Canon PowerShot Elph 510 HS

It is a truism in photography that the best camera is the one you have with you. In that spirit, whenever I’m asked for advice on what new camera someone should buy, I try to figure out not just their budget and needs, but how much camera they’re really likely to be willing to carry around. For many, it isn’t obvious what they gain by “trading-up” to a larger, heavier, and more-expensive model. While it is always dangerous to generalize, there are certain rules of thumb about the pros and cons of various types of current-model digital cameras. We’ll help you sort through your options…