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Phone Kyocera DuraForce Pro 3 Samsung SCH-A990 Apple iPhone 4 (GSM) Samsung SCH-R211
Current U.S. Carriers Verizon (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5.4" diag.
18 : 9
? 3.5" diag.
5 : 3
1.5" diag.
1 : 1
Display Resolution & Type 1080 x 2160 pixels
(~449 ppi)
AMOLED
240 x 320 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
128 x 128 pixels
(~121 ppi)
LCD (STN)
Display Refresh 60 Hz ? 60 Hz ?
Battery 4,270 mAh 1,000 mAh ? 800 mAh
Processor 2.4 GHz Snapdragon 7 Gen 1 ? Apple A4 ?
RAM 6 GB ? ? ?
Storage 128 GB ? raw hardware 32 GB * ? raw hardware
Main Camera 16 megapixel 3 megapixel 5 megapixel -
Wide Camera 16 megapixel - - -
Tele Camera - - - -
Video Capture 4K UHD ? 720p HD -
Front Camera 8 megapixel - Yes -
Weight 8.36 oz
(237g)
4.4 oz
(125g)
4.8 oz
(136g)
2.73 oz
(77g)
Dimensions 6.06" x 2.95" x 0.57"
(154 x 75 x 14.5 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.07" x 1.77" x 0.59"
(103 x 45 x 15 mm)
Form Factor Slab Clamshell Slab Slab
Platform / OS Android (proprietary) iOS (proprietary)
Network Bands

5G: 2, 5, 48, 66, 77-A, 77-C, 78, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 46, 48, 66

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

Data Technology NR (5G) EVDO r0 HSPA 7.2 1xRTT
Features 
Barometer Yes - - -
Fingerprint Reader Yes
stand-alone
- - -
Flashlight Yes Yes - -
GPS / Location n/a Yes n/a Yes
Ruggedized Yes - - -
Water-Resistant Yes
IPX8 (SCUBA)
- - -
Accessibility
Adjustable Text Size n/a - n/a -
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Multiple Languages n/a Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - Yes - -
Connectivity
Bluetooth Yes Yes Yes -
Mobile Hotspot n/a - n/a -
NFC Yes - - -
USB Yes
USB Type C
Yes Yes -
Wi-Fi Yes
6E (802.11 a,ac,ax,b,g,n)
- Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID n/a Yes n/a Yes
Ringer ID n/a Yes n/a Yes
Voice Dialing n/a Yes n/a -
Customization
Custom Graphics n/a Yes n/a Yes
Custom Ringtones n/a Yes n/a Yes
Real-Music Ringers n/a Yes n/a -
Data & Network
Data Tethering n/a Yes n/a -
Dual-SIM Yes - - -
WAP / Web Browser n/a Yes n/a Yes
Input
Predictive Text Entry n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen Yes
Capacitive
- Yes
Capacitive
-
Memory
Memory Card Slot Yes Yes - -
Messaging
Email Client n/a - n/a -
EMS / Picture Messaging n/a Yes n/a -
MMS n/a Yes n/a -
Text Messaging Templates n/a Yes n/a Yes
Music
Headphone Jack (3.5mm) - - Yes -
Music Player n/a Yes n/a -
Stereo Speakers Yes Yes - -
Photo & Video
Miracast Yes - - -
TV Output - Yes Yes -
Power
Fast Charging Yes - - -
Wireless Charging Yes - - -
Productivity
Alarm n/a Yes n/a Yes
Calculator n/a Yes n/a Yes
Calendar n/a Yes n/a Yes
Voice Memo n/a Yes n/a -
Software
BREW n/a Yes n/a Yes
Games n/a Yes n/a Yes
Voice
HD Voice Yes - - -
Headset Jack (2.5 mm) n/a - n/a Yes
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Kyocera DuraForce Pro 3 Samsung SCH-A990 Apple iPhone 4 (GSM) Samsung SCH-R211
  X > < X > < X > < X

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

 
Phone Kyocera DuraForce Pro 3 Samsung SCH-A990 Apple iPhone 4 (GSM) Samsung SCH-R211

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