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Phone LG K40 / Harmony 3 Nokia G400 5G LG PM-225 Palm Treo 600 (CDMA) Sony Xperia XZ2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Not yet released
Specifications 
Display Size 5.7" diag.
18 : 9
6.6" diag.
20 : 9
? ? 5.7" diag.
18 : 9
Display Resolution & Type 720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
1080 x 2408 pixels
(~401 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
160 x 160 pixels
LCD (Color)
1080 x 2160 pixels
(~424 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 120 Hz ? ? 60 Hz
Battery 3,000 mAh 5,000 mAh 1,000 mAh ? 3,180 mAh
Processor 1.8 GHz Qualcomm Snapdragon 450 Snapdragon 480+ ? ? Qualcomm Snapdragon 845
RAM 2 GB 4 GB ? ? 4 GB
Storage 32 GB 64 GB ? raw hardware ? raw hardware 64 GB
Main Camera 13 megapixel 48 megapixel Yes Yes 19 megapixel
Wide Camera - 5 megapixel - - -
Tele Camera - - - - -
Video Capture 1080p HD 1080p HD - - 4K UHD
Front Camera 5 megapixel 16 megapixel - - 5 megapixel
Weight 5.11 oz
(145g)
6.98 oz
(198g)
3.35 oz
(95g)
6.2 oz
(176g)
6.98 oz
(198g)
Dimensions 6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
6.55" x 3.02" x 0.35"
(166 x 77 x 8.8 mm)
3.53" x 1.76" x 0.93"
(90 x 45 x 23.6 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
6.02" x 2.83" x 0.44"
(153 x 72 x 11.1 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS Android Android (proprietary) Palm OS Android
Network Bands

4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 25, 41, 66, 71, 77-C

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 38, 39, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 6) NR (5G) 1xRTT 1xRTT LTE (Cat 18)
Features 
Barometer - Yes - - -
Fingerprint Reader Yes
stand-alone
Yes
stand-alone
- - Yes
stand-alone
Flashlight Yes Yes - - Yes
GPS / Location n/a n/a Yes n/a n/a
Water-Resistant - - - - Yes
IPX5 (direct spray)
Accessibility
Hearing Aid Compatible Yes Yes - - Yes
Multiple Languages n/a n/a Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes -
Alerts
Extra Display - - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
- - Yes
Classic Audio
Infrared (IR) - - - Yes -
NFC Yes * Yes - - Yes
USB Yes
Micro-USB
Yes
USB Type C
Yes Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 ac,b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a n/a Yes n/a n/a
Ringer ID n/a n/a Yes n/a n/a
Voice Dialing n/a n/a Yes n/a n/a
Customization
Custom Graphics n/a n/a Yes n/a n/a
Custom Ringtones n/a n/a Yes n/a n/a
Data & Network
Data Tethering n/a n/a - n/a n/a
Dual-SIM - - - - Yes
WAP / Web Browser n/a n/a Yes n/a n/a
Input
Predictive Text Entry n/a n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen Yes Yes - Yes Yes
Memory
Memory Card Slot Yes Yes - Yes Yes
Messaging
Email Client n/a n/a - n/a n/a
Music
FM Radio Yes Yes - - -
Headphone Jack (3.5mm) Yes Yes - - -
Stereo Speakers - - - - Yes
Photo & Video
DLNA Yes - - - Yes
Miracast - - - - Yes
Power
Fast Charging - Yes - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm n/a n/a Yes n/a n/a
Calculator n/a n/a Yes n/a n/a
Calendar n/a n/a Yes n/a n/a
To-Do List n/a n/a - n/a n/a
Voice Memo n/a n/a Yes n/a n/a
Software
Games n/a n/a Yes n/a n/a
Java (J2ME) n/a n/a Yes n/a n/a
Voice
HD Voice Yes Yes - - Yes
Headset Jack (2.5 mm) n/a n/a Yes n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  LG K40 / Harmony 3 Nokia G400 5G LG PM-225 Palm Treo 600 (CDMA) Sony Xperia XZ2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG K40 / Harmony 3 Nokia G400 5G LG PM-225 Palm Treo 600 (CDMA) Sony Xperia XZ2

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