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Phone Samsung SGH-X640 Sony Xperia Z3 Compact BlackBerry Curve 8300 BlackBerry 7750 Sony Ericsson T68i
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4.6" diag.
16 : 9
? ? ?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~319 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
101 x 80 pixels
LCD (STN)
Display Refresh ? 60 Hz ? ? ?
Battery 800 mAh 2,600 mAh ? ? 700 mAh
Processor ? 2.5 GHz Qualcomm Snapdragon 801 (MSM8974AC) ? ? ?
RAM ? 2 GB ? ? ?
Storage ? raw hardware 16 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera Yes 20 megapixel 2 megapixel - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 4K UHD - - -
Front Camera - 2 megapixel - - -
Weight 3 oz
(85g)
4.55 oz
(129g)
3.92 oz
(111g)
5.01 oz
(142g)
2.96 oz
(84g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5" x 2.56" x 0.34"
(127 x 65 x 8.6 mm)
4.2" x 2.36" x 0.61"
(107 x 60 x 15.5 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.94" x 1.89" x 0.79"
(100 x 48 x 20.1 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android BlackBerry OS BlackBerry OS (proprietary)
Network Bands

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

Data Technology GPRS LTE (Cat 4) EDGE 1xRTT GPRS
Features 
GPS / Location - n/a n/a n/a -
Ruggedized - Yes - - -
Water-Resistant - Yes
IPX8 (SCUBA)
- - -
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible - Yes - - -
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Ringer Profiles - - Yes Yes Yes
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
-
Yes
Classic Audio
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a n/a -
NFC - Yes - - -
USB - Yes
Micro-USB
Yes Yes -
Wi-Fi - Yes
5 (802.11 a,ac,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 -
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 - - -
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - n/a n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a n/a Yes
Instant Messaging - 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 -
Stereo Speakers - Yes - - -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - - -
TV Output - Yes - - -
Power
Fast Charging - 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 Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a -
Voice
Call Screening - Yes - - -
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Push-To-Talk - - Yes * - -
Speaker Phone Yes Yes Yes - -
  * Some versions only
  Samsung SGH-X640 Sony Xperia Z3 Compact BlackBerry Curve 8300 BlackBerry 7750 Sony Ericsson T68i
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Sony Xperia Z3 Compact BlackBerry Curve 8300 BlackBerry 7750 Sony Ericsson T68i

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