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| Phone | Ericsson T66 | Coolpad Defiant | Pantech Matrix Pro C820 | Motorola i450 / i455 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
5" diag. 16 : 9 |
2.4" diag. 4 : 3 |
? |
| Display Resolution & Type | ? |
480 x 854 pixels (~196 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
130 x 130 pixels LCD (STN) |
| Display Refresh | ? | 60 Hz | ? | ? |
| Battery | ? | 2,450 mAh | 1,320 mAh | ? |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 425 (MSM8917) | 528 MHz ARM 11 | ? |
| RAM | ? | 1 GB | ? | ? |
| Storage | ? raw hardware | 8 GB | ? raw hardware | ? raw hardware |
| Main Camera | - | 5 megapixel | 2 megapixel | - |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | - | 720p HD | QCIF (176 x 144) | - |
| Front Camera | - | 2 megapixel | - | - |
| Weight |
2.08 oz (59g) |
6.5 oz (184g) |
5.34 oz (151g) |
4.5 oz (128g) |
| Dimensions |
3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm) |
5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm) |
4.2" x 2" x 0.9" (107 x 51 x 22.9 mm) |
3.5" x 2" x 1.1" (89 x 51 x 27.9 mm) |
| Form Factor | Slab | Slab | Slide | Clamshell |
| Platform / OS | (proprietary) | Android | Windows Mobile Standard | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
iDEN: 800 |
| Data Technology | - | LTE (Cat 4) | HSDPA 3.6 | - |
| Features | ||||
| Flashlight | - | Yes | - | - |
| GPS / Location | - | n/a | n/a | Yes |
| Accessibility | ||||
| Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | - | Yes |
| Ringer Profiles | Yes | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | - | Yes | Yes | - |
| USB | - |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - |
| 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 | Yes | n/a | n/a | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes * |
| Data & Network | ||||
| Data Tethering | - | n/a | n/a | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | Yes | - |
| Touch Screen | - |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | - | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | - |
| EMS / Picture Messaging | Yes | n/a | n/a | - |
| Instant Messaging | - | n/a | n/a | - |
| MMS | - | n/a | n/a | Yes |
| Text Messaging Templates | Yes | n/a | n/a | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | - | Yes | - | - |
| Music Player | - | n/a | n/a | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | - |
| Calculator | Yes | n/a | n/a | - |
| Calendar | Yes | n/a | n/a | Yes |
| To-Do List | Yes | n/a | n/a | - |
| Voice Memo | - | n/a | n/a | Yes |
| Software | ||||
| Games | Yes | n/a | n/a | Yes |
| Java (J2ME) | - | n/a | n/a | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | - | n/a | n/a | Yes |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | - | Yes | Yes | Yes |
| * Some versions only | ||||
| Ericsson T66 | Coolpad Defiant | Pantech Matrix Pro C820 | Motorola i450 / i455 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Ericsson T66 | Coolpad Defiant | Pantech Matrix Pro C820 | Motorola i450 / i455 |
