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Phone Samsung Galaxy Stratosphere II Motorola Droid 4 BlackBerry 7750 Asus ZenFone 4
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 4" diag.
5 : 3
4" diag.
16 : 9
? 5.5" diag.
16 : 9
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
AMOLED
540 x 960 pixels
(~275 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
1080 x 1920 pixels
(~401 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? 60 Hz
Battery 1,800 mAh 1,785 mAh ? 3,300 mAh
Processor 1.2 GHz Qualcomm Snapdragon S4 Plus MSM8960 ? ? 2.2 GHz Qualcomm Snapdragon 630
RAM 1 GB 1 GB ? 4 GB
Storage 8 GB 16 GB ? raw hardware 64 GB
Main Camera 5 megapixel 8 megapixel - 12 megapixel
Wide Camera - - - Yes
Tele Camera - - - -
Video Capture 720p HD 1080p HD - 4K UHD
Front Camera 1 megapixel 1 megapixel - 8 megapixel
Weight 5.43 oz
(154g)
6.31 oz
(179g)
5.01 oz
(142g)
5.47 oz
(155g)
Dimensions 4.97" x 2.58" x 0.53"
(126 x 66 x 13.5 mm)
5" x 2.65" x 0.5"
(127 x 67 x 12.7 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
6.12" x 2.96" x 0.3"
(155 x 75 x 7.7 mm)
Platform / OS Android Android BlackBerry OS Android
Network Bands

4G LTE: 13

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 13

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 3) LTE (Cat 3) 1xRTT LTE (Cat 12)
Features 
Fingerprint Reader - - - Yes
stand-alone
Flashlight - - - Yes
Accessibility
Hearing Aid Compatible Yes Yes - Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
NFC Yes - - Yes
USB Yes Yes
Micro-USB
Yes Yes
USB Type C
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 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
Headphone Jack (3.5mm) Yes Yes - Yes
Photo & Video
DLNA Yes Yes - -
Miracast - - - Yes
TV Output - Yes - -
Power
Fast Charging - - - Yes
Voice
Speaker Phone Yes Yes - Yes
  Samsung Galaxy Stratosphere II Motorola Droid 4 BlackBerry 7750 Asus ZenFone 4
  X > < X > < X > < X

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

 
Phone Samsung Galaxy Stratosphere II Motorola Droid 4 BlackBerry 7750 Asus ZenFone 4

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