On the left, an original Sony NEX battery, named NP-FW50, costs about 70€ in Romania. On the right, Power3000 PL655B.823, a battery for the NEX series, costs about 30€ in Romania. I got the one on the right as a backup and used it a few times with my NEX-3N (fitted with Sony 16-50mm f/3.5-5.6 […]