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| Phone | Samsung SCH-A770 | ZTE MSGM8 II | Pantech Matrix Pro C820 | ZTE Grand X |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Not yet released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size | ? |
2.2" diag. 4 : 3 |
2.4" diag. 4 : 3 |
5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
220 x 176 pixels (~130 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
540 x 960 pixels (~220 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz |
| Battery | 1,100 mAh | 900 mAh | 1,320 mAh | 2,300 mAh |
| Processor | ? | ? | 528 MHz ARM 11 | 1.2 GHz Qualcomm Snapdragon 200 MSM8210 |
| RAM | ? | ? | ? | 1 GB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 4 GB |
| Main Camera | 1 megapixel | 1 megapixel | 2 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | ? | - | QCIF (176 x 144) | 720p HD |
| Front Camera | - | - | - | 1 megapixel |
| Weight | ? |
3.65 oz (104g) |
5.34 oz (151g) |
6.06 oz (172g) |
| Dimensions | ? |
4.2" x 2.4" x 0.54" (107 x 61 x 13.7 mm) |
4.2" x 2" x 0.9" (107 x 51 x 22.9 mm) |
5.7" x 2.87" x 0.37" (145 x 73 x 9.4 mm) |
| Form Factor | Clamshell | Slab | Slide | Slab |
| Platform / OS | (proprietary) | (proprietary) | Windows Mobile Standard | Android |
| Network Bands |
CDMA: 850, 1900 |
CDMA: 850, 1700, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | 1xRTT | 1xRTT | HSDPA 3.6 | HSPA+ 21 |
| Features | ||||
| GPS / Location | Yes | Yes | n/a | n/a |
| Accessibility | ||||
| Adjustable Text Size | - | - | n/a | n/a |
| Hearing Aid Compatible | - | Yes | - | Yes |
| Multiple Languages | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Ringer Profiles | Yes | - | Yes | - |
| Connectivity | ||||
| Bluetooth |
- |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| USB | - |
Yes Mini-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
| Contacts | ||||
| Picture ID | Yes | Yes | n/a | n/a |
| Ringer ID | Yes | Yes | n/a | n/a |
| Voice Dialing | Yes | Yes | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | Yes | n/a | n/a |
| Custom Ringtones | Yes | Yes | n/a | n/a |
| Real-Music Ringers | - | Yes | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | - | n/a | n/a |
| WAP / Web Browser | Yes | Yes | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | - | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | Yes | Yes | - |
| Touch Screen | - | - | - | Yes |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | - | - | n/a | n/a |
| Instant Messaging | - | - | n/a | n/a |
| MMS | Yes | Yes | n/a | n/a |
| Text Messaging Templates | Yes | - | n/a | n/a |
| Music | ||||
| Headphone Jack (3.5mm) | - | - | - | Yes |
| Music Player | - | - | n/a | n/a |
| Productivity | ||||
| Alarm | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | n/a | n/a |
| To-Do List | Yes | - | n/a | n/a |
| Voice Memo | Yes | Yes | n/a | n/a |
| Software | ||||
| BREW | Yes | Yes | n/a | n/a |
| Games | Yes | Yes | n/a | n/a |
| Java (J2ME) | - | - | n/a | n/a |
| Voice | ||||
| Call Screening | Yes | - | - | - |
| HD Voice | - | - | - | Yes |
| Headset Jack (2.5 mm) | Yes | Yes | n/a | n/a |
| Speaker Phone | - | Yes | Yes | Yes |
| Samsung SCH-A770 | ZTE MSGM8 II | Pantech Matrix Pro C820 | ZTE Grand X | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SCH-A770 | ZTE MSGM8 II | Pantech Matrix Pro C820 | ZTE Grand X |
