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Phone Asus ROG Phone II Motorola Flipside Amazon Fire Samsung SGH-X640 Huawei M750
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size 6.6" diag.
19.5 : 9
3.1" diag.
5 : 3
4.7" diag.
16 : 9
? 2.8" diag.
4 : 3
Display Resolution & Type 1080 x 2340 pixels
(~391 ppi)
AMOLED
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz 60 Hz ? ? ?
Battery 6,000 mAh 1,150 mAh 2,400 mAh 800 mAh 1,150 mAh
Processor 3 GHz Qualcomm Snapdragon 855 Plus 720 MHz TI OMAP 3410 2.2 GHz Qualcomm Snapdragon 800 ? ?
RAM 12 GB ? 2 GB ? ?
Storage 512 GB ? raw hardware 32 GB * ? raw hardware ? raw hardware
Main Camera 48 megapixel 3 megapixel 13 megapixel Yes 1 megapixel
Wide Camera 13 megapixel - - - -
Tele Camera - - - - -
Video Capture 4K UHD CIF (352 x 288) 1080p HD - -
Front Camera 24 megapixel - 2 megapixel - -
Weight 8.47 oz
(240g)
5.11 oz
(145g)
5.64 oz
(160g)
3 oz
(85g)
3.92 oz
(111g)
Dimensions 6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
4.31" x 2.26" x 0.59"
(109 x 57 x 15 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.21" x 2.25" x 0.59"
(107 x 57 x 14.9 mm)
Form Factor Slab Slide Slab Clamshell Slab
Platform / OS Android Android (proprietary) (proprietary) (proprietary)
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

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1700, 1900

Data Technology LTE (Cat 20) HSPA 7.2 LTE (Cat 4) GPRS 1xRTT
Features 
Fingerprint Reader Yes
in-display (optical)
- - - -
Flashlight Yes - Yes - -
GPS / Location n/a n/a Yes - Yes
Accessibility
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages n/a n/a Yes Yes -
TTY/TDD (Digital) - Yes Yes - Yes
Connectivity
Bluetooth Yes Yes Yes - Yes
Mobile Hotspot n/a n/a Yes - -
NFC Yes - Yes - -
USB Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
- Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a n/a Yes Yes Yes
Ringer ID n/a n/a Yes Yes Yes
Voice Dialing n/a n/a Yes - -
Customization
Custom Graphics n/a n/a - Yes Yes
Custom Ringtones n/a n/a Yes Yes Yes
Real-Music Ringers n/a n/a - - -
Data & Network
Data Tethering n/a n/a Yes - -
Dual-SIM Yes - - - -
WAP / Web Browser n/a n/a Yes Yes Yes
Input
Predictive Text Entry n/a n/a Yes Yes -
Side Keys Yes Yes Yes Yes Yes
Stylus - - - - Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen Yes Yes Yes - Yes
Memory
Memory Card Slot - Yes - - Yes
Messaging
Email Client n/a n/a Yes - Yes
EMS / Picture Messaging n/a n/a - Yes -
Instant Messaging n/a n/a - - Yes
MMS n/a n/a Yes Yes Yes
Text Messaging Templates n/a n/a Yes Yes Yes
Music
FM Radio Yes Yes - - -
Headphone Jack (3.5mm) Yes Yes Yes - Yes
Music Player n/a n/a Yes - Yes
Stereo Speakers Yes - Yes - -
Photo & Video
Miracast - - Yes - -
TV Output Yes - Yes - -
Power
Fast Charging Yes - - - -
Productivity
Alarm n/a n/a Yes Yes Yes
Calculator n/a n/a Yes Yes Yes
Calendar n/a n/a Yes Yes Yes
To-Do List n/a n/a - Yes -
Voice Memo n/a n/a Yes Yes Yes
Software
BREW n/a n/a - - Yes
Games n/a n/a Yes Yes Yes
Java (J2ME) n/a n/a - Yes -
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) n/a n/a - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Asus ROG Phone II Motorola Flipside Amazon Fire Samsung SGH-X640 Huawei M750
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Asus ROG Phone II Motorola Flipside Amazon Fire Samsung SGH-X640 Huawei M750

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