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| Phone | ZTE Z431 / Altair | HTC G2 | Huawei Pinnacle | Motorola C290 | Motorola V551 / V330 / V547 / V555 / V557 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
2.4" diag. 4 : 3 |
3.7" diag. 5 : 3 |
2.4" diag. 4 : 3 |
? | ? |
| Display Resolution & Type |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~252 ppi) LCD (TFT/TFD) |
320 x 240 pixels (~167 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
176 x 220 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | 1,000 mAh | 1,300 mAh | 900 mAh | 1,020 mAh | 820 mAh |
| Processor | ? | 800 MHz Qualcomm S2 MSM7230 | Qualcomm QSC6055 | ? | ? |
| RAM | ? | ? | ? | ? | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 2 megapixel | 5 megapixel | 1 megapixel | - | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QVGA (320 x 240) | 720p HD | QCIF (176 x 144) | - | ? |
| Front Camera | - | - | - | - | - |
| Weight |
3.52 oz (100g) |
6.5 oz (184g) |
3.53 oz (100g) |
3.53 oz (100g) |
4.23 oz (120g) |
| Dimensions |
4.49" x 2.39" x 0.41" (114 x 61 x 10.4 mm) |
4.68" x 2.37" x 0.55" (119 x 60 x 14 mm) |
4.33" x 2.4" x 0.51" (110 x 61 x 13 mm) |
3.43" x 1.91" x 0.93" (87 x 49 x 23.6 mm) |
3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm) |
| Form Factor | Slab | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1900 AMPS: 850 |
GSM: 850, 900, 1800, 1900 |
| Data Technology | ? | HSPA 14.4 | 1xRTT | 1xRTT | EDGE |
| Features | |||||
| GPS / Location | Yes | n/a | Yes | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M3 (mostly compatible) |
- |
| Multiple Languages | Yes | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | - | Yes |
| Ringer Profiles | Yes | - | - | - | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | - | Yes |
| Mobile Hotspot | - | n/a | - | - | - |
| USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
Yes Mini-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | Yes | Yes |
| Ringer ID | Yes | n/a | Yes | Yes | Yes |
| Voice Dialing | - | n/a | - | - | Yes |
| Customization | |||||
| Custom Graphics | Yes | n/a | Yes | - | Yes |
| Custom Ringtones | Yes | n/a | Yes | - | Yes |
| Real-Music Ringers | Yes | n/a | - | Yes | Yes |
| Data & Network | |||||
| Data Tethering | Yes | n/a | - | - | Yes |
| External Antenna Jack | - | n/a | - | Yes | - |
| WAP / Web Browser | Yes | n/a | Yes | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | Yes | Yes | - | - |
| Touch Screen | - |
Yes Capacitive |
- | - | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | - |
| Messaging | |||||
| Email Client | Yes | n/a | Yes | - | Yes |
| EMS / Picture Messaging | - | n/a | - | - | Yes |
| Instant Messaging | - | n/a | Yes | - | Yes |
| MMS | Yes | n/a | Yes | - | Yes |
| Text Messaging Templates | Yes | n/a | - | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | Yes | Yes | Yes | - | - |
| Music Player | Yes | n/a | Yes | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes | Yes |
| Voice Memo | Yes | n/a | Yes | Yes | Yes |
| Software | |||||
| BREW | Yes | n/a | Yes | - | - |
| Games | Yes | n/a | Yes | Yes | Yes |
| Java (J2ME) | - | n/a | - | Yes | Yes |
| Voice | |||||
| Headset Jack (2.5 mm) | - | n/a | - | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| ZTE Z431 / Altair | HTC G2 | Huawei Pinnacle | Motorola C290 | Motorola V551 / V330 / V547 / V555 / V557 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Z431 / Altair | HTC G2 | Huawei Pinnacle | Motorola C290 | Motorola V551 / V330 / V547 / V555 / V557 |
