| Manufacture | Motorola | Sony Ericsson |
| Model | MPx | Xperia Arc S |
| Form factor | Clamshell/fold | Block |
| Weight | 174 gram | 117.00 |
| Dimensions (HxWxD) | 100 x 61 x 24 | 125.00 x 63.00 x 8.70 |
| Operating System | Other | Android |
| Networks | 2G - 900/1800/1900
| 2G - 850/900/1800/1900
3G - 800/850/1900/2100 |
| HSCSD | NA |  |
| 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 | 8.1 megapixel, autofocus, 2.4 smart zoom, BRAVIA engine, geo tagging, smile recognition |
| Image Stabilization | | |
| BSI sensor | | |
| Camera Flash/Light | | |
| Flash type | NA | LED |
| Video recording | | |
| Video capture resolution | NA | 720p |
| Second Camera | NA | NA |
| Display size | 2.8 inches | 4.20 |
| Touchscreen | | |
| Colour display | | |
| Number of colours | 65 | 16777216 |
| Display width | 240 | 480 |
| Display height | 320 | 854 |
| PPI | 142.86 | 233.25 |
| Second Display | NA | NA |
| CPU | NA | 1.4 GHz Qualcomm Snapdragon MSM8255 |
| GPU | NA | Adreno 205 |
| Memory | NA | 512 MB. Expandable up to 32 GB with microSD card. 16 GB card included |
| Micro SIM | | |
| Dual SIM | | |
| MP3 | | |
| Ringtones / Music file format | NA | MP3, AAC, AAC+, eAAC+ |
| Java | NA | |
| Games | NA | Yes |
| FM Radio | NA | |
| Battery | NA | 1500 mAh |
| Standby time (h) | 140 | 430 |
| Talktime (m) | 180 | 400 |
| Wireless Charging | | |
| Browser | NA | Android HTML Webkit |
| Calendar | | |
| Voicedialing | NA | |
| IP Code | NA | NA |
| Predictive text | NA | |
| RSS reader | | |
| Voicememo | NA | |
| PC Synchronization | NA | |
| SyncML | NA | |
| Website | Website | Website |
