<Tr> <Th> M&P22 </Th> <Td> 4.1 </Td> <Td>. 22 LR </Td> <Td> 10 or 12 </Td> <Td> 1.6 × 5.5 × 7.5 (with thumb safety, 1.2 wide w / o) </Td> <Td> 24.0 </Td> <Td> Black </Td> </Tr> <Tr> <Th> M&P22 Compact </Th> <Td> 3.6 </Td> <Td>. 22 LR </Td> <Td> 10 </Td> <Td> 1.5 × 5.0 × 6.7 (with thumb safety) </Td> <Td> 15.3 </Td> <Td> Black </Td> </Tr> <Tr> <Th> Compact </Th> <Td> 3.5 </Td> <Td> 9mm . 40 S&W . 357 SIG </Td> <Td> 10 or 12 10 10 </Td> <Td> 1.2 × 4.3 × 6.7 </Td> <Td> 21.7 21.9 22.2 </Td> <Td> Black or Dark Earth </Td> </Tr> <Tr> <Th> Full Size </Th> <Td> 4.25 </Td> <Td> 9mm . 40 S&W . 357 SIG </Td> <Td> 10 or 17 10 or 15 10 or 15 </Td> <Td> 1.2 × 5.5 × 7.5 </Td> <Td> 24.0 24.25 25.5 </Td> <Td>. 357 SIG Black <P>. 40 S&W & 9mm Black or Dark Earth </P> </Td> </Tr>

What's the difference between m&p and m&p shield