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Phone Nokia Lumia 521 / 520 Samsung SPH-N270 (Matrix Phone) Nokia 2630 OnePlus 12 BlackBerry Key2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Not yet released Released Released
Specifications 
Display Size 4" diag.
5 : 3
? ? 6.8" diag.
20 : 9
4.5" diag.
5 : 3
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1440 x 3168 pixels
(~510 ppi)
AMOLED
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 120 Hz 60 Hz
Battery 1,430 mAh 1,000 mAh 700 mAh 5,400 mAh 3,500 mAh
Processor 1 GHz Qualcomm Snapdragon S4 MSM8270 ? ? Snapdragon 8 Gen 3 2.2 GHz Qualcomm Snapdragon 660
RAM 512 MB ? ? 12 GB * 6 GB
Storage 8 GB ? raw hardware ? raw hardware 256 GB * 64 GB *
Main Camera 5 megapixel - Yes 50 megapixel 12 megapixel
Wide Camera - - - 48 megapixel -
Tele Camera - - - 64 megapixel 12 megapixel
Video Capture 720p HD - ? 8K 4K UHD
Front Camera - - - 32 megapixel 8 megapixel
Weight 4.39 oz
(124g)
4.66 oz
(132g)
2.33 oz
(66g)
7.76 oz
(220g)
5.93 oz
(168g)
Dimensions 4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
4.13" x 1.77" x 0.39"
(105 x 45 x 9.9 mm)
6.47" x 2.98" x 0.36"
(164 x 76 x 9.1 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
Form Factor Slab Slide Slab Slab Slab
Platform / OS Windows (proprietary) (proprietary) Android Android
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

GSM: 850, 1900

*

5G: 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 30, 38, 41, 66, 71, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 6, 8, 19

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology HSPA+ 21 - EDGE NR (5G) LTE (Cat 11)
Features 
Fingerprint Reader - - - Yes
in-display (optical)
Yes
stand-alone
Flashlight - - - Yes Yes
GPS / Location n/a Yes - n/a n/a
Accessibility
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages n/a Yes Yes n/a n/a
TTY/TDD (Digital) Yes - - - Yes
Alerts
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes - Yes
Classic Audio
Yes
Auracast, LE Audio, Classic Audio
Yes
Classic Audio
Mobile Hotspot n/a - - n/a n/a
NFC - - - Yes Yes
USB Yes - - Yes
USB Type C
Yes
USB Type C
Wi-Fi Yes - - Yes
7 (802.11 a,ac,ax,b,be,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a Yes Yes n/a n/a
Ringer ID n/a Yes - n/a n/a
Voice Dialing n/a Yes - n/a n/a
Customization
Custom Graphics n/a - Yes n/a n/a
Custom Ringtones n/a - Yes n/a n/a
Real-Music Ringers n/a - Yes n/a n/a
Data & Network
Data Tethering n/a - - n/a n/a
Dual-SIM - - - Yes -
WAP / Web Browser n/a - Yes n/a n/a
Input
Predictive Text Entry n/a Yes Yes n/a n/a
Side Keys Yes - Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen Yes - - Yes Yes
Memory
Memory Card Slot Yes - - - Yes
Messaging
Email Client n/a - Yes n/a n/a
Instant Messaging n/a - Yes n/a n/a
MMS n/a - Yes n/a n/a
Text Messaging Templates n/a - Yes n/a n/a
Music
FM Radio - - Yes - Yes
Headphone Jack (3.5mm) Yes - - - Yes
Music Player n/a - - n/a n/a
Photo & Video
TV Output - - - - Yes
Power
Fast Charging - - - Yes Yes
Wireless Charging - - - Yes -
Productivity
Alarm n/a Yes Yes n/a n/a
Calculator n/a Yes Yes n/a n/a
Calendar n/a Yes Yes n/a n/a
To-Do List n/a Yes Yes n/a n/a
Voice Memo n/a Yes Yes n/a n/a
Software
Games n/a - Yes n/a n/a
Java (J2ME) n/a - Yes n/a n/a
Voice
HD Voice - - - Yes Yes
Headset Jack (2.5 mm) n/a Yes Yes n/a n/a
Speaker Phone Yes - Yes Yes Yes
  Nokia Lumia 521 / 520 Samsung SPH-N270 (Matrix Phone) Nokia 2630 OnePlus 12 BlackBerry Key2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia Lumia 521 / 520 Samsung SPH-N270 (Matrix Phone) Nokia 2630 OnePlus 12 BlackBerry Key2

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