Surely not. I have 4000 mAh Chinese phone and it works 2 full days with normal (browsing, GPS, pdf reading) use. I don't doubt it's not "metric" 4000 mAh, but s

Surely not. I have 4000 mAh Chinese phone and it works 2 full days with normal (browsing, GPS, pdf reading) use. I don't doubt it's not "metric" 4000 mAh, but surely more than 1000 mAh, maybe 2000-3000 mAh.