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Phone Samsung SGH-X640 Nokia 6650 fold Sony Ericsson Xperia X10 mini (2010) Samsung Galaxy S6 (CDMA) Motorola T280i
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Not yet released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
2.6" diag.
4 : 3
5.1" diag.
16 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~157 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
?
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 1,500 mAh ? 2,550 mAh ?
Processor ? 369 MHz ARM 11 600 MHz Qualcomm S1 MSM7227 2.1 GHz Samsung Exynos ?
RAM ? ? ? 3 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB * ? raw hardware
Main Camera Yes 2 megapixel 5 megapixel 16 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) VGA (640 x 480) 4K UHD -
Front Camera - - - 5 megapixel -
Weight 3 oz
(85g)
3.95 oz
(112g)
3.11 oz
(88g)
4.87 oz
(138g)
4 oz
(113g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.93" x 1.86" x 0.64"
(100 x 47 x 16.2 mm)
3.26" x 1.97" x 0.64"
(83 x 50 x 16.3 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
4.9" x 1.9" x 0.9"
(124 x 48 x 22.9 mm)
Form Factor Clamshell Clamshell Slab Slab Slab
Platform / OS (proprietary) S60 (Symbian) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

Data Technology GPRS HSDPA 3.6 HSPA 7.2 LTE (Cat 4) GPRS
Features 
Fingerprint Reader - - - Yes -
Flashlight - - - Yes -
GPS / Location - n/a n/a n/a -
VR-ready - - - Yes -
Accessibility
Hearing Aid Compatible - Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M4, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes n/a n/a n/a -
TTY/TDD (Digital) - - - Yes -
Alerts
Extra Display - Yes - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - Yes Yes Yes Yes
Infrared (IR) - - - Yes Yes
MirrorLink - - - Yes -
NFC - - - Yes -
USB - Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - - Yes
802.11 b,g
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 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
Touch Screen - - 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 Yes
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 -
Music Player - n/a n/a n/a -
Photo & Video
DLNA - - - Yes -
Miracast - - - Yes -
TV Output - - - Yes -
Power
Wireless 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 -
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 Yes
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a Yes
Speaker Phone Yes Yes Yes Yes -
  Samsung SGH-X640 Nokia 6650 fold Sony Ericsson Xperia X10 mini (2010) Samsung Galaxy S6 (CDMA) Motorola T280i
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Nokia 6650 fold Sony Ericsson Xperia X10 mini (2010) Samsung Galaxy S6 (CDMA) Motorola T280i

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