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Phone Asus ROG Phone II Ericsson R520 Samsung M400 BlackBerry Key2
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Not yet released Released Released Released
Specifications 
Display Size 6.6" diag.
19.5 : 9
? 2.4" diag.
4 : 3
4.5" diag.
5 : 3
Display Resolution & Type 1080 x 2340 pixels
(~391 ppi)
AMOLED
? 240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz ? ? 60 Hz
Battery 6,000 mAh ? 1,000 mAh 3,500 mAh
Processor 3 GHz Qualcomm Snapdragon 855 Plus ? 400 MHz Qualcomm QSC6155 2.2 GHz Qualcomm Snapdragon 660
RAM 12 GB ? 128 MB 6 GB
Storage 512 GB ? raw hardware 256 MB 64 GB *
Main Camera 48 megapixel - 1 megapixel 12 megapixel
Wide Camera 13 megapixel - - -
Tele Camera - - - 12 megapixel
Video Capture 4K UHD - - 4K UHD
Front Camera 24 megapixel - - 8 megapixel
Weight 8.47 oz
(240g)
4.23 oz
(120g)
3.7 oz
(105g)
5.93 oz
(168g)
Dimensions 6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS Android (proprietary) (proprietary) Android
Network Bands

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

GSM: 900, 1800, 1900

CDMA: 800, 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

Data Technology LTE (Cat 20) GPRS 1xRTT LTE (Cat 11)
Features 
Fingerprint Reader Yes
in-display (optical)
- - Yes
stand-alone
Flashlight Yes - - Yes
GPS / Location n/a - Yes n/a
Accessibility
Adjustable Text Size n/a - Yes n/a
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes Yes n/a
TTY/TDD (Digital) - - Yes Yes
Alerts
Extra Display - - Yes -
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) - Yes - -
NFC Yes - - Yes
USB Yes
USB Type C
- Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a - Yes n/a
Ringer ID n/a - Yes n/a
Voice Dialing n/a Yes Yes n/a
Customization
Custom Graphics n/a - Yes n/a
Custom Ringtones n/a Yes Yes n/a
Real-Music Ringers n/a - Yes n/a
Data & Network
Data Tethering n/a Yes - n/a
Dual-SIM Yes - - -
WAP / Web Browser n/a Yes Yes n/a
Input
Predictive Text Entry n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes
Touch Screen Yes
Capacitive
- - Yes
Capacitive
Memory
Memory Card Slot - - - Yes
Messaging
MMS n/a - Yes n/a
Text Messaging Templates n/a Yes Yes n/a
Music
FM Radio Yes - - Yes
Headphone Jack (3.5mm) Yes - Yes Yes
Stereo Speakers Yes - - -
Photo & Video
TV Output Yes - - Yes
Power
Fast Charging Yes - - Yes
Productivity
Alarm n/a Yes Yes n/a
Calculator n/a Yes Yes n/a
Calendar n/a Yes Yes n/a
Voice Memo n/a Yes Yes n/a
Software
Games n/a Yes Yes n/a
Voice
HD Voice - - - Yes
Speaker Phone Yes Yes Yes Yes
  Asus ROG Phone II Ericsson R520 Samsung M400 BlackBerry Key2
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Phone Asus ROG Phone II Ericsson R520 Samsung M400 BlackBerry Key2

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