Compare Phones
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| Phone | Samsung SGH-X640 | Motorola V551 / V330 / V547 / V555 / V557 | Samsung SCH-U340 / Snap | ZTE Flash | Siemens M75 |
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released | Not yet released |
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | ? | ? |
4.5" diag. 16 : 9 |
? |
| Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
176 x 220 pixels LCD (TFT/TFD) |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~326 ppi) LCD (TFT/TFD) |
132 x 176 pixels LCD (TFT/TFD) |
| Display Refresh | ? | ? | ? | 60 Hz | ? |
| Battery | 800 mAh | 820 mAh | 1,000 mAh | 1,780 mAh | 750 mAh |
| Processor | ? | ? | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | ? |
| RAM | ? | ? | ? | 1 GB | ? |
| Storage | ? raw hardware | ? raw hardware | ? raw hardware | 8 GB | ? raw hardware |
| Main Camera | Yes | Yes | Yes | 12 megapixel | 1 megapixel |
| Wide Camera | - | - | - | - | - |
| Tele Camera | - | - | - | - | - |
| Video Capture | - | ? | - | 1080p HD | ? |
| Front Camera | - | - | - | 1 megapixel | - |
| Weight |
3 oz (85g) |
4.23 oz (120g) |
2.82 oz (80g) |
5.2 oz (147g) |
3.88 oz (110g) |
| Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm) |
3.5" x 1.8" x 0.77" (89 x 46 x 19.6 mm) |
5.27" x 2.56" x 0.38" (134 x 65 x 9.7 mm) |
4.35" x 2.03" x 0.82" (110 x 52 x 20.8 mm) |
| Form Factor | Clamshell | Clamshell | Clamshell | Slab | Slab |
| Platform / OS | (proprietary) | (proprietary) | (proprietary) | Android | (proprietary) |
| Network Bands |
GSM: 900, 1800, 1900 |
GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
4G LTE: 25 CDMA: 800, 850, 1900 |
GSM: 900, 1800, 1900 |
| Data Technology | GPRS | EDGE | - | LTE (Cat 3) | GPRS |
| Features | |||||
| GPS / Location | - | - | Yes | n/a | - |
| Ruggedized | - | - | - | - | Yes |
| Accessibility | |||||
| Adjustable Text Size | - | - | - | n/a | - |
| Hearing Aid Compatible | - | - | Yes | Yes | - |
| Multiple Languages | Yes | Yes | Yes | n/a | Yes |
| TTY/TDD (Digital) | - | Yes | Yes | Yes | - |
| Alerts | |||||
| Extra Display | - | Yes | Yes | - | - |
| Ringer Profiles | - | Yes | - | - | Yes |
| Connectivity | |||||
| Bluetooth |
- |
Yes Classic Audio |
- |
Yes Classic Audio |
Yes Classic Audio |
| Infrared (IR) | - | - | - | - | Yes |
| Mobile Hotspot | - | - | - | n/a | - |
| NFC | - | - | - | Yes | - |
| USB | - | Yes | - |
Yes Micro-USB |
Yes |
| Wi-Fi | - | - | - |
Yes 4 (802.11 b,g,n) |
- |
| Contacts | |||||
| Picture ID | Yes | Yes | Yes | n/a | Yes |
| Ringer ID | Yes | Yes | Yes | n/a | Yes |
| Voice Dialing | - | Yes | Yes | n/a | - |
| Customization | |||||
| Custom Graphics | Yes | Yes | - | n/a | Yes |
| Custom Ringtones | Yes | Yes | - | n/a | Yes |
| Real-Music Ringers | - | Yes | - | n/a | - |
| Data & Network | |||||
| Data Tethering | - | Yes | - | n/a | Yes |
| WAP / Web Browser | Yes | Yes | - | n/a | Yes |
| Input | |||||
| Predictive Text Entry | Yes | Yes | Yes | n/a | Yes |
| Side Keys | Yes | Yes | Yes | Yes | Yes |
| Touch Screen | - | - | - | Yes | - |
| Memory | |||||
| Memory Card Slot | - | - | - | Yes | Yes |
| Messaging | |||||
| Email Client | - | Yes | - | n/a | Yes |
| EMS / Picture Messaging | Yes | Yes | - | n/a | Yes |
| Instant Messaging | - | Yes | Yes | n/a | - |
| MMS | Yes | Yes | Yes | n/a | Yes |
| Text Messaging Templates | Yes | Yes | Yes | n/a | - |
| Music | |||||
| Headphone Jack (3.5mm) | - | - | - | Yes | - |
| Music Player | - | - | - | n/a | Yes |
| Productivity | |||||
| Alarm | Yes | Yes | Yes | n/a | Yes |
| Calculator | Yes | Yes | Yes | n/a | Yes |
| Calendar | Yes | Yes | Yes | n/a | Yes |
| To-Do List | Yes | - | - | n/a | Yes |
| Voice Memo | Yes | Yes | - | n/a | Yes |
| Software | |||||
| Games | Yes | Yes | - | n/a | Yes |
| Java (J2ME) | Yes | Yes | - | n/a | Yes |
| Voice | |||||
| HD Voice | - | - | - | Yes | - |
| Headset Jack (2.5 mm) | Yes | Yes | Yes | n/a | - |
| Push-To-Talk | - | - | - | - | Yes |
| Speaker Phone | Yes | Yes | Yes | Yes | Yes |
| Samsung SGH-X640 | Motorola V551 / V330 / V547 / V555 / V557 | Samsung SCH-U340 / Snap | ZTE Flash | Siemens M75 | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Samsung SGH-X640 | Motorola V551 / V330 / V547 / V555 / V557 | Samsung SCH-U340 / Snap | ZTE Flash | Siemens M75 |
