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Phone Samsung SGH-E640 Samsung SGH-X640 LG K8 V Sony Ericsson Xperia X10 mini pro (2010) Sony Ericsson Xperia X10 mini (2010)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Not yet released
Specifications 
Display Size ? ? 5" diag.
16 : 9
2.6" diag.
4 : 3
2.6" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~157 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery 800 mAh 800 mAh 2,125 mAh 930 mAh ?
Processor ? ? 1.3 GHz Qualcomm Snapdragon 210 (MSM8909) 600 MHz Qualcomm S1 MSM7227 600 MHz Qualcomm S1 MSM7227
RAM ? ? 1.5 GB ? ?
Storage ? raw hardware ? raw hardware 16 GB ? raw hardware ? raw hardware
Main Camera 1 megapixel Yes 8 megapixel 5 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - 720p HD VGA (640 x 480) VGA (640 x 480)
Front Camera - - 5 megapixel - -
Weight 3.17 oz
(90g)
3 oz
(85g)
4.71 oz
(134g)
4.2 oz
(119g)
3.11 oz
(88g)
Dimensions 3.37" x 1.78" x 0.93"
(86 x 45 x 23.6 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.69" x 2.85" x 0.33"
(145 x 72 x 8.4 mm)
3.5" x 2" x 0.7"
(89 x 51 x 17.8 mm)
3.26" x 1.97" x 0.64"
(83 x 50 x 16.3 mm)
Form Factor Clamshell Clamshell Slab Slide Slab
Platform / OS (proprietary) (proprietary) Android Android Android
Network Bands

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS GPRS LTE (Cat 4) HSPA 7.2 HSPA 7.2
Features 
Flashlight - - Yes - -
GPS / Location - - n/a n/a n/a
Accessibility
Adjustable Text Size - - n/a n/a n/a
Hearing Aid Compatible - - Yes - -
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - - Yes - -
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes
Classic Audio
-
Yes
Classic Audio
Yes
Yes
Classic Audio
Mobile Hotspot - - n/a n/a n/a
USB Yes - Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes Yes
802.11 b,g
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing - - n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers Yes - n/a n/a n/a
Data & Network
Data Tethering - - n/a n/a n/a
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client Yes - n/a n/a n/a
EMS / Picture Messaging Yes Yes n/a n/a n/a
Instant Messaging - - n/a n/a n/a
MMS Yes Yes n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player Yes - n/a n/a n/a
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes Yes n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes Yes n/a n/a n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-E640 Samsung SGH-X640 LG K8 V Sony Ericsson Xperia X10 mini pro (2010) Sony Ericsson Xperia X10 mini (2010)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-E640 Samsung SGH-X640 LG K8 V Sony Ericsson Xperia X10 mini pro (2010) Sony Ericsson Xperia X10 mini (2010)

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