Comparison of BlackBerry 7730 and BlackBerry 6720 [S]ave
| Attribute |  BlackBerry 7730 × | BlackBerry 6720 × |
|---|---|---|
| General | ||
| Brand | Blackberry | Blackberry |
| Launch | ||
| Announced | 2004, Q1 | 2003, Q2 |
| Body | ||
| Width (mm) | 18 | 18 |
| Length (mm) | 121 | 121 |
| Height (mm) | 77 | 77 |
| Weight (g) | 142 | 138 |
| SIM | Mini-SIM | Mini-SIM |
| Network | ||
| Technology |
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| 2G bands |
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| Platform | ||
| OS | BlackBerry OS | BlackBerry OS |
| Memory | ||
| Card slot | No | No |
| Internal |
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| Display | ||
| Size (in) | 3 | 3 |
| Resolution (px) | 240 x 240 | 160 x 160 |
| Display Type | 65K colors | Monochrome |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | Li-Ion |
| Comms | ||
| WLAN | No | No |
| Bluetooth | No | No |
| GPS | - | - |
| Radio | No | No |
| USB | Proprietary | Proprietary |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | - | - |
| Keyboard | QWERTY | QWERTY |
| Alert types | Vibration; Monophonic ringtones | Vibration; Monophonic ringtones |
| Features | ||
| Browser | HTML | HTML |
| Stand-by (h) | 200 | 240 |
| Talk time (h) | Up to 5 h | Up to 4 h |
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