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Phone Ericsson R278d Samsung SPH-I300 Samsung SPH-A520 Google Pixel 3a Audiovox CDM-8150X
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 5.6" diag.
18.5 : 9
?
Display Resolution & Type 101 x 40 pixels 160 x 240 pixels
LCD (Color)
?
LCD (STN)
1080 x 2220 pixels
(~441 ppi)
AMOLED
?
Display Refresh ? ? ? 60 Hz ?
Battery ? ? ? 3,000 mAh ?
Processor ? ? ? 2 GHz Qualcomm Snapdragon 670 ?
RAM ? ? ? 4 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 64 GB ? raw hardware
Main Camera - - - 12 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - 4K UHD -
Front Camera - - - 8 megapixel -
Weight 9.28 oz
(263g)
6 oz
(170g)
3.6 oz
(102g)
5.19 oz
(147g)
3.88 oz
(110g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
4.9" x 2.28" x 0.82"
(124 x 58 x 20.8 mm)
3.46" x 1.83" x 0.91"
(88 x 46 x 23.1 mm)
6" x 2.8" x 0.3"
(152 x 71 x 7.6 mm)
4.88" x 1.89" x 0.71"
(124 x 48 x 18 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS (proprietary) Palm OS (proprietary) Android (proprietary)
Network Bands

TDMA: 850, 1900

AMPS: 850

CDMA: 1900

AMPS: 850

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

CDMA: 850, 1900

AMPS: 850

Data Technology - - 1xRTT LTE (Cat 11) 1xRTT
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes -
GPS / Location - n/a Yes n/a -
Accessibility
Hearing Aid Compatible - - - Yes -
Multiple Languages Yes n/a Yes n/a Yes
TTY/TDD (Digital) - - - Yes -
Alerts
Extra Display - Yes Yes - -
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - - - Yes
Classic Audio
-
Infrared (IR) - Yes - - -
NFC - - - Yes -
USB - - - Yes
USB Type C
-
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID - n/a Yes n/a -
Ringer ID - n/a Yes n/a -
Voice Dialing - n/a Yes n/a Yes
Customization
Custom Graphics - n/a Yes n/a -
Custom Ringtones Yes n/a Yes n/a Yes
Data & Network
Data Tethering Yes n/a Yes n/a -
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - Yes -
Music
Headphone Jack (3.5mm) - - - Yes -
Stereo Speakers - - - Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes n/a Yes n/a -
Calculator - n/a Yes n/a Yes
Calendar - n/a Yes n/a Yes
To-Do List - n/a Yes n/a -
Voice Memo - n/a Yes n/a Yes
Software
Games - n/a Yes n/a -
Voice
Call Screening - - - Yes -
HD Voice - - - Yes -
Headset Jack (2.5 mm) - n/a Yes n/a Yes
Speaker Phone - Yes - Yes -
  Ericsson R278d Samsung SPH-I300 Samsung SPH-A520 Google Pixel 3a Audiovox CDM-8150X
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson R278d Samsung SPH-I300 Samsung SPH-A520 Google Pixel 3a Audiovox CDM-8150X

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