It can seem very hard to find a new bike when you have so many choices. Even for those people who are paid to ride, buying a new bike is hard. Considering the various factors makes purchasing a bike tough. Evaluate the safety, comfort, and use of the future bike. You also need to see how the bike looks, and how frequently you’ll ride and the location of those rides. All the existing options make it hard to make a choice; this choice is made more difficult by all the emerging technologies. Take the easy road, and use the tests we suggest to choose your new ride.
It is important to know how your bike comes to a stop. It is vital you understand how your brakes work and what brakes will be best suited for your style of cycling. If you only want a bike to use occasionally as a hobby, you can go with normal brakes which are just small pads designed to clasp the wheel when used. For more hardcore cycling on tough terrain you may want some better brakes. The best kind of braking system to choose for this style of riding is the disk brakes, because they are build to handle more and are less apt to fail under stress.
For road bikes take away 9 inches from the total of your inseam. This is to account for the size of tires you will use on a road bike. Designed for cycling around the city road bike tires are thin. For a mountain bike you will need to take 12" away from your total inseam. Again this is to account for the size of tires. These tires are designed to handle rocky and jagged terrain so are therefore thicker. You can use mountain bikes for city cycling, but the opposite is not true and they are nowhere near as good on city streets as road bikes.
It is important that you allow adequate room between you and the crossbar. When selecting a bike make sure you move the seat up slightly, to around a few inches above the height of the crossbar. Your feet should still comfortably rest on the ground. Each type of bike requires different clearances. A touring published here bike for example will require around 1", perhaps slightly more. With a mountain bike however you will need some more, 3 inches should suffice.
When you get a bike your main goal should be to find one that physically suits you. Selecting a bike with a good fit for you is of the utmost importance, when using a bike as the main way to get from A to B. Comfort and safety are both very important.