Side-by-side comparison of the 18-55mm IS to the non-IS mk II version suggests that it offers more than simply the addition of an IS unit. The new lens is slightly longer than its predecessor (70mm vs 66mm), and the front element is substantially larger in diameter (44mm vs 37mm); the optical...

Much improved optics compared to Canon's previous non-IS 18-55mm kit lens; Effective image stabilisation; Very compact and lightweight; Good macro performance

All plastic construction; Rotating front element a pain for filter users; Narrow and very loose manual focus ring; Near-useless lens hood