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Phone Samsung SGH-X820 Sharp Aquos Crystal Asus Smartphone for Snapdragon Insiders Coolpad REVVL Plus Sharp TM100
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Not yet released Released Released
Specifications 
Display Size ? 5" diag.
16 : 9
6.8" diag.
20.5 : 9
6" diag.
16 : 9
?
Display Resolution & Type 220 x 176 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
1080 x 2448 pixels
(~395 ppi)
AMOLED
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz 144 Hz 60 Hz ?
Battery 650 mAh 2,040 mAh 4,000 mAh 3,380 mAh 780 mAh
Processor ? 1.2 GHz Qualcomm Snapdragon 400 MSM8926 2.8 GHz Qualcomm Snapdragon 888 2 GHz Qualcomm Snapdragon 625 (MSM8953) ?
RAM ? 1.5 GB 16 GB 2 GB ?
Storage ? raw hardware 8 GB 512 GB 32 GB ? raw hardware
Main Camera 2 megapixel 8 megapixel 64 megapixel 13 megapixel Yes
Wide Camera - - 12 megapixel - -
Tele Camera - - 8 megapixel - -
Video Capture ? 1080p HD 8K 1080p HD ?
Front Camera - 1 megapixel 24 megapixel 8 megapixel -
Weight 2.33 oz
(66g)
4.97 oz
(141g)
7.41 oz
(210g)
6.91 oz
(196g)
3.7 oz
(105g)
Dimensions 4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
5.16" x 2.6" x 0.4"
(131 x 66 x 10.2 mm)
6.82" x 3.04" x 0.38"
(173 x 77 x 9.6 mm)
6.49" x 3.24" x 0.34"
(165 x 82 x 8.6 mm)
3.94" x 1.93" x 0.76"
(100 x 49 x 19.3 mm)
Form Factor Slab Slab Slab Slab Slide
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

4G LTE: 25, 26, 41

CDMA: 800, 850, 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

4G LTE: 2, 4, 5, 12, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology EDGE LTE (Cat 4) NR (5G) LTE (Cat 6) GPRS
Features 
Fingerprint Reader - - Yes
stand-alone
Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location - n/a n/a n/a -
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) - Yes - Yes -
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a n/a -
NFC - - Yes - -
USB Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
6E (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing - n/a n/a n/a -
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a -
Data & Network
Data Tethering - n/a n/a n/a Yes
Dual-SIM - - Yes - -
External Antenna Jack Yes n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot - Yes - Yes -
Messaging
Email Client Yes n/a n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a -
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - Yes - Yes -
Music Player - n/a n/a n/a -
Stereo Speakers - - Yes - -
Photo & Video
Miracast - Yes - - -
TV Output Yes - - - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a -
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a Yes
Voice
HD Voice - Yes Yes Yes -
Speaker Phone Yes Yes Yes Yes -
  Samsung SGH-X820 Sharp Aquos Crystal Asus Smartphone for Snapdragon Insiders Coolpad REVVL Plus Sharp TM100
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Phone Samsung SGH-X820 Sharp Aquos Crystal Asus Smartphone for Snapdragon Insiders Coolpad REVVL Plus Sharp TM100

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