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Phone AT&T Vista PCD Chaser Nubia RedMagic 5S NEC 525 Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 5.5" diag.
18 : 9
3.2" diag.
5 : 3
6.7" diag.
19.5 : 9
? ?
Display Resolution & Type 720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~388 ppi)
AMOLED
162 x 216 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz 144 Hz ? ?
Battery 2,450 mAh 1,450 mAh 4,500 mAh 800 mAh 800 mAh
Processor 2 GHz MediaTek Helio A22 (MT6761V) 800 MHz Qualcomm MSM7627T Qualcomm Snapdragon 865 ? ?
RAM 3 GB 512 MB 8 GB * ? ?
Storage 32 GB 512 MB 128 GB * ? raw hardware ? raw hardware
Main Camera 8 megapixel 3 megapixel 64 megapixel Yes Yes
Wide Camera - - 8 megapixel - -
Tele Camera - - - - -
Video Capture 1080p HD ? 4K UHD - -
Front Camera 5 megapixel - 8 megapixel - -
Weight 5.51 oz
(156g)
4.2 oz
(119g)
7.76 oz
(220g)
4.03 oz
(114g)
3 oz
(85g)
Dimensions 5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
4.5" x 2.25" x 0.52"
(114 x 57 x 13.2 mm)
6.64" x 3.07" x 0.38"
(169 x 78 x 9.8 mm)
4.12" x 1.88" x 1.06"
(105 x 48 x 26.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Slab Slab Slab Clamshell Clamshell
Platform / OS Android Android Android (proprietary) (proprietary)
Network Bands

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 1900

5G: 41, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 26, 34, 38, 40, 41

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

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology LTE (Cat 4) EVDO rA NR (5G) GPRS GPRS
Features 
Fingerprint Reader - - Yes - -
Flashlight Yes - Yes - -
GPS / Location n/a n/a n/a - -
Accessibility
Hearing Aid Compatible Yes Yes - - -
Multiple Languages n/a n/a n/a Yes Yes
TTY/TDD (Digital) - Yes - Yes -
Alerts
Extra Display - - - Yes -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Yes
Classic Audio
-
-
Infrared (IR) - - - Yes -
USB Yes
USB Type C
Yes Yes
USB Type C
Yes -
Wi-Fi Yes Yes
802.11 b,g
Yes
6 (802.11 a,ac,ax,b,g,n)
- -
Contacts
Picture ID n/a n/a n/a Yes Yes
Ringer ID n/a n/a n/a Yes Yes
Voice Dialing n/a n/a n/a Yes -
Customization
Custom Graphics n/a n/a n/a Yes Yes
Custom Ringtones n/a n/a n/a Yes Yes
Real-Music Ringers n/a n/a n/a - -
Data & Network
Data Tethering n/a n/a n/a Yes -
Dual-SIM - - Yes - -
WAP / Web Browser n/a n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a n/a Yes Yes
Side Keys Yes Yes Yes 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 Yes
Instant Messaging n/a n/a n/a - -
MMS n/a n/a n/a Yes Yes
Text Messaging Templates n/a n/a n/a - Yes
Music
Headphone Jack (3.5mm) Yes Yes Yes - -
Music Player n/a n/a n/a - -
Stereo Speakers - - Yes - -
Photo & Video
TV Output - - Yes - -
Power
Fast Charging - - Yes - -
Productivity
Alarm n/a n/a n/a Yes Yes
Calculator n/a n/a n/a Yes Yes
Calendar n/a n/a n/a Yes Yes
To-Do List n/a n/a n/a Yes Yes
Voice Memo n/a n/a n/a Yes Yes
Software
Games n/a n/a n/a Yes Yes
Java (J2ME) n/a n/a n/a Yes Yes
Voice
HD Voice Yes - - - -
Headset Jack (2.5 mm) n/a n/a n/a Yes Yes
Speaker Phone Yes Yes Yes - Yes
  AT&T Vista PCD Chaser Nubia RedMagic 5S NEC 525 Samsung SGH-X640
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone AT&T Vista PCD Chaser Nubia RedMagic 5S NEC 525 Samsung SGH-X640

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