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Phone LG Optimus L90 Samsung Array / Montage Samsung Transform Ultra Nokia Lumia 900 TCL 20 Pro 5G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.7" diag.
16 : 9
2.4" diag.
4 : 3
3.5" diag.
5 : 3
4.3" diag.
5 : 3
6.7" diag.
20 : 9
Display Resolution & Type 540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~217 ppi)
AMOLED
1080 x 2400 pixels
(~395 ppi)
AMOLED
Display Refresh 60 Hz ? 60 Hz ? 60 Hz
Battery 2,460 mAh 1,000 mAh 1,500 mAh 1,830 mAh 4,500 mAh
Processor 1.2 GHz Qualcomm Snapdragon 400 MSM8226 480 MHz Qualcomm QSC6155 1 GHz Qualcomm Snapdragon S2 MSM8655 1.4 GHz Qualcomm S2 APQ8055 2 GHz Qualcomm Snapdragon 750G
RAM 1 GB 128 MB ? 512 MB 6 GB
Storage 8 GB 256 MB ? raw hardware 16 GB 256 GB
Main Camera 5 megapixel 2 megapixel 3 megapixel 8 megapixel 48 megapixel
Wide Camera - - - - 16 megapixel
Tele Camera - - - - -
Video Capture 1080p HD QCIF (176 x 144) VGA (640 x 480) 720p HD 4K UHD
Front Camera Yes - Yes 1 megapixel 32 megapixel
Weight 4.37 oz
(124g)
4.14 oz
(117g)
4.9 oz
(139g)
5.6 oz
(159g)
6.82 oz
(193g)
Dimensions 5.18" x 2.6" x 0.38"
(132 x 66 x 9.7 mm)
4.41" x 2.12" x 0.59"
(112 x 54 x 15 mm)
4.5" x 2.4" x 0.55"
(114 x 61 x 14 mm)
5.03" x 2.7" x 0.45"
(128 x 69 x 11.4 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
Form Factor Slab Slide Slide Slab Slab
Platform / OS Android (proprietary) Android Windows Android
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

CDMA: 800, 850, 1900

4G LTE: 4, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

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

Data Technology HSPA+ 21 1xRTT EVDO rA LTE (Cat 3) NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight Yes - - - Yes
GPS / Location n/a Yes n/a n/a n/a
Water-Resistant - - - - Yes
IPX2 (drip)
Accessibility
Adjustable Text Size n/a - n/a n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages n/a Yes n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Infrared (IR) Yes - - - Yes
Mobile Hotspot n/a - n/a n/a n/a
NFC - - - - Yes
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 a,b,g,n)
Yes Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a Yes n/a n/a n/a
Ringer ID n/a Yes n/a n/a n/a
Voice Dialing n/a Yes n/a n/a n/a
Customization
Custom Graphics n/a Yes n/a n/a n/a
Custom Ringtones n/a Yes n/a n/a n/a
Real-Music Ringers n/a Yes n/a n/a n/a
Data & Network
Data Tethering n/a - n/a n/a n/a
WAP / Web Browser n/a Yes n/a n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes - -
Touch Screen Yes - Yes Yes Yes
Memory
Memory Card Slot Yes Yes Yes - Yes
Messaging
Email Client n/a Yes n/a n/a n/a
Instant Messaging n/a - n/a n/a n/a
MMS n/a Yes n/a n/a n/a
Text Messaging Templates n/a Yes n/a n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) Yes Yes Yes Yes Yes
Music Player n/a Yes n/a n/a n/a
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm n/a Yes n/a n/a n/a
Calculator n/a Yes n/a n/a n/a
Calendar n/a Yes n/a n/a n/a
To-Do List n/a - n/a n/a n/a
Voice Memo n/a Yes n/a n/a n/a
Software
Games n/a Yes n/a n/a n/a
Java (J2ME) n/a Yes n/a n/a n/a
Voice
HD Voice - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  LG Optimus L90 Samsung Array / Montage Samsung Transform Ultra Nokia Lumia 900 TCL 20 Pro 5G
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG Optimus L90 Samsung Array / Montage Samsung Transform Ultra Nokia Lumia 900 TCL 20 Pro 5G

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