Spesifikasi Nokia C2-03
| GENERAL | Network | GSM 900 / 1800 - SIM1 & SIM 2 GSM 850 / 1900 - SIM1 & SIM 2 |
| LAYAR | Tipe | TFT resistive touchscreen, 56K colors |
| Ukuran | 240 x 320 pixels, 2.6 inches - Handwriting recognition | |
| DIMENSI | Ukuran/Berat | 103 x 51.4 x 17 mm / 115 g |
| AUDIO | Fitur | Vibration MP3, WAV ringtones |
| Jack | 3,5mm Jack Audio | |
| Speakerphone | Ya | |
| MEMORY | Internal | 10 MB |
| Eksternal | Slot microSD, up to 32GB, 2GB included | |
| DATA | 3G | Tidak |
| EDGE | Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps | |
| GPRS | Class 12 | |
| WLAN | Tidak | |
| Bluetooth | Ya, v2.1 with A2DP | |
| Infrared | Tidak | |
| USB/Port | Ya, microUSB v2.0 | |
| KAMERA | Primer | 2 MP, 1600x1200 pixels |
| Sekunder | Tidak | |
| Video Record | Ya, QCIF@15fps | |
| BATERAI | Tipe | Standard battery, Li-Ion 1020 mAh (BL-5C) |
| Standby | Up to 400 h | |
| Talk Time | Up to 5 h | |
| FITUR | OS | Series 40 |
| CPU | - | |
| Browser | WAP 2.0/xHTML | |
| GPS | Tidak | |
| Messaging | SMS, MMS, Email, Push Email | |
| Java | Yes, MIDP 2.1 - Dual SIM - Easy Swap SIM support (no reboot required) - Organizer - FlashLite support - Voice memo - Predictive text input | |
| FITUR LAIN | Multiple SIM | Dual On GSM |
| Video Player | - MP4/H.264/H.263 player | |
| MP3 Player | - MP3/AAC/WAV player | |
| Audio Record | Ya | |
| TV | Tidak |
