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| Phone | Samsung SGH-X640 | Sanyo SCP-3100 | Amazon Fire | Samsung Galaxy Reverb | Alcatel Dawn |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? |
4.7" diag. 16 : 9 |
4" diag. 5 : 3 |
4.5" diag. 16 : 9 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
720 x 1280 pixels (~312 ppi) LCD (TFT/TFD) |
480 x 800 pixels (~233 ppi) LCD (TFT/TFD) |
480 x 854 pixels (~218 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz | 60 Hz |
| Battery | 800 mAh | 1,000 mAh | 2,400 mAh | 1,700 mAh | 1,780 mAh |
| Processor | ? | ? | 2.2 GHz Qualcomm Snapdragon 800 | 1.4 GHz Qualcomm S2 MSM8655 | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) |
| RAM | ? | ? | 2 GB | 768 MB | 1 GB |
| Storage | ? raw hardware | ? raw hardware | 32 GB * | 4 GB | 8 GB |
| Main Camera | Yes | Yes | 13 megapixel | 5 megapixel | 5 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | - | 1080p HD | WVGA / 480p | 720p HD |
| Front Camera | - | - | 2 megapixel | 1 megapixel | Yes |
| Weight |
3 oz (85g) |
3.5 oz (99g) |
5.64 oz (160g) |
4.54 oz (129g) |
5.08 oz (144g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.31" x 1.83" x 1.01" (84 x 46 x 25.7 mm) |
5.5" x 2.6" x 0.35" (140 x 66 x 8.9 mm) |
4.82" x 2.53" x 0.44" (122 x 64 x 11.3 mm) |
5.2" x 2.56" x 0.4" (132 x 65 x 10.1 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | Android |
| Network Bands |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 1900 |
4G LTE: 25, 26, 41 WCDMA: 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
| Data Technology | GPRS | 1xRTT | LTE (Cat 4) | EVDO rA | LTE (Cat 4) |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | Yes | Yes | n/a | n/a |
| Accessibility | |||||
| Adjustable Text Size | - | - | - | n/a | n/a |
| Hearing Aid Compatible | - | Yes | Yes | Yes | Yes |
| Multiple Languages | Yes | Yes | Yes | n/a | n/a |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | - | - |
| Connectivity | |||||
| Bluetooth | - | - |
Yes Classic Audio |
Yes Classic Audio |
Yes Classic Audio |
| Mobile Hotspot | - | - | Yes | n/a | n/a |
| NFC | - | - | Yes | - | - |
| USB | - | Yes |
Yes Micro-USB |
Yes |
Yes Micro-USB |
| Wi-Fi | - | - |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | n/a | n/a |
| Ringer ID | Yes | Yes | Yes | n/a | n/a |
| Voice Dialing | - | Yes | Yes | n/a | n/a |
| Customization | |||||
| Custom Graphics | Yes | Yes | - | n/a | n/a |
| Custom Ringtones | Yes | 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 | Yes | n/a | n/a |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | n/a |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | Yes | Yes | Yes |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | - | Yes | 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 | |||||
| FM Radio | - | - | - | - | Yes |
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes |
| Music Player | - | - | Yes | n/a | n/a |
| Stereo Speakers | - | - | Yes | - | - |
| Photo & Video | |||||
| Miracast | - | - | Yes | - | - |
| TV Output | - | - | 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 | - | - | n/a | n/a |
| Voice Memo | Yes | Yes | Yes | n/a | n/a |
| Software | |||||
| Games | Yes | Yes | Yes | n/a | n/a |
| Java (J2ME) | Yes | Yes | - | n/a | n/a |
| Voice | |||||
| Call Screening | - | Yes | - | - | - |
| HD Voice | - | - | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | Yes | - | n/a | n/a |
| Push-To-Talk | - | Yes | - | - | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Sanyo SCP-3100 | Amazon Fire | Samsung Galaxy Reverb | Alcatel Dawn | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Sanyo SCP-3100 | Amazon Fire | Samsung Galaxy Reverb | Alcatel Dawn |
