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Phone ZTE ZMAX Pro Motorola KRZR K1m Motorola V300 Motorola i580 Samsung Galaxy S21
Current U.S. Carriers (none) (none) (none) (none) Verizon
Global Availability Released Released Released Released Released
Specifications 
Display Size 6" diag.
16 : 9
? ? ? 6.2" diag.
20 : 9
Display Resolution & Type 1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
Display Refresh 60 Hz ? ? ? 120 Hz
Battery 3,400 mAh 880 mAh 650 mAh ? 4,000 mAh
Processor 1.5 GHz Qualcomm Snapdragon 617 (MSM8952) ? ? ? 2.8 GHz Qualcomm Snapdragon 888
RAM 2 GB ? ? ? 8 GB
Storage 32 GB ? raw hardware ? raw hardware ? raw hardware 128 GB *
Main Camera 13 megapixel 1 megapixel Yes 1 megapixel 12 megapixel
Wide Camera - - - - 12 megapixel
Tele Camera - - - - 64 megapixel
Video Capture 1080p HD ? - ? 8K
Front Camera 5 megapixel - - - 10 megapixel
Weight 6.17 oz
(175g)
3.63 oz
(103g)
4.3 oz
(122g)
4.9 oz
(139g)
6.03 oz
(171g)
Dimensions 6.5" x 3.3" x 0.35"
(165 x 84 x 8.9 mm)
4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
3.5" x 1.93" x 0.98"
(89 x 49 x 24.9 mm)
3.68" x 2.2" x 1.2"
(93 x 56 x 30.5 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
Form Factor Slab Clamshell Clamshell Clamshell Slab
Platform / OS Android (proprietary) (proprietary) (proprietary) Android
Network Bands

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

iDEN: 800

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) EVDO r0 GPRS WiDEN NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader Yes - - - Yes
in-display (ultrasonic)
Flashlight Yes - - - Yes
GPS / Location n/a Yes - Yes n/a
Ruggedized - - - Yes -
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size n/a - - - n/a
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages n/a Yes Yes Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - Yes Yes Yes -
Ringer Profiles - Yes Yes Yes -
Connectivity
Bluetooth Yes Yes - Yes Yes
Mobile Hotspot n/a - - - n/a
NFC - - - - Yes
USB Yes
USB Type C
Yes
Mini-USB
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 n/a Yes Yes Yes n/a
Ringer ID n/a Yes Yes Yes n/a
Voice Dialing n/a Yes Yes Yes n/a
Customization
Custom Graphics n/a Yes Yes Yes n/a
Custom Ringtones n/a Yes Yes Yes n/a
Real-Music Ringers n/a - Yes - n/a
Data & Network
Data Tethering n/a Yes Yes Yes n/a
WAP / Web Browser n/a Yes Yes Yes n/a
Input
Predictive Text Entry n/a Yes Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes - - - Yes
Memory
Memory Card Slot Yes Yes - Yes -
Messaging
Email Client n/a - Yes - n/a
EMS / Picture Messaging n/a Yes Yes - n/a
Instant Messaging n/a Yes * - - n/a
MMS n/a Yes Yes Yes n/a
Text Messaging Templates n/a Yes Yes Yes n/a
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) Yes - - - -
Music Player n/a Yes - Yes * n/a
Stereo Speakers - - - - Yes
Photo & Video
Miracast Yes - - - -
TV Output - - - - Yes
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm n/a Yes Yes - n/a
Calculator n/a Yes Yes Yes * n/a
Calendar n/a Yes Yes Yes n/a
Voice Memo n/a Yes Yes Yes n/a
Software
BREW n/a Yes * - - n/a
Games n/a Yes Yes Yes n/a
Java (J2ME) n/a Yes * Yes Yes n/a
Voice
HD Voice Yes - - - Yes
Headset Jack (2.5 mm) n/a - Yes Yes n/a
Push-To-Talk - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  ZTE ZMAX Pro Motorola KRZR K1m Motorola V300 Motorola i580 Samsung Galaxy S21
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone ZTE ZMAX Pro Motorola KRZR K1m Motorola V300 Motorola i580 Samsung Galaxy S21

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