Many different means of evaluating a bike make purchasing a new one difficult. Take heart! Even professional cyclists struggle when choosing their next bicycle. All the varieties and options make it really hard to buy a new bike. Imagine the future: how safe, comfy and stylish do you need the bike to be. How far will you ride and where will you be riding? Keeping on top of all the new ideas coming out with bicycling, as well as choosing between the old options, makes choosing a bike hard. Simply apply this test as you go to get your new bike.
It goes without saying that choosing the correctly sized bike is of utmost importance. For this you must calculate your inseam. To do this, simply run a measuring tape up the inside of your leg from the bottom of your foot to your groin. You should be able to sit on your bike while keeping both feet flat on the ground. This is for saftey reasons and will allow you to stop the bike if your brakes fail, avoiding any injury. You shouldn't keep the bicycle seat at the lowest setting, either. You always want to change the position of the seat so that it is a few inches higher than normal, so keep this in mind when picking your bike. Adjusting your seat up a few inches will give you more clearance between you and the crossbar of your bicycle, which can add quite a bit of comfort to your ride. The ideal seat height can be achieved, by ensuring that your leg is very close to completely extended, when your foot is at it's lowest position while on the pedal.
Be sure to allow room between the crossbar and yourself. When you get a bike useful link be sure to move the seat up a couple of inches from the crossbar. Make certain you can still place both feet flatly on the ground. Each type of bike will require differing clearance amounts. A good example is a touring bike, with these bikes you will only need around 1" difference. However for a mountain bike you will need 3" between the crossbar and yourself.
Your main priority is the physical fit of your bike. This is the most important thing to consider when looking into using a bike to get around. Safety is important when on a bike but do not overlook comfort, otherwise those long rides will soon grow tiresome.