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Phone Sony Ericsson K850 Samsung SGH-T819 Google Pixel 3a XL Samsung Galaxy A71 5G
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? 6" diag.
18 : 9
6.7" diag.
20 : 9
Display Resolution & Type 240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
1080 x 2400 pixels
(~393 ppi)
AMOLED
Display Refresh ? ? 60 Hz 60 Hz
Battery ? ? 3,700 mAh 4,500 mAh
Processor ? ? 2 GHz Qualcomm Snapdragon 670 2.4 GHz Qualcomm Snapdragon 765
RAM ? ? 4 GB 6 GB
Storage ? raw hardware ? raw hardware 64 GB 128 GB
Main Camera 5 megapixel 1 megapixel 12 megapixel 64 megapixel
Wide Camera - - - 12 megapixel
Tele Camera - - - -
Video Capture ? QCIF (176 x 144) 4K UHD 4K UHD
Front Camera - - 8 megapixel 32 megapixel
Weight 4.2 oz
(119g)
3.46 oz
(98g)
5.89 oz
(167g)
6.52 oz
(185g)
Dimensions 4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
3.96" x 2.03" x 0.55"
(101 x 52 x 14 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
6.39" x 2.97" x 0.31"
(162 x 75 x 7.9 mm)
Form Factor Slab Slide Slab Slab
Platform / OS (proprietary) (proprietary) Android Android
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 4

GSM: 850, 900, 1800, 1900

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, 41, 66, 71, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology HSDPA 3.6 WCDMA (UMTS) LTE (Cat 11) NR (5G)
Features 
Barometer - - Yes -
Fingerprint Reader - - Yes
stand-alone
Yes
in-display (optical)
Flashlight - - Yes Yes
Accessibility
Hearing Aid Compatible - - Yes Yes
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Ringer Profiles Yes Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - - Yes Yes
USB Yes Yes Yes
USB Type C
Yes
USB Type C
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing Yes Yes n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes Yes n/a n/a
Data & Network
Data Tethering Yes Yes n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes Yes - Yes
Messaging
Email Client Yes - n/a n/a
EMS / Picture Messaging - Yes n/a n/a
Instant Messaging - Yes n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes Yes n/a n/a
Stereo Speakers - - Yes -
Photo & Video
Video Calling Yes * - n/a n/a
Power
Fast Charging - - Yes Yes
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List Yes Yes n/a n/a
Voice Memo Yes - n/a n/a
Software
Games Yes Yes n/a n/a
Java (J2ME) Yes Yes n/a n/a
Voice
Call Screening - - Yes -
HD Voice - - Yes Yes
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Sony Ericsson K850 Samsung SGH-T819 Google Pixel 3a XL Samsung Galaxy A71 5G
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Ericsson K850 Samsung SGH-T819 Google Pixel 3a XL Samsung Galaxy A71 5G

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