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Phone Samsung SCH-A990 Motorola Rival A455 HTC G2 LG myTouch Q BlackBerry 7750
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
3.7" diag.
5 : 3
3.5" diag.
5 : 3
?
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 1,000 mAh 940 mAh 1,300 mAh 1,500 mAh ?
Processor ? ? 800 MHz Qualcomm S2 MSM7230 1 GHz Qualcomm Snapdragon S2 MSM8255 ?
RAM ? ? ? 512 MB ?
Storage ? raw hardware ? raw hardware ? raw hardware 2 GB ? raw hardware
Main Camera 3 megapixel 2 megapixel 5 megapixel 5 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? QVGA (320 x 240) 720p HD 720p HD -
Front Camera - - - - -
Weight 4.4 oz
(125g)
4.48 oz
(127g)
6.5 oz
(184g)
5.64 oz
(160g)
5.01 oz
(142g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
4.76" x 2.5" x 0.51"
(121 x 64 x 13 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Form Factor Clamshell Slide Slab Slide Slab
Platform / OS (proprietary) (proprietary) Android Android BlackBerry OS
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology EVDO r0 EVDO r0 HSPA 14.4 HSPA 14.4 1xRTT
Features 
Flashlight Yes - - - -
GPS / Location Yes Yes n/a n/a n/a
Accessibility
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes -
Mobile Hotspot - - n/a n/a n/a
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing Yes Yes 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 Yes n/a n/a n/a
Data & Network
Data Tethering Yes Yes n/a n/a n/a
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes - n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes Yes Yes
Touch Screen - Yes Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot Yes 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 - Yes 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
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes Yes n/a n/a n/a
Stereo Speakers Yes - - - -
Photo & Video
DLNA - - - Yes -
TV Output Yes - - - -
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 - - n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
BREW Yes Yes n/a n/a n/a
Games Yes Yes n/a n/a n/a
Java (J2ME) - - n/a n/a n/a
Voice
Headset Jack (2.5 mm) - - n/a n/a n/a
Speaker Phone Yes Yes Yes Yes -
  Samsung SCH-A990 Motorola Rival A455 HTC G2 LG myTouch Q BlackBerry 7750
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Phone Samsung SCH-A990 Motorola Rival A455 HTC G2 LG myTouch Q BlackBerry 7750

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