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| Phone | Samsung SGH-X640 | BLU Pure View | ZTE Savvy | Nokia 6255i / 6256i | Kyocera DuraForce |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
5.7" diag. 18 : 9 |
4" diag. 5 : 3 |
? |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1440 pixels (~282 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | 60 Hz | ? | 60 Hz |
| Battery | 800 mAh | 3,000 mAh | 1,650 mAh | 1,070 mAh | 3,100 mAh |
| Processor | ? | 1.3 GHz MediaTek 6753 | 1 GHz Qualcomm MSM8625 | ? | 1.4 GHz Qualcomm Snapdragon 400 (MSM8928) |
| RAM | ? | 3 GB | 768 MB | ? | 2 GB |
| Storage | ? raw hardware | 32 GB | 4 GB | ? raw hardware | 16 GB |
| Main Camera | Yes | 13 megapixel | 5 megapixel | Yes | 8 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | 1080p HD | WVGA / 480p | ? | 1080p HD |
| Front Camera | - | 8 megapixel | - | - | 2 megapixel |
| Weight |
3 oz (85g) |
6.47 oz (183g) |
4.43 oz (126g) |
4.23 oz (120g) |
7.06 oz (200g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
6" x 2.82" x 0.32" (152 x 72 x 8.1 mm) |
4.96" x 2.55" x 0.42" (126 x 65 x 10.7 mm) |
3.36" x 1.87" x 0.97" (85 x 47 x 24.6 mm) |
5.39" x 2.78" x 0.55" (137 x 71 x 14 mm) |
| Form Factor | Clamshell | Slab | Slab | Clamshell | Slab |
| Platform / OS | (proprietary) | Android | Android | (proprietary) | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 7, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 AMPS: 850 |
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| Data Technology | GPRS | LTE (Cat 4) | EVDO rA | 1xRTT | LTE (Cat 3) |
| Features | |||||
| Fingerprint Reader | - |
Yes stand-alone |
- | - | - |
| Flashlight | - | Yes | Yes | - | Yes |
| GPS / Location | - | n/a | n/a | Yes | n/a |
| Ruggedized | - | - | - | - | Yes |
| Water-Resistant | - | - | - | - |
Yes IPX8 (SCUBA) |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | n/a | - | n/a |
| Hearing Aid Compatible | - | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4 (very compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
| Multiple Languages | Yes | n/a | n/a | Yes | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | - | Yes | - |
| Ringer Profiles | - | - | - | Yes | - |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | - | - | Yes | - |
| Mobile Hotspot | - | n/a | n/a | - | n/a |
| NFC | - | - | - | - | Yes |
| USB | - |
Yes Micro-USB |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 b,g,n) |
- |
Yes 5 (802.11 a,ac,b,g,n) |
| Contacts | |||||
| Picture ID | Yes | n/a | n/a | Yes | n/a |
| Ringer ID | Yes | n/a | n/a | Yes | n/a |
| Voice Dialing | - | n/a | n/a | Yes | n/a |
| Customization | |||||
| Custom Graphics | Yes | n/a | n/a | Yes | n/a |
| Custom Ringtones | Yes | n/a | n/a | Yes | n/a |
| Real-Music Ringers | - | n/a | n/a | Yes | n/a |
| Data & Network | |||||
| Data Tethering | - | n/a | n/a | Yes | n/a |
| Dual-SIM | - | Yes | - | - | - |
| WAP / Web Browser | Yes | n/a | n/a | Yes | n/a |
| Input | |||||
| Predictive Text Entry | Yes | n/a | n/a | Yes | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- |
Yes Capacitive |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | Yes | Yes |
| Messaging | |||||
| Email Client | - | n/a | n/a | Yes | n/a |
| EMS / Picture Messaging | Yes | n/a | n/a | Yes * | n/a |
| Instant Messaging | - | n/a | n/a | - | n/a |
| MMS | Yes | n/a | n/a | Yes | n/a |
| Text Messaging Templates | Yes | n/a | n/a | Yes | n/a |
| Music | |||||
| FM Radio | - | Yes | - | Yes | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | Yes |
| Music Player | - | n/a | n/a | Yes * | n/a |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| DLNA | - | - | Yes | - | Yes |
| Miracast | - | - | - | - | Yes |
| Power | |||||
| Fast Charging | - | Yes | - | - | - |
| Wireless Charging | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | n/a | Yes | n/a |
| Calculator | Yes | n/a | n/a | Yes | n/a |
| Calendar | Yes | n/a | n/a | Yes | n/a |
| To-Do List | Yes | n/a | n/a | Yes | n/a |
| Voice Memo | Yes | n/a | n/a | Yes | n/a |
| Software | |||||
| BREW | - | n/a | n/a | Yes * | n/a |
| Games | Yes | n/a | n/a | Yes | n/a |
| Java (J2ME) | Yes | n/a | n/a | Yes * | n/a |
| Voice | |||||
| Headset Jack (2.5 mm) | Yes | n/a | n/a | Yes | n/a |
| Push-To-Talk | - | - | - | - | Yes * |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | BLU Pure View | ZTE Savvy | Nokia 6255i / 6256i | Kyocera DuraForce | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | BLU Pure View | ZTE Savvy | Nokia 6255i / 6256i | Kyocera DuraForce |
