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Phone Samsung SGH-X640 BlackBerry Curve 3G 9330 HTC Droid Eris Coolpad Quattro 4G Sharp TM100
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.5" diag.
4 : 3
3.2" diag.
5 : 3
4" diag.
5 : 3
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 1,150 mAh 1,300 mAh 1,600 mAh 780 mAh
Processor ? ? 528 MHz MSM7600 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware 512 MB ? raw hardware
Main Camera Yes 2 megapixel 5 megapixel 3 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? CIF (352 x 288) VGA (640 x 480) ?
Front Camera - - - Yes -
Weight 3 oz
(85g)
3.7 oz
(105g)
4.43 oz
(126g)
3.31 oz
(94g)
3.7 oz
(105g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
4.45" x 2.19" x 0.52"
(113 x 55 x 13.2 mm)
4.96" x 2.6" x 0.51"
(126 x 66 x 13 mm)
3.94" x 1.93" x 0.76"
(100 x 49 x 19.3 mm)
Form Factor Clamshell Slab Slab Slab Slide
Platform / OS (proprietary) BlackBerry OS Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 2, 4

CDMA: 850, 1700, 1900

GSM: 900, 1800, 1900

Data Technology GPRS EVDO r0 EVDO rA LTE (Cat 3) GPRS
Features 
GPS / Location - n/a n/a n/a -
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Ringer Profiles - Yes - - Yes
Connectivity
Bluetooth - Yes Yes Yes -
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a n/a -
USB - Yes
Micro-USB
Yes
Mini-USB
Yes Yes
Wi-Fi - Yes
802.11 b,g
Yes
802.11 b,g
Yes -
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 -
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 - - -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - Yes 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
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player - n/a n/a n/a -
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
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes -
  Samsung SGH-X640 BlackBerry Curve 3G 9330 HTC Droid Eris Coolpad Quattro 4G Sharp TM100
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 BlackBerry Curve 3G 9330 HTC Droid Eris Coolpad Quattro 4G Sharp TM100

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