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Phone AT&T Vista Samsung SCH-A990 Motorola Droid Ultra Nubia Red Magic 3 / 3S Samsung SPH/SCH-N300
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 5.5" diag.
18 : 9
? 5" diag.
16 : 9
6.7" diag.
19.5 : 9
?
Display Resolution & Type 720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
AMOLED
1080 x 2340 pixels
(~388 ppi)
AMOLED
128 x 64 pixels
Display Refresh 60 Hz ? 60 Hz 90 Hz ?
Battery 2,450 mAh 1,000 mAh 2,130 mAh 5,000 mAh ?
Processor 2 GHz MediaTek Helio A22 (MT6761V) ? 1.7 GHz Qualcomm Snapdragon S4 Pro MSM8960T Qualcomm Snapdragon 855+ ?
RAM 3 GB ? 2 GB 8 GB * ?
Storage 32 GB ? raw hardware 16 GB 128 GB * ? raw hardware
Main Camera 8 megapixel 3 megapixel 10 megapixel 48 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD ? 1080p HD 4K UHD -
Front Camera 5 megapixel - 2 megapixel 16 megapixel -
Weight 5.51 oz
(156g)
4.4 oz
(125g)
4.83 oz
(137g)
7.58 oz
(215g)
4.1 oz
(116g)
Dimensions 5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
5.41" x 2.8" x 0.28"
(137 x 71 x 7.2 mm)
6.76" x 3.09" x 0.38"
(172 x 79 x 9.7 mm)
4.5" x 1.9" x 0.9"
(114 x 48 x 22.9 mm)
Form Factor Slab Clamshell Slab Slab Flip
Platform / OS Android (proprietary) Android Android (proprietary)
Network Bands

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

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

AMPS: 850

Data Technology LTE (Cat 4) EVDO r0 LTE (Cat 3) LTE (Cat 9) -
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight Yes Yes - Yes -
GPS / Location n/a Yes n/a n/a Yes
Accessibility
Adjustable Text Size n/a - n/a n/a -
Hearing Aid Compatible Yes Yes Yes - -
Multiple Languages n/a Yes n/a n/a -
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Extra Display - Yes - - -
Connectivity
Bluetooth Yes Yes Yes Yes -
Mobile Hotspot n/a - n/a n/a -
NFC - - Yes - -
USB Yes
USB Type C
Yes Yes
Micro-USB
Yes
USB Type C
-
Wi-Fi Yes - Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a Yes n/a n/a -
Ringer ID n/a Yes n/a n/a -
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a Yes n/a n/a -
Custom Ringtones n/a Yes n/a n/a -
Real-Music Ringers n/a Yes n/a n/a -
Data & Network
Data Tethering n/a Yes n/a n/a Yes
Dual-SIM - - - Yes -
WAP / Web Browser n/a Yes n/a n/a Yes
Input
Predictive Text Entry n/a Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen Yes - Yes Yes -
Memory
Memory Card Slot Yes Yes - - -
Messaging
Email Client n/a - n/a n/a -
EMS / Picture Messaging n/a Yes n/a n/a -
Instant Messaging n/a - n/a n/a -
MMS n/a Yes n/a n/a -
Text Messaging Templates n/a Yes n/a n/a -
Music
Headphone Jack (3.5mm) Yes - Yes Yes -
Music Player n/a Yes n/a n/a -
Stereo Speakers - Yes - Yes -
Photo & Video
Miracast - - Yes - -
TV Output - Yes - Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a - n/a n/a Yes
Voice Memo n/a Yes n/a n/a -
Software
BREW n/a Yes n/a n/a -
Games n/a Yes n/a n/a Yes
Voice
HD Voice Yes - - Yes -
Headset Jack (2.5 mm) n/a - n/a n/a Yes
Speaker Phone Yes Yes Yes Yes -
  AT&T Vista Samsung SCH-A990 Motorola Droid Ultra Nubia Red Magic 3 / 3S Samsung SPH/SCH-N300
  X > < X > < X > < X > < X

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

 
Phone AT&T Vista Samsung SCH-A990 Motorola Droid Ultra Nubia Red Magic 3 / 3S Samsung SPH/SCH-N300

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