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| Phone | Coolpad Quattro 4G | Pantech Matrix Pro C820 | Sanyo RL-4920 |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size |
4" diag. 5 : 3 |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 112 pixels LCD (Color) |
| Display Refresh | 60 Hz | ? | ? |
| Battery | 1,600 mAh | 1,320 mAh | 1,700 mAh |
| Processor | ? | 528 MHz ARM 11 | ? |
| RAM | ? | ? | ? |
| Storage | 512 MB | ? raw hardware | ? raw hardware |
| Main Camera | 3 megapixel | 2 megapixel | - |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | VGA (640 x 480) | QCIF (176 x 144) | - |
| Front Camera | Yes | - | - |
| Weight |
3.31 oz (94g) |
5.34 oz (151g) |
4.03 oz (114g) |
| Dimensions |
4.96" x 2.6" x 0.51" (126 x 66 x 13 mm) |
4.2" x 2" x 0.9" (107 x 51 x 22.9 mm) |
4.22" x 1.85" x 0.85" (107 x 47 x 21.6 mm) |
| Form Factor | Slab | Slide | Slab |
| Platform / OS | Android | Windows Mobile Standard | (proprietary) |
| Network Bands |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | LTE (Cat 3) | HSDPA 3.6 | 1xRTT |
| Features | |||
| GPS / Location | n/a | n/a | Yes |
| Accessibility | |||
| Hearing Aid Compatible |
Yes M4, T3 (mostly tele-coil compatible) |
- | - |
| Multiple Languages | n/a | n/a | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes |
| Alerts | |||
| Ringer Profiles | - | Yes | - |
| Connectivity | |||
| Bluetooth | Yes | Yes | - |
| Mobile Hotspot | n/a | n/a | - |
| USB | Yes | Yes | Yes |
| Wi-Fi | Yes | - | - |
| Contacts | |||
| Picture ID | n/a | n/a | Yes |
| Ringer ID | n/a | n/a | Yes |
| Voice Dialing | n/a | n/a | Yes |
| Customization | |||
| Custom Graphics | n/a | n/a | Yes |
| Custom Ringtones | n/a | n/a | Yes |
| Real-Music Ringers | n/a | n/a | - |
| Data & Network | |||
| Data Tethering | n/a | n/a | - |
| WAP / Web Browser | n/a | n/a | Yes |
| Input | |||
| Predictive Text Entry | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | - |
| Touch Screen |
Yes Capacitive |
- | - |
| Memory | |||
| Memory Card Slot | Yes | Yes | - |
| Messaging | |||
| Email Client | n/a | n/a | - |
| Instant Messaging | n/a | n/a | - |
| MMS | n/a | n/a | - |
| Music | |||
| Headphone Jack (3.5mm) | Yes | - | - |
| Music Player | n/a | n/a | - |
| Productivity | |||
| Alarm | n/a | n/a | Yes |
| Calculator | n/a | n/a | Yes |
| Calendar | n/a | n/a | Yes |
| To-Do List | n/a | n/a | Yes |
| Voice Memo | n/a | n/a | Yes |
| Software | |||
| Games | n/a | n/a | Yes |
| Java (J2ME) | n/a | n/a | Yes |
| Voice | |||
| Call Screening | - | - | Yes |
| Headset Jack (2.5 mm) | n/a | n/a | Yes |
| Push-To-Talk | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes |
| Coolpad Quattro 4G | Pantech Matrix Pro C820 | Sanyo RL-4920 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Coolpad Quattro 4G | Pantech Matrix Pro C820 | Sanyo RL-4920 |
