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Phone Sony Ericsson K850 Asus ROG Phone II ZTE Blade Max 2s Casio G'zOne Rock
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Not yet released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
6.6" diag.
19.5 : 9
6" diag.
18 : 9
2.1" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
1080 x 2160 pixels
(~402 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
Display Refresh ? 120 Hz 60 Hz ?
Battery ? 6,000 mAh 4,000 mAh 1,150 mAh
Processor ? 3 GHz Qualcomm Snapdragon 855 Plus 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) ?
RAM ? 12 GB 2 GB ?
Storage ? raw hardware 512 GB 32 GB ? raw hardware
Main Camera 5 megapixel 48 megapixel 13 megapixel 2 megapixel
Wide Camera - 13 megapixel - -
Tele Camera - - - -
Video Capture ? 4K UHD 1080p HD ?
Front Camera - 24 megapixel 5 megapixel -
Weight 4.2 oz
(119g)
8.47 oz
(240g)
6.35 oz
(180g)
4.4 oz
(125g)
Dimensions 4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
6.26" x 2.96" x 0.32"
(159 x 75 x 8.1 mm)
4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS (proprietary) Android Android (proprietary)
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66

WCDMA: 1, 2, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 25, 26, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology HSDPA 3.6 LTE (Cat 20) LTE (Cat 6) EVDO rA
Features 
Fingerprint Reader - Yes
in-display (optical)
Yes
stand-alone
-
Flashlight - Yes Yes Yes
GPS / Location - n/a n/a Yes
Ruggedized - - - Yes
Water-Resistant - - - Yes
Accessibility
Hearing Aid Compatible - Yes Yes Yes
Multiple Languages Yes n/a n/a Yes
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Extra Display - - - Yes
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - Yes - -
USB Yes Yes
USB Type C
Yes
USB Type C
Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a Yes
Ringer ID Yes n/a n/a Yes
Voice Dialing Yes n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a Yes
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers Yes n/a n/a Yes
Data & Network
Data Tethering Yes n/a n/a Yes
Dual-SIM - Yes - -
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen - Yes Yes -
Memory
Memory Card Slot Yes - Yes Yes
Messaging
Email Client Yes n/a n/a Yes
Instant Messaging - n/a n/a Yes
MMS Yes n/a n/a Yes
Text Messaging Templates Yes n/a n/a Yes
Music
FM Radio Yes Yes - -
Headphone Jack (3.5mm) - Yes Yes -
Music Player Yes n/a n/a Yes
Stereo Speakers - Yes - -
Photo & Video
TV Output - Yes - -
Video Calling Yes * n/a n/a -
Power
Fast Charging - Yes Yes -
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List Yes n/a n/a -
Voice Memo Yes n/a n/a Yes
Software
BREW - n/a n/a Yes
Games Yes n/a n/a Yes
Java (J2ME) Yes n/a n/a -
Voice
HD Voice - - Yes -
Headset Jack (2.5 mm) - n/a n/a Yes
Push-To-Talk - - - Yes
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Sony Ericsson K850 Asus ROG Phone II ZTE Blade Max 2s Casio G'zOne Rock
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Phone Sony Ericsson K850 Asus ROG Phone II ZTE Blade Max 2s Casio G'zOne Rock

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