Sat navs: How to buy the best sat nav
- The advantages of sat navs and sat nav apps
- The difference between TomTom and Garmin devices
- Free apps and paid for apps
- The 'must have' features
What's in this guide
Choosing between a sat nav or sat nav app
Should you buy a stand alone sat nav, or download a sat nav app? 
Should I buy a TomTom sat nav?
A guide to the features of a TomTom sat nav
Should I buy a Garmin sat nav?
A guide to the features of a Garmin sat nav
Free apps vs paid-for apps
Is it best to download a free sat nav app, or should you pay for an app?
