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Phone Asus ROG Phone II Siemens CF75 Red Hydrogen One
Current U.S. Carriers (none) (none) (none)
Global Availability Not yet released Not yet released Released
Specifications 
Display Size 6.6" diag.
19.5 : 9
? 5.7" diag.
16 : 9
Display Resolution & Type 1080 x 2340 pixels
(~391 ppi)
AMOLED
128 x 160 pixels
LCD (STN)
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz ? 60 Hz
Battery 6,000 mAh 600 mAh 4,510 mAh
Processor 3 GHz Qualcomm Snapdragon 855 Plus ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998)
RAM 12 GB ? 6 GB
Storage 512 GB ? raw hardware 128 GB *
Main Camera 48 megapixel Yes 12 megapixel
Wide Camera 13 megapixel - -
Tele Camera - - -
Video Capture 4K UHD - 4K UHD
Front Camera 24 megapixel - 8 megapixel
Weight 8.47 oz
(240g)
3.17 oz
(90g)
9.63 oz
(273g)
Dimensions 6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
3.43" x 1.73" x 1.26"
(87 x 44 x 32 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
Form Factor Slab Clamshell Slab
Platform / OS Android (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

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66

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

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 20) EDGE LTE (Cat 12)
Features 
Fingerprint Reader Yes
in-display (optical)
- Yes
stand-alone
Flashlight Yes - Yes
Accessibility
Hearing Aid Compatible Yes - Yes
Multiple Languages n/a Yes n/a
TTY/TDD (Digital) - - Yes
Alerts
Extra Display - Yes -
Connectivity
Bluetooth Yes - Yes
Infrared (IR) - Yes -
NFC Yes - Yes
USB Yes
USB Type C
Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Customization
Custom Graphics n/a Yes n/a
Custom Ringtones n/a Yes n/a
Data & Network
Data Tethering n/a Yes n/a
Dual-SIM Yes - -
WAP / Web Browser n/a Yes n/a
Input
Predictive Text Entry n/a Yes n/a
Side Keys Yes Yes Yes
Touch Screen Yes - Yes
Memory
Memory Card Slot - - Yes
Messaging
Email Client n/a Yes n/a
EMS / Picture Messaging n/a Yes n/a
MMS n/a Yes n/a
Text Messaging Templates n/a Yes n/a
Music
FM Radio Yes - Yes
Headphone Jack (3.5mm) Yes - Yes
Stereo Speakers Yes - Yes
Photo & Video
TV Output Yes - -
Power
Fast Charging Yes - Yes
Productivity
Alarm n/a Yes n/a
Calculator n/a Yes n/a
Calendar n/a Yes n/a
To-Do List n/a Yes n/a
Voice Memo n/a Yes n/a
Software
Games n/a Yes n/a
Java (J2ME) n/a Yes n/a
Voice
HD Voice - - Yes
Push-To-Talk - Yes -
Speaker Phone Yes Yes Yes
  Asus ROG Phone II Siemens CF75 Red Hydrogen One
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Phone Asus ROG Phone II Siemens CF75 Red Hydrogen One

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