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Phone Siemens SL55 Asus Smartphone for Snapdragon Insiders Sharp Sidekick LX 2009 Asus ROG Phone II BlackBerry 7750
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Not yet released Released
Specifications 
Display Size ? 6.8" diag.
20.5 : 9
3.2" diag.
16 : 9
6.6" diag.
19.5 : 9
?
Display Resolution & Type 101 x 80 pixels
LCD (STN)
1080 x 2448 pixels
(~395 ppi)
AMOLED
854 x 480 pixels
(~306 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
240 x 240 pixels
LCD (Color)
Display Refresh ? 144 Hz ? 120 Hz ?
Battery 500 mAh 4,000 mAh 1,250 mAh 6,000 mAh ?
Processor ? 2.8 GHz Qualcomm Snapdragon 888 ? 3 GHz Qualcomm Snapdragon 855 Plus ?
RAM ? 16 GB ? 12 GB ?
Storage ? raw hardware 512 GB ? raw hardware 512 GB ? raw hardware
Main Camera - 64 megapixel 3 megapixel 48 megapixel -
Wide Camera - 12 megapixel - 13 megapixel -
Tele Camera - 8 megapixel - - -
Video Capture - 8K QVGA (320 x 240) 4K UHD -
Front Camera - 24 megapixel - 24 megapixel -
Weight 2.79 oz
(79g)
7.41 oz
(210g)
5.78 oz
(164g)
8.47 oz
(240g)
5.01 oz
(142g)
Dimensions 3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
6.82" x 3.04" x 0.38"
(173 x 77 x 9.6 mm)
5.12" x 2.36" x 0.63"
(130 x 60 x 16 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Form Factor Slide Slab Swivel Slab Slab
Platform / OS (proprietary) Android (proprietary) Android BlackBerry OS
Network Bands

GSM: 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

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

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

CDMA: 850, 1900

Data Technology GPRS NR (5G) HSPA 7.2 LTE (Cat 20) 1xRTT
Features 
Fingerprint Reader - Yes
stand-alone
- Yes
in-display (optical)
-
Flashlight - Yes - Yes -
GPS / Location - n/a Yes n/a n/a
Accessibility
Adjustable Text Size - n/a Yes n/a n/a
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) - - - - Yes
Alerts
Ringer Profiles Yes - Yes - Yes
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Infrared (IR) Yes - - - -
NFC - Yes - Yes -
USB - Yes
USB Type C
Yes Yes
USB Type C
Yes
Wi-Fi - 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 Yes n/a n/a
Ringer ID Yes n/a Yes n/a n/a
Voice Dialing Yes n/a - n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers - n/a Yes n/a n/a
Data & Network
Data Tethering Yes n/a - n/a n/a
Dual-SIM - Yes - Yes -
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a - n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - Yes
Touch Screen - Yes - Yes -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client Yes n/a Yes n/a n/a
EMS / Picture Messaging Yes n/a - n/a n/a
Instant Messaging - n/a Yes n/a n/a
MMS Yes n/a Yes n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player - n/a Yes n/a n/a
Stereo Speakers - Yes - Yes -
Photo & Video
TV Output - - - Yes -
Power
Fast Charging - Yes - Yes -
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a - n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List Yes n/a Yes n/a n/a
Voice Memo Yes n/a - n/a n/a
Software
Games Yes n/a Yes n/a n/a
Java (J2ME) Yes n/a Yes n/a n/a
Voice
HD Voice - Yes - - -
Headset Jack (2.5 mm) - n/a - n/a n/a
Speaker Phone Yes Yes Yes Yes -
  Siemens SL55 Asus Smartphone for Snapdragon Insiders Sharp Sidekick LX 2009 Asus ROG Phone II BlackBerry 7750
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Siemens SL55 Asus Smartphone for Snapdragon Insiders Sharp Sidekick LX 2009 Asus ROG Phone II BlackBerry 7750

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