Comparison of Sony CMD Z1 and Siemens SX45 [S]ave
| Attribute |  Siemens SX45 × | Sony CMD Z1 × |
|---|---|---|
| General | ||
| Brand | Siemens | Sony |
| Launch | ||
| Announced | 2001-01-01 | 1997-01-01 |
| Body | ||
| Width (mm) | 26 | 24 |
| Length (mm) | 134 | 99 |
| Height (mm) | 87 | 64 |
| Weight (g) | 330 | 220 |
| SIM | Mini-SIM | Mini-SIM |
| Network | ||
| Technology |
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| 2G bands |
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| Platform | ||
| OS | Microsoft Windows CE 3.0 for PocketPC | - |
| CPU | 64-bit NEC VR4122 150 MHz | - |
| Memory | ||
| Card slot | No | No |
| Internal |
| - |
| Display | ||
| Resolution (px) | 240 x 320 | 97 x 32 |
| Display Type | TFT resistive touchscreen | Monochrome graphic |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | Li-Ion |
| Comms | ||
| WLAN | No | No |
| Bluetooth | No | No |
| GPS | - | - |
| Radio | No | No |
| Sound | ||
| Loudspeaker | - | - |
| 3.5mm jack | - | - |
| Phonebook | - | SIM only |
| Alert types | Monophonic ringtones | Monophonic ringtones |
| Infrared port | Yes | - |
| Features | ||
| Messaging | - | SMS |
| Browser | WAP 1.2, HTML | - |
| Clock | Yes | Yes |
| Alarm | Yes | Yes |
| Stand-by (h) | 150 | 80 |
| Games | - | No |
| Talk time (h) | Up to 2 h | 10 h |
| Java | - | No |
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