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Phone Samsung Rugby A837 Samsung SGH-X640 Samsung Glyde U940 Samsung Galaxy Grand Prime (GSM) Bold N2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
? 2.8" diag.
16.5 : 9
5" diag.
16 : 9
6.6" diag.
19.5 : 9
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
240 x 440 pixels
(~182 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~390 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 1,000 mAh 800 mAh 1,000 mAh 2,600 mAh 4,200 mAh
Processor ? ? ? 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) 2.4 GHz MediaTek Dimensity 810
RAM ? ? ? 1.5 GB 8 GB
Storage ? raw hardware ? raw hardware ? raw hardware 8 GB 256 GB
Main Camera 1 megapixel Yes 2 megapixel 8 megapixel 64 megapixel
Wide Camera - - - - 5 megapixel
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - QVGA (320 x 240) 1080p HD 2K / Quad HD
Front Camera - - - 5 megapixel 16 megapixel
Weight 4.66 oz
(132g)
3 oz
(85g)
4.2 oz
(119g)
5.61 oz
(159g)
7.2 oz
(204g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.09" x 1.98" x 0.71"
(104 x 50 x 18 mm)
5.7" x 2.84" x 0.34"
(145 x 72 x 8.6 mm)
6.64" x 3.02" x 0.35"
(169 x 77 x 8.9 mm)
Form Factor Clamshell Clamshell Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 25, 41, 66, 71, 77-C

4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 GPRS EVDO r0 LTE (Cat 4) NR (5G)
Features 
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - - - Yes Yes
GPS / Location Yes - Yes n/a n/a
Ruggedized Yes - - - -
Accessibility
Hearing Aid Compatible Yes - Yes Yes -
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes -
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth Yes - Yes Yes Yes
NFC - - - Yes -
USB Yes - Yes Yes
Micro-USB
Yes
USB Type C
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Yes
5 (802.11 ac,b,g,n)
Contacts
Picture ID Yes Yes Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing - - Yes n/a n/a
Customization
Custom Graphics Yes Yes Yes n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers Yes - Yes n/a n/a
Data & Network
Data Tethering Yes - Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes Yes -
Messaging
Email Client Yes - - n/a n/a
EMS / Picture Messaging - Yes - n/a n/a
Instant Messaging Yes - - n/a n/a
MMS Yes Yes Yes n/a n/a
Text Messaging Templates Yes Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes -
Music Player Yes - Yes n/a n/a
Photo & Video
Miracast - - - Yes -
Power
Fast Charging - - - - Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - Yes - n/a n/a
Voice Memo Yes Yes - n/a n/a
Software
BREW - - Yes n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) Yes Yes - n/a n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) - Yes Yes n/a n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Rugby A837 Samsung SGH-X640 Samsung Glyde U940 Samsung Galaxy Grand Prime (GSM) Bold N2
  X > < X > < X > < X > < X

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

 
Phone Samsung Rugby A837 Samsung SGH-X640 Samsung Glyde U940 Samsung Galaxy Grand Prime (GSM) Bold N2

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