Comparison of Samsung U450 DoubleTake and Samsung i400 [S]ave
| Attribute |  Samsung U450 DoubleTake × |  Samsung i400 × |
|---|---|---|
| General | ||
| Brand | Samsung | Samsung |
| Launch | ||
| Announced | 2009-07-01 | 2007-04-01 |
| Body | ||
| Width (mm) | 17 | 15.8 |
| Length (mm) | 108 | 101 |
| Height (mm) | 53 | 50 |
| Weight (g) | 100 | 92 |
| SIM | Mini-SIM | Mini-SIM |
| Network | ||
| Technology |
|
|
| 2G bands |
|
|
| 3G bands |
| - |
| Speed |
| - |
| Platform | ||
| OS | - | Symbian OS 9.2 |
| Chipset | - | TI OMAP 2430 |
| CPU | - | 330 MHz ARM 1136 |
| GPU | - | PowerVR MBX |
| Memory | ||
| Card slot | microSD (dedicated slot) | microSD (dedicated slot) |
| Internal | - |
|
| Display | ||
| Size (in) | 2.1 | 2.3 |
| Resolution (px) | 176 x 220 | 320 x 240 |
| Display Type | TFT | TFT |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | battery |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | No | Yes |
| Comms | ||
| WLAN | No | No |
| Bluetooth | 2.1, A2DP | 2.0, A2DP |
| GPS | - | - |
| Radio | No | No |
| USB | microUSB 2.0 | 2.0 |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | - | - |
| Misc | ||
| Colors |
|
|
| SAR EU Head (W/kg) | - | 0.2 |
| SAR Head (W/kg) | 0.72 | 0.21 |
| SAR Body (W/kg) | 0.57 | 0.26 |
| Keyboard | QWERTY | - |
| Phonebook | 1000 entries, Photocall | - |
| Call records | Yes | - |
| Alert types | - | Vibration; Downloadable polyphonic, MP3 ringtones |
| Features | ||
| Browser | WAP 2.0/xHTML | WAP 2.0 / HTML |
| Messaging | SMS, MMS, Email, IM | - |
| Games | Yes | - |
| Java | Yes, MIDP 2.0 | - |
| Stand-by (h) | 300 | - |
| Talk time (h) | Up to 5 h | - |
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