Compare Phones
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Phone | Samsung SGH-X640 | Alcatel PulseMix / A50 / A5 | Apple iPhone 4 (GSM) | BlackBerry 7750 | Samsung Glyde U940 |
Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) |
Global Availability | Released | Released | Released | Released | Released |
Specifications | |||||
---|---|---|---|---|---|
Display Size | ? |
5.2" diag. 16 : 9 |
3.5" diag. 5 : 3 |
? |
2.8" diag. 16.5 : 9 |
Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 1280 pixels (~282 ppi) LCD (TFT/TFD) |
640 x 960 pixels (~330 ppi) LCD (TFT/TFD) |
240 x 240 pixels LCD (Color) |
240 x 440 pixels (~182 ppi) LCD (TFT/TFD) |
Display Refresh | ? | 60 Hz | 60 Hz | ? | ? |
Battery | 800 mAh | 2,800 mAh | ? | ? | 1,000 mAh |
Processor | ? | 1.5 GHz MT6738 | Apple A4 | ? | ? |
RAM | ? | 2 GB | ? | ? | ? |
Storage | ? raw hardware | 16 GB | 32 GB * | ? raw hardware | ? raw hardware |
Main Camera | Yes | 8 megapixel | 5 megapixel | - | 2 megapixel |
Wide Camera | - | - | - | - | - |
Tele Camera | - | - | - | - | - |
Video Capture | - | 1080p HD | 720p HD | - | QVGA (320 x 240) |
Front Camera | - | 2 megapixel | Yes | - | - |
Weight |
3 oz (85g) |
5.14 oz (146g) |
4.8 oz (136g) |
5.01 oz (142g) |
4.2 oz (119g) |
Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.75" x 2.84" x 0.31" (146 x 72 x 7.9 mm) |
4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm) |
4.76" x 3.03" x 0.71" (121 x 77 x 18 mm) |
4.09" x 1.98" x 0.71" (104 x 50 x 18 mm) |
Form Factor | Clamshell | Slab | Slab | Slab | Slide |
Platform / OS | (proprietary) | Android | iOS | BlackBerry OS | (proprietary) |
Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 1, 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 |
WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 |
CDMA: 850, 1900 |
CDMA: 850, 1900 |
Data Technology | GPRS | LTE (Cat 4) | HSPA 7.2 | 1xRTT | EVDO r0 |
Features | |||||
Flashlight | - | Yes | - | - | - |
GPS / Location | - | n/a | n/a | n/a | Yes |
Accessibility | |||||
Adjustable Text Size | - | n/a | n/a | n/a | - |
Hearing Aid Compatible | - |
Yes M4, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
- |
Yes M4 (very compatible) |
Multiple Languages | Yes | n/a | n/a | n/a | Yes |
TTY/TDD (Digital) | - | Yes | Yes | Yes | Yes |
Alerts | |||||
Ringer Profiles | - | - | - | Yes | - |
Connectivity | |||||
Bluetooth | - | Yes | Yes | - | Yes |
Mobile Hotspot | - | n/a | n/a | n/a | - |
USB | - |
Yes USB Type C |
Yes | Yes | Yes |
Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
Yes 4 (802.11 b,g,n) |
- | - |
Contacts | |||||
Picture ID | Yes | n/a | n/a | n/a | Yes |
Ringer ID | Yes | n/a | n/a | n/a | Yes |
Voice Dialing | - | n/a | n/a | n/a | Yes |
Customization | |||||
Custom Graphics | Yes | n/a | n/a | n/a | Yes |
Custom Ringtones | Yes | n/a | n/a | n/a | Yes |
Real-Music Ringers | - | n/a | n/a | n/a | Yes |
Data & Network | |||||
Data Tethering | - | n/a | n/a | n/a | Yes |
WAP / Web Browser | Yes | n/a | n/a | n/a | Yes |
Input | |||||
Predictive Text Entry | Yes | n/a | n/a | n/a | Yes |
Side Keys | Yes | Yes | Yes | Yes | Yes |
Text Keyboard, Hardware | - | - | - | Yes | Yes |
Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
- | Yes |
Memory | |||||
Memory Card Slot | - | Yes | - | - | Yes |
Messaging | |||||
Email Client | - | n/a | n/a | n/a | - |
EMS / Picture Messaging | Yes | n/a | n/a | n/a | - |
MMS | Yes | n/a | n/a | n/a | Yes |
Text Messaging Templates | Yes | n/a | n/a | n/a | Yes |
Music | |||||
FM Radio | - | Yes | - | - | - |
Headphone Jack (3.5mm) | - | Yes | Yes | - | - |
Music Player | - | n/a | n/a | n/a | Yes |
Photo & Video | |||||
TV Output | - | - | Yes | - | - |
Productivity | |||||
Alarm | Yes | n/a | n/a | n/a | Yes |
Calculator | Yes | n/a | n/a | n/a | Yes |
Calendar | Yes | n/a | n/a | n/a | Yes |
To-Do List | Yes | n/a | n/a | n/a | - |
Voice Memo | Yes | n/a | n/a | n/a | - |
Software | |||||
BREW | - | n/a | n/a | n/a | Yes |
Games | Yes | n/a | n/a | n/a | Yes |
Java (J2ME) | Yes | n/a | n/a | n/a | - |
Voice | |||||
HD Voice | - | Yes | - | - | - |
Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a | Yes |
Speaker Phone | Yes | Yes | Yes | - | Yes |
* Some versions only | |||||
Samsung SGH-X640 | Alcatel PulseMix / A50 / A5 | Apple iPhone 4 (GSM) | BlackBerry 7750 | Samsung Glyde U940 |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Samsung SGH-X640 | Alcatel PulseMix / A50 / A5 | Apple iPhone 4 (GSM) | BlackBerry 7750 | Samsung Glyde U940 |