the R's out of the relegation zone.
"I'm 66 years old but I'm not even contemplating retirement at the moment, I'm still enjoying it," Redknapp told the Daily Mail. "Just look at Sir Alex Ferguson, he is older than me. Arsene Wenger is around the same age, even though he looks older!"
Meanwhile, QPR face a crucial fixture against Aston Villa tomorrow.