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Phone AT&T Vista Pantech Reveal C790 Samsung SGH-X640 Samsung Galaxy Core Prime (GSM) Palm Treo 650 (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 5.5" diag.
18 : 9
2.2" diag.
4 : 3
? 4.5" diag.
5 : 3
?
Display Resolution & Type 720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~182 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~207 ppi)
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz ?
Battery 2,450 mAh 930 mAh 800 mAh 2,000 mAh ?
Processor 2 GHz MediaTek Helio A22 (MT6761V) ? ? 1.2 GHz Qualcomm Snapdragon 410 MSM8916 312 MHz Intel XScale PXA270
RAM 3 GB ? ? 1 GB ?
Storage 32 GB ? raw hardware ? raw hardware 8 GB ? raw hardware
Main Camera 8 megapixel 1 megapixel Yes 5 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD QVGA (320 x 240) - 720p HD CIF (352 x 288)
Front Camera 5 megapixel - - 2 megapixel -
Weight 5.51 oz
(156g)
4.2 oz
(119g)
3 oz
(85g)
4.27 oz
(121g)
6.3 oz
(179g)
Dimensions 5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
3.91" x 2.36" x 0.58"
(99 x 60 x 14.8 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.16" x 2.68" x 0.35"
(131 x 68 x 8.9 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS Android (proprietary) (proprietary) Android Palm OS
Network Bands

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 4) HSDPA 3.6 GPRS LTE (Cat 3) EDGE
Features 
Flashlight Yes - - Yes -
GPS / Location n/a Yes - n/a n/a
Accessibility
Adjustable Text Size n/a Yes - n/a n/a
Hearing Aid Compatible Yes Yes - Yes -
Multiple Languages n/a Yes Yes n/a n/a
TTY/TDD (Digital) - Yes - Yes -
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - - Yes
Mobile Hotspot n/a - - n/a n/a
USB Yes
USB Type C
Yes - Yes
Micro-USB
Yes
Wi-Fi Yes - - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID n/a Yes Yes n/a n/a
Ringer ID n/a Yes Yes n/a n/a
Voice Dialing n/a - - n/a n/a
Customization
Custom Graphics n/a Yes Yes n/a n/a
Custom Ringtones n/a Yes Yes n/a n/a
Real-Music Ringers n/a Yes - n/a n/a
Data & Network
Data Tethering n/a Yes - n/a n/a
WAP / Web Browser n/a Yes Yes n/a n/a
Input
Predictive Text Entry n/a Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen Yes - - Yes Yes
Memory
Memory Card Slot Yes Yes - Yes Yes
Messaging
Email Client n/a Yes - n/a n/a
EMS / Picture Messaging n/a - Yes n/a n/a
Instant Messaging n/a Yes - n/a n/a
MMS n/a Yes Yes n/a n/a
Text Messaging Templates n/a Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) Yes - - Yes -
Music Player n/a Yes - n/a n/a
Power
Fast Charging - - - Yes -
Productivity
Alarm n/a Yes Yes n/a n/a
Calculator n/a Yes Yes n/a n/a
Calendar n/a Yes Yes n/a n/a
To-Do List n/a - Yes n/a n/a
Voice Memo n/a Yes Yes n/a n/a
Software
Games n/a Yes Yes n/a n/a
Java (J2ME) n/a Yes Yes n/a n/a
Voice
HD Voice Yes - - Yes -
Headset Jack (2.5 mm) n/a - Yes n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  AT&T Vista Pantech Reveal C790 Samsung SGH-X640 Samsung Galaxy Core Prime (GSM) Palm Treo 650 (GSM)
  X > < X > < X > < X > < X

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

 
Phone AT&T Vista Pantech Reveal C790 Samsung SGH-X640 Samsung Galaxy Core Prime (GSM) Palm Treo 650 (GSM)

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