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Phone ZTE Blade Max 3 / Max Blue Motorola EM330 / EM28 Samsung Galaxy S21
Current U.S. Carriers (none) (none) Verizon
Global Availability Released Released Released
Specifications 
Display Size 6" diag.
16 : 9
1.8" diag.
4 : 3
6.2" diag.
20 : 9
Display Resolution & Type 1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
Display Refresh 60 Hz ? 120 Hz
Battery 4,000 mAh 940 mAh 4,000 mAh
Processor 2 GHz Qualcomm Snapdragon 625 (MSM8953) ? 2.8 GHz Qualcomm Snapdragon 888
RAM 2 GB ? 8 GB
Storage 16 GB ? raw hardware 128 GB *
Main Camera 13 megapixel 1 megapixel 12 megapixel
Wide Camera - - 12 megapixel
Tele Camera - - 64 megapixel
Video Capture 4K UHD ? 8K
Front Camera 5 megapixel - 10 megapixel
Weight 6.34 oz
(180g)
3.17 oz
(90g)
6.03 oz
(171g)
Dimensions 6.49" x 3.3" x 0.35"
(165 x 84 x 8.9 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
Form Factor Slab Clamshell Slab
Platform / OS Android (proprietary) Android
Network Bands

4G LTE: 2, 4, 5, 12, 13, 25

WCDMA: 2, 4, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 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 LTE (Cat 4) EDGE NR (5G)
Features 
Barometer - - Yes
Fingerprint Reader Yes
stand-alone
- Yes
in-display (ultrasonic)
Flashlight Yes - Yes
Water-Resistant - - Yes
IPX8 (SCUBA)
Accessibility
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes
Alerts
Extra Display - Yes -
Connectivity
Bluetooth Yes Yes Yes
NFC - - Yes
USB Yes
USB Type C
Yes
Mini-USB
Yes
USB Type C
Wi-Fi Yes
5 (802.11 ac,b,g,n)
- Yes
6 (802.11 a,ac,ax,b,g,n)
Customization
Custom Graphics n/a Yes n/a
Custom Ringtones n/a Yes n/a
Real-Music Ringers n/a Yes n/a
Data & Network
WAP / Web Browser n/a Yes n/a
Input
Predictive Text Entry n/a Yes n/a
Side Keys Yes Yes Yes
Touch Screen Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot Yes Yes -
Messaging
EMS / Picture Messaging n/a Yes n/a
MMS n/a Yes n/a
Text Messaging Templates n/a Yes n/a
Music
FM Radio - Yes -
Headphone Jack (3.5mm) Yes Yes -
Music Player n/a Yes n/a
Stereo Speakers - - Yes
Photo & Video
TV Output - - Yes
Power
Fast Charging Yes - Yes
Wireless Charging - - Yes
Productivity
Alarm n/a Yes n/a
Calculator n/a Yes n/a
Calendar n/a Yes n/a
Software
Games n/a Yes n/a
Java (J2ME) n/a Yes n/a
Voice
HD Voice - - Yes
Speaker Phone Yes Yes Yes
  ZTE Blade Max 3 / Max Blue Motorola EM330 / EM28 Samsung Galaxy S21
  X > < X > < X

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

 
Phone ZTE Blade Max 3 / Max Blue Motorola EM330 / EM28 Samsung Galaxy S21

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