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Phone Samsung SGH-A657 Motorola Evoke QA4 TCL 20 XE Google Pixel 3a XL
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 2.8" diag.
5 : 3
6.5" diag.
20 : 9
6" diag.
18 : 9
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~269 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
Display Refresh ? ? 60 Hz 60 Hz
Battery 1,420 mAh 1,170 mAh 5,000 mAh 3,700 mAh
Processor ? MSM6800a 2 GHz MediaTek Helio P22 (MT6762) 2 GHz Qualcomm Snapdragon 670
RAM ? ? 3 GB 4 GB
Storage ? raw hardware ? raw hardware 32 GB 64 GB
Main Camera - 2 megapixel 13 megapixel 12 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? 1080p HD 4K UHD
Front Camera - - 5 megapixel 8 megapixel
Weight 4.34 oz
(123g)
4.52 oz
(128g)
6.88 oz
(195g)
5.89 oz
(167g)
Dimensions 4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
4.25" x 1.99" x 0.69"
(108 x 51 x 17.5 mm)
6.48" x 2.95" x 0.35"
(165 x 75 x 8.9 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
Form Factor Slab Slide Slab Slab
Platform / OS (proprietary) (proprietary) Android Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

4G LTE: 2, 4, 5, 7, 12, 25, 26, 41, 66, 71

WCDMA: 2, 4, 5

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

Data Technology HSDPA 3.6 EVDO rA LTE (Cat 6) LTE (Cat 11)
Features 
Barometer - - Yes Yes
Fingerprint Reader - - Yes
stand-alone
Yes
stand-alone
Flashlight Yes - Yes Yes
GPS / Location Yes Yes n/a n/a
Ruggedized Yes - - -
Accessibility
Hearing Aid Compatible - Yes Yes Yes
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes
NFC - - - 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 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 Yes
Memory
Memory Card Slot Yes Yes Yes -
Messaging
Email Client Yes Yes n/a n/a
Instant Messaging Yes - n/a n/a
MMS Yes - n/a n/a
Text Messaging Templates Yes - n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes Yes n/a n/a
Stereo Speakers - - - Yes
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 - n/a n/a
Voice Memo Yes - n/a n/a
Software
BREW - Yes n/a n/a
Games Yes Yes n/a n/a
Java (J2ME) Yes - n/a n/a
Voice
Call Screening - - - Yes
HD Voice - - Yes Yes
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  Samsung SGH-A657 Motorola Evoke QA4 TCL 20 XE Google Pixel 3a XL
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Phone Samsung SGH-A657 Motorola Evoke QA4 TCL 20 XE Google Pixel 3a XL

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