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Phone UTStarcom Super Slice / CDM-1450 LG A340 LG AX-390 / UX-390 Motorola Sidekick Slide TCL 20 Pro 5G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.8" diag.
4 : 3
2.4" diag.
4 : 3
? ? 6.7" diag.
20 : 9
Display Resolution & Type 128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
320 x 240 pixels
LCD (TFT/TFD)
1080 x 2400 pixels
(~395 ppi)
AMOLED
Display Refresh ? ? ? ? 60 Hz
Battery 900 mAh 900 mAh 1,000 mAh ? 4,500 mAh
Processor ? Qualcomm QSC6270 ? 225 MHz TI OMAP 850 2 GHz Qualcomm Snapdragon 750G
RAM ? ? ? ? 6 GB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 256 GB
Main Camera Yes 1 megapixel - 1 megapixel 48 megapixel
Wide Camera - - - - 16 megapixel
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) - - 4K UHD
Front Camera - - - - 32 megapixel
Weight 2.5 oz
(71g)
3.56 oz
(101g)
3.74 oz
(106g)
5.3 oz
(150g)
6.82 oz
(193g)
Dimensions 4.4" x 1.9" x 0.4"
(112 x 48 x 10.2 mm)
4.02" x 2.05" x 0.67"
(102 x 52 x 17 mm)
3.82" x 1.98" x 0.94"
(97 x 50 x 23.9 mm)
4.65" x 2.44" x 0.69"
(118 x 62 x 17.5 mm)
6.46" x 2.87" x 0.36"
(164 x 73 x 9.1 mm)
Form Factor Slab Clamshell Clamshell Slide Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) Android
Network Bands

CDMA: 1900

*

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

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 1xRTT HSDPA 3.6 1xRTT EDGE NR (5G)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight - - - - Yes
GPS / Location Yes Yes Yes - n/a
Water-Resistant - - - - Yes
IPX2 (drip)
Accessibility
Adjustable Text Size - Yes - Yes n/a
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
- Yes
M4, T4 (very tele-coil compatible)
Multiple Languages Yes Yes Yes - n/a
TTY/TDD (Digital) Yes Yes Yes - Yes
Alerts
Extra Display - Yes Yes - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes - Yes Yes
Infrared (IR) - - - - Yes
NFC - - - - Yes
USB - Yes
Micro-USB
- Yes Yes
USB Type C
Wi-Fi - - - - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes Yes Yes n/a
Ringer ID Yes Yes - Yes n/a
Voice Dialing Yes Yes Yes - n/a
Customization
Custom Graphics Yes Yes Yes Yes n/a
Custom Ringtones Yes Yes Yes Yes n/a
Real-Music Ringers Yes Yes Yes Yes n/a
Data & Network
Data Tethering - Yes - - n/a
External Antenna Jack Yes - - - n/a
WAP / Web Browser Yes Yes Yes Yes n/a
Input
Predictive Text Entry Yes Yes Yes - n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - - - - Yes
Capacitive
Memory
Memory Card Slot - Yes - Yes Yes
Messaging
Email Client - - - Yes n/a
EMS / Picture Messaging Yes - - - n/a
Instant Messaging Yes - - Yes n/a
MMS Yes Yes Yes Yes n/a
Text Messaging Templates Yes Yes - - n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - - Yes
Music Player - Yes - Yes n/a
Power
Fast Charging - - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm Yes Yes Yes Yes n/a
Calculator Yes Yes Yes - n/a
Calendar Yes Yes Yes Yes n/a
To-Do List - Yes - Yes n/a
Voice Memo Yes Yes Yes - n/a
Software
BREW - - Yes - n/a
Games Yes Yes Yes Yes n/a
Java (J2ME) Yes Yes - Yes n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes - Yes Yes n/a
Push-To-Talk - - Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  UTStarcom Super Slice / CDM-1450 LG A340 LG AX-390 / UX-390 Motorola Sidekick Slide TCL 20 Pro 5G
  X > < X > < X > < X > < X

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

 
Phone UTStarcom Super Slice / CDM-1450 LG A340 LG AX-390 / UX-390 Motorola Sidekick Slide TCL 20 Pro 5G

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