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Phone Samsung SGH-X640 Sharp Sidekick LX 2009 Samsung Galaxy A23 5G Kyocera 3225 HTC G2
Current U.S. Carriers (none) (none) Verizon (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.2" diag.
16 : 9
6.6" diag.
20 : 9
? 3.7" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
854 x 480 pixels
(~306 ppi)
LCD (TFT/TFD)
1080 x 2408 pixels
(~400 ppi)
LCD (TFT/TFD)
?
LCD (Grayscale)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 120 Hz ? 60 Hz
Battery 800 mAh 1,250 mAh 5,000 mAh ? 1,300 mAh
Processor ? ? 2.2 GHz Snapdragon 695 ? 800 MHz Qualcomm S2 MSM7230
RAM ? ? 4 GB ? ?
Storage ? raw hardware ? raw hardware 64 GB ? raw hardware ? raw hardware
Main Camera Yes 3 megapixel 50 megapixel - 5 megapixel
Wide Camera - - 5 megapixel - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) 1080p HD - 720p HD
Front Camera - - 8 megapixel - -
Weight 3 oz
(85g)
5.78 oz
(164g)
6.87 oz
(195g)
4.23 oz
(120g)
6.5 oz
(184g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
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)
3.4" x 1.97" x 1.02"
(86 x 50 x 25.9 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
Form Factor Clamshell Swivel Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

GSM: 900, 1800, 1900

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

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

Data Technology GPRS HSPA 7.2 NR (5G) 1xRTT HSPA 14.4
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - -
GPS / Location - Yes n/a Yes n/a
Water-Resistant - - Yes
IPX7 (snorkeling)
- -
Accessibility
Adjustable Text Size - Yes n/a - n/a
Hearing Aid Compatible - Yes Yes - Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) - - Yes Yes -
Alerts
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - Yes Yes - Yes
Mobile Hotspot - - n/a - n/a
NFC - - Yes - -
USB - Yes Yes
USB Type C
- Yes
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
- Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a - n/a
Ringer ID Yes Yes n/a - 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 - Yes n/a - n/a
Data & Network
Data Tethering - - n/a Yes n/a
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes - n/a Yes n/a
Side Keys Yes Yes Yes - Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot - Yes Yes - Yes
Messaging
Email Client - Yes n/a - n/a
EMS / Picture Messaging Yes - n/a Yes n/a
Instant Messaging - Yes n/a - n/a
MMS Yes Yes n/a - n/a
Text Messaging Templates Yes Yes n/a - n/a
Music
Headphone Jack (3.5mm) - Yes Yes - Yes
Music Player - Yes n/a - n/a
Stereo Speakers - - Yes - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes - n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List Yes Yes n/a - n/a
Voice Memo Yes - n/a - n/a
Software
BREW - - n/a Yes n/a
Games Yes Yes n/a Yes n/a
Java (J2ME) Yes Yes n/a - n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes - n/a Yes n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Sharp Sidekick LX 2009 Samsung Galaxy A23 5G Kyocera 3225 HTC G2
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 Sharp Sidekick LX 2009 Samsung Galaxy A23 5G Kyocera 3225 HTC G2

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