Compare Phones
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| Phone | Samsung SGH-E640 | ZTE Speed | Sony Ericsson J300a | Cal-Comp EZ | VK Mobile Kickflip |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
4.5" diag. 16 : 9 |
? | ? | ? |
| Display Resolution & Type |
176 x 220 pixels LCD (TFT/TFD) |
540 x 960 pixels (~245 ppi) LCD (TFT/TFD) |
128 x 128 pixels LCD (STN) |
128 x 128 pixels LCD (STN) |
240 x 320 pixels LCD (TFT/TFD) |
| Display Refresh | ? | 60 Hz | ? | ? | ? |
| Battery | 800 mAh | 2,000 mAh | ? | 800 mAh | ? |
| Processor | ? | 1.2 GHz Qualcomm Snapdragon 410 MSM8916 | ? | ? | ? |
| RAM | ? | 1 GB | ? | ? | ? |
| Storage | ? raw hardware | 8 GB | ? raw hardware | ? raw hardware | ? raw hardware |
| Main Camera | 1 megapixel | 5 megapixel | - | - | 2 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | QCIF (176 x 144) | 720p HD | - | - | QCIF (176 x 144) |
| Front Camera | - | 2 megapixel | - | - | - |
| Weight |
3.17 oz (90g) |
4.8 oz (136g) |
2.75 oz (78g) |
2.47 oz (70g) |
4.47 oz (127g) |
| Dimensions |
3.37" x 1.78" x 0.93" (86 x 45 x 23.6 mm) |
5.3" x 2.6" x 0.4" (135 x 66 x 10.2 mm) |
3.9" x 1.68" x 0.72" (99 x 43 x 18.3 mm) |
4.04" x 1.71" x 0.63" (103 x 43 x 16 mm) |
3.88" x 1.96" x 0.98" (99 x 50 x 24.9 mm) |
| Form Factor | Clamshell | Slab | Slab | Slab | Swivel |
| Platform / OS | (proprietary) | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 25, 26, 41 CDMA: 800, 850, 1900 |
GSM: 850, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
| Data Technology | GPRS | LTE (Cat 3) | GPRS | 1xRTT | EVDO r0 |
| Features | |||||
| Flashlight | - | - | - | - | Yes |
| GPS / Location | - | n/a | - | Yes | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | n/a | - | - | - |
| Hearing Aid Compatible | - | Yes | - | - | Yes |
| Multiple Languages | Yes | n/a | - | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | - | Yes |
| Alerts | |||||
| Extra Display | Yes | - | - | - | - |
| Ringer Profiles | - | - | Yes | - | - |
| Connectivity | |||||
| Bluetooth |
Yes Classic Audio |
Yes Classic Audio |
- | - | - |
| Mobile Hotspot | - | n/a | - | - | - |
| USB | Yes |
Yes Micro-USB |
Yes |
Yes Mini-USB |
Yes |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | |||||
| Picture ID | Yes | n/a | Yes | - | Yes |
| Ringer ID | Yes | n/a | - | - | Yes |
| Voice Dialing | - | n/a | Yes | - | - |
| Customization | |||||
| Changeable Body Plates | - | - | Yes | - | - |
| Custom Graphics | Yes | n/a | Yes | - | Yes |
| Custom Ringtones | Yes | n/a | Yes | - | Yes |
| Real-Music Ringers | Yes | n/a | - | - | Yes |
| Data & Network | |||||
| Data Tethering | - | n/a | Yes | - | Yes |
| External Antenna Jack | - | n/a | - | - | Yes |
| WAP / Web Browser | Yes | n/a | Yes | - | Yes |
| Input | |||||
| Predictive Text Entry | Yes | n/a | Yes | - | Yes |
| Side Keys | Yes | Yes | - | - | Yes |
| Touch Screen | - | Yes | - | - | - |
| Memory | |||||
| Memory Card Slot | - | Yes | - | - | Yes |
| Messaging | |||||
| Email Client | Yes | n/a | Yes | - | - |
| EMS / Picture Messaging | Yes | n/a | Yes | - | - |
| Instant Messaging | - | n/a | - | - | - |
| MMS | Yes | n/a | Yes | - | Yes |
| Text Messaging Templates | Yes | n/a | - | Yes | Yes |
| Music | |||||
| Headphone Jack (3.5mm) | - | Yes | - | - | - |
| Music Player | Yes | n/a | - | - | Yes |
| Stereo Speakers | - | - | - | - | Yes |
| Photo & Video | |||||
| TV Output | - | - | - | - | Yes |
| Productivity | |||||
| Alarm | Yes | n/a | Yes | Yes | Yes |
| Calculator | Yes | n/a | Yes | Yes | Yes |
| Calendar | Yes | n/a | Yes | Yes | Yes |
| To-Do List | Yes | n/a | Yes | Yes | - |
| Voice Memo | Yes | n/a | Yes | Yes * | Yes |
| Software | |||||
| Games | Yes | n/a | Yes | - | Yes |
| Java (J2ME) | Yes | n/a | Yes | - | Yes |
| Voice | |||||
| HD Voice | - | Yes | - | - | - |
| Headset Jack (2.5 mm) | - | n/a | - | Yes | Yes |
| Speaker Phone | Yes | Yes | Yes | - | Yes |
| * Some versions only | |||||
| Samsung SGH-E640 | ZTE Speed | Sony Ericsson J300a | Cal-Comp EZ | VK Mobile Kickflip | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-E640 | ZTE Speed | Sony Ericsson J300a | Cal-Comp EZ | VK Mobile Kickflip |
