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Phone Samsung Rugby A837 Samsung M400 Nokia 2630 Nokia Lumia 900
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Not yet released Released
Specifications 
Display Size 2" diag.
4 : 3
2.4" diag.
4 : 3
? 4.3" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~217 ppi)
AMOLED
Display Refresh ? ? ? ?
Battery 1,000 mAh 1,000 mAh 700 mAh 1,830 mAh
Processor ? 400 MHz Qualcomm QSC6155 ? 1.4 GHz Qualcomm S2 APQ8055
RAM ? 128 MB ? 512 MB
Storage ? raw hardware 256 MB ? raw hardware 16 GB
Main Camera 1 megapixel 1 megapixel Yes 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) - ? 720p HD
Front Camera - - - 1 megapixel
Weight 4.66 oz
(132g)
3.7 oz
(105g)
2.33 oz
(66g)
5.6 oz
(159g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
4.13" x 1.77" x 0.39"
(105 x 45 x 9.9 mm)
5.03" x 2.7" x 0.45"
(128 x 69 x 11.4 mm)
Form Factor Clamshell Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Windows
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

GSM: 850, 1900

*

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

Data Technology HSDPA 3.6 1xRTT EDGE LTE (Cat 3)
Features 
GPS / Location Yes Yes - n/a
Ruggedized Yes - - -
Accessibility
Adjustable Text Size - Yes - n/a
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages Yes Yes Yes n/a
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display Yes Yes - -
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Mobile Hotspot - - - n/a
USB Yes Yes
Micro-USB
- Yes
Micro-USB
Wi-Fi - - - Yes
Contacts
Picture ID Yes Yes Yes n/a
Ringer ID Yes Yes - n/a
Voice Dialing - Yes - n/a
Customization
Custom Graphics Yes Yes Yes n/a
Custom Ringtones Yes Yes Yes n/a
Real-Music Ringers Yes Yes Yes n/a
Data & Network
Data Tethering Yes - - n/a
WAP / Web Browser Yes Yes Yes n/a
Input
Predictive Text Entry Yes Yes Yes n/a
Side Keys Yes Yes Yes Yes
Touch Screen - - - Yes
Memory
Memory Card Slot Yes - - -
Messaging
Email Client Yes - Yes n/a
Instant Messaging Yes - Yes n/a
MMS Yes Yes Yes n/a
Text Messaging Templates Yes Yes Yes n/a
Music
FM Radio - - Yes Yes
Headphone Jack (3.5mm) - Yes - Yes
Music Player Yes - - n/a
Productivity
Alarm Yes Yes Yes n/a
Calculator Yes Yes Yes n/a
Calendar Yes Yes Yes n/a
To-Do List - - Yes n/a
Voice Memo Yes Yes Yes n/a
Software
Games Yes Yes Yes n/a
Java (J2ME) Yes - Yes n/a
Voice
Headset Jack (2.5 mm) - - Yes n/a
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  Samsung Rugby A837 Samsung M400 Nokia 2630 Nokia Lumia 900
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Phone Samsung Rugby A837 Samsung M400 Nokia 2630 Nokia Lumia 900

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