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| Phone | Samsung SGH-X640 | Cal-Comp EZ | Motorola RAZR maxx Ve | Samsung Galaxy S6 (GSM) | ZTE Anthem 4G |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? |
5.1" diag. 16 : 9 |
4.3" diag. 5 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
480 x 800 pixels (~217 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz | 60 Hz |
| Battery | 800 mAh | 800 mAh | 880 mAh | 2,550 mAh | 1,780 mAh |
| Processor | ? | ? | ? | 2.1 GHz Samsung Exynos 7420 | 1.2 GHz Qualcomm Snapdragon |
| RAM | ? | ? | ? | 3 GB | 512 MB |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 32 GB * | 4 GB |
| Main Camera | Yes | - | 2 megapixel | 16 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | ? | 4K UHD | 1080p HD |
| Front Camera | - | - | - | 5 megapixel | Yes |
| Weight |
3 oz (85g) |
2.47 oz (70g) |
3.88 oz (110g) |
4.87 oz (138g) |
6.7 oz (190g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.99" x 2.09" x 0.59" (101 x 53 x 15 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
5.12" x 2.68" x 0.54" (130 x 68 x 13.7 mm) |
| Form Factor | Clamshell | Slab | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
4G LTE: 2, 4 CDMA: 850, 1700, 1900 |
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| Data Technology | GPRS | 1xRTT | EVDO r0 | LTE (Cat 6) | LTE (Cat 3) |
| Features | |||||
| Fingerprint Reader | - | - | - | Yes | - |
| Flashlight | - | - | - | Yes | - |
| GPS / Location | - | Yes | Yes | n/a | n/a |
| VR-ready | - | - | - | Yes | - |
| Accessibility | |||||
| Hearing Aid Compatible | - | - | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | - | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth | - | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | - | - | Yes | - |
| MirrorLink | - | - | - | Yes | - |
| Mobile Hotspot | - | - | - | n/a | n/a |
| NFC | - | - | - | Yes | - |
| USB | - |
Yes Mini-USB |
Yes Mini-USB |
Yes Micro-USB |
Yes Micro-USB |
| Wi-Fi | - | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes |
| Contacts | |||||
| Picture ID | Yes | - | Yes | n/a | n/a |
| Ringer ID | Yes | - | Yes | n/a | n/a |
| Voice Dialing | - | - | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | - | Yes | n/a | n/a |
| Custom Ringtones | Yes | - | Yes | n/a | n/a |
| Real-Music Ringers | - | - | - | n/a | n/a |
| Data & Network | |||||
| Data Tethering | - | - | Yes | n/a | n/a |
| External Antenna Jack | - | - | Yes | n/a | n/a |
| WAP / Web Browser | Yes | - | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | - | Yes | n/a | n/a |
| Side Keys | Yes | - | Yes | Yes | Yes |
| Touch Screen | - | - | - | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | - | Yes | - | Yes |
| Messaging | |||||
| Email Client | - | - | - | n/a | n/a |
| EMS / Picture Messaging | Yes | - | - | n/a | n/a |
| Instant Messaging | - | - | - | n/a | n/a |
| MMS | Yes | - | Yes | n/a | n/a |
| Text Messaging Templates | Yes | Yes | - | n/a | n/a |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | Yes |
| Music Player | - | - | Yes | n/a | n/a |
| Photo & Video | |||||
| DLNA | - | - | - | Yes | - |
| Miracast | - | - | - | Yes | - |
| TV Output | - | - | - | Yes | Yes |
| Power | |||||
| Fast Charging | - | - | - | Yes | - |
| Wireless Charging | - | - | - | Yes | - |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | n/a |
| Calculator | Yes | Yes | Yes | n/a | n/a |
| Calendar | Yes | Yes | Yes | n/a | n/a |
| To-Do List | Yes | Yes | - | n/a | n/a |
| Voice Memo | Yes | Yes * | Yes | n/a | n/a |
| Software | |||||
| BREW | - | - | Yes | n/a | n/a |
| Games | Yes | - | Yes | n/a | n/a |
| Java (J2ME) | Yes | - | - | n/a | n/a |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | Yes | - | n/a | n/a |
| Speaker Phone | Yes | - | Yes | Yes | Yes |
| * Some versions only | |||||
| Samsung SGH-X640 | Cal-Comp EZ | Motorola RAZR maxx Ve | Samsung Galaxy S6 (GSM) | ZTE Anthem 4G | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Cal-Comp EZ | Motorola RAZR maxx Ve | Samsung Galaxy S6 (GSM) | ZTE Anthem 4G |
