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Phone Sanyo RL-4920 Apple iPhone 4 (GSM) Samsung Galaxy S21
Current U.S. Carriers (none) (none) Verizon
Global Availability Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
6.2" diag.
20 : 9
Display Resolution & Type 128 x 112 pixels
LCD (Color)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
Display Refresh ? 60 Hz 120 Hz
Battery 1,700 mAh ? 4,000 mAh
Processor ? Apple A4 2.8 GHz Qualcomm Snapdragon 888
RAM ? ? 8 GB
Storage ? raw hardware 32 GB * 128 GB *
Main Camera - 5 megapixel 12 megapixel
Wide Camera - - 12 megapixel
Tele Camera - - 64 megapixel
Video Capture - 720p HD 8K
Front Camera - Yes 10 megapixel
Weight 4.03 oz
(114g)
4.8 oz
(136g)
6.03 oz
(171g)
Dimensions 4.22" x 1.85" x 0.85"
(107 x 47 x 21.6 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
Form Factor Slab Slab Slab
Platform / OS (proprietary) iOS Android
Network Bands

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT HSPA 7.2 NR (5G)
Features 
Barometer - - Yes
Fingerprint Reader - - Yes
in-display (ultrasonic)
Flashlight - - Yes
GPS / Location Yes n/a n/a
Water-Resistant - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - n/a n/a
Hearing Aid Compatible - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes
Connectivity
Bluetooth - Yes Yes
Mobile Hotspot - n/a n/a
NFC - - Yes
USB Yes Yes Yes
USB Type C
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID Yes n/a n/a
Ringer ID Yes n/a n/a
Voice Dialing Yes n/a n/a
Customization
Custom Graphics Yes n/a n/a
Custom Ringtones Yes n/a n/a
Real-Music Ringers - n/a n/a
Data & Network
Data Tethering - n/a n/a
WAP / Web Browser Yes n/a n/a
Input
Predictive Text Entry Yes n/a n/a
Side Keys Yes Yes Yes
Touch Screen - Yes
Capacitive
Yes
Capacitive
Messaging
Email Client - n/a n/a
MMS - n/a n/a
Music
Headphone Jack (3.5mm) - Yes -
Music Player - n/a n/a
Stereo Speakers - - Yes
Photo & Video
TV Output - Yes Yes
Power
Fast Charging - - Yes
Wireless Charging - - Yes
Productivity
Alarm Yes n/a n/a
Calculator Yes n/a n/a
Calendar Yes n/a n/a
To-Do List Yes n/a n/a
Voice Memo Yes n/a n/a
Software
Games Yes n/a n/a
Java (J2ME) Yes n/a n/a
Voice
Call Screening Yes - -
HD Voice - - Yes
Headset Jack (2.5 mm) Yes n/a n/a
Push-To-Talk Yes - -
Speaker Phone Yes Yes Yes
  * Some versions only
  Sanyo RL-4920 Apple iPhone 4 (GSM) Samsung Galaxy S21
  X > < X > < X

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Phone Sanyo RL-4920 Apple iPhone 4 (GSM) Samsung Galaxy S21

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