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Phone Nubia Red Magic 3 / 3S Samsung SCH-A890 Motorola Sidekick Slide Motorola Moto z4 Motorola KRZR K1m
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.7" diag.
19.5 : 9
? ? 6.4" diag.
19.5 : 9
?
Display Resolution & Type 1080 x 2340 pixels
(~388 ppi)
AMOLED
176 x 220 pixels
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh 90 Hz ? ? 60 Hz ?
Battery 5,000 mAh ? ? 3,600 mAh 880 mAh
Processor Qualcomm Snapdragon 855+ ? 225 MHz TI OMAP 850 2 GHz Qualcomm Snapdragon 675 ?
RAM 8 GB * ? ? 4 GB ?
Storage 128 GB * ? raw hardware ? raw hardware 128 GB ? raw hardware
Main Camera 48 megapixel 1 megapixel 1 megapixel 48 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 4K UHD ? - 4K UHD ?
Front Camera 16 megapixel - - 25 megapixel -
Weight 7.58 oz
(215g)
2.8 oz
(79g)
5.3 oz
(150g)
6 oz
(170g)
3.63 oz
(103g)
Dimensions 6.76" x 3.09" x 0.38"
(172 x 79 x 9.7 mm)
3.5" x 1.97" x 0.98"
(89 x 50 x 24.9 mm)
4.65" x 2.44" x 0.69"
(118 x 62 x 17.5 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
Form Factor Slab Clamshell Slide Slab Clamshell
Platform / OS Android (proprietary) (proprietary) Android (proprietary)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66

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

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology LTE (Cat 9) EVDO r0 EDGE LTE (Cat 12) EVDO r0
Features 
Fingerprint Reader Yes
stand-alone
- - Yes -
Flashlight Yes - - Yes -
GPS / Location n/a Yes - n/a Yes
Water-Resistant - - - Yes -
Accessibility
Adjustable Text Size n/a - Yes n/a -
Hearing Aid Compatible - - - Yes Yes
Multiple Languages n/a Yes - n/a Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display - Yes - - Yes
Ringer Profiles - Yes Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - - - Yes -
USB Yes
USB Type C
- Yes Yes
USB Type C
Yes
Mini-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a Yes Yes n/a Yes
Ringer ID n/a Yes Yes n/a Yes
Voice Dialing n/a Yes - n/a Yes
Customization
Custom Graphics n/a Yes Yes n/a Yes
Custom Ringtones n/a Yes Yes n/a Yes
Real-Music Ringers n/a - Yes n/a -
Data & Network
Data Tethering n/a - - n/a Yes
Dual-SIM Yes - - - -
WAP / Web Browser n/a Yes Yes n/a Yes
Input
Predictive Text Entry n/a Yes - n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes - -
Touch Screen Yes - - Yes -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client n/a - Yes n/a -
EMS / Picture Messaging n/a - - n/a Yes
Instant Messaging n/a - Yes n/a Yes *
MMS n/a Yes Yes n/a Yes
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 Yes
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - - -
Power
Fast Charging Yes - - Yes -
Productivity
Alarm n/a Yes Yes n/a Yes
Calculator n/a Yes - n/a Yes
Calendar n/a Yes Yes n/a Yes
To-Do List n/a Yes Yes n/a -
Voice Memo n/a Yes - n/a Yes
Software
BREW n/a Yes - n/a Yes *
Games n/a Yes Yes n/a Yes
Java (J2ME) n/a - Yes n/a Yes *
Voice
HD Voice Yes - - Yes -
Headset Jack (2.5 mm) n/a Yes Yes n/a -
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Nubia Red Magic 3 / 3S Samsung SCH-A890 Motorola Sidekick Slide Motorola Moto z4 Motorola KRZR K1m
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nubia Red Magic 3 / 3S Samsung SCH-A890 Motorola Sidekick Slide Motorola Moto z4 Motorola KRZR K1m

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