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Phone Audiovox CDM-8920 / PM8920 Google Pixel 3a XL Samsung Galaxy S21 LG Spectrum
Current U.S. Carriers (none) (none) Verizon (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 6" diag.
18 : 9
6.2" diag.
20 : 9
4.5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
1080 x 2400 pixels
(~424 ppi)
AMOLED
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 120 Hz 60 Hz
Battery ? 3,700 mAh 4,000 mAh 1,830 mAh
Processor ? 2 GHz Qualcomm Snapdragon 670 2.8 GHz Qualcomm Snapdragon 888 1.5 GHz Qualcomm Snapdragon S3
RAM ? 4 GB 8 GB 1 GB
Storage ? raw hardware 64 GB 128 GB * 4 GB
Main Camera 1 megapixel 12 megapixel 12 megapixel 8 megapixel
Wide Camera - - 12 megapixel -
Tele Camera - - 64 megapixel -
Video Capture - 4K UHD 8K 1080p HD
Front Camera - 8 megapixel 10 megapixel 1 megapixel
Weight 3.88 oz
(110g)
5.89 oz
(167g)
6.03 oz
(171g)
4.99 oz
(141g)
Dimensions 3.4" x 1.85" x 0.9"
(86 x 47 x 22.9 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
5.33" x 2.71" x 0.42"
(135 x 69 x 10.7 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) Android Android Android
Network Bands

CDMA: 850, 1900

AMPS: 850

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

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

4G LTE: 13

CDMA: 850, 1900

GSM: 850, 1900

*

Data Technology 1xRTT LTE (Cat 11) NR (5G) LTE (Cat 3)
Features 
Barometer - Yes Yes -
Fingerprint Reader - Yes
stand-alone
Yes
in-display (ultrasonic)
-
Flashlight - Yes Yes -
GPS / Location Yes n/a n/a n/a
Water-Resistant - - Yes
IPX8 (SCUBA)
-
Accessibility
Hearing Aid Compatible - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Multiple Languages Yes n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes - - -
Connectivity
Bluetooth - Yes Yes Yes
Mobile Hotspot - n/a n/a n/a
NFC - Yes Yes -
USB Yes Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a n/a n/a
Ringer ID Yes n/a n/a n/a
Voice Dialing Yes n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a
Real-Music Ringers - n/a n/a n/a
Data & Network
Data Tethering Yes n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a
Side Keys - Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - n/a n/a n/a
Instant Messaging - n/a n/a n/a
MMS - n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a
Music
Headphone Jack (3.5mm) - Yes - Yes
Music Player - n/a n/a n/a
Stereo Speakers - Yes Yes -
Photo & Video
DLNA - - - Yes
TV Output - - Yes Yes
Power
Fast Charging - Yes Yes -
Wireless Charging - - Yes -
Productivity
Alarm Yes n/a n/a n/a
Calculator Yes n/a n/a n/a
Calendar Yes n/a n/a n/a
Voice Memo Yes n/a n/a n/a
Software
BREW Yes * n/a n/a n/a
Games Yes n/a n/a n/a
Java (J2ME) Yes * n/a n/a n/a
Voice
Call Screening - Yes - -
HD Voice - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Audiovox CDM-8920 / PM8920 Google Pixel 3a XL Samsung Galaxy S21 LG Spectrum
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Audiovox CDM-8920 / PM8920 Google Pixel 3a XL Samsung Galaxy S21 LG Spectrum

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