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Phone Samsung Rugby A837 Samsung Wafer R510 Coolpad REVVL Plus Motorola Defy (2010)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
1.9" diag.
4 : 3
6" diag.
16 : 9
3.6" diag.
16 : 9
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~272 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz
Battery 1,000 mAh 800 mAh 3,380 mAh 1,540 mAh
Processor ? ? 2 GHz Qualcomm Snapdragon 625 (MSM8953) 800 MHz TI OMAP3610
RAM ? ? 2 GB ?
Storage ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera 1 megapixel 1 megapixel 13 megapixel 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) ? 1080p HD ?
Front Camera - - 8 megapixel -
Weight 4.66 oz
(132g)
2.47 oz
(70g)
6.91 oz
(196g)
4.16 oz
(118g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
6.49" x 3.24" x 0.34"
(165 x 82 x 8.6 mm)
4.21" x 2.32" x 0.53"
(107 x 59 x 13.4 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 EVDO r0 LTE (Cat 6) HSPA 7.2
Features 
Fingerprint Reader - - Yes
stand-alone
-
Flashlight - - Yes -
GPS / Location Yes Yes n/a n/a
Ruggedized Yes - - Yes
Accessibility
Hearing Aid Compatible Yes Yes Yes -
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
USB Yes - Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes - n/a n/a
Voice Dialing - Yes n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes - n/a n/a
Data & Network
Data Tethering Yes - n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client Yes - n/a n/a
Instant Messaging Yes - n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes - n/a n/a
Music
FM Radio - - Yes Yes
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes Yes n/a n/a
Stereo Speakers - Yes - -
Photo & Video
DLNA - - - Yes
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
Voice Memo Yes Yes n/a n/a
Software
BREW - Yes n/a n/a
Games Yes Yes n/a n/a
Java (J2ME) Yes - n/a n/a
Voice
HD Voice - - Yes -
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  Samsung Rugby A837 Samsung Wafer R510 Coolpad REVVL Plus Motorola Defy (2010)
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Phone Samsung Rugby A837 Samsung Wafer R510 Coolpad REVVL Plus Motorola Defy (2010)

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