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Phone TCL 20 Pro 5G Sony Ericsson K850 Palm Treo 600 (CDMA) Sony Xperia Z Ultra Sharp Sidekick LX 2009
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size 6.7" diag.
20 : 9
2.2" diag.
4 : 3
? 6.4" diag.
16 : 9
3.2" diag.
16 : 9
Display Resolution & Type 1080 x 2400 pixels
(~395 ppi)
AMOLED
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
160 x 160 pixels
LCD (Color)
1080 x 1920 pixels
(~344 ppi)
LCD (TFT/TFD)
854 x 480 pixels
(~306 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz ?
Battery 4,500 mAh ? ? 3,050 mAh 1,250 mAh
Processor 2 GHz Qualcomm Snapdragon 750G ? ? 2.2 GHz Qualcomm Snapdragon 800 MSM8974 ?
RAM 6 GB ? ? 2 GB ?
Storage 256 GB ? raw hardware ? raw hardware 16 GB ? raw hardware
Main Camera 48 megapixel 5 megapixel Yes 8 megapixel 3 megapixel
Wide Camera 16 megapixel - - - -
Tele Camera - - - - -
Video Capture 4K UHD ? - 1080p HD QVGA (320 x 240)
Front Camera 32 megapixel - - 2 megapixel -
Weight 6.82 oz
(193g)
4.2 oz
(119g)
6.2 oz
(176g)
7.48 oz
(212g)
5.78 oz
(164g)
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)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
7.06" x 3.63" x 0.26"
(179 x 92 x 6.5 mm)
5.12" x 2.36" x 0.63"
(130 x 60 x 16 mm)
Form Factor Slab Slab Slab Slab Swivel
Platform / OS Android (proprietary) Palm OS Android (proprietary)
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

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

Data Technology NR (5G) HSDPA 3.6 1xRTT LTE (Cat 4) HSPA 7.2
Features 
Barometer Yes - - - -
Fingerprint Reader Yes
in-display (optical)
- - - -
Flashlight Yes - - - -
GPS / Location n/a - n/a n/a Yes
Ruggedized - - - Yes -
Water-Resistant Yes
IPX2 (drip)
- - Yes -
Accessibility
Adjustable Text Size n/a - n/a n/a Yes
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes - -
Alerts
Ringer Profiles - Yes - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
-
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) Yes - Yes - -
MirrorLink - - - Yes -
Mobile Hotspot n/a - n/a n/a -
NFC Yes - - Yes -
USB Yes
USB Type C
Yes Yes Yes
Micro-USB
Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - Yes -
Contacts
Picture ID n/a Yes n/a n/a Yes
Ringer ID n/a Yes n/a n/a Yes
Voice Dialing n/a Yes n/a n/a -
Customization
Custom Graphics n/a Yes n/a n/a Yes
Custom Ringtones n/a Yes n/a n/a Yes
Real-Music Ringers n/a Yes 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 Yes n/a n/a -
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - Yes
Touch Screen Yes - Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client n/a Yes n/a n/a Yes
Instant Messaging n/a - n/a n/a Yes
MMS n/a Yes n/a n/a Yes
Text Messaging Templates n/a Yes n/a n/a Yes
Music
FM Radio Yes Yes - Yes -
Headphone Jack (3.5mm) Yes - - Yes Yes
Music Player n/a Yes n/a n/a 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 Yes
Calculator n/a Yes n/a n/a -
Calendar n/a Yes n/a n/a Yes
To-Do List n/a Yes n/a n/a Yes
Voice Memo n/a Yes n/a n/a -
Software
Games n/a Yes n/a n/a Yes
Java (J2ME) n/a Yes n/a n/a Yes
Voice
HD Voice Yes - - - -
Headset Jack (2.5 mm) n/a - n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  TCL 20 Pro 5G Sony Ericsson K850 Palm Treo 600 (CDMA) Sony Xperia Z Ultra Sharp Sidekick LX 2009
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone TCL 20 Pro 5G Sony Ericsson K850 Palm Treo 600 (CDMA) Sony Xperia Z Ultra Sharp Sidekick LX 2009

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