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Phone Sanyo SCP-3100 Samsung Sway U650 Ericsson R278d Google Pixel 3a XL Nokia XR21
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
? 6" diag.
18 : 9
6.5" diag.
20 : 9
Display Resolution & Type 128 x 160 pixels
LCD (STN)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
101 x 40 pixels 1080 x 2160 pixels
(~402 ppi)
AMOLED
1080 x 2400 pixels
(~406 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 1,000 mAh ? ? 3,700 mAh 4,800 mAh
Processor ? ? ? 2 GHz Qualcomm Snapdragon 670 Snapdragon 695
RAM ? ? ? 4 GB 6 GB
Storage ? raw hardware ? raw hardware ? raw hardware 64 GB 128 GB
Main Camera Yes 2 megapixel - 12 megapixel 64 megapixel
Wide Camera - - - - 8 megapixel
Tele Camera - - - - -
Video Capture - ? - 4K UHD 1080p HD
Front Camera - - - 8 megapixel 16 megapixel
Weight 3.5 oz
(99g)
3.56 oz
(101g)
9.28 oz
(263g)
5.89 oz
(167g)
8.16 oz
(231g)
Dimensions 3.31" x 1.83" x 1.01"
(84 x 46 x 25.7 mm)
4.15" x 1.96" x 0.47"
(105 x 50 x 11.9 mm)
5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
6.61" x 3.09" x 0.41"
(168 x 78 x 10.4 mm)
Form Factor Clamshell Slide Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

TDMA: 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

5G: 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77-C, 78, 79, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT 1xRTT - LTE (Cat 11) NR (5G)
Features 
Barometer - - - Yes Yes
Fingerprint Reader - - - Yes
stand-alone
Yes
stand-alone
Flashlight - - - Yes Yes
GPS / Location Yes Yes - n/a n/a
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - Yes - n/a n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
Yes
M4 (very compatible)
- Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes - Yes -
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth - Yes - Yes Yes
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
6 (802.11 a,ac,ax,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 Yes n/a n/a
Real-Music Ringers - Yes - n/a n/a
Data & Network
Data Tethering - - Yes n/a n/a
Dual-SIM - - - - Yes
External Antenna Jack Yes - - n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - 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 - n/a n/a
Text Messaging Templates - Yes - n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - Yes - n/a n/a
Stereo Speakers - - - Yes -
Power
Fast Charging - - - Yes Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes - n/a n/a
Calendar Yes Yes - n/a n/a
Voice Memo Yes 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 - - Yes -
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes - - n/a n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes - Yes Yes
  Sanyo SCP-3100 Samsung Sway U650 Ericsson R278d Google Pixel 3a XL Nokia XR21
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Phone Sanyo SCP-3100 Samsung Sway U650 Ericsson R278d Google Pixel 3a XL Nokia XR21

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