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Upgrade from Forerunner 645?

Should I upgrade from my Forerunner 645? This seems like a better watch all-around, but would I be downgrading any sensors or features moving to the 255?

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Lucinda over 3 years ago +3

You will get more features on the 255. A lot of functionality has been added since the 645 was introduced. The only difference is the 255 does not have a metal bezel. If you like the dressier look, you…

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0 caferey over 3 years ago

Make a side by side comparison. Should be a significant upgrade.

0 Lucinda over 3 years ago

You will get more features on the 255. A lot of functionality has been added since the 645 was introduced. The only difference is the 255 does not have a metal bezel. If you like the dressier look, you won't find than in any other Forerunner