Polar Watch FT 4 Vs Accelerator Pro Women's Watch?

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Which is better in your opinion? I've narrowed it down to these too here.
Each lists it's features, but I am really not sure what is good or not. Hehe. New to this.
So could someone compare the two, please? ^.^

Accelerator Pro Women's Watch:
http://store.tech4o.com/products/379892/Accelerator_Pro_Women's

Polar Watch FT 4:
http://www.amazon.ca/Polar-Womens-Heart-Monitor-Purple/dp/B005M1P85O/ref=lh_ni_t