Nokia
208

When the Nokia 208 was announced, the company stated that it was "designed for people who like a classic phone and traditional keypad but don't want to miss out on smartphone experiences, like staying connected to social media and accessing the Internet". In addition to talk and text capabilities, it also supported Mail for (Microsoft) Exchange with email and calendar capabilities.  It had exceptional battery life with up to 33 days of standby time. When it was launched it cost $68 (€52).