The battery lasts longer than expected, and sometimes syncing via Bluetooth seems problematic.

On a 100 mile road ride, the battery died in a little over five hours

The battery doesn't work for 5 miles run, or it should be charged right before

Excellent accuracy and great battery life

But battery is kind of poor, not annoying but once or twice a

the battery death in 2 hours2-

The battery is good, but not enough for an all-day activity since the watch is always using 1-seond GPS sampling.

The 1st one lasted also 18 months and then the battery went useless, it didn't charge any more

and I think it kills the battery

The HRM seems to drain the battery

The battery is good, but not enough for an all-day activity since the watch is always using 1-seond GPS sampling.

Battery life if awful

But battery is kind of poor, not annoying but once or twice a

But considering its differences mentioned above, as well as the reported longer battery life and more features (live tracking?

The battery rarely lasts through a long event, like a metric century or a marathon

Pros:-Accurate GPS & HRM-Water resistant-Good battery

Battery is really good too

The battery will run death after 2.5 hours in a long session of training from the day 1 that I bought it

battery died 5 hours into a 7 hour bike rideand when I finally uploaded what it did record the elevation was all screwed up. now to add insult to injury even though the TomTom customer support acknowledgment there is a problem with the watch they're going to charge me a 15% restocking fee

The battery lasts, at best, 6.5 hours

I am not really sure if that is working as