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| Phone | Sonim XP3plus | Huawei Union | AT&T Calypso | Palm Pre 2 (CDMA) |
| Current U.S. Carriers |
AT&T T-Mobile Verizon |
(none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
2.8" diag. 4 : 3 |
4.5" diag. 16 : 9 |
5.5" diag. 18 : 9 |
3.1" diag. 5 : 3 |
| Display Resolution & Type |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
480 x 960 pixels (~195 ppi) LCD (TFT/TFD) |
320 x 480 pixels (~186 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | 60 Hz | 60 Hz | ? |
| Battery | 2,300 mAh | 2,000 mAh | 2,500 mAh | 1,150 mAh |
| Processor | 2 GHz Qualcomm Snapdragon 662 (SM6115) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 1.5 GHz MediaTek MT6739 | 1 GHz TI 3630 |
| RAM | 2 GB | 1 GB | 1 GB | ? |
| Storage | 16 GB | 8 GB | 16 GB | ? raw hardware |
| Main Camera | 8 megapixel | 5 megapixel | 5 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | 720p HD | 1080p HD | VGA (640 x 480) |
| Front Camera | - | - | 5 megapixel | - |
| Weight |
7.76 oz (220g) |
4.97 oz (141g) |
6 oz (170g) |
5.11 oz (145g) |
| Dimensions |
4.57" x 2.36" x 1.1" (116 x 60 x 28 mm) |
5.33" x 2.67" x 0.39" (135 x 68 x 9.9 mm) |
5.91" x 2.87" x 0.39" (150 x 73 x 9.9 mm) |
3.96" x 2.35" x 0.67" (101 x 60 x 17 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide |
| Platform / OS | (proprietary) | Android | Android | webOS |
| Network Bands |
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 |
4G LTE: 25, 26, 41 WCDMA: 2, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
| Data Technology | LTE (Cat 13) | LTE (Cat 3) | LTE (Cat 4) | EVDO rA |
| Features | ||||
| Barometer | Yes | - | - | - |
| Flashlight | Yes | - | Yes | - |
| GPS / Location | Yes | n/a | n/a | n/a |
| Ruggedized | Yes | - | - | - |
| Water-Resistant |
Yes IPX8 (SCUBA) |
- | - | - |
| Accessibility | ||||
| Adjustable Text Size | Yes | n/a | n/a | n/a |
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
| Multiple Languages | Yes | n/a | n/a | n/a |
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes |
| Alerts | ||||
| Extra Display | Yes | - | - | - |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Mobile Hotspot | Yes | n/a | n/a | n/a |
| USB |
Yes USB Type C |
Yes Micro-USB |
Yes USB Type C |
Yes Micro-USB |
| Wi-Fi |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
Yes 802.11 b,g |
| Contacts | ||||
| Picture ID | Yes | n/a | n/a | n/a |
| Ringer ID | Yes | n/a | n/a | n/a |
| Voice Dialing | Yes | n/a | n/a | n/a |
| Customization | ||||
| Custom Graphics | Yes | n/a | n/a | n/a |
| Custom Ringtones | - | n/a | n/a | n/a |
| Real-Music Ringers | - | n/a | n/a | n/a |
| Data & Network | ||||
| Data Tethering | Yes | n/a | n/a | n/a |
| WAP / Web Browser | Yes | n/a | n/a | n/a |
| Input | ||||
| Predictive Text Entry | Yes | n/a | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | Yes | Yes | - |
| Messaging | ||||
| Email Client | - | n/a | n/a | n/a |
| Instant Messaging | - | n/a | n/a | n/a |
| MMS | Yes | n/a | n/a | n/a |
| Text Messaging Templates | Yes | n/a | n/a | n/a |
| Music | ||||
| FM Radio | Yes | Yes | - | - |
| Headphone Jack (3.5mm) | Yes | Yes | Yes | Yes |
| Music Player | Yes | n/a | n/a | n/a |
| Stereo Speakers | - | Yes | - | - |
| Productivity | ||||
| Alarm | Yes | n/a | n/a | n/a |
| Calculator | Yes | n/a | n/a | n/a |
| Calendar | Yes | n/a | n/a | n/a |
| To-Do List | - | n/a | n/a | n/a |
| Voice Memo | Yes | n/a | n/a | n/a |
| Software | ||||
| Games | - | n/a | n/a | n/a |
| Voice | ||||
| HD Voice | Yes | - | Yes | - |
| Push-To-Talk | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| Sonim XP3plus | Huawei Union | AT&T Calypso | Palm Pre 2 (CDMA) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Sonim XP3plus | Huawei Union | AT&T Calypso | Palm Pre 2 (CDMA) |
