Manufacture | BenQ-Siemens | Sony Ericsson |
Model | P51 | K550 |
Form factor | Block | Block |
Weight | 170 gram | 85.00 |
Dimensions (HxWxD) | 122 x 60 x 20 | 102.00 x 46.00 x 14.00 |
Operating System | Other | Other |
Networks | 2G - 900/1800
| 2G - 850/900/1800/1900
|
HSCSD | | |
GPRS | | |
EDGE | | |
UMTS | | |
HSDPA | | |
HSPA+ | | |
WiMAX | | |
LTE (4G light) | | |
WLAN / Wi-Fi | | |
Wi-Fi Hotspot | | |
Wi-Fi Direct | | |
SMS | | |
MMS | | |
Email | | |
HDMI out | | |
USB port | | |
MHL | | |
Bluetooth | | |
Bluetooth version | NA | NA |
DLNA | | |
GPS | | |
Glonass | | |
ANT+ | | |
IrDA | | |
NFC | | |
3.5 mm audio connector | | |
Camera | | |
Camera resolution | 1.3 Megapixels | 2 Megapixels with auto-focus. 2.25x digital zoom |
Image Stabilization | | |
BSI sensor | | |
Camera Flash/Light | | |
Flash type | NA | NA |
Video recording | | |
Video capture resolution | NA | NA |
Second Camera | NA | NA |
Display size | 2.8 inches | 1.90 |
Touchscreen | | |
Colour display | | |
Number of colours | 65536 | 262144 |
Display width | 240 | 176 |
Display height | 320 | 220 |
PPI | 142.86 | 148.28 |
Second Display | NA | NA |
CPU | NA | NA |
GPU | NA | NA |
Memory | 128 MB, 128 MB Flash | 64MB. Expandable with Memory Stick Micro card |
Micro SIM | | |
Dual SIM | | |
MP3 | | |
Ringtones / Music file format | Polyphonic 64 voices | Polyphonic, MP3, AAC |
Java | | |
Games | Yes | Java |
FM Radio | | |
Battery | Li-Ion 1370 mAh | 950 mAh |
Standby time (h) | 150 | 350 |
Talktime (m) | 240 | 420 |
Wireless Charging | | |
Browser | 2.0 | 2.0 XHTML |
Calendar | | |
Voicedialing | | |
IP Code | NA | NA |
Predictive text | | |
RSS reader | | |
Voicememo | | |
PC Synchronization | | |
SyncML | | |
Website | Website | Website |