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Phone Samsung Galaxy Stratosphere II Sony Xperia XZ2 BlackBerry 7750 ZTE Blade Z Max
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Not yet released Released Released
Specifications 
Display Size 4" diag.
5 : 3
5.7" diag.
18 : 9
? 6" diag.
16 : 9
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
AMOLED
1080 x 2160 pixels
(~424 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? 60 Hz
Battery 1,800 mAh 3,180 mAh ? 4,080 mAh
Processor 1.2 GHz Qualcomm Snapdragon S4 Plus MSM8960 Qualcomm Snapdragon 845 ? 1.4 GHz Qualcomm Snapdragon 435 (MSM8940)
RAM 1 GB 4 GB ? 2 GB
Storage 8 GB 64 GB ? raw hardware 32 GB
Main Camera 5 megapixel 19 megapixel - 16 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture 720p HD 4K UHD - 1080p HD
Front Camera 1 megapixel 5 megapixel - 8 megapixel
Weight 5.43 oz
(154g)
6.98 oz
(198g)
5.01 oz
(142g)
6.58 oz
(186g)
Dimensions 4.97" x 2.58" x 0.53"
(126 x 66 x 13.5 mm)
6.02" x 2.83" x 0.44"
(153 x 72 x 11.1 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
6.51" x 3.28" x 0.33"
(165 x 83 x 8.3 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: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 3) LTE (Cat 18) 1xRTT LTE (Cat 6)
Features 
Fingerprint Reader - Yes
stand-alone
- Yes
stand-alone
Flashlight - Yes - Yes
Water-Resistant - Yes
IPX5 (direct spray)
- -
Accessibility
Hearing Aid Compatible Yes Yes - Yes
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes Yes - Yes
NFC Yes Yes - -
USB Yes Yes
USB Type C
Yes Yes
USB Type C
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
- Yes
4 (802.11 b,g,n)
Data & Network
Dual-SIM - Yes - -
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes -
Touch Screen Yes Yes - Yes
Memory
Memory Card Slot Yes Yes - Yes
Music
FM Radio - - - Yes
Headphone Jack (3.5mm) Yes - - Yes
Stereo Speakers - Yes - -
Photo & Video
DLNA Yes Yes - -
Miracast - Yes - -
Power
Fast Charging - Yes - Yes
Wireless Charging - Yes - -
Voice
HD Voice - Yes - Yes
Speaker Phone Yes Yes - Yes
  Samsung Galaxy Stratosphere II Sony Xperia XZ2 BlackBerry 7750 ZTE Blade Z Max
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy Stratosphere II Sony Xperia XZ2 BlackBerry 7750 ZTE Blade Z Max

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