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Phone Samsung SGH-X640 Casio G'zOne Rock Motorola i325 Asus ROG Phone II Samsung Captivate Glide
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? 2.1" diag.
4 : 3
? 6.6" diag.
19.5 : 9
4" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
96 x 64 pixels
LCD (STN)
1080 x 2340 pixels
(~391 ppi)
AMOLED
480 x 800 pixels
(~233 ppi)
AMOLED
Display Refresh ? ? ? 120 Hz 60 Hz
Battery 800 mAh 1,150 mAh ? 6,000 mAh 1,650 mAh
Processor ? ? ? 3 GHz Qualcomm Snapdragon 855 Plus 1 GHz Nvidia Tegra 2 AP20H
RAM ? ? ? 12 GB 1 GB
Storage ? raw hardware ? raw hardware ? raw hardware 512 GB 8 GB
Main Camera Yes 2 megapixel - 48 megapixel 8 megapixel
Wide Camera - - - 13 megapixel -
Tele Camera - - - - -
Video Capture - ? - 4K UHD 720p HD
Front Camera - - - 24 megapixel 1 megapixel
Weight 3 oz
(85g)
4.4 oz
(125g)
7.02 oz
(199g)
8.47 oz
(240g)
5.2 oz
(147g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
5.1" x 2.4" x 1.4"
(130 x 61 x 35.6 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
4.88" x 2.55" x 0.51"
(124 x 65 x 13 mm)
Form Factor Clamshell Clamshell Slab Slab Slide
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

iDEN: 800

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66

WCDMA: 1, 2, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology GPRS EVDO rA - LTE (Cat 20) HSPA+ 21
Features 
Fingerprint Reader - - - Yes
in-display (optical)
-
Flashlight - Yes - Yes -
GPS / Location - Yes Yes n/a n/a
Ruggedized - Yes Yes - -
Water-Resistant - 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 - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth - Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - - n/a n/a
NFC - - - Yes -
USB - Yes - Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
Yes
Contacts
Picture ID Yes Yes - n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing - Yes Yes n/a n/a
Customization
Custom Graphics Yes Yes - n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers - Yes - n/a n/a
Data & Network
Data Tethering - Yes Yes n/a n/a
Dual-SIM - - - Yes -
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
Memory
Memory Card Slot - 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 - n/a n/a
Text Messaging Templates Yes Yes Yes n/a n/a
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - Yes - n/a n/a
Stereo Speakers - - - Yes -
Photo & Video
DLNA - - - - Yes
TV Output - - - Yes Yes
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes - n/a n/a
Calculator Yes Yes - n/a n/a
Calendar Yes Yes - n/a n/a
To-Do List Yes - - n/a n/a
Voice Memo Yes 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
Headset Jack (2.5 mm) Yes Yes Yes n/a n/a
Push-To-Talk - Yes Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Casio G'zOne Rock Motorola i325 Asus ROG Phone II Samsung Captivate Glide
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Casio G'zOne Rock Motorola i325 Asus ROG Phone II Samsung Captivate Glide

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