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Phone Sony Xperia Z Ultra Motorola Moto Z2 Force Sony Ericsson K850 Motorola V878
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Not yet released Released Released Released
Specifications 
Display Size 6.4" diag.
16 : 9
5.5" diag.
16 : 9
2.2" diag.
4 : 3
?
Display Resolution & Type 1080 x 1920 pixels
(~344 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~534 ppi)
AMOLED
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? ?
Battery 3,050 mAh 2,730 mAh ? ?
Processor 2.2 GHz Qualcomm Snapdragon 800 MSM8974 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) ? ?
RAM 2 GB 4 GB ? ?
Storage 16 GB 64 GB ? raw hardware ? raw hardware
Main Camera 8 megapixel 12 megapixel 5 megapixel Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture 1080p HD 4K UHD ? ?
Front Camera 2 megapixel 5 megapixel - -
Weight 7.48 oz
(212g)
5.04 oz
(143g)
4.2 oz
(119g)
2.82 oz
(80g)
Dimensions 7.06" x 3.63" x 0.26"
(179 x 92 x 6.5 mm)
6.13" x 2.99" x 0.24"
(156 x 76 x 6.1 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
3.23" x 1.65" x 0.85"
(82 x 42 x 21.6 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS Android Android (proprietary) (proprietary)
Network Bands

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

WCDMA: 1, 2, 4, 5, 8

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

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology LTE (Cat 4) LTE (Cat 16) HSDPA 3.6 GPRS
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
stand-alone
- -
Flashlight - Yes - -
GPS / Location n/a n/a - -
Ruggedized Yes - - -
VR-ready - Yes - -
Water-Resistant Yes Yes - -
Accessibility
Adjustable Text Size n/a n/a - -
Hearing Aid Compatible Yes Yes - -
Multiple Languages n/a n/a Yes Yes
TTY/TDD (Digital) - Yes Yes -
Alerts
Extra Display - - - Yes
Ringer Profiles - - Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
MirrorLink Yes - - -
Mobile Hotspot n/a n/a - -
NFC Yes Yes - -
USB Yes
Micro-USB
Yes
USB Type C
Yes Yes
Wi-Fi Yes Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a n/a Yes Yes
Ringer ID n/a n/a Yes Yes
Voice Dialing n/a n/a Yes Yes
Customization
Custom Graphics n/a n/a Yes Yes
Custom Ringtones n/a n/a Yes Yes
Real-Music Ringers n/a n/a Yes -
Data & Network
Data Tethering n/a n/a Yes Yes
Dual-SIM - Yes * - -
WAP / Web Browser n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes
Touch Screen Yes Yes - -
Memory
Memory Card Slot Yes Yes Yes -
Messaging
Email Client n/a n/a Yes -
EMS / Picture Messaging n/a n/a - Yes
Instant Messaging n/a n/a - -
MMS n/a n/a Yes Yes
Text Messaging Templates n/a n/a Yes -
Music
FM Radio Yes - Yes -
Headphone Jack (3.5mm) Yes - - -
Music Player n/a n/a Yes -
Photo & Video
DLNA Yes - - -
Miracast Yes - - -
TV Output Yes - - -
Video Calling n/a n/a Yes * -
Power
Fast Charging - Yes - -
Productivity
Alarm n/a n/a Yes Yes
Calculator n/a n/a Yes Yes
Calendar n/a n/a Yes Yes
To-Do List n/a n/a Yes -
Voice Memo n/a n/a Yes Yes
Software
Games n/a n/a Yes Yes
Java (J2ME) n/a n/a Yes Yes
Voice
HD Voice - Yes - -
Speaker Phone Yes Yes Yes -
  * Some versions only
  Sony Xperia Z Ultra Motorola Moto Z2 Force Sony Ericsson K850 Motorola V878
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Xperia Z Ultra Motorola Moto Z2 Force Sony Ericsson K850 Motorola V878

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