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Phone Samsung Rugby A837 Samsung SCH-A645 Motorola Defy (2010) Kyocera Energi K490 / K493 / K494 LG Optimus L90
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
? 3.6" diag.
16 : 9
? 4.7" diag.
16 : 9
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
480 x 854 pixels
(~272 ppi)
LCD (TFT/TFD)
104 x 80 pixels
LCD (STN)
540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 1,000 mAh 1,000 mAh 1,540 mAh ? 2,460 mAh
Processor ? ? 800 MHz TI OMAP3610 ? 1.2 GHz Qualcomm Snapdragon 400 MSM8226
RAM ? ? ? ? 1 GB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 8 GB
Main Camera 1 megapixel - 5 megapixel - 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - ? - 1080p HD
Front Camera - - - - Yes
Weight 4.66 oz
(132g)
3.2 oz
(91g)
4.16 oz
(118g)
3.52 oz
(100g)
4.37 oz
(124g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
3.54" x 1.79" x 0.94"
(90 x 45 x 23.9 mm)
4.21" x 2.32" x 0.53"
(107 x 59 x 13.4 mm)
4.45" x 1.89" x 0.91"
(113 x 48 x 23.1 mm)
5.18" x 2.6" x 0.38"
(132 x 66 x 9.7 mm)
Form Factor Clamshell Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

*

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 1xRTT HSPA 7.2 1xRTT HSPA+ 21
Features 
Flashlight - - - Yes Yes
GPS / Location Yes Yes n/a Yes n/a
Ruggedized Yes - Yes - -
Accessibility
Adjustable Text Size - - n/a - n/a
Hearing Aid Compatible Yes Yes - - Yes
Multiple Languages Yes Yes n/a Yes * n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes Yes - - -
Connectivity
Bluetooth Yes - Yes - Yes
Infrared (IR) - - - - Yes
Mobile Hotspot - - n/a - n/a
USB Yes - Yes
Micro-USB
Yes 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
Ringer ID Yes - n/a Yes n/a
Voice Dialing - Yes n/a Yes n/a
Customization
Changeable Body Plates - - - Yes -
Custom Graphics Yes Yes n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers Yes - n/a - n/a
Data & Network
Data Tethering Yes - n/a Yes n/a
WAP / Web Browser Yes Yes * n/a Yes n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes - Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot Yes - Yes - Yes
Messaging
Email Client Yes - n/a - n/a
EMS / Picture Messaging - Yes n/a Yes n/a
Instant Messaging Yes - n/a - n/a
MMS Yes - n/a - n/a
Text Messaging Templates Yes Yes n/a - n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes - Yes
Music Player Yes - n/a - n/a
Photo & Video
DLNA - - Yes - -
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List - Yes n/a - n/a
Voice Memo Yes Yes n/a - n/a
Software
BREW - Yes * n/a Yes n/a
Games Yes Yes * n/a Yes n/a
Java (J2ME) Yes - n/a - n/a
Voice
Headset Jack (2.5 mm) - Yes n/a Yes n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes - Yes
  * Some versions only
  Samsung Rugby A837 Samsung SCH-A645 Motorola Defy (2010) Kyocera Energi K490 / K493 / K494 LG Optimus L90
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Rugby A837 Samsung SCH-A645 Motorola Defy (2010) Kyocera Energi K490 / K493 / K494 LG Optimus L90

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