| Hardware and OS | Nokia Asha 303 | |
| Operating System | Nokia Asha | |
| Processor | 1 GHz | |
| RAM | 128 MB | |
| Internal Memory | 256 MB | |
| Expandable Memory | Yes, Up to 32 GB | |
| Display | Nokia Asha 303 | other phones |
| Screen Size | 2.6 inches (6.6 cm) | |
| Resolution | 240 x 320 pixels | |
| Display Type | LCD | |
| Pixel Density | 154 ppi | |
| Touch Screen | Yes, Capacitive Touchscreen | |
| Main Camera | Nokia Asha 303 | other phones |
| Resolution | 3.2 MP Primary Camera | |
| Image Resolution | 2048 x 1536 Pixels | |
| Camera Features | Digital Zoom | |
| Camera Setup | Single | |
| Video Recording | 640x480 @ 20 fps | |
| Connectivity | Nokia Asha 303 | other phones |
| Network | 3G, 2G | |
| SIM 1 | 3G Bands: UMTS 1700 / 1900 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 10.2 Mbit/s ?, HSUPA 2 Mbit/s ? GPRS: Class 33 EDGE: Class 32 | |
| Bluetooth | Yes, v2.1 | |
| Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | |
| USB Connectivity | microUSB, microUSB 2.0 | |
| Multimedia | Nokia Asha 303 | other phones |
| Audio Jack | 3.5 mm | |
| FM Radio | Yes, RDS, Stereo FM | |
| Video Player | Yes, Video Formats: 3GP, WMV | |
| Design | Nokia Asha 303 | other phones |
| Height | 116.5 mm | |
| Width | 55.7 mm | |
| Thickness | 13.90 mm | |
| Weight | 99 grams | |
| Colours | Green, Purple, Red, White, Graphite, Aqua | |
| Battery | Nokia Asha 303 | other phones |
| Type | Li-ion | |
| Capacity | 1300 mAh | |
| Standby time | Up to 840 Hours(3G) / Up to 720 Hours(2G) | |
| TalkTime | Up to 7.2 Hours(3G) / Up to 8.2 Hours(2G) | |
| Features | Nokia Asha 303 | other phones |
| Other Facilities | Calculator, Converter, World clock, Calendar, Alarm | |