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Phone Nubia Red Magic 3 / 3S Samsung Galaxy S6 (GSM) Samsung Galaxy Note20 ZTE Grand XMax BlackBerry Classic (CDMA)
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
5.1" diag.
16 : 9
6.7" diag.
20 : 9
6" diag.
16 : 9
3.5" diag.
1 : 1
Display Resolution & Type 1080 x 2340 pixels
(~388 ppi)
AMOLED
1440 x 2560 pixels
(~576 ppi)
AMOLED
1080 x 2400 pixels
(~393 ppi)
AMOLED
720 x 1280 pixels
(~245 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
Display Refresh 90 Hz 60 Hz 60 Hz 60 Hz ?
Battery 5,000 mAh 2,550 mAh 4,300 mAh 3,200 mAh 2,515 mAh
Processor Qualcomm Snapdragon 855+ 2.1 GHz Samsung Exynos 7420 3.1 GHz Qualcomm Snapdragon 865+ 1.2 GHz Qualcomm Snapdragon 200 MSM8212 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960
RAM 8 GB * 3 GB 8 GB 1 GB 2 GB
Storage 128 GB * 32 GB * 128 GB 8 GB 16 GB
Main Camera 48 megapixel 16 megapixel 12 megapixel 8 megapixel 8 megapixel
Wide Camera - - 12 megapixel - -
Tele Camera - - 64 megapixel - -
Video Capture 4K UHD 4K UHD 8K 720p HD 1080p HD
Front Camera 16 megapixel 5 megapixel 10 megapixel 1 megapixel 2 megapixel
Weight 7.58 oz
(215g)
4.87 oz
(138g)
6.84 oz
(194g)
6.06 oz
(172g)
6.28 oz
(178g)
Dimensions 6.76" x 3.09" x 0.38"
(172 x 79 x 9.7 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
6.36" x 2.96" x 0.33"
(162 x 75 x 8.3 mm)
6.38" x 3.27" x 0.31"
(162 x 83 x 7.9 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
Platform / OS Android Android Android Android BlackBerry 10
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

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 12, 25, 41, 66, 71, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 46, 48, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 9) LTE (Cat 6) NR (5G) HSPA+ 21 LTE (Cat 3)
Features 
Barometer - - Yes - -
Fingerprint Reader Yes
stand-alone
Yes Yes
in-display (ultrasonic)
- -
Flashlight Yes Yes Yes - -
VR-ready - Yes - - -
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Hearing Aid Compatible - Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - Yes - Yes -
MirrorLink - Yes - - -
NFC - Yes Yes - Yes
USB Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
Data & Network
Dual-SIM Yes - - - -
Input
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Text Keyboard, Hardware Yes - - - Yes
Touch Screen Yes Yes Yes Yes Yes
Memory
Memory Card Slot - - - Yes Yes
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) Yes Yes - Yes Yes
Stereo Speakers Yes - Yes - -
Photo & Video
DLNA - Yes - - Yes
Miracast - Yes - - Yes
TV Output Yes Yes Yes - Yes
Power
Fast Charging Yes Yes Yes - -
Wireless Charging - Yes Yes - -
Voice
HD Voice Yes Yes Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  Nubia Red Magic 3 / 3S Samsung Galaxy S6 (GSM) Samsung Galaxy Note20 ZTE Grand XMax BlackBerry Classic (CDMA)
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nubia Red Magic 3 / 3S Samsung Galaxy S6 (GSM) Samsung Galaxy Note20 ZTE Grand XMax BlackBerry Classic (CDMA)

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