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Phone Samsung SGH-X640 Asus ROG Phone II Nokia 6170 Amazon Fire Kyocera DuraForce
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size ? 6.6" diag.
19.5 : 9
? 4.7" diag.
16 : 9
4.5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh ? 120 Hz ? ? 60 Hz
Battery 800 mAh 6,000 mAh 760 mAh 2,400 mAh 3,100 mAh
Processor ? 3 GHz Qualcomm Snapdragon 855 Plus ? 2.2 GHz Qualcomm Snapdragon 800 1.4 GHz Qualcomm Snapdragon 400 (MSM8928)
RAM ? 12 GB ? 2 GB 2 GB
Storage ? raw hardware 512 GB ? raw hardware 32 GB * 16 GB
Main Camera Yes 48 megapixel Yes 13 megapixel 8 megapixel
Wide Camera - 13 megapixel - - -
Tele Camera - - - - -
Video Capture - 4K UHD ? 1080p HD 1080p HD
Front Camera - 24 megapixel - 2 megapixel 2 megapixel
Weight 3 oz
(85g)
8.47 oz
(240g)
4.34 oz
(123g)
5.64 oz
(160g)
7.06 oz
(200g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
3.46" x 1.81" x 0.94"
(88 x 46 x 23.9 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
5.39" x 2.78" x 0.55"
(137 x 71 x 14 mm)
Form Factor Clamshell Slab Clamshell Slab Slab
Platform / OS (proprietary) Android (proprietary) (proprietary) Android
Network Bands

GSM: 900, 1800, 1900

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

GSM: 850, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 4, 5, 7, 17

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS LTE (Cat 20) EDGE LTE (Cat 4) LTE (Cat 3)
Features 
Fingerprint Reader - Yes
in-display (optical)
- - -
Flashlight - Yes - Yes Yes
GPS / Location - n/a - Yes n/a
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - n/a - - n/a
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes n/a Yes Yes n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth - Yes - Yes Yes
Infrared (IR) - - Yes - -
Mobile Hotspot - n/a - Yes n/a
NFC - Yes - Yes Yes
USB - Yes
USB Type C
Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a Yes Yes n/a
Ringer ID Yes n/a - Yes n/a
Voice Dialing - n/a Yes Yes n/a
Customization
Custom Graphics Yes n/a Yes - n/a
Custom Ringtones Yes n/a Yes Yes n/a
Real-Music Ringers - n/a - - n/a
Data & Network
Data Tethering - n/a Yes Yes n/a
Dual-SIM - Yes - - -
WAP / Web Browser Yes n/a Yes Yes n/a
Input
Predictive Text Entry Yes n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client - n/a Yes Yes n/a
EMS / Picture Messaging Yes n/a Yes - n/a
Instant Messaging - n/a Yes - n/a
MMS Yes n/a Yes Yes n/a
Text Messaging Templates Yes n/a Yes Yes n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes - Yes Yes
Music Player - n/a - Yes n/a
Stereo Speakers - Yes - Yes Yes
Photo & Video
DLNA - - - - Yes
Miracast - - - Yes Yes
TV Output - Yes - Yes -
Power
Fast Charging - Yes - - -
Wireless Charging - - - - Yes
Productivity
Alarm Yes n/a Yes Yes n/a
Calculator Yes n/a Yes Yes n/a
Calendar Yes n/a Yes Yes n/a
To-Do List Yes n/a Yes - n/a
Voice Memo Yes n/a Yes Yes n/a
Software
Games Yes n/a Yes Yes n/a
Java (J2ME) Yes n/a Yes - n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes n/a - - n/a
Push-To-Talk - - Yes - Yes *
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Asus ROG Phone II Nokia 6170 Amazon Fire Kyocera DuraForce
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Asus ROG Phone II Nokia 6170 Amazon Fire Kyocera DuraForce

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