The short answer is, potentially a whole lot! Not to mention the added health benefits, as well as helping to not destroy the planet. There are loads of great websites online to calculate how much you could save commuting by bike, such as the free Cycle to Work Calculator, and if you want to quickly figure out how much money a car commute costs you in petrol, head over to the Journey Price Calculator.
Our Simon in Edinburgh Bicycle Co-op head office figured out that if he bought a £500 bike instead of driving, he’d save £345 a year and would have paid off the bike in 154 days! Not too shabby. Here’s an infographic run-down of the kind of wealth awaiting you if you switch to riding a bike.