Originally Posted by
indyfabz
How long does a full charge last? (Another honest question.) I have sometimes gone for long days without (practicable) access to power, and I like to save the external battery I carry for the phone.
Originally Posted by
Steve B.
The Garmin 1040 goes 35 hrs. The solar version much longer. With external batteries, you could likely go a week of usage..
Can confirm the first part; it will go even longer if you set it to less-than-max GPS precision.
A friend who has the 1040 Solar told me that it doesn't really add much runtime. Some, sure...But not enough to make it worth the extra $150 unless you really need max runtime.