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Phone LG Optimus F7 LG K40 / Harmony 3 Samsung Galaxy Reverb Kyocera DuraForce Ultra 5G BlackBerry 7750
Current U.S. Carriers (none) (none) (none) Verizon (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.7" diag.
16 : 9
5.7" diag.
18 : 9
4" diag.
5 : 3
5.5" diag.
18 : 9
?
Display Resolution & Type 720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~443 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh 60 Hz 60 Hz 60 Hz 60 Hz ?
Battery 2,540 mAh 3,000 mAh 1,700 mAh 4,500 mAh ?
Processor 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 1.8 GHz Qualcomm Snapdragon 450 1.4 GHz Qualcomm S2 MSM8655 2.4 GHz Qualcomm Snapdragon 765G ?
RAM 1 GB 2 GB 768 MB 6 GB ?
Storage 8 GB 32 GB 4 GB 128 GB ? raw hardware
Main Camera 8 megapixel 13 megapixel 5 megapixel 23 megapixel -
Wide Camera - - - 16 megapixel -
Tele Camera - - - - -
Video Capture 1080p HD 1080p HD WVGA / 480p 4K UHD -
Front Camera 1 megapixel 5 megapixel 1 megapixel 8 megapixel -
Weight 4.7 oz
(133g)
5.11 oz
(145g)
4.54 oz
(129g)
9.81 oz
(278g)
5.01 oz
(142g)
Dimensions 5.16" x 2.71" x 0.38"
(131 x 69 x 9.7 mm)
6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
4.82" x 2.53" x 0.44"
(122 x 64 x 11.3 mm)
6.5" x 2.95" x 0.63"
(165 x 75 x 16 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Platform / OS Android Android Android Android BlackBerry OS
Network Bands

4G LTE: 4, 5, 12, 25

CDMA: 850, 1700, 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

*

CDMA: 1900

5G: 2, 5, 66, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 48, 66

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 3) LTE (Cat 6) EVDO rA NR (5G) 1xRTT
Features 
Barometer - - - Yes -
Fingerprint Reader - Yes
stand-alone
- Yes
stand-alone
-
Flashlight - Yes - Yes -
Ruggedized - - - Yes -
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes -
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes -
NFC Yes Yes * - Yes -
USB Yes Yes
Micro-USB
Yes Yes
USB Type C
Yes
UWB - - - Yes -
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Input
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen Yes Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) Yes Yes Yes Yes -
Photo & Video
DLNA Yes Yes - - -
Miracast Yes - - - -
TV Output Yes - - - -
Power
Fast Charging - - - Yes -
Wireless Charging - - - Yes -
Voice
HD Voice - Yes - Yes -
Push-To-Talk - - - Yes -
Speaker Phone Yes Yes Yes Yes -
  * Some versions only
  LG Optimus F7 LG K40 / Harmony 3 Samsung Galaxy Reverb Kyocera DuraForce Ultra 5G BlackBerry 7750
  X > < X > < X > < X > < X

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

 
Phone LG Optimus F7 LG K40 / Harmony 3 Samsung Galaxy Reverb Kyocera DuraForce Ultra 5G BlackBerry 7750

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