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Phone Samsung SGH-A657 Motorola Q Ericsson T66 Google Pixel 3a XL HTC G2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 6" diag.
18 : 9
3.7" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
? 1080 x 2160 pixels
(~402 ppi)
AMOLED
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 1,420 mAh 1,130 mAh ? 3,700 mAh 1,300 mAh
Processor ? ? ? 2 GHz Qualcomm Snapdragon 670 800 MHz Qualcomm S2 MSM7230
RAM ? ? ? 4 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 64 GB ? raw hardware
Main Camera - 1 megapixel - 12 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? - 4K UHD 720p HD
Front Camera - - - 8 megapixel -
Weight 4.34 oz
(123g)
4.06 oz
(115g)
2.08 oz
(59g)
5.89 oz
(167g)
6.5 oz
(184g)
Dimensions 4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
4.57" x 2.52" x 0.47"
(116 x 64 x 11.9 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) Windows Mobile Standard (proprietary) Android Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 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

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 EVDO r0 - LTE (Cat 11) HSPA 14.4
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight Yes - - Yes -
GPS / Location Yes n/a - n/a n/a
Ruggedized Yes - - - -
Accessibility
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes n/a 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
Infrared (IR) - Yes - - -
Mobile Hotspot - n/a - n/a n/a
NFC - - - Yes -
USB Yes Yes
Mini-USB
- Yes
USB Type C
Yes
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a - n/a n/a
Ringer ID Yes n/a - n/a n/a
Voice Dialing - n/a - n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers Yes n/a - n/a n/a
Data & Network
Data Tethering Yes n/a - n/a n/a
External Antenna Jack - n/a - n/a n/a
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - Yes
Touch Screen - - - Yes Yes
Memory
Memory Card Slot Yes Yes - - Yes
Messaging
Email Client Yes n/a - n/a n/a
EMS / Picture Messaging - n/a Yes n/a n/a
Instant Messaging Yes n/a - n/a n/a
MMS Yes n/a - n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes n/a - n/a n/a
Stereo Speakers - - - Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List Yes n/a Yes n/a n/a
Voice Memo Yes n/a - n/a n/a
Software
Games Yes n/a Yes n/a n/a
Java (J2ME) Yes n/a - n/a n/a
Voice
Call Screening - - - Yes -
HD Voice - - - Yes -
Headset Jack (2.5 mm) - n/a - n/a n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes - Yes Yes
  Samsung SGH-A657 Motorola Q Ericsson T66 Google Pixel 3a XL HTC G2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-A657 Motorola Q Ericsson T66 Google Pixel 3a XL HTC G2

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