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Phone Samsung Rugby A837 Sony Ericsson T237 / T290a LG Stylo 4 Samsung SCH-A990 Samsung Jack i637
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
? 6.2" diag.
18 : 9
? 2.4" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
101 x 80 pixels
LCD (STN)
1080 x 2160 pixels
(~390 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 1,000 mAh ? 3,300 mAh 1,000 mAh 1,480 mAh
Processor ? ? 1.8 GHz Qualcomm Snapdragon 450 ? ?
RAM ? ? 2 GB * ? ?
Storage ? raw hardware ? raw hardware 32 GB * ? raw hardware ? raw hardware
Main Camera 1 megapixel - 13 megapixel 3 megapixel 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - 1080p HD ? ?
Front Camera - - 5 megapixel - -
Weight 4.66 oz
(132g)
2.79 oz
(79g)
6.07 oz
(172g)
4.4 oz
(125g)
3.6 oz
(102g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
4" x 1.71" x 0.71"
(102 x 43 x 18 mm)
6.31" x 3.06" x 0.33"
(160 x 78 x 8.4 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.4" x 2.4" x 0.5"
(112 x 61 x 12.7 mm)
Form Factor Clamshell Slab Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Windows Mobile Standard
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 GPRS LTE (Cat 6) EVDO r0 HSDPA 3.6
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes Yes -
GPS / Location Yes - n/a Yes n/a
Ruggedized Yes - - - -
Accessibility
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes - - Yes -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes - Yes Yes Yes
NFC - - Yes * - -
USB Yes Yes Yes
USB Type C
Yes Yes
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
- Yes
802.11 b,g
Contacts
Picture ID Yes Yes n/a Yes n/a
Ringer ID Yes Yes n/a Yes n/a
Voice Dialing - Yes n/a Yes n/a
Customization
Custom Graphics Yes Yes n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers Yes - n/a Yes 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 Yes
Stylus - - Yes - -
Text Keyboard, Hardware - - - - Yes
Touch Screen - - Yes - -
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client Yes Yes n/a - n/a
EMS / Picture Messaging - Yes n/a Yes n/a
Instant Messaging Yes - n/a - n/a
MMS Yes Yes n/a Yes n/a
Text Messaging Templates Yes Yes n/a Yes n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes - -
Music Player Yes - n/a Yes n/a
Stereo Speakers - - - Yes -
Photo & Video
DLNA - - Yes - -
TV Output - - - 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 - - n/a - n/a
Voice Memo Yes Yes n/a Yes n/a
Software
BREW - - n/a Yes n/a
Games Yes Yes n/a Yes n/a
Java (J2ME) Yes - n/a - n/a
Voice
HD Voice - - Yes - -
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Rugby A837 Sony Ericsson T237 / T290a LG Stylo 4 Samsung SCH-A990 Samsung Jack i637
  X > < X > < X > < X > < X

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

 
Phone Samsung Rugby A837 Sony Ericsson T237 / T290a LG Stylo 4 Samsung SCH-A990 Samsung Jack i637

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