When you are expecting a baby, there is an entire house full of stuff you will need to get. One of those big-ticket items is the pushchair, and chances are you will take your time researching the best pushchair to make sure you have the Rolls Royce of prams. Everything is great until two to three years later and along comes baby number two: do you upgrade to a two-seater at more expense when you know your toddler won’t use it all the time, or give in to carrying one or the other?