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Phone Nokia XR21 Google Pixel 3a XL Motorola Krave ZN4 Samsung UpStage M620
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.5" diag.
20 : 9
6" diag.
18 : 9
2.8" diag.
5 : 3
2.1" diag.
4 : 3
Display Resolution & Type 1080 x 2400 pixels
(~406 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
AMOLED
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? ?
Battery 4,800 mAh 3,700 mAh 950 mAh 620 mAh
Processor Snapdragon 695 2 GHz Qualcomm Snapdragon 670 ? ?
RAM 6 GB 4 GB ? ?
Storage 128 GB 64 GB ? raw hardware ? raw hardware
Main Camera 64 megapixel 12 megapixel 2 megapixel 1 megapixel
Wide Camera 8 megapixel - - -
Tele Camera - - - -
Video Capture 1080p HD 4K UHD QVGA (320 x 240) ?
Front Camera 16 megapixel 8 megapixel - -
Weight 8.16 oz
(231g)
5.89 oz
(167g)
4.52 oz
(128g)
2.57 oz
(73g)
Dimensions 6.61" x 3.09" x 0.41"
(168 x 78 x 10.4 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
4.12" x 2.01" x 0.74"
(105 x 51 x 18.8 mm)
4.07" x 1.73" x 0.37"
(103 x 44 x 9.4 mm)
Form Factor Slab Slab Flip Slab
Platform / OS Android Android (proprietary) (proprietary)
Network Bands

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

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

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology NR (5G) LTE (Cat 11) EVDO r0 EVDO r0
Features 
Barometer Yes Yes - -
Fingerprint Reader Yes
stand-alone
Yes
stand-alone
- -
Flashlight Yes Yes - -
GPS / Location n/a n/a Yes -
Ruggedized Yes - - -
Water-Resistant Yes
IPX8 (SCUBA)
- - -
Accessibility
Adjustable Text Size n/a n/a - Yes
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M4 (very compatible)
Multiple Languages n/a n/a Yes -
TTY/TDD (Digital) - Yes Yes Yes
Alerts
Extra Display - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes
NFC Yes Yes - -
USB Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
Yes
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a n/a Yes Yes
Ringer ID n/a n/a Yes Yes
Voice Dialing n/a n/a Yes Yes
Customization
Custom Graphics n/a n/a Yes Yes
Custom Ringtones n/a n/a Yes Yes
Real-Music Ringers n/a n/a Yes Yes
Data & Network
Data Tethering n/a n/a Yes -
Dual-SIM Yes - - -
External Antenna Jack n/a n/a - Yes
WAP / Web Browser n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes
Touch Screen Yes
Capacitive
Yes
Capacitive
Yes -
Memory
Memory Card Slot - - Yes Yes
Messaging
Email Client n/a n/a Yes -
EMS / Picture Messaging n/a n/a Yes -
Instant Messaging n/a n/a Yes Yes
MMS n/a n/a Yes Yes
Text Messaging Templates n/a n/a Yes Yes
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) Yes Yes Yes -
Music Player n/a n/a Yes Yes
Stereo Speakers - Yes - -
Power
Fast Charging Yes Yes - -
Productivity
Alarm n/a n/a Yes Yes
Calculator n/a n/a Yes Yes
Calendar n/a n/a Yes Yes
To-Do List n/a n/a - Yes
Voice Memo n/a n/a Yes Yes
Software
BREW n/a n/a Yes -
Games n/a n/a Yes Yes
Java (J2ME) n/a n/a - Yes
Voice
Call Screening - Yes - -
HD Voice - Yes - -
Speaker Phone Yes Yes Yes Yes
  Nokia XR21 Google Pixel 3a XL Motorola Krave ZN4 Samsung UpStage M620
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia XR21 Google Pixel 3a XL Motorola Krave ZN4 Samsung UpStage M620

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