Comparison of Samsung R640 Character and HTC Touch Dual [S]ave
| Attribute |  Samsung R640 Character × |  HTC Touch Dual × |
|---|---|---|
| General | ||
| Brand | Samsung | Htc |
| Launch | ||
| Announced | 2011-07-01 | 2007-10-01 |
| Body | ||
| Width (mm) | 15 | 15.8 |
| Length (mm) | 107 | 107 |
| Height (mm) | 55 | 55 |
| Weight (g) | 120 | 120 |
| SIM | Mini-SIM | Mini-SIM |
| Network | ||
| Technology |
|
|
| 2G bands |
|
|
| 3G bands |
|
|
| Speed |
|
|
| Platform | ||
| OS | - | Microsoft Windows Mobile 6.0 Professional |
| Chipset | - | Qualcomm MSM7200 |
| CPU | - | 400 MHz ARM 11 |
| GPU | - | Adreno 130 |
| Memory | ||
| Card slot | microSDHC (dedicated slot) | microSD (dedicated slot) |
| Internal | - |
|
| Display | ||
| Size (in) | 2.8 | 2.6 |
| Resolution (px) | 240 x 320 | 240 x 320 |
| Display Type | TFT | TFT resistive touchscreen |
| Battery | ||
| Type | Removable | Removable |
| Capcity (mAh) | Li-Ion | Li-Ion |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | - | Yes |
| Selfie Camera | ||
| Selfie Camera Type | - | Single |
| Selfie Camera Properties | - |
|
| Comms | ||
| WLAN | No | No |
| Bluetooth | 2.1, A2DP, EDR | 2.0 |
| GPS | - | - |
| Radio | No | No |
| USB | microUSB 2.0 | miniUSB |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | + | - |
| Misc | ||
| Colors |
|
|
| SAR Head (W/kg) | 0.5 | 1.2 |
| SAR Body (W/kg) | 0.97 | 0.73 |
| Keyboard | QWERTY | Half-QWERTY |
| Phonebook | Yes, Photocall | - |
| Alert types | - | Vibration; Downloadable polyphonic, MP3 ringtones |
| Call records | Yes | - |
| Features | ||
| Browser | - | WAP 2.0/xHTML, HTML (PocketIE) |
| Stand-by (h) | 288 | 250 |
| Messaging | SMS, Email | - |
| Talk time (h) | Up to 5 h | Up to 5 h |
| Games | Yes | - |
| Java | No | - |
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