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| Phone | Palm Treo 650 (CDMA) | BlackBerry Curve 8320 | Coolpad Quattro 4G |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? | ? |
4" diag. 5 : 3 |
| Display Resolution & Type |
320 x 320 pixels LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz |
| Battery | ? | 1,100 mAh | 1,600 mAh |
| Processor | 312 MHz Intel XScale PXA270 | ? | ? |
| RAM | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | 512 MB |
| Main Camera | Yes | 2 megapixel | 3 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | QVGA (320 x 240) | - | VGA (640 x 480) |
| Front Camera | - | - | Yes |
| Weight |
6.3 oz (179g) |
3.92 oz (111g) |
3.31 oz (94g) |
| Dimensions |
4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm) |
4.21" x 2.36" x 0.61" (107 x 60 x 15.5 mm) |
4.96" x 2.6" x 0.51" (126 x 66 x 13 mm) |
| Platform / OS | Palm OS | BlackBerry OS | Android |
| Network Bands |
CDMA: 850, 1900 |
GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
| Data Technology | 1xRTT | EDGE | LTE (Cat 3) |
| Features | |||
| Accessibility | |||
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Ringer Profiles | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | Yes |
| Infrared (IR) | Yes | - | - |
| USB | - | Yes | Yes |
| Wi-Fi | - |
Yes 802.11 b,g |
Yes |
| Input | |||
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | - |
| Touch Screen | Yes | - |
Yes Capacitive |
| Memory | |||
| Memory Card Slot | Yes | Yes | Yes |
| Music | |||
| Headphone Jack (3.5mm) | - | Yes | Yes |
| Voice | |||
| Speaker Phone | Yes | Yes | Yes |
| Palm Treo 650 (CDMA) | BlackBerry Curve 8320 | Coolpad Quattro 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Palm Treo 650 (CDMA) | BlackBerry Curve 8320 | Coolpad Quattro 4G |
