Compare Phones
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| Phone | Samsung SGH-X640 | AT&T Cingular Flip IV / Cricket Debut Flip | Alcatel PulseMix / A50 / A5 | Samsung VI-A820 | Sanyo SCP-3810 / Mirro |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? |
2.8" diag. 4 : 3 |
5.2" diag. 16 : 9 |
? |
2.4" diag. 4 : 3 |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
240 x 320 pixels (~143 ppi) LCD (TFT/TFD) |
720 x 1280 pixels (~282 ppi) LCD (TFT/TFD) |
128 x 160 pixels LCD (STN) |
240 x 320 pixels (~167 ppi) LCD (TFT/TFD) |
| Display Refresh | ? | ? | 60 Hz | ? | ? |
| Battery | 800 mAh | 1,450 mAh | 2,800 mAh | 1,000 mAh | 1,000 mAh |
| Processor | ? | 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) | 1.5 GHz MT6738 | ? | ? |
| RAM | ? | 512 MB | 2 GB | ? | ? |
| Storage | ? raw hardware | 4 GB | 16 GB | ? raw hardware | ? raw hardware |
| Main Camera | Yes | 2 megapixel | 8 megapixel | - | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | WVGA / 480p | 1080p HD | - | - |
| Front Camera | - | - | 2 megapixel | - | - |
| Weight |
3 oz (85g) |
4.59 oz (130g) |
5.14 oz (146g) |
3.14 oz (89g) |
3.97 oz (112g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
4.13" x 2.14" x 0.74" (105 x 54 x 18.9 mm) |
5.75" x 2.84" x 0.31" (146 x 72 x 7.9 mm) |
3.56" x 1.88" x 1.06" (90 x 48 x 26.9 mm) |
3.82" x 2.01" x 0.71" (97 x 51 x 18.1 mm) |
| Form Factor | Clamshell | Clamshell | Slab | Clamshell | Clamshell |
| Platform / OS | (proprietary) | (proprietary) | Android | (proprietary) | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 2, 4, 5, 12, 14 WCDMA: 2, 4, 5 |
4G LTE: 1, 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
CDMA: 850, 1900 |
| Data Technology | GPRS | LTE (Cat 4) | LTE (Cat 4) | 1xRTT | 1xRTT |
| Features | |||||
| Flashlight | - | - | Yes | - | - |
| GPS / Location | - | Yes | n/a | Yes | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | Yes | n/a | - | Yes |
| Hearing Aid Compatible | - |
Yes M4, T4 (very tele-coil compatible) |
Yes M4, T3 (mostly tele-coil compatible) |
- |
Yes M4, T4 (very tele-coil compatible) |
| Multiple Languages | Yes | Yes | n/a | Yes | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
| Alerts | |||||
| Extra Display | - | Yes | - | Yes | Yes |
| Connectivity | |||||
| Bluetooth | - | Yes | Yes | - | Yes |
| Mobile Hotspot | - | Yes | n/a | - | - |
| USB | - |
Yes Micro-USB |
Yes USB Type C |
- |
Yes Micro-USB |
| Wi-Fi | - |
Yes 4 (802.11 b,g,n) |
Yes 4 (802.11 a,b,g,n) |
- | - |
| Contacts | |||||
| Picture ID | Yes | Yes | n/a | Yes | Yes |
| Ringer ID | Yes | - | n/a | Yes | Yes |
| Voice Dialing | - | Yes | n/a | Yes | Yes |
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | Yes | Yes |
| Custom Ringtones | Yes | Yes | n/a | Yes | Yes |
| Real-Music Ringers | - | Yes | n/a | - | Yes |
| Data & Network | |||||
| Data Tethering | - | - | n/a | - | Yes |
| WAP / Web Browser | Yes | Yes | n/a | Yes | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - |
Yes Capacitive |
- | - |
| Memory | |||||
| Memory Card Slot | - | Yes | Yes | - | - |
| Messaging | |||||
| Email Client | - | Yes | n/a | - | Yes |
| EMS / Picture Messaging | Yes | - | n/a | - | - |
| Instant Messaging | - | - | n/a | - | Yes |
| MMS | Yes | Yes | n/a | - | - |
| Text Messaging Templates | Yes | - | n/a | - | Yes |
| Music | |||||
| FM Radio | - | Yes | Yes | - | - |
| Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
| Music Player | - | Yes | n/a | - | - |
| Productivity | |||||
| Alarm | Yes | Yes | n/a | Yes | Yes |
| Calculator | Yes | Yes | n/a | Yes | Yes |
| Calendar | Yes | Yes | n/a | Yes | Yes |
| To-Do List | Yes | - | n/a | Yes | Yes |
| Voice Memo | Yes | Yes | n/a | Yes | Yes |
| Software | |||||
| Games | Yes | Yes | n/a | Yes | Yes |
| Java (J2ME) | Yes | - | n/a | Yes | Yes |
| Voice | |||||
| HD Voice | - | Yes | Yes | - | - |
| Headset Jack (2.5 mm) | Yes | - | n/a | Yes | Yes |
| Push-To-Talk | - | - | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | AT&T Cingular Flip IV / Cricket Debut Flip | Alcatel PulseMix / A50 / A5 | Samsung VI-A820 | Sanyo SCP-3810 / Mirro | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | AT&T Cingular Flip IV / Cricket Debut Flip | Alcatel PulseMix / A50 / A5 | Samsung VI-A820 | Sanyo SCP-3810 / Mirro |
