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Phone LG K40 / Harmony 3 Samsung Galaxy S6 (GSM) BlackBerry 7750 Nokia 6650 fold LG LX1200
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 5.7" diag.
18 : 9
5.1" diag.
16 : 9
? 2.2" diag.
4 : 3
?
Display Resolution & Type 720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
240 x 240 pixels
LCD (Color)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
120 x 80 pixels
LCD (Grayscale)
Display Refresh 60 Hz 60 Hz ? ? ?
Battery 3,000 mAh 2,550 mAh ? 1,500 mAh 850 mAh
Processor 1.8 GHz Qualcomm Snapdragon 450 2.1 GHz Samsung Exynos 7420 ? 369 MHz ARM 11 ?
RAM 2 GB 3 GB ? ? ?
Storage 32 GB 32 GB * ? raw hardware ? raw hardware ? raw hardware
Main Camera 13 megapixel 16 megapixel - 2 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD 4K UHD - QVGA (320 x 240) -
Front Camera 5 megapixel 5 megapixel - - -
Weight 5.11 oz
(145g)
4.87 oz
(138g)
5.01 oz
(142g)
3.95 oz
(112g)
3.18 oz
(90g)
Dimensions 6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.93" x 1.86" x 0.64"
(100 x 47 x 16.2 mm)
3.43" x 1.89" x 0.89"
(87 x 48 x 22.6 mm)
Form Factor Slab Slab Slab Clamshell Clamshell
Platform / OS Android Android BlackBerry OS S60 (Symbian) (proprietary)
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

*

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 1900

Data Technology LTE (Cat 6) LTE (Cat 6) 1xRTT HSDPA 3.6 -
Features 
Fingerprint Reader Yes
stand-alone
Yes - - -
Flashlight Yes Yes - - -
GPS / Location n/a n/a n/a n/a Yes
VR-ready - Yes - - -
Accessibility
Hearing Aid Compatible Yes Yes - Yes -
Multiple Languages n/a n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes - Yes
Alerts
Extra Display - - - Yes Yes
Ringer Profiles - - Yes Yes -
Connectivity
Bluetooth Yes Yes - Yes -
Infrared (IR) - Yes - - -
MirrorLink - Yes - - -
NFC Yes * Yes - - -
USB Yes
Micro-USB
Yes
Micro-USB
Yes Yes
Micro-USB
-
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
- - -
Contacts
Picture ID n/a n/a n/a n/a -
Ringer ID n/a n/a n/a n/a Yes
Voice Dialing n/a n/a n/a n/a -
Customization
Custom Graphics n/a n/a n/a n/a -
Custom Ringtones n/a n/a n/a n/a -
Real-Music Ringers n/a n/a n/a n/a -
Data & Network
Data Tethering n/a n/a n/a n/a -
WAP / Web Browser n/a n/a n/a n/a -
Input
Predictive Text Entry n/a n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen Yes Yes - - -
Memory
Memory Card Slot Yes - - Yes -
Messaging
Email Client n/a n/a n/a n/a -
Instant Messaging n/a n/a n/a n/a -
MMS n/a n/a n/a n/a -
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) Yes Yes - - -
Music Player n/a n/a n/a n/a -
Photo & Video
DLNA Yes Yes - - -
Miracast - Yes - - -
TV Output - Yes - - -
Power
Fast Charging - Yes - - -
Wireless Charging - Yes - - -
Productivity
Alarm n/a n/a n/a n/a -
Calculator n/a n/a n/a n/a Yes
Calendar n/a n/a n/a n/a Yes
To-Do List n/a n/a n/a n/a -
Voice Memo n/a n/a n/a n/a -
Software
Games n/a n/a n/a n/a Yes
Java (J2ME) n/a n/a n/a n/a -
Voice
HD Voice Yes Yes - - -
Headset Jack (2.5 mm) n/a n/a n/a n/a Yes
Speaker Phone Yes Yes - Yes -
  * Some versions only
  LG K40 / Harmony 3 Samsung Galaxy S6 (GSM) BlackBerry 7750 Nokia 6650 fold LG LX1200
  X > < X > < X > < X > < X

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

 
Phone LG K40 / Harmony 3 Samsung Galaxy S6 (GSM) BlackBerry 7750 Nokia 6650 fold LG LX1200

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