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Phone Asus ROG Phone II Amazon Fire Asus Smartphone for Snapdragon Insiders Ericsson T66
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Not yet released Released Not yet released Released
Specifications 
Display Size 6.6" diag.
19.5 : 9
4.7" diag.
16 : 9
6.8" diag.
20.5 : 9
?
Display Resolution & Type 1080 x 2340 pixels
(~391 ppi)
AMOLED
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
1080 x 2448 pixels
(~395 ppi)
AMOLED
?
Display Refresh 120 Hz ? 144 Hz ?
Battery 6,000 mAh 2,400 mAh 4,000 mAh ?
Processor 3 GHz Qualcomm Snapdragon 855 Plus 2.2 GHz Qualcomm Snapdragon 800 2.8 GHz Qualcomm Snapdragon 888 ?
RAM 12 GB 2 GB 16 GB ?
Storage 512 GB 32 GB * 512 GB ? raw hardware
Main Camera 48 megapixel 13 megapixel 64 megapixel -
Wide Camera 13 megapixel - 12 megapixel -
Tele Camera - - 8 megapixel -
Video Capture 4K UHD 1080p HD 8K -
Front Camera 24 megapixel 2 megapixel 24 megapixel -
Weight 8.47 oz
(240g)
5.64 oz
(160g)
7.41 oz
(210g)
2.08 oz
(59g)
Dimensions 6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
6.82" x 3.04" x 0.38"
(173 x 77 x 9.6 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
Form Factor Slab Slab Slab Slab
Platform / OS Android (proprietary) Android (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

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

5G: 1, 2, 3, 5, 7, 8, 12, 13, 14, 18, 20, 25, 26, 28, 30, 38, 40, 41, 46, 48, 66, 71, 77-C, 78, 257, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 46, 48, 66, 71

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

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology LTE (Cat 20) LTE (Cat 4) NR (5G) -
Features 
Fingerprint Reader Yes
in-display (optical)
- Yes
stand-alone
-
Flashlight Yes Yes Yes -
GPS / Location n/a Yes n/a -
Accessibility
Hearing Aid Compatible Yes Yes Yes -
Multiple Languages n/a Yes n/a Yes
TTY/TDD (Digital) - Yes - -
Alerts
Ringer Profiles - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Mobile Hotspot n/a Yes n/a -
NFC Yes 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)
Yes
6E (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID n/a Yes n/a -
Ringer ID n/a Yes n/a -
Voice Dialing n/a Yes n/a -
Customization
Custom Graphics n/a - n/a Yes
Custom Ringtones n/a Yes n/a Yes
Data & Network
Data Tethering n/a Yes n/a -
Dual-SIM Yes - Yes -
WAP / Web Browser n/a Yes n/a Yes
Input
Predictive Text Entry n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen Yes Yes Yes -
Messaging
Email Client n/a Yes n/a -
EMS / Picture Messaging n/a - n/a Yes
MMS n/a Yes n/a -
Text Messaging Templates n/a Yes n/a Yes
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) Yes Yes - -
Music Player n/a Yes n/a -
Stereo Speakers Yes Yes Yes -
Photo & Video
Miracast - Yes - -
TV Output Yes Yes - -
Power
Fast Charging Yes - Yes -
Productivity
Alarm n/a Yes n/a Yes
Calculator n/a Yes n/a Yes
Calendar n/a Yes n/a Yes
To-Do List n/a - n/a Yes
Voice Memo n/a Yes n/a -
Software
Games n/a Yes n/a Yes
Voice
HD Voice - Yes Yes -
Speaker Phone Yes Yes Yes -
  Asus ROG Phone II Amazon Fire Asus Smartphone for Snapdragon Insiders Ericsson T66
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Asus ROG Phone II Amazon Fire Asus Smartphone for Snapdragon Insiders Ericsson T66

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