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Phone LG K40 / Harmony 3 Kyocera DuraXTP Ericsson T66 Samsung Galaxy S6 (GSM) CAT S61
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 5.7" diag.
18 : 9
2.4" diag.
4 : 3
? 5.1" diag.
16 : 9
5.2" diag.
16 : 9
Display Resolution & Type 720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
? 1440 x 2560 pixels
(~576 ppi)
AMOLED
1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz 60 Hz
Battery 3,000 mAh 1,500 mAh ? 2,550 mAh 4,500 mAh
Processor 1.8 GHz Qualcomm Snapdragon 450 480 MHz Qualcomm QSC6185 ? 2.1 GHz Samsung Exynos 7420 2.2 GHz Qualcomm Snapdragon 630
RAM 2 GB 256 MB ? 3 GB 4 GB
Storage 32 GB 512 MB ? raw hardware 32 GB * 64 GB
Main Camera 13 megapixel 5 megapixel - 16 megapixel 16 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD QVGA (320 x 240) - 4K UHD 4K UHD
Front Camera 5 megapixel - - 5 megapixel 8 megapixel
Weight 5.11 oz
(145g)
5.75 oz
(163g)
2.08 oz
(59g)
4.87 oz
(138g)
9.03 oz
(256g)
Dimensions 6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
4.13" x 2.15" x 0.99"
(105 x 55 x 25.1 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
5.91" x 2.99" x 0.51"
(150 x 76 x 13 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS Android (proprietary) (proprietary) Android Android
Network Bands

4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 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: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 25, 26, 28, 29, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 6) EVDO rA - LTE (Cat 6) LTE (Cat 13)
Features 
Barometer - - - - Yes
Fingerprint Reader Yes
stand-alone
- - Yes -
Flashlight Yes Yes - Yes Yes
GPS / Location n/a Yes - n/a n/a
Ruggedized - Yes - - Yes
VR-ready - - - Yes -
Water-Resistant - Yes
IPX8 (SCUBA)
- - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size n/a Yes - n/a n/a
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages n/a Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes - Yes -
Alerts
Extra Display - Yes - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes Yes - Yes Yes
Infrared (IR) - - - Yes -
MirrorLink - - - Yes -
NFC Yes * - - Yes Yes
USB Yes
Micro-USB
Yes
Micro-USB
- Yes
Micro-USB
Yes
USB Type C
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 n/a Yes - n/a n/a
Ringer ID n/a Yes - n/a n/a
Voice Dialing n/a Yes - 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
Dual-SIM - - - - Yes *
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
Touch Screen Yes - - Yes Yes
Memory
Memory Card Slot Yes Yes - - Yes
Messaging
Email Client n/a Yes - n/a n/a
EMS / Picture Messaging n/a - Yes n/a n/a
MMS n/a Yes - n/a n/a
Text Messaging Templates n/a Yes Yes n/a n/a
Music
FM Radio Yes - - - Yes
Headphone Jack (3.5mm) Yes Yes - Yes Yes
Photo & Video
DLNA Yes - - Yes -
Miracast - - - Yes -
TV Output - - - Yes -
Power
Fast Charging - - - Yes Yes
Wireless 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 Yes n/a n/a
Voice Memo n/a Yes - n/a n/a
Software
Games n/a Yes Yes n/a n/a
Voice
HD Voice Yes - - Yes -
Push-To-Talk - Yes - - -
Speaker Phone Yes Yes - Yes Yes
  * Some versions only
  LG K40 / Harmony 3 Kyocera DuraXTP Ericsson T66 Samsung Galaxy S6 (GSM) CAT S61
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG K40 / Harmony 3 Kyocera DuraXTP Ericsson T66 Samsung Galaxy S6 (GSM) CAT S61

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