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Phone Samsung SGH-X640 Nixxo NXG-9230 Samsung Galaxy A23 5G ZTE C88 Samsung Galaxy Note5 (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size ? ? 6.6" diag.
20 : 9
2" diag.
4 : 3
5.7" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
1080 x 2408 pixels
(~400 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
AMOLED
Display Refresh ? ? 120 Hz ? 60 Hz
Battery 800 mAh ? 5,000 mAh 800 mAh 3,000 mAh
Processor ? ? 2.2 GHz Snapdragon 695 ? 2.1 GHz Samsung Exynos 7420
RAM ? ? 4 GB ? 4 GB
Storage ? raw hardware ? raw hardware 64 GB ? raw hardware 32 GB *
Main Camera Yes - 50 megapixel Yes 16 megapixel
Wide Camera - - 5 megapixel - -
Tele Camera - - - - -
Video Capture - - 1080p HD - 4K UHD
Front Camera - - 8 megapixel - 5 megapixel
Weight 3 oz
(85g)
3.1 oz
(88g)
6.87 oz
(195g)
3.46 oz
(98g)
6.03 oz
(171g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.35" x 1.8" x 0.9"
(85 x 46 x 22.9 mm)
6.47" x 3.02" x 0.33"
(164 x 77 x 8.4 mm)
3.85" x 1.92" x 0.7"
(98 x 49 x 17.8 mm)
6.03" x 3" x 0.3"
(153 x 76 x 7.6 mm)
Form Factor Clamshell Clamshell Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

GSM: 900, 1800, 1900

GSM: 850, 1900

5G: 2, 5, 25, 30, 41, 48, 66, 70, 71, 77-C

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 29, 30, 38, 39, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS GPRS NR (5G) 1xRTT LTE (Cat 9)
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- Yes
Flashlight - - Yes - Yes
GPS / Location - - n/a Yes n/a
VR-ready - - - - Yes
Water-Resistant - - Yes
IPX7 (snorkeling)
- -
Accessibility
Hearing Aid Compatible - - Yes - Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - Yes - Yes -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
MirrorLink - - - - Yes
NFC - - Yes - Yes
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)
Contacts
Picture ID Yes Yes n/a - n/a
Ringer ID Yes Yes n/a Yes n/a
Voice Dialing - - n/a Yes n/a
Customization
Custom Graphics Yes Yes n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers - - n/a Yes n/a
Data & Network
Data Tethering - Yes n/a - n/a
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - - - - Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client - - n/a Yes n/a
EMS / Picture Messaging Yes Yes n/a - n/a
Instant Messaging - - n/a Yes n/a
MMS Yes - n/a Yes n/a
Text Messaging Templates Yes Yes n/a Yes n/a
Music
Headphone Jack (3.5mm) - - Yes - Yes
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - - Yes
TV Output - - - - Yes
Power
Fast Charging - - Yes - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List Yes - n/a - n/a
Voice Memo Yes - n/a Yes n/a
Software
BREW - - n/a Yes n/a
Games Yes Yes n/a Yes n/a
Java (J2ME) Yes - n/a - n/a
Voice
HD Voice - - Yes - Yes
Headset Jack (2.5 mm) Yes Yes n/a - n/a
Speaker Phone Yes - Yes Yes Yes
  Samsung SGH-X640 Nixxo NXG-9230 Samsung Galaxy A23 5G ZTE C88 Samsung Galaxy Note5 (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Nixxo NXG-9230 Samsung Galaxy A23 5G ZTE C88 Samsung Galaxy Note5 (GSM)

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