Why Upgrade from the 7424 to the 7424XP Porter Cable? The new Porter Cable 7424 XP new design reduces vibration while maximizing efficiency. The machine is also more powerful then ever! Porter Cable increased the max. OPM from 6,000 to 6,800, and gave the 7424 XP a more powerful motor so that you will get the same great results, just faster.
User friendly upgrades include:
Porter cable also upgraded the 7424XP by upgrading it to a more durable power switch. A newer cooler and more Ergonomic design makes this polisher easier to hold and use while making it more comfortable which gives you more control over the tool.