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Phone Palm Treo Pro (GSM) BlackBerry Key2 ZTE Z331 Motorola Moto Z2 Force Motorola i80s
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4.5" diag.
5 : 3
2.4" diag.
4 : 3
5.5" diag.
16 : 9
?
Display Resolution & Type 320 x 320 pixels
LCD (TFT/TFD)
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~117 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~534 ppi)
AMOLED
?
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 1,500 mAh 3,500 mAh 950 mAh 2,730 mAh ?
Processor 400 MHz MSM7201 2.2 GHz Qualcomm Snapdragon 660 ? 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) ?
RAM ? 6 GB ? 4 GB ?
Storage ? raw hardware 64 GB * ? raw hardware 64 GB ? raw hardware
Main Camera 2 megapixel 12 megapixel 3 megapixel 12 megapixel -
Wide Camera - - - - -
Tele Camera - 12 megapixel - - -
Video Capture ? 4K UHD QCIF (176 x 144) 4K UHD -
Front Camera - 8 megapixel - 5 megapixel -
Weight 4.69 oz
(133g)
5.93 oz
(168g)
4 oz
(113g)
5.04 oz
(143g)
4 oz
(113g)
Dimensions 4.49" x 2.36" x 0.53"
(114 x 60 x 13.5 mm)
5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
3.84" x 2.02" x 0.69"
(98 x 51 x 17.5 mm)
6.13" x 2.99" x 0.24"
(156 x 76 x 6.1 mm)
5.4" x 2" x 1"
(137 x 51 x 25.4 mm)
Form Factor Slab Slab Clamshell Slab Slab
Platform / OS Windows Mobile Professional Android (proprietary) Android (proprietary)
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

iDEN: 800

Data Technology HSDPA 3.6 LTE (Cat 11) HSDPA 3.6 LTE (Cat 16) -
Features 
Barometer - - - Yes -
Fingerprint Reader - Yes
stand-alone
- Yes
stand-alone
-
Flashlight - Yes - Yes -
GPS / Location n/a n/a Yes n/a -
VR-ready - - - Yes -
Water-Resistant - - - Yes -
Accessibility
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages n/a n/a Yes n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes Yes Yes Yes -
NFC - Yes - Yes -
USB Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
-
Wi-Fi Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a n/a Yes n/a -
Ringer ID n/a n/a Yes n/a -
Voice Dialing n/a n/a - n/a Yes
Customization
Custom Graphics n/a n/a Yes n/a -
Custom Ringtones n/a n/a Yes n/a -
Real-Music Ringers n/a n/a Yes n/a -
Data & Network
Data Tethering n/a n/a Yes n/a Yes
Dual-SIM - - - Yes * -
WAP / Web Browser n/a n/a Yes n/a Yes
Input
Predictive Text Entry n/a n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus Yes - - - -
Text Keyboard, Hardware Yes Yes - - -
Touch Screen Yes Yes - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client n/a n/a Yes n/a -
Instant Messaging n/a n/a Yes n/a -
MMS n/a n/a Yes n/a -
Text Messaging Templates n/a n/a Yes n/a -
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) Yes Yes - - -
Music Player n/a n/a Yes n/a -
Photo & Video
TV Output - Yes - - -
Power
Fast Charging - Yes - Yes -
Productivity
Alarm n/a n/a Yes n/a Yes
Calculator n/a n/a Yes n/a Yes
Calendar n/a n/a Yes n/a Yes
To-Do List n/a n/a - n/a -
Voice Memo n/a n/a Yes n/a Yes
Software
Games n/a n/a Yes n/a Yes
Java (J2ME) n/a n/a Yes n/a Yes
Voice
HD Voice - Yes - Yes -
Headset Jack (2.5 mm) n/a n/a - n/a Yes
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Palm Treo Pro (GSM) BlackBerry Key2 ZTE Z331 Motorola Moto Z2 Force Motorola i80s
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Palm Treo Pro (GSM) BlackBerry Key2 ZTE Z331 Motorola Moto Z2 Force Motorola i80s

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