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Phone Sony Xperia Z2 Kyocera Strobe K612 / SwitchBack Palm Treo 755p Motorola i670 Samsung Caliber
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size 5.2" diag.
16 : 9
? ? ? 3.2" diag.
5 : 3
Display Resolution & Type 1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
160 x 128 pixels
LCD (STN)
320 x 320 pixels
LCD (TFT/TFD)
130 x 130 pixels
LCD (TFT/TFD)
240 x 400 pixels
(~146 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? ? ?
Battery 3,200 mAh 900 mAh 1,600 mAh ? 1,080 mAh
Processor 2.3 GHz Qualcomm Snapdragon 801 MSM8974AB ? 312 MHz Intel XScale ? ?
RAM 3 GB ? ? ? ?
Storage 16 GB ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 20 megapixel Yes 1 megapixel - 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 4K UHD - CIF (352 x 288) - ?
Front Camera 2 megapixel - - - -
Weight 5.75 oz
(163g)
4.1 oz
(116g)
5.64 oz
(160g)
4.06 oz
(115g)
3.59 oz
(102g)
Dimensions 5.78" x 2.89" x 0.32"
(147 x 73 x 8.2 mm)
4.25" x 2.05" x 0.95"
(108 x 52 x 24.1 mm)
4.4" x 2.3" x 0.84"
(112 x 58 x 21.3 mm)
3.46" x 2" x 1.02"
(88 x 51 x 25.9 mm)
4.55" x 2.23" x 0.47"
(116 x 57 x 11.9 mm)
Form Factor Slab Clamshell Slab Clamshell Slab
Platform / OS Android (proprietary) Palm OS (proprietary) (proprietary)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 13, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

iDEN: 800

CDMA: 850, 1700, 1900

*

Data Technology LTE (Cat 4) 1xRTT EVDO r0 WiDEN EVDO rA
Features 
Flashlight - Yes - - -
GPS / Location n/a Yes n/a Yes Yes
Ruggedized Yes - - - -
Water-Resistant Yes
IPX8 (SCUBA)
- - - -
Accessibility
Adjustable Text Size n/a - n/a Yes -
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages n/a Yes n/a - Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes *
Classic Audio
Yes
Classic Audio
- Yes
Classic Audio
Infrared (IR) - - Yes - -
Mobile Hotspot n/a - n/a - -
NFC Yes - - - -
USB Yes
Micro-USB
- Yes - Yes
Micro-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - - -
Contacts
Picture ID n/a Yes n/a - Yes
Ringer ID n/a Yes n/a Yes Yes
Voice Dialing n/a Yes n/a Yes Yes
Customization
Custom Graphics n/a Yes n/a Yes Yes
Custom Ringtones n/a Yes n/a Yes Yes
Real-Music Ringers n/a - n/a - Yes
Data & Network
Data Tethering n/a Yes n/a Yes Yes
External Antenna Jack n/a - n/a - -
WAP / Web Browser n/a Yes n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes - -
Touch Screen Yes - Yes - Yes
Memory
Memory Card Slot Yes - Yes - Yes
Messaging
Email Client n/a Yes * n/a - Yes
EMS / Picture Messaging n/a Yes n/a - -
Instant Messaging n/a Yes * n/a - -
MMS n/a Yes n/a Yes Yes
Text Messaging Templates n/a Yes * n/a Yes Yes
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) Yes - - - Yes
Music Player n/a - n/a - Yes
Photo & Video
DLNA Yes - - - -
Miracast Yes - - - -
TV Output Yes - - - -
Productivity
Alarm n/a Yes n/a - Yes
Calculator n/a Yes n/a - Yes
Calendar n/a Yes n/a Yes Yes
To-Do List n/a - n/a - -
Voice Memo n/a Yes n/a Yes Yes
Software
BREW n/a Yes * n/a - Yes
Games n/a Yes n/a - Yes
Java (J2ME) n/a Yes * n/a Yes -
Voice
Headset Jack (2.5 mm) n/a Yes n/a Yes -
Push-To-Talk - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Sony Xperia Z2 Kyocera Strobe K612 / SwitchBack Palm Treo 755p Motorola i670 Samsung Caliber
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Xperia Z2 Kyocera Strobe K612 / SwitchBack Palm Treo 755p Motorola i670 Samsung Caliber

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