| Hardware and OS | MWg UBiQUiO 503g | |
| Operating system | Microsoft Windows Mobile 6 Professional | |
| Processor | Intel XScale PXA 270 520 MHz | |
| Internal memory | 96 MB RAM, 192 MB ROM | |
| External memory | microSD (dedicated slot) | |
| Display | MWg UBiQUiO 503g | other phones |
| Type | TFT | |
| Size | 2.4" inc | |
| Resolution | 320 x 240 px | |
| Touchscreen | resistive touchscreen | |
| Screen-to-Body Ratio | 22.3% | |
| Display area | 17.8 cm2 | |
| Display aspect ratio | 4:3 (height:width) | |
| Pixel Density | 167 PPI | |
| Connectivity | MWg UBiQUiO 503g | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | |
| Wi-Fi | Wi-Fi 802.11b/g | |
| Network | GSM / HSPA | |
| SIM card | Mini-SIM | |
| Bluetooth | 1.2, A2DP | |
| Edge | Class 10 | |
| GPRS | Class 10 | |
| GPS | No | |
| Speed | HSPA 3.6/0.384 Mbps | |
| USB | miniUSB 1.1 | |
| Camera | MWg UBiQUiO 503g | other phones |
| Main camera | 2 MP, Single | |
| Specs | 2 MP, AF | |
| Video | Yes | |
| Selfie camera | 0.3 MP, Single | |
| Multimedia | MWg UBiQUiO 503g | other phones |
| 3.5 mm Jack | No | |
| Radio | No | |
| Design | MWg UBiQUiO 503g | other phones |
| Colors | Black, Gray | |
| Dimensions | 123 x 65 x 17 mm | |
| Weight | 157 g | |
| Battery | MWg UBiQUiO 503g | other phones |
| Battery capacity | 1500 mAh, Removable Li-Ion | |
| Battery life | Stand by time- Up to 250 h Talking time- Up to 4 h
| |
| Other | MWg UBiQUiO 503g | other phones |
| Release date | 2007, April | |
| Sensors | | |