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Phone Samsung SGH-X640 Bold N2 Google Pixel 3a XL Samsung Galaxy Note Edge (GSM) Pantech Duo C810
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6.6" diag.
19.5 : 9
6" diag.
18 : 9
5.6" diag.
16 : 9
2.2" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~390 ppi)
AMOLED
1080 x 2160 pixels
(~402 ppi)
AMOLED
1440 x 2560 pixels
(~525 ppi)
AMOLED
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 800 mAh 4,200 mAh 3,700 mAh 3,000 mAh 1,320 mAh
Processor ? 2.4 GHz MediaTek Dimensity 810 2 GHz Qualcomm Snapdragon 670 2.7 GHz Qualcomm Snapdragon 805 (APQ8084) ARM 920t PXA27x
RAM ? 8 GB 4 GB 3 GB ?
Storage ? raw hardware 256 GB 64 GB 32 GB ? raw hardware
Main Camera Yes 64 megapixel 12 megapixel 16 megapixel 1 megapixel
Wide Camera - 5 megapixel - - -
Tele Camera - - - - -
Video Capture - 2K / Quad HD 4K UHD 4K UHD QVGA (320 x 240)
Front Camera - 16 megapixel 8 megapixel 4 megapixel -
Weight 3 oz
(85g)
7.2 oz
(204g)
5.89 oz
(167g)
6.14 oz
(174g)
3.88 oz
(110g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.64" x 3.02" x 0.35"
(169 x 77 x 8.9 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
5.96" x 3.24" x 0.33"
(151 x 82 x 8.3 mm)
4.01" x 1.97" x 0.78"
(102 x 50 x 19.8 mm)
Form Factor Clamshell Slab Slab Slab Slide
Platform / OS (proprietary) Android Android Android Windows Mobile Standard
Network Bands

GSM: 900, 1800, 1900

5G: 2, 5, 25, 41, 66, 71, 77-C

4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71

WCDMA: 1, 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

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology GPRS NR (5G) LTE (Cat 11) LTE (Cat 4) HSDPA 1.8
Features 
Barometer - - Yes - -
Fingerprint Reader - Yes
in-display (optical)
Yes
stand-alone
Yes -
Flashlight - Yes Yes Yes -
Accessibility
Hearing Aid Compatible - - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - - Yes Yes -
Alerts
Ringer Profiles - - - - Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
Infrared (IR) - - - Yes -
MirrorLink - - - Yes -
NFC - - Yes Yes -
USB - Yes
USB Type C
Yes
USB Type C
Yes Yes
Wi-Fi - Yes
5 (802.11 ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID Yes n/a n/a n/a n/a
Voice Dialing - n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
Data Tethering - n/a n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - - - Yes -
Text Keyboard, Hardware - - - - Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes -
Music Player - n/a n/a n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - Yes -
TV Output - - - Yes -
Power
Fast Charging - Yes Yes Yes -
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a n/a
Voice
Call Screening - - Yes - -
HD Voice - Yes Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SGH-X640 Bold N2 Google Pixel 3a XL Samsung Galaxy Note Edge (GSM) Pantech Duo C810
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 Bold N2 Google Pixel 3a XL Samsung Galaxy Note Edge (GSM) Pantech Duo C810

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