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| Phone | Samsung SGH-X640 | Samsung Galaxy Core Prime (GSM) | ZTE ZMAX 2 | Motorola Sidekick Slide | Pantech Reveal C790 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 5 : 3 |
5.5" diag. 16 : 9 |
? |
2.2" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
480 x 800 pixels (~207 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~267 ppi) LCD (TFT/TFD) |
320 x 240 pixels LCD (TFT/TFD) |
320 x 240 pixels (~182 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | ? |
| Battery | 800 mAh | 2,000 mAh | 3,000 mAh | ? | 930 mAh |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 | 1.2 GHz Qualcomm Snapdragon 400 (MSM8916) | 225 MHz TI OMAP 850 | ? |
| RAM | ? | 1 GB | 2 GB | ? | ? |
| Storage | ? raw hardware | 8 GB | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 5 megapixel | 8 megapixel | 1 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 720p HD | 720p HD | - | QVGA (320 x 240) |
| Front Camera | - | 2 megapixel | 2 megapixel | - | - |
| Weight |
3 oz (85g) |
4.27 oz (121g) |
5.99 oz (170g) |
5.3 oz (150g) |
4.2 oz (119g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.16" x 2.68" x 0.35" (131 x 68 x 8.9 mm) |
6.06" x 2.99" x 0.37" (154 x 76 x 9.4 mm) |
4.65" x 2.44" x 0.69" (118 x 62 x 17.5 mm) |
3.91" x 2.36" x 0.58" (99 x 60 x 14.8 mm) |
| Form Factor | Clamshell | Slab | Slab | Slide | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 |
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| Data Technology | GPRS | LTE (Cat 3) | LTE (Cat 4) | EDGE | HSDPA 3.6 |
| Features | |||||
| Flashlight | - | Yes | - | - | - |
| GPS / Location | - | n/a | n/a | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | Yes | Yes |
| Hearing Aid Compatible | - |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M3, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | - | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes |
| Alerts | |||||
| Ringer Profiles | - | - | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Mobile Hotspot | - | n/a | n/a | - | - |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
Yes | Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | Yes | Yes |
| Ringer ID | Yes | n/a | n/a | Yes | Yes |
| Voice Dialing | - | n/a | n/a | - | - |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | Yes |
| Custom Ringtones | Yes | n/a | n/a | Yes | Yes |
| Real-Music Ringers | - | n/a | n/a | Yes | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | - | Yes |
| WAP / Web Browser | Yes | n/a | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | - | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | - | - | - | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | Yes | Yes |
| EMS / Picture Messaging | Yes | n/a | n/a | - | - |
| Instant Messaging | - | n/a | n/a | Yes | Yes |
| MMS | Yes | n/a | n/a | Yes | Yes |
| Text Messaging Templates | Yes | n/a | n/a | - | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | n/a | n/a | Yes | Yes |
| Power | |||||
| Fast Charging | - | Yes | - | - | - |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | Yes |
| Calculator | Yes | n/a | n/a | - | Yes |
| Calendar | Yes | n/a | n/a | Yes | Yes |
| To-Do List | Yes | n/a | n/a | Yes | - |
| Voice Memo | Yes | n/a | n/a | - | Yes |
| Software | |||||
| Games | Yes | n/a | n/a | Yes | Yes |
| Java (J2ME) | Yes | n/a | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | Yes | - | - | - |
| Headset Jack (2.5 mm) | Yes | n/a | n/a | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Samsung Galaxy Core Prime (GSM) | ZTE ZMAX 2 | Motorola Sidekick Slide | Pantech Reveal C790 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Samsung Galaxy Core Prime (GSM) | ZTE ZMAX 2 | Motorola Sidekick Slide | Pantech Reveal C790 |
