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Phone Nokia Lumia 920 Samsung Galaxy S21 Samsung Rugby A837
Current U.S. Carriers (none) Verizon (none)
Global Availability Released Released Released
Specifications 
Display Size 4.5" diag.
5 : 3
6.2" diag.
20 : 9
2" diag.
4 : 3
Display Resolution & Type 768 x 1280 pixels
(~332 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
Display Refresh ? 120 Hz ?
Battery 2,000 mAh 4,000 mAh 1,000 mAh
Processor 1.5 GHz Qualcomm Snapdragon S4 2.8 GHz Qualcomm Snapdragon 888 ?
RAM 1 GB 8 GB ?
Storage 32 GB 128 GB * ? raw hardware
Main Camera 8 megapixel 12 megapixel 1 megapixel
Wide Camera - 12 megapixel -
Tele Camera - 64 megapixel -
Video Capture 1080p HD 8K QCIF (176 x 144)
Front Camera 1 megapixel 10 megapixel -
Weight 6.53 oz
(185g)
6.03 oz
(171g)
4.66 oz
(132g)
Dimensions 5.12" x 2.79" x 0.42"
(130 x 71 x 10.7 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
Form Factor Slab Slab Clamshell
Platform / OS Windows Android (proprietary)
Network Bands

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

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

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 3) NR (5G) HSDPA 3.6
Features 
Barometer - Yes -
Fingerprint Reader - Yes
in-display (ultrasonic)
-
Flashlight - Yes -
GPS / Location n/a n/a Yes
Ruggedized - - Yes
Water-Resistant - Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size n/a n/a -
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes
Alerts
Extra Display - - Yes
Connectivity
Bluetooth Yes Yes Yes
Mobile Hotspot n/a n/a -
NFC Yes Yes -
USB Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID n/a n/a Yes
Ringer ID n/a n/a Yes
Voice Dialing n/a n/a -
Customization
Custom Graphics n/a n/a Yes
Custom Ringtones n/a n/a Yes
Real-Music Ringers n/a n/a Yes
Data & Network
Data Tethering n/a n/a Yes
WAP / Web Browser n/a n/a Yes
Input
Predictive Text Entry n/a n/a Yes
Side Keys Yes Yes Yes
Touch Screen Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot - - Yes
Messaging
Email Client n/a n/a Yes
Instant Messaging n/a n/a Yes
MMS n/a n/a Yes
Text Messaging Templates n/a n/a Yes
Music
Headphone Jack (3.5mm) Yes - -
Music Player n/a n/a Yes
Stereo Speakers - Yes -
Photo & Video
TV Output - Yes -
Power
Fast Charging - Yes -
Wireless Charging Yes Yes -
Productivity
Alarm n/a n/a Yes
Calculator n/a n/a Yes
Calendar n/a n/a Yes
To-Do List n/a n/a -
Voice Memo n/a n/a Yes
Software
Games n/a n/a Yes
Java (J2ME) n/a n/a Yes
Voice
HD Voice - Yes -
Push-To-Talk - - Yes
Speaker Phone Yes Yes Yes
  Nokia Lumia 920 Samsung Galaxy S21 Samsung Rugby A837
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Phone Nokia Lumia 920 Samsung Galaxy S21 Samsung Rugby A837

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