[chopin]

Or you just market your 1000 mAh battery as 950 mAh battery. But, uhhmm, honesty and marketing...

If you can't charge the battery to 1000 mAh, then state so.

[fomine3]

Note that Apple doesn't specify battery capacity spec on iPhone.

[mavhc]

You can charge it to that, but you don't want to keep it there, will cause the battery to age faster