Renewing or buying your new training partner is not easy. There are many models on the market and at first glance they are very similar, so before going deeper into the purchase you will surely have had a look over them and some will have entered your eye.
The GPS watch isn't just that little accessory you used to wear on your wrist when you went out to train, it's also a fashion accessory that you end up wearing in your daily life. But its main function remains the same, which is to help you train with the different metrics they offer on screen (some more than others, depending on their range).
This is the point that you must deal with more carefully, to be able to determine which is the device that will be most suitable for your particular use. You may have liked a model aesthetically, but if you are a triathlete you will need very specific characteristics, much more extensive than if you are only a runner. Or if you like to run regularly in the mountains, your requirements will be different from those that are mainly for cycling.
This infographic, provided by the colleagues of www.zekidar.com, tries to answer all those doubts. I think it is treated with much care, and can be a basic guide in the purchase of your new equipment, especially if all this technology is strange to you.