Home  ›  Phones  ›

Compare Phones

Maximum number of phones selected. Remove a phone to compare others.

Info Size  

  X > < X > < X > < X > < X
 
Phone Motorola razr (2019) LG K4 / Optimus Zone 3 / Rebel BlackBerry Classic (GSM) LG Optimus F7 Samsung Galaxy S21
Current U.S. Carriers (none) (none) (none) (none) Verizon
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.2" diag.
22 : 9
4.5" diag.
16 : 9
3.5" diag.
1 : 1
4.7" diag.
16 : 9
6.2" diag.
20 : 9
Display Resolution & Type 876 x 2142 pixels
(~373 ppi)
AMOLED
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
Display Refresh 60 Hz 60 Hz ? 60 Hz 120 Hz
Battery 2,510 mAh 1,940 mAh 2,515 mAh 2,540 mAh 4,000 mAh
Processor 2.2 GHz Qualcomm Snapdragon 710 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 2.8 GHz Qualcomm Snapdragon 888
RAM 6 GB 1.5 GB 2 GB 1 GB 8 GB
Storage 128 GB 16 GB * 16 GB 8 GB 128 GB *
Main Camera 16 megapixel 5 megapixel 8 megapixel 8 megapixel 12 megapixel
Wide Camera - - - - 12 megapixel
Tele Camera - - - - 64 megapixel
Video Capture 1080p HD 720p HD 1080p HD 1080p HD 8K
Front Camera 5 megapixel 2 megapixel 2 megapixel 1 megapixel 10 megapixel
Weight 7.23 oz
(205g)
3.99 oz
(113g)
6.28 oz
(178g)
4.7 oz
(133g)
6.03 oz
(171g)
Dimensions 3.7" x 2.83" x 0.55"
(94 x 72 x 14 mm)
5.19" x 2.62" x 0.35"
(132 x 67 x 8.9 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
5.16" x 2.71" x 0.38"
(131 x 69 x 9.7 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
Platform / OS Android Android BlackBerry 10 Android Android
Network Bands

4G LTE: 2, 3, 4, 5, 7, 13, 20, 28, 66

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 13

WCDMA: 1, 2, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 4, 5, 12, 25

CDMA: 850, 1700, 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 LTE (Cat 15) LTE (Cat 3) LTE (Cat 3) LTE (Cat 3) NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader Yes
stand-alone
- - - Yes
in-display (ultrasonic)
Flashlight Yes Yes - - Yes
Water-Resistant Yes - - - Yes
IPX8 (SCUBA)
Accessibility
Hearing Aid Compatible - Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
NFC Yes - Yes Yes Yes
USB Yes
USB Type C
Yes
Micro-USB
Yes
Micro-USB
Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 a,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
Input
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen Yes Yes Yes Yes Yes
Memory
Memory Card Slot - Yes Yes Yes -
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - Yes Yes Yes -
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - Yes Yes -
Miracast - Yes Yes Yes -
TV Output - - Yes Yes Yes
Power
Fast Charging Yes - - - Yes
Wireless Charging - - - - Yes
Voice
HD Voice Yes Yes * - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Motorola razr (2019) LG K4 / Optimus Zone 3 / Rebel BlackBerry Classic (GSM) LG Optimus F7 Samsung Galaxy S21
  X > < X > < X > < X > < X

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

 
Phone Motorola razr (2019) LG K4 / Optimus Zone 3 / Rebel BlackBerry Classic (GSM) LG Optimus F7 Samsung Galaxy S21

Subscribe to Phone Scoop News with RSS Follow @phonescoop on BlueSky Follow @phonescoop on Mastodon Follow @phonescoop on Threads Phone Scoop on Facebook Follow on Instagram

 

Playwire

All content Copyright 2001-2025 Phone Factor, LLC. All Rights Reserved.
Content on this site may not be copied or republished without formal permission.