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