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Phone Sharp Sidekick LX 2009 Samsung Galaxy A23 5G Samsung SGH-X640 Amazon Fire
Current U.S. Carriers (none) Verizon (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 3.2" diag.
16 : 9
6.6" diag.
20 : 9
? 4.7" diag.
16 : 9
Display Resolution & Type 854 x 480 pixels
(~306 ppi)
LCD (TFT/TFD)
1080 x 2408 pixels
(~400 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh ? 120 Hz ? ?
Battery 1,250 mAh 5,000 mAh 800 mAh 2,400 mAh
Processor ? 2.2 GHz Snapdragon 695 ? 2.2 GHz Qualcomm Snapdragon 800
RAM ? 4 GB ? 2 GB
Storage ? raw hardware 64 GB ? raw hardware 32 GB *
Main Camera 3 megapixel 50 megapixel Yes 13 megapixel
Wide Camera - 5 megapixel - -
Tele Camera - - - -
Video Capture QVGA (320 x 240) 1080p HD - 1080p HD
Front Camera - 8 megapixel - 2 megapixel
Weight 5.78 oz
(164g)
6.87 oz
(195g)
3 oz
(85g)
5.64 oz
(160g)
Dimensions 5.12" x 2.36" x 0.63"
(130 x 60 x 16 mm)
6.47" x 3.02" x 0.33"
(164 x 77 x 8.4 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
Form Factor Swivel Slab Clamshell Slab
Platform / OS (proprietary) Android (proprietary) (proprietary)
Network Bands

WCDMA: 1, 4

GSM: 850, 900, 1800, 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

GSM: 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology HSPA 7.2 NR (5G) GPRS LTE (Cat 4)
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
stand-alone
- -
Flashlight - Yes - Yes
GPS / Location Yes n/a - Yes
Water-Resistant - Yes
IPX7 (snorkeling)
- -
Accessibility
Adjustable Text Size Yes n/a - -
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M4, T4 (very tele-coil compatible)
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) - Yes - Yes
Alerts
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes Yes - Yes
Mobile Hotspot - n/a - Yes
NFC - Yes - Yes
USB Yes Yes
USB Type C
- 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 n/a Yes Yes
Ringer ID Yes n/a Yes Yes
Voice Dialing - n/a - Yes
Customization
Custom Graphics Yes n/a Yes -
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a - -
Data & Network
Data Tethering - n/a - Yes
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry - n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen - Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot Yes Yes - -
Messaging
Email Client Yes n/a - Yes
EMS / Picture Messaging - n/a Yes -
Instant Messaging Yes n/a - -
MMS Yes n/a Yes Yes
Text Messaging Templates Yes n/a Yes Yes
Music
Headphone Jack (3.5mm) Yes Yes - Yes
Music Player Yes n/a - Yes
Stereo Speakers - Yes - Yes
Photo & Video
Miracast - - - Yes
TV Output - - - Yes
Power
Fast Charging - Yes - -
Productivity
Alarm Yes n/a Yes Yes
Calculator - n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List Yes n/a Yes -
Voice Memo - n/a Yes Yes
Software
Games Yes n/a Yes Yes
Java (J2ME) Yes n/a Yes -
Voice
HD Voice - Yes - Yes
Headset Jack (2.5 mm) - n/a Yes -
Speaker Phone Yes Yes Yes Yes
  Sharp Sidekick LX 2009 Samsung Galaxy A23 5G Samsung SGH-X640 Amazon Fire
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sharp Sidekick LX 2009 Samsung Galaxy A23 5G Samsung SGH-X640 Amazon Fire

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