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| Phone | Samsung SGH-X640 | Sonim XP5s | AT&T Cingular Flip IV / Cricket Debut Flip |
| Current U.S. Carriers | (none) | (none) | (none) |
| Global Availability | Released | Released | Released |
| Specifications | |||
|---|---|---|---|
| Display Size | ? |
2.6" diag. 4 : 3 |
2.8" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
320 x 432 pixels (~204 ppi) LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? |
| Battery | 800 mAh | 3,180 mAh | 1,450 mAh |
| Processor | ? | 1.4 GHz Qualcomm Snapdragon 427 (MSM8920) | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | 2 GB | 512 MB |
| Storage | ? raw hardware | 16 GB | 4 GB |
| Main Camera | Yes | 5 megapixel | 2 megapixel |
| Wide Camera | - | - | - |
| Tele Camera | - | - | - |
| Video Capture | - | 720p HD | WVGA / 480p |
| Front Camera | - | - | - |
| Weight |
3 oz (85g) |
9.17 oz (260g) |
4.59 oz (130g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.55" x 2.52" x 0.91" (141 x 64 x 23 mm) |
4.13" x 2.14" x 0.74" (105 x 54 x 18.9 mm) |
| Form Factor | Clamshell | Slab | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 25, 26, 28, 30, 38, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 4) |
| Features | |||
| Barometer | - | Yes | - |
| Flashlight | - | Yes | - |
| GPS / Location | - | Yes | Yes |
| Ruggedized | - | Yes | - |
| Water-Resistant | - |
Yes IPX8 (SCUBA) |
- |
| Accessibility | |||
| Adjustable Text Size | - | Yes | Yes |
| Hearing Aid Compatible | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes |
| Alerts | |||
| Extra Display | - | - | Yes |
| Ringer Profiles | - | Yes | - |
| Connectivity | |||
| Bluetooth | - | Yes | Yes |
| Mobile Hotspot | - | Yes | Yes |
| 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) |
| Contacts | |||
| Picture ID | Yes | Yes | Yes |
| Ringer ID | Yes | Yes | - |
| Voice Dialing | - | - | Yes |
| Customization | |||
| Custom Graphics | Yes | - | Yes |
| Custom Ringtones | Yes | Yes | Yes |
| Real-Music Ringers | - | - | Yes |
| Data & Network | |||
| Dual-SIM | - | Yes | - |
| WAP / Web Browser | Yes | Yes | Yes |
| Input | |||
| Predictive Text Entry | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes |
| Memory | |||
| Memory Card Slot | - | Yes | Yes |
| Messaging | |||
| Email Client | - | - | Yes |
| EMS / Picture Messaging | Yes | - | - |
| MMS | Yes | Yes | Yes |
| Text Messaging Templates | Yes | Yes | - |
| Music | |||
| FM Radio | - | Yes | Yes |
| Headphone Jack (3.5mm) | - | - | Yes |
| Music Player | - | Yes | Yes |
| Productivity | |||
| Alarm | Yes | Yes | Yes |
| Calculator | Yes | Yes | Yes |
| Calendar | Yes | Yes | Yes |
| To-Do List | Yes | - | - |
| Voice Memo | Yes | Yes | Yes |
| Software | |||
| Games | Yes | - | Yes |
| Java (J2ME) | Yes | - | - |
| Voice | |||
| HD Voice | - | Yes | Yes |
| Headset Jack (2.5 mm) | Yes | - | - |
| Push-To-Talk | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes |
| Samsung SGH-X640 | Sonim XP5s | AT&T Cingular Flip IV / Cricket Debut Flip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Sonim XP5s | AT&T Cingular Flip IV / Cricket Debut Flip |
