Compare Phones
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| Phone | Coolpad Quattro 4G | Motorola T720 / T721 (GSM) | Samsung Droid Charge | BlackBerry Pearl 3G 9100 / 9105 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
? |
4.3" diag. 5 : 3 |
2.3" diag. 1 : 1 |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
120 x 160 pixels LCD (STN) |
480 x 800 pixels (~217 ppi) AMOLED |
360 x 400 pixels (~238 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? |
| Battery | 1,600 mAh | ? | 1,500 mAh | 1,150 mAh |
| Processor | ? | ? | 1 GHz Samsung Hummingbird | ? |
| RAM | ? | ? | ? | ? |
| Storage | 512 MB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | - | 8 megapixel | 3 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | VGA (640 x 480) | - | 720p HD | ? |
| Front Camera | Yes | - | 1 megapixel | - |
| Weight |
3.31 oz (94g) |
3.56 oz (101g) |
5.06 oz (144g) |
3.3 oz (94g) |
| Dimensions |
4.96" x 2.6" x 0.51" (126 x 66 x 13 mm) |
3.5" x 1.87" x 0.83" (89 x 47 x 21.1 mm) |
5.1" x 2.68" x 0.46" (130 x 68 x 11.7 mm) |
4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm) |
| Form Factor | Slab | Clamshell | Slab | Slab |
| Platform / OS | Android | (proprietary) | Android | BlackBerry OS |
| Network Bands |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
GSM: 850, 1900 |
4G LTE: 13 CDMA: 850, 1900 |
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| Data Technology | LTE (Cat 3) | GPRS | LTE (Cat 3) | HSDPA 3.6 |
| Features | ||||
| GPS / Location | n/a | - | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | n/a | - | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
| Multiple Languages | n/a | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | - | Yes | - |
| Alerts | ||||
| Extra Display | - | Yes | - | - |
| Ringer Profiles | - | - | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | - | Yes | Yes |
| Mobile Hotspot | n/a | - | n/a | n/a |
| USB | Yes | - |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | Yes | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | n/a | - | n/a | n/a |
| Ringer ID | n/a | Yes | n/a | n/a |
| Voice Dialing | n/a | Yes | n/a | n/a |
| Customization | ||||
| Changeable Body Plates | - | Yes | - | - |
| Custom Graphics | n/a | Yes | n/a | n/a |
| Custom Ringtones | n/a | Yes | n/a | n/a |
| Real-Music Ringers | n/a | - | n/a | n/a |
| Data & Network | ||||
| Data Tethering | n/a | Yes | n/a | n/a |
| WAP / Web Browser | n/a | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | n/a | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes * |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | Yes | n/a | n/a |
| EMS / Picture Messaging | n/a | Yes | n/a | n/a |
| Instant Messaging | n/a | - | n/a | n/a |
| MMS | n/a | - | n/a | n/a |
| Text Messaging Templates | n/a | Yes | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | Yes | Yes |
| Music Player | n/a | - | n/a | n/a |
| Photo & Video | ||||
| DLNA | - | - | Yes | - |
| TV Output | - | - | Yes | - |
| Video Calling | n/a | - | n/a | n/a |
| Productivity | ||||
| Alarm | n/a | Yes | n/a | n/a |
| Calculator | n/a | Yes | n/a | n/a |
| Calendar | n/a | Yes | n/a | n/a |
| To-Do List | n/a | - | n/a | n/a |
| Voice Memo | n/a | Yes | n/a | n/a |
| Software | ||||
| Games | n/a | Yes | n/a | n/a |
| Java (J2ME) | n/a | Yes | n/a | n/a |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | Yes | n/a | n/a |
| Speaker Phone | Yes | - | Yes | Yes |
| * Some versions only | ||||
| Coolpad Quattro 4G | Motorola T720 / T721 (GSM) | Samsung Droid Charge | BlackBerry Pearl 3G 9100 / 9105 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Coolpad Quattro 4G | Motorola T720 / T721 (GSM) | Samsung Droid Charge | BlackBerry Pearl 3G 9100 / 9105 |
