What are some alternatives?
When comparing Blocks and Fitbit Versa Lite, you can also consider the following products
Moto 360 - The round smart watch is finally here.
Apple Watch Series 2 - The new Apple Watch
Apple Watch Series 3 - Apple's newest internet-connected smartwatch
Tic Watch Pro - A dual screen smart watch with 5-30 days on a single charge
Garmin Venu - A classy, beautiful OLED smartwatch for an active lifestyle
Fitbit Charge - Activity and sleep tracking wristband