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Phone CAT S61 LG K40 / Harmony 3 Palm Treo 650 (GSM) BlackBerry 7750
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5.2" diag.
16 : 9
5.7" diag.
18 : 9
? ?
Display Resolution & Type 1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh 60 Hz 60 Hz ? ?
Battery 4,500 mAh 3,000 mAh ? ?
Processor 2.2 GHz Qualcomm Snapdragon 630 1.8 GHz Qualcomm Snapdragon 450 312 MHz Intel XScale PXA270 ?
RAM 4 GB 2 GB ? ?
Storage 64 GB 32 GB ? raw hardware ? raw hardware
Main Camera 16 megapixel 13 megapixel Yes -
Wide Camera - - - -
Tele Camera - - - -
Video Capture 4K UHD 1080p HD CIF (352 x 288) -
Front Camera 8 megapixel 5 megapixel - -
Weight 9.03 oz
(256g)
5.11 oz
(145g)
6.3 oz
(179g)
5.01 oz
(142g)
Dimensions 5.91" x 2.99" x 0.51"
(150 x 76 x 13 mm)
6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Platform / OS Android Android Palm OS BlackBerry OS
Network Bands

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

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

*

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 13) LTE (Cat 6) EDGE 1xRTT
Features 
Barometer Yes - - -
Fingerprint Reader - Yes
stand-alone
- -
Flashlight Yes Yes - -
Ruggedized Yes - - -
Water-Resistant Yes
IPX8 (SCUBA)
- - -
Accessibility
Hearing Aid Compatible Yes Yes - -
TTY/TDD (Digital) - Yes - Yes
Alerts
Ringer Profiles - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) - - Yes -
NFC Yes Yes * - -
USB Yes
USB Type C
Yes
Micro-USB
Yes Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
- -
Data & Network
Dual-SIM Yes * - - -
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes Yes
Touch Screen Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes -
Music
FM Radio Yes Yes - -
Headphone Jack (3.5mm) Yes Yes - -
Photo & Video
DLNA - Yes - -
Power
Fast Charging Yes - - -
Voice
HD Voice - Yes - -
Speaker Phone Yes Yes Yes -
  * Some versions only
  CAT S61 LG K40 / Harmony 3 Palm Treo 650 (GSM) BlackBerry 7750
  X > < X > < X > < X

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

 
Phone CAT S61 LG K40 / Harmony 3 Palm Treo 650 (GSM) BlackBerry 7750

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