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Phone Samsung SCH-A790 / SCH-A795 / IP-A790 BlackBerry Curve 3G 9330 Samsung SGH-X640 LG Tribute HD Motorola Rival A455
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.5" diag.
4 : 3
? 5" diag.
16 : 9
2.2" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz ?
Battery ? 1,150 mAh 800 mAh 2,100 mAh 940 mAh
Processor ? ? ? 1.3 GHz Qualcomm Snapdragon 212 (MSM8909) ?
RAM ? ? ? 1.5 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 16 GB ? raw hardware
Main Camera Yes 2 megapixel Yes 8 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? - 720p HD QVGA (320 x 240)
Front Camera - - - 5 megapixel -
Weight 4.2 oz
(119g)
3.7 oz
(105g)
3 oz
(85g)
4.41 oz
(125g)
4.48 oz
(127g)
Dimensions 3.4" x 2" x 1"
(86 x 51 x 25.4 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.7" x 2.81" x 0.27"
(145 x 71 x 6.9 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
Form Factor Clamshell Slab Clamshell Slab Slide
Platform / OS (proprietary) BlackBerry OS (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 900, 1800

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 25, 26, 41

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT EVDO r0 GPRS LTE (Cat 4) EVDO r0
Features 
Flashlight - - - Yes -
GPS / Location Yes n/a - n/a Yes
Accessibility
Adjustable Text Size - n/a - n/a -
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes n/a Yes n/a Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles Yes Yes - - -
Connectivity
Bluetooth - Yes - Yes Yes
USB - Yes
Micro-USB
- Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
802.11 b,g
- Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes n/a Yes n/a Yes
Ringer ID - n/a Yes n/a Yes
Voice Dialing Yes n/a - n/a Yes
Customization
Custom Graphics Yes n/a Yes n/a Yes
Custom Ringtones Yes n/a Yes n/a Yes
Real-Music Ringers - n/a - n/a Yes
Data & Network
Data Tethering Yes n/a - n/a Yes
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes n/a -
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - Yes - Yes Yes
Messaging
Email Client - n/a - n/a Yes
EMS / Picture Messaging - n/a Yes n/a Yes
Instant Messaging - n/a - n/a Yes
MMS Yes n/a Yes n/a Yes
Text Messaging Templates Yes n/a Yes n/a Yes
Music
Headphone Jack (3.5mm) - Yes - Yes Yes
Music Player - n/a - n/a Yes
Productivity
Alarm Yes n/a Yes n/a Yes
Calculator Yes n/a Yes n/a Yes
Calendar Yes n/a Yes n/a Yes
To-Do List Yes n/a Yes n/a -
Voice Memo Yes n/a Yes n/a Yes
Software
BREW Yes n/a - n/a Yes
Games Yes n/a Yes n/a Yes
Java (J2ME) - n/a Yes n/a -
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes n/a Yes n/a -
Speaker Phone - Yes Yes Yes Yes
  Samsung SCH-A790 / SCH-A795 / IP-A790 BlackBerry Curve 3G 9330 Samsung SGH-X640 LG Tribute HD Motorola Rival A455
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A790 / SCH-A795 / IP-A790 BlackBerry Curve 3G 9330 Samsung SGH-X640 LG Tribute HD Motorola Rival A455

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