! Unikalne E2831 vs Sony Ericsson C702
| Type | Bar (classic) | Bar (classic) |
| Waterproofness & dust-resistance |  | IP54 |
| Dimensions | 112.00 x 50.00 x 12.50 mm | 106.00 x 48.00 x 15.50 mm |
| Weight | 100.00 g | 105.00 g |
| Display size | 2.20" | 2.20" |
| Display | Color / TFT 256k colors 240 x 320 px (2.20") 182 ppi | Color / TFT 256k colors 240 x 320 px (2.20") 182 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 130 min. (2.2 h) | 2G: 420 min. (7.0 h) 3G: 300 min. (5.0 h) |
| Video talk time (max.) | nd | 90 min. (1.5 h) |
| Stand-by (max.) | 2G: 300 h. (12.5 days) | 2G: 300 h. (12.5 days) 3G: 300 h. (12.5 days) |
| Standard battery | Li-Ion 960 mAhBuy powerbank
| Li-Po 950 mAhBuy powerbank
|
| Quick battery charging | | |
| Wireless battery charging | | |
| Phonebook memory | 1000 places | 1000 places |
| Internal memory | | 150 MB |
| Memory cards |  microSD up to 2 GBBuy memory card | Memory Stick Micro (M2) up to 4 GBBuy memory card |
| Operating system | Linux | - |
| Processor | TI OMAP730 | ARM9 |
| Processor clock | 200 MHz | 180 MHz |
| GPU | - | - |
| Touchscreen | | |
| DualSIM | | |
| Announced | | 2Q 2008 |
| Other names | - | C702i; Ning |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | | 2100 |
| LTE standard | | |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Photo matrix | 1.3 Mpx | 3.2 Mpx |
| Resolution | 1280x960 px | 2048x1536 px |
| Optical zoom | | |
| Digital zoom | 4x | 2x |
| Flash | | LED |
| Dual-colour LED flash | | |
| Video resolution | 176x144 px | 320x240 px |
| Video formats | H.263, MPEG4 - 8 fps | MPEG4, H.263 - 30 fps |
| Additional | - | AF |
CAMERAS - FRONT
| First camera | | |
| Photo matrix | nd | 0.3 Mpx |
| Resolution | nd | 640x480 px |
| Optical zoom | nd | |
| Flash | nd | |
| Dual-colour LED flash | nd | |
| Additional | nd | FF |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | | |
| HSUPA | | |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | |
| LTE UP | | |
| WIMAX+ | | |
| GPRS | class 10 | class 10 |
| EDGE | | class 10 |
| Bluetooth | v1.2 | v2.0 EDR |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g | |
| WiFi frequencies | 2,4 GHz | |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v1.1 | v2.0 |
| GPS | | |
| A-GPS | | |
| Beidou | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | v4.3 |
| MMS | | v1.2 |
| Dictionary | | T9 |
| Swype | | |
| e-mail client | POP3, SMTP, eSMTP | POP3, IMAP, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | z RDS |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | |
| HD Voice | | |
| Sound formats | AAC, AMR, WAV | AAC, AAC+, AMR, WMA, eAAC+ |
| Polyphony | 40 voices | 72 voices |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 | MIDP 2.0 3D |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | v1.2 |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |