Compare Phones
Maximum number of phones selected. Remove a phone to compare others.
Phone | Samsung SGH-X640 | BlackBerry Classic (CDMA) | Samsung Galaxy S6 (GSM) | Samsung Galaxy S8+ |
Current U.S. Carriers | (none) | (none) | (none) | (none) |
Global Availability | Released | Released | Released | Released |
Specifications | ||||
---|---|---|---|---|
Display Size | ? |
3.5" diag. 1 : 1 |
5.1" diag. 16 : 9 |
6.2" diag. 18.5 : 9 |
Display Resolution & Type |
128 x 160 pixels LCD (TFT/TFD) |
720 x 720 pixels (~291 ppi) LCD (TFT/TFD) |
1440 x 2560 pixels (~576 ppi) AMOLED |
1440 x 2960 pixels (~531 ppi) AMOLED |
Display Refresh | ? | ? | 60 Hz | 60 Hz |
Battery | 800 mAh | 2,515 mAh | 2,550 mAh | 3,500 mAh |
Processor | ? | 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 | 2.1 GHz Samsung Exynos 7420 | 2.3 GHz Qualcomm Snapdragon 835 (MSM8998) |
RAM | ? | 2 GB | 3 GB | 4 GB |
Storage | ? raw hardware | 16 GB | 32 GB * | 64 GB |
Main Camera | Yes | 8 megapixel | 16 megapixel | 12 megapixel |
Wide Camera | - | - | - | - |
Tele Camera | - | - | - | - |
Video Capture | - | 1080p HD | 4K UHD | 4K UHD |
Front Camera | - | 2 megapixel | 5 megapixel | 8 megapixel |
Weight |
3 oz (85g) |
6.28 oz (178g) |
4.87 oz (138g) |
6.1 oz (173g) |
Dimensions |
3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm) |
5.16" x 2.85" x 0.4" (131 x 72 x 10.2 mm) |
5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) |
6.28" x 2.89" x 0.32" (160 x 73 x 8.1 mm) |
Form Factor | Clamshell | Slab | Slab | Slab |
Platform / OS | (proprietary) | BlackBerry 10 | Android | Android |
Network Bands |
GSM: 900, 1800, 1900 |
4G LTE: 3, 4, 13 WCDMA: 1, 2, 5, 8 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 |
4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 |
|
Data Technology | GPRS | LTE (Cat 3) | LTE (Cat 6) | LTE (Cat 16) |
Features | ||||
Fingerprint Reader | - | - | Yes |
Yes stand-alone |
Flashlight | - | - | Yes | Yes |
GPS / Location | - | n/a | n/a | n/a |
VR-ready | - | - | Yes | Yes |
Water-Resistant | - | - | - |
Yes IPX8 (SCUBA) |
Accessibility | ||||
Adjustable Text Size | - | n/a | n/a | n/a |
Hearing Aid Compatible | - |
Yes M3, T4 (very tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Yes M3, T3 (mostly tele-coil compatible) |
Multiple Languages | Yes | n/a | n/a | n/a |
TTY/TDD (Digital) | - | Yes | Yes | Yes |
Alerts | ||||
Ringer Profiles | - | Yes | - | - |
Connectivity | ||||
Bluetooth | - | Yes | Yes | Yes |
Infrared (IR) | - | - | Yes | - |
MirrorLink | - | - | Yes | Yes |
Mobile Hotspot | - | n/a | n/a | n/a |
NFC | - | Yes | Yes | Yes |
USB | - |
Yes Micro-USB |
Yes Micro-USB |
Yes USB Type C |
Wi-Fi | - |
Yes 4 (802.11 a,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Yes 5 (802.11 a,ac,b,g,n) |
Contacts | ||||
Picture ID | Yes | n/a | n/a | n/a |
Ringer ID | Yes | n/a | n/a | n/a |
Voice Dialing | - | n/a | n/a | n/a |
Customization | ||||
Custom Graphics | Yes | n/a | n/a | n/a |
Custom Ringtones | Yes | n/a | n/a | n/a |
Real-Music Ringers | - | n/a | n/a | n/a |
Data & Network | ||||
Data Tethering | - | n/a | n/a | n/a |
WAP / Web Browser | Yes | n/a | n/a | n/a |
Input | ||||
Predictive Text Entry | Yes | n/a | n/a | n/a |
Side Keys | Yes | Yes | Yes | Yes |
Text Keyboard, Hardware | - | Yes | - | - |
Touch Screen | - |
Yes Capacitive |
Yes Capacitive |
Yes Capacitive |
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 |
Instant Messaging | - | n/a | n/a | n/a |
MMS | Yes | n/a | n/a | n/a |
Text Messaging Templates | Yes | n/a | n/a | n/a |
Music | ||||
FM Radio | - | Yes | - | - |
Headphone Jack (3.5mm) | - | Yes | Yes | Yes |
Music Player | - | n/a | n/a | n/a |
Photo & Video | ||||
DLNA | - | Yes | Yes | - |
Miracast | - | Yes | Yes | - |
TV Output | - | Yes | Yes | - |
Power | ||||
Fast Charging | - | - | Yes | Yes |
Wireless Charging | - | - | Yes | Yes |
Productivity | ||||
Alarm | Yes | n/a | n/a | n/a |
Calculator | Yes | n/a | n/a | n/a |
Calendar | Yes | n/a | n/a | n/a |
To-Do List | Yes | n/a | n/a | n/a |
Voice Memo | Yes | n/a | n/a | n/a |
Software | ||||
Games | Yes | n/a | n/a | n/a |
Java (J2ME) | Yes | n/a | n/a | n/a |
Voice | ||||
HD Voice | - | - | Yes | Yes |
Headset Jack (2.5 mm) | Yes | n/a | n/a | n/a |
Speaker Phone | Yes | Yes | Yes | Yes |
Samsung SGH-X640 | BlackBerry Classic (CDMA) | Samsung Galaxy S6 (GSM) | Samsung Galaxy S8+ |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
Phone | Samsung SGH-X640 | BlackBerry Classic (CDMA) | Samsung Galaxy S6 (GSM) | Samsung Galaxy S8+ |