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Phone Nokia XR21 Samsung Galaxy A21 Samsung SCH-A990 Wiko Voix
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.5" diag.
20 : 9
6.5" diag.
20 : 9
? 6.5" diag.
20 : 9
Display Resolution & Type 1080 x 2400 pixels
(~406 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? 60 Hz
Battery 4,800 mAh 4,000 mAh 1,000 mAh 3,400 mAh
Processor Snapdragon 695 2 GHz MediaTek Helio P35 (MT6765) ? 2 GHz MediaTek Helio A22 (MT6761)
RAM 6 GB 3 GB ? 3 GB
Storage 128 GB 32 GB ? raw hardware 32 GB
Main Camera 64 megapixel 16 megapixel 3 megapixel 13 megapixel
Wide Camera 8 megapixel 8 megapixel - -
Tele Camera - - - -
Video Capture 1080p HD 1080p HD ? 1080p HD
Front Camera 16 megapixel 13 megapixel - 5 megapixel
Weight 8.16 oz
(231g)
6.81 oz
(193g)
4.4 oz
(125g)
6.2 oz
(176g)
Dimensions 6.61" x 3.09" x 0.41"
(168 x 78 x 10.4 mm)
6.61" x 3.02" x 0.32"
(168 x 77 x 8.1 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
6.57" x 2.98" x 0.33"
(167 x 76 x 8.4 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS Android Android (proprietary) Android
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, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 25, 26, 41, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 1900

Data Technology NR (5G) LTE (Cat 6) EVDO r0 LTE (Cat 6)
Features 
Barometer Yes - - -
Fingerprint Reader Yes
stand-alone
Yes
stand-alone
- Yes
stand-alone
Flashlight Yes Yes Yes Yes
GPS / Location n/a n/a Yes n/a
Ruggedized Yes - - -
Water-Resistant Yes
IPX8 (SCUBA)
- - -
Accessibility
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a n/a Yes n/a
TTY/TDD (Digital) - 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 Yes
USB Type C
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a n/a Yes n/a
Ringer ID n/a n/a Yes n/a
Voice Dialing n/a n/a Yes n/a
Customization
Custom Graphics n/a n/a Yes n/a
Custom Ringtones n/a n/a Yes n/a
Real-Music Ringers n/a n/a Yes n/a
Data & Network
Data Tethering n/a n/a Yes n/a
Dual-SIM Yes - - -
WAP / Web Browser n/a n/a Yes n/a
Input
Predictive Text Entry n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes
Touch Screen Yes
Capacitive
Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot - Yes Yes Yes
Messaging
EMS / Picture Messaging n/a n/a Yes n/a
MMS n/a n/a Yes n/a
Text Messaging Templates n/a n/a Yes n/a
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) Yes Yes - Yes
Music Player n/a n/a Yes n/a
Stereo Speakers - - Yes -
Photo & Video
TV Output - - Yes -
Power
Fast Charging Yes Yes - -
Productivity
Alarm n/a n/a Yes n/a
Calculator n/a n/a Yes n/a
Calendar n/a n/a Yes n/a
Voice Memo n/a n/a Yes n/a
Software
BREW n/a n/a Yes n/a
Games n/a n/a Yes n/a
Voice
HD Voice - Yes - Yes
Speaker Phone Yes Yes Yes Yes
  Nokia XR21 Samsung Galaxy A21 Samsung SCH-A990 Wiko Voix
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Phone Nokia XR21 Samsung Galaxy A21 Samsung SCH-A990 Wiko Voix

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