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Phone Samsung SCH-A990 Audiovox CDM-8150X LG K40 / Harmony 3 LG A340 Samsung Galaxy Note20 Ultra
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5.7" diag.
18 : 9
2.4" diag.
4 : 3
6.9" diag.
19.5 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
? 720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
1440 x 3088 pixels
(~494 ppi)
AMOLED
Display Refresh ? ? 60 Hz ? 120 Hz
Battery 1,000 mAh ? 3,000 mAh 900 mAh 4,500 mAh
Processor ? ? 1.8 GHz Qualcomm Snapdragon 450 Qualcomm QSC6270 3.1 GHz Qualcomm Snapdragon 865+
RAM ? ? 2 GB ? 12 GB
Storage ? raw hardware ? raw hardware 32 GB ? raw hardware 128 GB *
Main Camera 3 megapixel - 13 megapixel 1 megapixel 108 megapixel
Wide Camera - - - - 12 megapixel
Tele Camera - - - - 12 megapixel
Video Capture ? - 1080p HD QVGA (320 x 240) 8K
Front Camera - - 5 megapixel - 10 megapixel
Weight 4.4 oz
(125g)
3.88 oz
(110g)
5.11 oz
(145g)
3.56 oz
(101g)
7.34 oz
(208g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.88" x 1.89" x 0.71"
(124 x 48 x 18 mm)
6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
4.02" x 2.05" x 0.67"
(102 x 52 x 17 mm)
6.49" x 3.04" x 0.32"
(165 x 77 x 8.1 mm)
Form Factor Clamshell Slab Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

5G: 2, 5, 12, 25, 41, 66, 71, 260, 261

4G LTE: 2, 4, 5, 7, 12, 13, 14, 25, 26, 29, 30, 38, 41, 46, 48, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology EVDO r0 1xRTT LTE (Cat 6) HSDPA 3.6 NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - Yes
stand-alone
- Yes
in-display (ultrasonic)
Flashlight Yes - Yes - Yes
GPS / Location Yes - n/a Yes n/a
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - - n/a Yes n/a
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display Yes - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - - Yes * - Yes
USB Yes - Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
UWB - - - - Yes
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
- Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID Yes - n/a Yes n/a
Ringer ID Yes - n/a Yes n/a
Voice Dialing Yes Yes n/a Yes n/a
Customization
Custom Graphics Yes - n/a Yes n/a
Custom Ringtones Yes Yes n/a Yes n/a
Real-Music Ringers Yes - n/a Yes n/a
Data & Network
Data Tethering Yes - n/a Yes n/a
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - - - - Yes
Touch Screen - - Yes - Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
EMS / Picture Messaging Yes - n/a - n/a
MMS Yes - n/a Yes n/a
Text Messaging Templates Yes - n/a Yes n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes - -
Music Player Yes - n/a Yes n/a
Stereo Speakers Yes - - - Yes
Photo & Video
DLNA - - Yes - -
TV Output Yes - - - Yes
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes - n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List - - n/a Yes n/a
Voice Memo Yes Yes n/a Yes n/a
Software
BREW Yes - n/a - n/a
Games Yes - n/a Yes n/a
Java (J2ME) - - n/a Yes n/a
Voice
HD Voice - - Yes - Yes
Headset Jack (2.5 mm) - Yes n/a - n/a
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 Audiovox CDM-8150X LG K40 / Harmony 3 LG A340 Samsung Galaxy Note20 Ultra
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Audiovox CDM-8150X LG K40 / Harmony 3 LG A340 Samsung Galaxy Note20 Ultra

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