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Phone Palm Pre Plus (GSM) Motorola EM330 / EM28 Samsung Jitterbug J / SPH-A310 Samsung Galaxy Note20 Ultra Samsung M400
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.1" diag.
5 : 3
1.8" diag.
4 : 3
2.1" diag.
4 : 3
6.9" diag.
19.5 : 9
2.4" diag.
4 : 3
Display Resolution & Type 320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~134 ppi)
LCD (Color)
1440 x 3088 pixels
(~494 ppi)
AMOLED
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 120 Hz ?
Battery 1,150 mAh 940 mAh ? 4,500 mAh 1,000 mAh
Processor ? ? ? 3.1 GHz Qualcomm Snapdragon 865+ 400 MHz Qualcomm QSC6155
RAM ? ? ? 12 GB 128 MB
Storage ? raw hardware ? raw hardware ? raw hardware 128 GB * 256 MB
Main Camera 3 megapixel 1 megapixel - 108 megapixel 1 megapixel
Wide Camera - - - 12 megapixel -
Tele Camera - - - 12 megapixel -
Video Capture VGA (640 x 480) ? - 8K -
Front Camera - - - 10 megapixel -
Weight 4.89 oz
(139g)
3.17 oz
(90g)
3.99 oz
(113g)
7.34 oz
(208g)
3.7 oz
(105g)
Dimensions 3.9" x 2.3" x 0.67"
(99 x 58 x 17 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
3.87" x 2.16" x 0.97"
(98 x 55 x 24.6 mm)
6.49" x 3.04" x 0.32"
(165 x 77 x 8.1 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
Form Factor Slide Clamshell Clamshell Slab Clamshell
Platform / OS webOS (proprietary) (proprietary) Android (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 1800, 1900

*

CDMA: 850, 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

*

CDMA: 800, 850, 1900

Data Technology HSDPA 1.8 EDGE - NR (5G) 1xRTT
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
in-display (ultrasonic)
-
Flashlight - - - Yes -
GPS / Location n/a - Yes n/a Yes
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Adjustable Text Size n/a - - n/a Yes
Hearing Aid Compatible - Yes
M3 (mostly compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Multiple Languages n/a Yes - n/a Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display - Yes Yes - Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
NFC - - - Yes -
USB Yes
Micro-USB
Yes
Mini-USB
- Yes
USB Type C
Yes
Micro-USB
UWB - - - Yes -
Wi-Fi Yes
802.11 b,g
- - 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 - Yes n/a Yes
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 Yes
Data & Network
Data Tethering n/a - - n/a -
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 Yes
Stylus - - - Yes -
Text Keyboard, Hardware 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 -
Instant Messaging n/a - - n/a -
MMS n/a Yes - n/a Yes
Text Messaging Templates n/a Yes Yes n/a Yes
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) Yes Yes - - Yes
Music Player n/a Yes - n/a -
Stereo Speakers - - - Yes -
Photo & Video
TV Output - - - 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
To-Do List n/a - - n/a -
Voice Memo n/a - - n/a Yes
Software
Games n/a Yes - n/a Yes
Java (J2ME) n/a Yes - n/a -
Voice
HD Voice - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Palm Pre Plus (GSM) Motorola EM330 / EM28 Samsung Jitterbug J / SPH-A310 Samsung Galaxy Note20 Ultra Samsung M400
  X > < X > < X > < X > < X

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

 
Phone Palm Pre Plus (GSM) Motorola EM330 / EM28 Samsung Jitterbug J / SPH-A310 Samsung Galaxy Note20 Ultra Samsung M400

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