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Phone BlackBerry 7750 BlackBerry Key2 Kyocera DuraForce
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? 4.5" diag.
5 : 3
4.5" diag.
16 : 9
Display Resolution & Type 240 x 240 pixels
LCD (Color)
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz
Battery ? 3,500 mAh 3,100 mAh
Processor ? 2.2 GHz Qualcomm Snapdragon 660 1.4 GHz Qualcomm Snapdragon 400 (MSM8928)
RAM ? 6 GB 2 GB
Storage ? raw hardware 64 GB * 16 GB
Main Camera - 12 megapixel 8 megapixel
Wide Camera - - -
Tele Camera - 12 megapixel -
Video Capture - 4K UHD 1080p HD
Front Camera - 8 megapixel 2 megapixel
Weight 5.01 oz
(142g)
5.93 oz
(168g)
7.06 oz
(200g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
5.39" x 2.78" x 0.55"
(137 x 71 x 14 mm)
Platform / OS BlackBerry OS Android Android
Network Bands

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 4, 5, 7, 17

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

*

Data Technology 1xRTT LTE (Cat 11) LTE (Cat 3)
Features 
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 Yes
Alerts
Ringer Profiles Yes - -
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
NFC - Yes Yes
USB Yes Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Input
Side Keys Yes Yes Yes
Text Keyboard, Hardware Yes Yes -
Touch Screen - Yes Yes
Memory
Memory Card Slot - Yes Yes
Music
FM Radio - Yes -
Headphone Jack (3.5mm) - Yes Yes
Stereo Speakers - - Yes
Photo & Video
DLNA - - Yes
Miracast - - Yes
TV Output - Yes -
Power
Fast Charging - Yes -
Wireless Charging - - Yes
Voice
HD Voice - Yes -
Push-To-Talk - - Yes *
Speaker Phone - Yes Yes
  * Some versions only
  BlackBerry 7750 BlackBerry Key2 Kyocera DuraForce
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 BlackBerry Key2 Kyocera DuraForce

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