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Phone Motorola RIZR Z3 Samsung Galaxy A21 Samsung Galaxy Rush Sonim XP10 Samsung Rugby 4
Current U.S. Carriers (none) (none) (none) AT&T
T-Mobile
Verizon
(none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6.5" diag.
20 : 9
3.5" diag.
5 : 3
5.5" diag.
18 : 9
2.4" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~439 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 780 mAh 4,000 mAh 1,750 mAh 5,000 mAh 1,300 mAh
Processor ? 2 GHz MediaTek Helio P35 (MT6765) 1 GHz Qualcomm MSM8655 2.2 GHz Qualcomm Snapdragon 480 Intel XMM6230
RAM ? 3 GB 768 MB 6 GB 128 MB
Storage ? raw hardware 32 GB 4 GB 128 GB 256 MB
Main Camera 2 megapixel 16 megapixel 3 megapixel 50 megapixel 3 megapixel
Wide Camera - 8 megapixel - 8 megapixel -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) 1080p HD VGA (640 x 480) 1080p HD QVGA (320 x 240)
Front Camera - 13 megapixel 1 megapixel 8 megapixel -
Weight 3.92 oz
(111g)
6.81 oz
(193g)
4.2 oz
(119g)
11.3 oz
(320g)
5.22 oz
(148g)
Dimensions 4.15" x 1.79" x 0.65"
(105 x 45 x 16.5 mm)
6.61" x 3.02" x 0.32"
(168 x 77 x 8.1 mm)
4.84" x 2.36" x 0.47"
(123 x 60 x 11.9 mm)
6.34" x 3.05" x 0.65"
(161 x 77 x 16.5 mm)
4.25" x 2.17" x 0.85"
(108 x 55 x 21.6 mm)
Form Factor Slide Slab Slab Slab Clamshell
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 1900

5G: 2, 5, 14, 25, 30, 41, 48, 66, 71, 77-A, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EDGE LTE (Cat 6) EVDO rA NR (5G) HSPA+ 21
Features 
Barometer - - - Yes -
Fingerprint Reader - Yes
stand-alone
- Yes
stand-alone
-
Flashlight - Yes - Yes -
GPS / Location - n/a n/a n/a Yes
Ruggedized - - - Yes Yes
Water-Resistant - - - Yes
IPX9 (dishwasher)
Yes
IPX7 (snorkeling)
Accessibility
Adjustable Text Size - n/a n/a n/a Yes
Hearing Aid Compatible - Yes
M4, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles Yes - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
NFC - Yes - Yes -
USB Yes
Mini-USB
Yes
USB Type C
Yes Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing Yes n/a n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a Yes
Data & Network
Data Tethering Yes n/a n/a n/a -
Dual-SIM - - - Yes -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client Yes * n/a n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a n/a -
Instant Messaging Yes n/a n/a n/a -
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
Headphone Jack (3.5mm) - Yes Yes - -
Music Player Yes n/a n/a n/a Yes
Power
Fast Charging - Yes - Yes -
Wireless Charging - - - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List - n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a Yes
Voice
HD Voice - Yes - Yes -
Push-To-Talk - - - Yes Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Motorola RIZR Z3 Samsung Galaxy A21 Samsung Galaxy Rush Sonim XP10 Samsung Rugby 4
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Phone Motorola RIZR Z3 Samsung Galaxy A21 Samsung Galaxy Rush Sonim XP10 Samsung Rugby 4

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