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Phone HTC Amaze 4G BlackBerry 7750 Samsung Focus Flash BlackBerry Key2
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 4.3" diag.
16 : 9
? 3.7" diag.
5 : 3
4.5" diag.
5 : 3
Display Resolution & Type 540 x 960 pixels
(~256 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
480 x 800 pixels
(~252 ppi)
AMOLED
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz
Battery 1,730 mAh ? 1,500 mAh 3,500 mAh
Processor 1.5 GHz Qualcomm Snapdragon S3 dual-core ? 1.4 GHz Qualcomm Snapdragon 2.2 GHz Qualcomm Snapdragon 660
RAM 1 GB ? ? 6 GB
Storage 16 GB ? raw hardware 8 GB 64 GB *
Main Camera 8 megapixel - 5 megapixel 12 megapixel
Wide Camera - - - -
Tele Camera - - - 12 megapixel
Video Capture 1080p HD - 720p HD 4K UHD
Front Camera 2 megapixel - Yes 8 megapixel
Weight 6.1 oz
(173g)
5.01 oz
(142g)
4.1 oz
(116g)
5.93 oz
(168g)
Dimensions 5.12" x 2.58" x 0.46"
(130 x 66 x 11.7 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.57" x 2.31" x 0.43"
(116 x 59 x 10.9 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
Platform / OS Android BlackBerry OS Windows Android
Network Bands

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 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

Data Technology HSPA+ 42 1xRTT ? LTE (Cat 11)
Features 
Fingerprint Reader - - - Yes
stand-alone
Flashlight Yes - - Yes
Accessibility
Hearing Aid Compatible Yes - - Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
NFC Yes - - Yes
USB Yes Yes Yes Yes
USB Type C
Wi-Fi Yes
4 (802.11 a,b,g,n)
- Yes Yes
5 (802.11 a,ac,b,g,n)
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - Yes
Touch Screen Yes - Yes Yes
Memory
Memory Card Slot Yes - - Yes
Music
FM Radio Yes - Yes Yes
Headphone Jack (3.5mm) Yes - Yes Yes
Photo & Video
DLNA Yes - - -
TV Output Yes - - Yes
Power
Fast Charging - - - Yes
Voice
HD Voice - - - Yes
Speaker Phone Yes - Yes Yes
  HTC Amaze 4G BlackBerry 7750 Samsung Focus Flash BlackBerry Key2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone HTC Amaze 4G BlackBerry 7750 Samsung Focus Flash BlackBerry Key2

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