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Phone Nokia Lumia 521 / 520 LG VX-9000 TCL 20 Pro 5G BlackBerry 7100 / 7105 Samsung Array / Montage
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4" diag.
5 : 3
? 6.7" diag.
20 : 9
? 2.4" diag.
4 : 3
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
160 x 240 pixels
LCD (Grayscale)
1080 x 2400 pixels
(~395 ppi)
AMOLED
240 x 260 pixels
LCD (Color)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 1,430 mAh ? 4,500 mAh ? 1,000 mAh
Processor 1 GHz Qualcomm Snapdragon S4 MSM8270 ? 2 GHz Qualcomm Snapdragon 750G ? 480 MHz Qualcomm QSC6155
RAM 512 MB ? 6 GB ? 128 MB
Storage 8 GB ? raw hardware 256 GB ? raw hardware 256 MB
Main Camera 5 megapixel - 48 megapixel - 2 megapixel
Wide Camera - - 16 megapixel - -
Tele Camera - - - - -
Video Capture 720p HD - 4K UHD - QCIF (176 x 144)
Front Camera - - 32 megapixel - -
Weight 4.39 oz
(124g)
4.76 oz
(135g)
6.82 oz
(193g)
4.3 oz
(122g)
4.14 oz
(117g)
Dimensions 4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
3.83" x 2.12" x 0.95"
(97 x 54 x 24.1 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
4.7" x 2.3" x 0.7"
(119 x 58 x 17.8 mm)
4.41" x 2.12" x 0.59"
(112 x 54 x 15 mm)
Form Factor Slab Flip Slab Slab Slide
Platform / OS Windows (proprietary) Android BlackBerry OS (proprietary)
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

5G: 2, 5, 7, 41, 66, 71, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

Data Technology HSPA+ 21 1xRTT NR (5G) GPRS 1xRTT
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
in-display (optical)
- -
Flashlight - - Yes - -
GPS / Location n/a - n/a n/a Yes
Water-Resistant - - Yes
IPX2 (drip)
- -
Accessibility
Hearing Aid Compatible Yes - Yes - Yes
Multiple Languages n/a - n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes - Yes Yes Yes
Infrared (IR) - - Yes - -
Mobile Hotspot n/a - n/a n/a -
NFC - - Yes - -
USB Yes Yes Yes
USB Type C
Yes Yes
Micro-USB
Wi-Fi Yes - Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a - n/a n/a Yes
Ringer ID n/a Yes n/a n/a Yes
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a - n/a n/a Yes
Custom Ringtones n/a Yes n/a n/a Yes
Real-Music Ringers n/a - n/a n/a Yes
Data & Network
Data Tethering n/a Yes n/a n/a -
WAP / Web Browser n/a Yes n/a n/a Yes
Input
Predictive Text Entry n/a - n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes Yes
Touch Screen Yes Yes Yes - -
Memory
Memory Card Slot Yes - Yes - Yes
Messaging
Email Client n/a - n/a n/a Yes
Instant Messaging n/a - n/a n/a -
MMS n/a - n/a n/a Yes
Text Messaging Templates n/a - n/a n/a Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) Yes - Yes - Yes
Music Player n/a - n/a n/a Yes
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a Yes n/a n/a -
Voice Memo n/a Yes n/a n/a Yes
Software
Games n/a Yes n/a n/a Yes
Java (J2ME) n/a - n/a n/a Yes
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) n/a Yes n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  Nokia Lumia 521 / 520 LG VX-9000 TCL 20 Pro 5G BlackBerry 7100 / 7105 Samsung Array / Montage
  X > < X > < X > < X > < X

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

 
Phone Nokia Lumia 521 / 520 LG VX-9000 TCL 20 Pro 5G BlackBerry 7100 / 7105 Samsung Array / Montage

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