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Phone Samsung SGH-X640 Nokia 6170 Kyocera DuraXV LTE Samsung Galaxy S6 (GSM) Motorola Moto z4
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.6" diag.
4 : 3
5.1" diag.
16 : 9
6.4" diag.
19.5 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~154 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
1080 x 2340 pixels
(~403 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 800 mAh 760 mAh 1,530 mAh 2,550 mAh 3,600 mAh
Processor ? ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 2.1 GHz Samsung Exynos 7420 2 GHz Qualcomm Snapdragon 675
RAM ? ? 2 GB 3 GB 4 GB
Storage ? raw hardware ? raw hardware 16 GB 32 GB * 128 GB
Main Camera Yes Yes 5 megapixel 16 megapixel 48 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? 720p HD 4K UHD 4K UHD
Front Camera - - - 5 megapixel 25 megapixel
Weight 3 oz
(85g)
4.34 oz
(123g)
6.17 oz
(175g)
4.87 oz
(138g)
6 oz
(170g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.46" x 1.81" x 0.94"
(88 x 46 x 23.9 mm)
4.21" x 2.26" x 1.03"
(107 x 57 x 26.2 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
Form Factor Clamshell Clamshell Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

GSM: 900, 1800, 1900

GSM: 850, 1800, 1900

*

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS EDGE LTE (Cat 4) LTE (Cat 6) LTE (Cat 12)
Features 
Fingerprint Reader - - - Yes Yes
Flashlight - - Yes Yes Yes
GPS / Location - - Yes n/a n/a
Ruggedized - - Yes - -
VR-ready - - - Yes -
Water-Resistant - - Yes
IPX8 (SCUBA)
- Yes
Accessibility
Adjustable Text Size - - Yes n/a n/a
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - Yes Yes - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth -
-
Yes
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - Yes - Yes -
MirrorLink - - - Yes -
Mobile Hotspot - - Yes n/a n/a
NFC - - - Yes Yes
USB - Yes Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi - - Yes Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes Yes n/a n/a
Ringer ID Yes - Yes n/a n/a
Voice Dialing - Yes 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 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
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client - Yes Yes n/a n/a
EMS / Picture Messaging Yes 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
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player - - Yes n/a n/a
Photo & Video
DLNA - - - Yes -
Miracast - - - Yes -
TV Output - - - Yes -
Power
Fast Charging - - - Yes Yes
Wireless 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 Yes Yes n/a n/a
Voice Memo Yes Yes Yes n/a n/a
Software
Games Yes Yes - n/a n/a
Java (J2ME) Yes Yes - n/a n/a
Voice
HD Voice - - Yes Yes Yes
Headset Jack (2.5 mm) Yes - - n/a n/a
Push-To-Talk - Yes Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Nokia 6170 Kyocera DuraXV LTE Samsung Galaxy S6 (GSM) Motorola Moto z4
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Nokia 6170 Kyocera DuraXV LTE Samsung Galaxy S6 (GSM) Motorola Moto z4

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