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| Phone | Huawei Union | Samsung SCH-A990 | ZTE Prelude / Avail 2 | Samsung Chrono | Sanyo SCP-3100 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size |
4.5" diag. 16 : 9 |
? |
3.5" diag. 5 : 3 |
2" diag. 4 : 3 |
? |
| Display Resolution & Type |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
240 x 320 pixels LCD (TFT/TFD) |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~200 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
| Display Refresh | 60 Hz | ? | 60 Hz | ? | ? |
| Battery | 2,000 mAh | 1,000 mAh | 1,500 mAh | ? | 1,000 mAh |
| Processor | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | ? | 1 GHz Qualcomm Snapdragon MSM7225A | ? | ? |
| RAM | 1 GB | ? | 512 MB | ? | ? |
| Storage | 8 GB | ? raw hardware | 4 GB | ? raw hardware | ? raw hardware |
| Main Camera | 5 megapixel | 3 megapixel | 2 megapixel | Yes | Yes |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | 720p HD | ? | VGA (640 x 480) | - | - |
| Front Camera | - | - | - | - | - |
| Weight |
4.97 oz (141g) |
4.4 oz (125g) |
4.4 oz (125g) |
3.14 oz (89g) |
3.5 oz (99g) |
| Dimensions |
5.33" x 2.67" x 0.39" (135 x 68 x 9.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
3.7" x 1.83" x 0.67" (94 x 46 x 17 mm) |
3.31" x 1.83" x 1.01" (84 x 46 x 25.7 mm) |
| Form Factor | Slab | Clamshell | Slab | Clamshell | Clamshell |
| Platform / OS | Android | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 25, 26, 41 WCDMA: 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
WCDMA: 2, 5 GSM: 850, 1900 |
CDMA: 850, 1700, 1900 |
CDMA: 850, 1900 AMPS: 850 |
| Data Technology | LTE (Cat 3) | EVDO r0 | HSPA 7.2 | 1xRTT | 1xRTT |
| Features | |||||
| Flashlight | - | Yes | - | - | - |
| GPS / Location | n/a | Yes | n/a | Yes | Yes |
| Accessibility | |||||
| Adjustable Text Size | n/a | - | n/a | - | - |
| Hearing Aid Compatible |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | Yes | Yes | Yes | Yes | - |
| Mobile Hotspot | n/a | - | n/a | - | - |
| USB |
Yes Micro-USB |
Yes | Yes |
Yes Micro-USB |
Yes |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | n/a | Yes | n/a | Yes | Yes |
| Ringer ID | n/a | Yes | n/a | Yes | Yes |
| Voice Dialing | n/a | Yes | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | n/a | Yes | n/a | Yes | Yes |
| Custom Ringtones | n/a | Yes | n/a | Yes | Yes |
| Real-Music Ringers | n/a | Yes | n/a | - | - |
| Data & Network | |||||
| Data Tethering | n/a | Yes | n/a | - | - |
| External Antenna Jack | n/a | - | n/a | - | Yes |
| WAP / Web Browser | n/a | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | n/a | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
- |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | Yes | Yes | Yes | - | - |
| Messaging | |||||
| Email Client | n/a | - | n/a | Yes | - |
| EMS / Picture Messaging | n/a | Yes | n/a | - | - |
| Instant Messaging | n/a | - | n/a | - | - |
| MMS | n/a | Yes | n/a | Yes | - |
| Text Messaging Templates | n/a | Yes | n/a | Yes | - |
| Music | |||||
| FM Radio | Yes | - | - | - | - |
| Headphone Jack (3.5mm) | Yes | - | Yes | - | - |
| Music Player | n/a | Yes | n/a | - | - |
| Stereo Speakers | Yes | Yes | - | - | - |
| Photo & Video | |||||
| TV Output | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | n/a | Yes | n/a | Yes | Yes |
| Calculator | n/a | Yes | n/a | Yes | Yes |
| Calendar | n/a | Yes | n/a | Yes | Yes |
| Voice Memo | n/a | Yes | n/a | Yes | Yes |
| Software | |||||
| BREW | n/a | Yes | n/a | Yes | - |
| Games | n/a | Yes | n/a | Yes | 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 | Yes | Yes |
| Huawei Union | Samsung SCH-A990 | ZTE Prelude / Avail 2 | Samsung Chrono | Sanyo SCP-3100 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Huawei Union | Samsung SCH-A990 | ZTE Prelude / Avail 2 | Samsung Chrono | Sanyo SCP-3100 |
