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Phone Samsung Galaxy S21+ Kyocera DuraPlus LG Extravert 2 / Freedom II Samsung Convoy 3 BlackBerry Curve 9350
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.7" diag.
20 : 9
2" diag.
4 : 3
3.2" diag.
5 : 3
2.4" diag.
4 : 3
2.4" diag.
4 : 3
Display Resolution & Type 1080 x 2400 pixels
(~393 ppi)
AMOLED
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
240 x 400 pixels
(~146 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
480 x 360 pixels
(~246 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz ? ? ? ?
Battery 4,800 mAh 1,650 mAh 1,000 mAh 1,300 mAh 1,040 mAh
Processor 2.8 GHz Qualcomm Snapdragon 888 ? ? 480 MHz Qualcomm QSC6185 800 MHz Marvell
RAM 8 GB 128 MB ? 256 MB ?
Storage 128 GB * 256 MB 512 MB 512 MB ? raw hardware
Main Camera 12 megapixel - 2 megapixel 3 megapixel 5 megapixel
Wide Camera 12 megapixel - - - -
Tele Camera 64 megapixel - - - -
Video Capture 8K - QVGA (320 x 240) QVGA (320 x 240) VGA (640 x 480)
Front Camera 10 megapixel - - - -
Weight 7.13 oz
(202g)
6.67 oz
(189g)
4.15 oz
(118g)
4.4 oz
(125g)
3.49 oz
(99g)
Dimensions 6.36" x 2.98" x 0.31"
(161 x 76 x 7.8 mm)
5.28" x 2.17" x 0.93"
(134 x 55 x 23.6 mm)
4.4" x 2.15" x 0.64"
(112 x 55 x 16.3 mm)
4.07" x 2.04" x 0.82"
(103 x 52 x 20.8 mm)
4.29" x 2.36" x 0.43"
(109 x 60 x 10.9 mm)
Form Factor Slab Slab Slide Clamshell Slab
Platform / OS Android (proprietary) (proprietary) (proprietary) BlackBerry OS
Network Bands

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 800, 850, 1900

*

Data Technology NR (5G) EVDO rA 1xRTT EVDO rA EVDO rA
Features 
Barometer Yes - - - -
Fingerprint Reader Yes
in-display (ultrasonic)
- - - -
Flashlight Yes Yes - Yes -
GPS / Location n/a Yes Yes Yes n/a
Ruggedized - Yes - Yes -
Water-Resistant Yes
IPX8 (SCUBA)
Yes - - -
Accessibility
Adjustable Text Size n/a Yes Yes Yes n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages n/a Yes Yes Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - - - Yes -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC Yes - - - Yes
USB Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Yes Yes
Micro-USB
UWB Yes - - - -
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
- - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID n/a - Yes Yes n/a
Ringer ID n/a Yes Yes Yes n/a
Voice Dialing n/a Yes Yes Yes n/a
Customization
Custom Graphics n/a Yes Yes Yes n/a
Custom Ringtones n/a Yes Yes Yes n/a
Real-Music Ringers n/a - Yes Yes n/a
Data & Network
Data Tethering n/a - - Yes n/a
WAP / Web Browser n/a Yes Yes Yes n/a
Input
Predictive Text Entry n/a Yes - Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - Yes
Touch Screen Yes - Yes - -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client n/a - Yes Yes n/a
Instant Messaging n/a - - - n/a
MMS n/a Yes Yes Yes n/a
Text Messaging Templates n/a Yes Yes Yes n/a
Music
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player n/a - Yes Yes n/a
Stereo Speakers Yes - - Yes -
Photo & Video
TV Output Yes - - - -
Power
Fast Charging Yes - - - -
Wireless Charging Yes - - - -
Productivity
Alarm n/a Yes Yes Yes n/a
Calculator n/a Yes Yes Yes n/a
Calendar n/a Yes Yes Yes n/a
To-Do List n/a - - - n/a
Voice Memo n/a Yes Yes Yes n/a
Software
BREW n/a Yes Yes Yes n/a
Games n/a Yes Yes Yes n/a
Java (J2ME) n/a Yes - - n/a
Voice
HD Voice Yes - - - -
Headset Jack (2.5 mm) n/a Yes - - n/a
Push-To-Talk - Yes - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Galaxy S21+ Kyocera DuraPlus LG Extravert 2 / Freedom II Samsung Convoy 3 BlackBerry Curve 9350
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S21+ Kyocera DuraPlus LG Extravert 2 / Freedom II Samsung Convoy 3 BlackBerry Curve 9350

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