| Sony Ericsson Z310 | GSM 1800
GSM 1900
GSM 850 | 3.2 (oz) | 86 (mm) | 46 (mm) | 25.4 (mm) | Clamshell | 7 (hours) | 300 (hours) | LCD (Color STN) | 128 x 160 pixels | proprietary | 14 (MB) | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | built-in ringtone composer / recordable voice ringers | Yes | Yes | EDGE | Access NetFront WAP 2.0 / xHTML / RSS reader | Technology: T9 | Yes | with handwriting recognition | POP3, IMAP4 | 2-Way: Yes | Yes | Walkman / with tilt control | Resolution: VGA (640 x 480) night mode, white balance, brightness, self-timer | Yes | Yes | Yes | Yes | Yes | Yes |  | LiPolymer | E-OTD | Yes | Yes | Yes | LED | 200 | Yes | Yes | Type: Speaker-dependent (tags) | Yes | Yes | 65,536 (16-bit) | Yes | Yes | Yes | Yes | Some versions only Type: PoC non-BlackBerry versions only | Yes | monchrome LCD / 96 x 64 pixels | Yes | Yes | Yes | Yes | Card Type: M2 (Memory Stick Micro) up to 4 GB | Yes | Yes | 200 MHz Intel XScale | Yes | Yes | OS: UIQ (Symbian) | Layout: QWERTY | Yes | Yes | using Wi-Fi | Rating: M3 (mostly compatible) | Yes | Yes | Yes | Yes | Yes | Some versions only located on right side / W710, Z710 only | Technology: MediaFLO | Yes | Yes | Size: 3 GB 4GB on i300x variant |