D3: Produces a lower flight and less spin versus the D2. 440cc deep face pear profile. D2: Delivers higher trajectory and more dynamic face closure versus the D3. 460cc pear profile provides confidence and stability. More forgiving on miss-hits. You can also go to the top of this page, where it says golf clubs. Click on it and go to drivers and it will give you detailed information regarding both clubs. Cheers, Chuck