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Phone TCL 20 Pro 5G Sony Ericsson K850 HTC Desire 555 Nokia N78
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.7" diag.
20 : 9
2.2" diag.
4 : 3
5" diag.
16 : 9
2.4" diag.
4 : 3
Display Resolution & Type 1080 x 2400 pixels
(~395 ppi)
AMOLED
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ?
Battery 4,500 mAh ? 2,200 mAh 1,200 mAh
Processor 2 GHz Qualcomm Snapdragon 750G ? 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) 369 MHz ARM 11
RAM 6 GB ? 2 GB ?
Storage 256 GB ? raw hardware 16 GB ? raw hardware
Main Camera 48 megapixel 5 megapixel 8 megapixel 3 megapixel
Wide Camera 16 megapixel - - -
Tele Camera - - - -
Video Capture 4K UHD ? 720p HD VGA (640 x 480)
Front Camera 32 megapixel - 5 megapixel -
Weight 6.82 oz
(193g)
4.2 oz
(119g)
4.93 oz
(140g)
3.59 oz
(102g)
Dimensions 6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
5.78" x 2.79" x 0.33"
(147 x 71 x 8.4 mm)
4.45" x 1.93" x 0.59"
(113 x 49 x 15.1 mm)
Form Factor Slab Slab Slab Slab
Platform / OS Android (proprietary) Android S60 (Symbian)
Network Bands

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology NR (5G) HSDPA 3.6 LTE (Cat 4) HSDPA 3.6
Features 
Barometer Yes - - -
Fingerprint Reader Yes
in-display (optical)
- - -
Flashlight Yes - Yes -
GPS / Location n/a - n/a n/a
Water-Resistant Yes
IPX2 (drip)
- - -
Accessibility
Hearing Aid Compatible Yes - Yes * -
Multiple Languages n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Ringer Profiles - Yes - Yes
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) Yes - - -
NFC Yes - - -
USB Yes
USB Type C
Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Contacts
Picture ID n/a 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 Yes n/a n/a
WAP / Web Browser n/a Yes n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes
Touch Screen Yes - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client n/a Yes n/a n/a
Instant Messaging n/a - 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 Yes Yes
FM Transmitter n/a - n/a n/a
Headphone Jack (3.5mm) Yes - Yes Yes
Music Player n/a Yes n/a n/a
Stereo Speakers - - - Yes
Photo & Video
DLNA - - Yes -
Miracast - - Yes -
TV Output - - - Yes
Video Calling n/a Yes * n/a n/a
Power
Fast Charging Yes - - -
Wireless Charging Yes - - -
Productivity
Alarm n/a Yes n/a n/a
Calculator n/a Yes n/a n/a
Calendar n/a Yes n/a n/a
To-Do List n/a Yes n/a n/a
Voice Memo n/a 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 -
Push-To-Talk - - - Yes *
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  TCL 20 Pro 5G Sony Ericsson K850 HTC Desire 555 Nokia N78
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone TCL 20 Pro 5G Sony Ericsson K850 HTC Desire 555 Nokia N78

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