Originally Posted by HarryT
True, but as far as the battery is concerned, 20 5% top-ups and 2 50% top-ups are equivalent. You don't have to take my word for it - there are lots of web sites about lithium polymer batteries which will confirm this.
Does the new one have a lithium polymer (Li-poly) battery? I haven't seen that. I was referring to the Lithium ion (Li-ion) variety that my 505 has.