It seems that the mobile industry is moving toward a universal charger, and micro-usb connector will take this seat. The standardaization is supposed to start from Europe and will eventually be adopted, possibly, by the rest of the world. Micro-USB is more sleek in size and has the same capabilities as more commonly seen mini-USB.
Micro-USB (left) vs Mini-USB (right)
RIM, the manufacturers of BlackBerry devices, has already committed to micro-usb type connectors that work both as a data transfer as well as charging slot. Also, there several latest models of Nokia that charge on a Micro-USB charger. Several other phones also use them, off and on in different models as their charging and connectivity means but this time it is different.
European commission now, has the backing of inustry leaders and they’ve signed an M0U to support micro USB as a common charging slow on the upcoming devices. CTIA, OMTP, and GSM Association already back micro-USB chargers. This means that you will see more and more micro-USB based devices in the near future.
The companies that back European commission for Micro-USB and signed above mentioned MoU are Nokia, RIM, Apple, LG, Motorla, NEC, Qualcomm, Samsung, Sony Ericsson and Texas Instruments. You can see all industry leaders in the list.