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| Phone | ZTE Prelude / Avail 2 | Samsung Vibrant (Galaxy S) | Samsung SCH-A990 | Sonim XP3plus |
| Current U.S. Carriers | (none) | (none) | (none) |
AT&T T-Mobile Verizon |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
3.5" diag. 5 : 3 |
4" diag. 5 : 3 |
? |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
320 x 480 pixels (~165 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) AMOLED |
240 x 320 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 1,500 mAh | 1,500 mAh | 1,000 mAh | 2,300 mAh |
| Processor | 1 GHz Qualcomm Snapdragon MSM7225A | 1 GHz Samsung Hummingbird Cortex A8 | ? | 2 GHz Qualcomm Snapdragon 662 (SM6115) |
| RAM | 512 MB | ? | ? | 2 GB |
| Storage | 4 GB | 16 GB | ? raw hardware | 16 GB |
| Main Camera | 2 megapixel | 5 megapixel | 3 megapixel | 8 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | VGA (640 x 480) | 720p HD | ? | 1080p HD |
| Front Camera | - | - | - | - |
| Weight |
4.4 oz (125g) |
4.16 oz (118g) |
4.4 oz (125g) |
7.76 oz (220g) |
| Dimensions |
4.6" x 2.44" x 0.45" (117 x 62 x 11.4 mm) |
4.82" x 2.54" x 0.39" (122 x 65 x 9.9 mm) |
3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm) |
4.57" x 2.36" x 1.1" (116 x 60 x 28 mm) |
| Form Factor | Slab | Slab | Clamshell | Clamshell |
| Platform / OS | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
WCDMA: 2, 5 GSM: 850, 1900 |
WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 25, 26, 30, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | HSPA 7.2 | HSPA 7.2 | EVDO r0 | LTE (Cat 13) |
| Features | ||||
| Barometer | - | - | - | Yes |
| Flashlight | - | - | Yes | Yes |
| GPS / Location | n/a | n/a | Yes | Yes |
| Ruggedized | - | - | - | Yes |
| Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | ||||
| Adjustable Text Size | n/a | n/a | - | Yes |
| Hearing Aid Compatible |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3 (mostly compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | n/a | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | n/a | n/a | - | Yes |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes USB Type C |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
Yes | - |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | ||||
| Picture ID | n/a | n/a | Yes | Yes |
| Ringer ID | n/a | n/a | Yes | Yes |
| Voice Dialing | n/a | n/a | Yes | Yes |
| Customization | ||||
| Custom Graphics | n/a | n/a | Yes | Yes |
| Custom Ringtones | n/a | n/a | Yes | - |
| Real-Music Ringers | n/a | n/a | Yes | - |
| Data & Network | ||||
| Data Tethering | n/a | n/a | Yes | Yes |
| WAP / Web Browser | n/a | n/a | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Touch Screen |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | n/a | - | - |
| EMS / Picture Messaging | n/a | n/a | Yes | - |
| Instant Messaging | n/a | n/a | - | - |
| MMS | n/a | n/a | Yes | Yes |
| Text Messaging Templates | n/a | n/a | Yes | Yes |
| Music | ||||
| FM Radio | - | - | - | Yes |
| Headphone Jack (3.5mm) | Yes | Yes | - | Yes |
| Music Player | n/a | n/a | Yes | Yes |
| Stereo Speakers | - | - | Yes | - |
| Photo & Video | ||||
| DLNA | - | Yes | - | - |
| TV Output | - | - | Yes | - |
| Productivity | ||||
| Alarm | n/a | n/a | Yes | Yes |
| Calculator | n/a | n/a | Yes | Yes |
| Calendar | n/a | n/a | Yes | Yes |
| Voice Memo | n/a | n/a | Yes | Yes |
| Software | ||||
| BREW | n/a | n/a | Yes | - |
| Games | n/a | n/a | Yes | - |
| Voice | ||||
| HD Voice | - | - | - | Yes |
| Push-To-Talk | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes |
| ZTE Prelude / Avail 2 | Samsung Vibrant (Galaxy S) | Samsung SCH-A990 | Sonim XP3plus | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | ZTE Prelude / Avail 2 | Samsung Vibrant (Galaxy S) | Samsung SCH-A990 | Sonim XP3plus |
