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Phone Samsung SPH-A420 Nubia Red Magic 3 / 3S BlackBerry Classic (CDMA) LG V30 Samsung SGH-X820
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
3.5" diag.
1 : 1
6" diag.
18 : 9
?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~388 ppi)
AMOLED
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
1440 x 2880 pixels
(~537 ppi)
AMOLED
220 x 176 pixels
LCD (TFT/TFD)
Display Refresh ? 90 Hz ? 60 Hz ?
Battery 1,000 mAh 5,000 mAh 2,515 mAh 3,300 mAh 650 mAh
Processor ? Qualcomm Snapdragon 855+ 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) ?
RAM ? 8 GB * 2 GB 4 GB ?
Storage ? raw hardware 128 GB * 16 GB 64 GB * ? raw hardware
Main Camera - 48 megapixel 8 megapixel 16 megapixel 2 megapixel
Wide Camera - - - 13 megapixel -
Tele Camera - - - - -
Video Capture - 4K UHD 1080p HD 4K UHD ?
Front Camera - 16 megapixel 2 megapixel 5 megapixel -
Weight 2.9 oz
(82g)
7.58 oz
(215g)
6.28 oz
(178g)
5.57 oz
(158g)
2.33 oz
(66g)
Dimensions 3.35" x 1.72" x 0.85"
(85 x 44 x 21.6 mm)
6.76" x 3.09" x 0.38"
(172 x 79 x 9.7 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
5.97" x 2.97" x 0.29"
(152 x 75 x 7.4 mm)
4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android BlackBerry 10 Android (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

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: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 29, 30, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

Data Technology - LTE (Cat 9) LTE (Cat 3) LTE (Cat 16) EDGE
Features 
Barometer - - - Yes -
Fingerprint Reader - Yes
stand-alone
- Yes
stand-alone
-
Flashlight - Yes - Yes -
GPS / Location Yes n/a n/a n/a -
VR-ready - - - Yes -
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
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 Yes Yes -
Alerts
Ringer Profiles - - Yes - -
Connectivity
Bluetooth - Yes Yes Yes Yes
MirrorLink - - - Yes -
Mobile Hotspot - n/a n/a n/a -
NFC - - Yes Yes -
USB - Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID - n/a n/a n/a Yes
Ringer ID - n/a n/a n/a Yes
Voice Dialing Yes n/a n/a n/a -
Customization
Custom Graphics - n/a n/a n/a Yes
Custom Ringtones - n/a n/a n/a Yes
Real-Music Ringers - n/a n/a n/a Yes
Data & Network
Data Tethering Yes n/a n/a n/a -
Dual-SIM - Yes - - -
External Antenna Jack - n/a n/a n/a Yes
WAP / Web Browser - 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
Text Keyboard, Hardware - Yes Yes - -
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client - n/a n/a n/a Yes
EMS / Picture Messaging - n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a -
MMS - n/a n/a n/a Yes
Text Messaging Templates - n/a n/a n/a Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player - n/a n/a n/a -
Stereo Speakers - Yes - - -
Photo & Video
DLNA - - Yes Yes -
Miracast - - Yes Yes -
TV Output - Yes Yes Yes Yes
Power
Fast Charging - Yes - Yes -
Wireless 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 Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games - n/a n/a n/a Yes
Java (J2ME) - n/a n/a n/a Yes
Voice
HD Voice - Yes - Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SPH-A420 Nubia Red Magic 3 / 3S BlackBerry Classic (CDMA) LG V30 Samsung SGH-X820
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SPH-A420 Nubia Red Magic 3 / 3S BlackBerry Classic (CDMA) LG V30 Samsung SGH-X820

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