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Phone Samsung SGH-X640 Samsung VI-A820 Samsung Galaxy Z Flip6 Huawei Pinnacle Sharp Sidekick LX 2007
Current U.S. Carriers (none) (none) AT&T
Boost
Consumer Cellular
Spectrum Mobile
T-Mobile
US Cellular
Verizon
Xfinity Mobile
(none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 6.7" diag.
22 : 9
2.4" diag.
4 : 3
3" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
1080 x 2640 pixels
(~426 ppi)
AMOLED
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
400 x 240 pixels
(~155 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 120 Hz ? ?
Battery 800 mAh 1,000 mAh 4,000 mAh 900 mAh 1,540 mAh
Processor ? ? 3.4 GHz Snapdragon 8 Gen 3 for Galaxy Qualcomm QSC6055 200 MHz OMAP 331
RAM ? ? 12 GB ? ?
Storage ? raw hardware ? raw hardware 256 GB * ? raw hardware ? raw hardware
Main Camera Yes - 50 megapixel 1 megapixel 1 megapixel
Wide Camera - - 12 megapixel - -
Tele Camera - - - - -
Video Capture - - 4K UHD QCIF (176 x 144) ?
Front Camera - - 10 megapixel - -
Weight 3 oz
(85g)
3.14 oz
(89g)
6.6 oz
(187g)
3.53 oz
(100g)
5.7 oz
(162g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.56" x 1.88" x 1.06"
(90 x 48 x 26.9 mm)
3.35" x 2.83" x 0.59"
(85 x 72 x 14.9 mm)
4.33" x 2.4" x 0.51"
(110 x 61 x 13 mm)
5.12" x 2.36" x 0.7"
(130 x 60 x 17.9 mm)
Form Factor Clamshell Clamshell Foldable Slab Swivel
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 41, 48, 66, 70, 71, 77-A, 77-C, 78, 257, 258, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS 1xRTT NR (5G) 1xRTT EDGE
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - Yes
GPS / Location - Yes n/a Yes -
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size - - n/a - Yes
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes Yes n/a Yes -
TTY/TDD (Digital) - Yes Yes Yes -
Alerts
Extra Display - Yes Yes - -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth -
-
Yes
Auracast, LE Audio, Classic Audio
Yes
Yes
Classic Audio
NFC - - Yes - -
USB - - Yes
USB Type C
Yes
Micro-USB
Yes
Wi-Fi - - Yes
6E (802.11 a,ac,ax,b,g,n)
- -
Contacts
Picture ID Yes Yes n/a Yes Yes
Ringer ID Yes Yes n/a Yes Yes
Voice Dialing - Yes n/a - -
Customization
Custom Graphics Yes Yes n/a Yes Yes
Custom Ringtones Yes Yes n/a Yes Yes
Real-Music Ringers - - n/a - Yes
Data & Network
Dual-SIM - - Yes - -
WAP / Web Browser Yes Yes n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes -
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes Yes
Touch Screen - - Yes - -
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - - n/a Yes Yes
EMS / Picture Messaging Yes - n/a - -
Instant Messaging - - n/a Yes Yes
MMS Yes - n/a Yes Yes
Text Messaging Templates Yes - n/a - Yes
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - - n/a Yes Yes
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm Yes Yes n/a Yes Yes *
Calculator Yes Yes n/a Yes -
Calendar Yes Yes n/a Yes Yes
To-Do List Yes Yes n/a - Yes
Voice Memo Yes Yes n/a Yes -
Software
BREW - - n/a Yes -
Games Yes Yes n/a Yes Yes
Java (J2ME) Yes Yes n/a - Yes
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes Yes n/a - -
Push-To-Talk - Yes - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Samsung VI-A820 Samsung Galaxy Z Flip6 Huawei Pinnacle Sharp Sidekick LX 2007
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 Samsung VI-A820 Samsung Galaxy Z Flip6 Huawei Pinnacle Sharp Sidekick LX 2007

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