| Attribute | Celkon C550 × | ZTE R221 × |
|---|---|---|
| General | ||
| Brand | Celkon | Zte |
| Launch | ||
| Announced | 2011-01-01 | 2010-01-01 |
| Body | ||
| Width (mm) | 14.9 | 14 |
| Length (mm) | 112.2 | 108 |
| Height (mm) | 48.5 | 47 |
| Weight (g) | 82 | 80 |
| SIM | Dual SIM (Mini-SIM) | Dual SIM (Mini-SIM) |
| Network | ||
| Technology |
|
|
| 2G bands |
|
|
| Memory | ||
| Card slot | microSDHC (dedicated slot) | microSD (dedicated slot) |
| Internal | - |
|
| Display | ||
| Size (in) | 2.4 | 1.8 |
| Resolution (px) | 240 x 320 | 128 x 160 |
| Display Type | TFT | TFT |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | Li-Ion |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | Yes | No |
| Comms | ||
| WLAN | No | No |
| Bluetooth | 2.0 | No |
| GPS | - | - |
| Radio | Stereo FM radio | FM radio |
| USB | microUSB | No |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | + | - |
| Misc | ||
| Colors |
|
|
| Phonebook | 500 entries | 500 entries |
| Call records | Yes | Yes |
| Features | ||
| Messaging | SMS, MMS | SMS |
| Browser | - | No |
| Games | Yes | Yes |
| Java | No | No |
| Stand-by (h) | 550 | 280 |
| Talk time (h) | Up to 6 h 40 min | Up to 9 h |