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Phone Motorola Rival A455 Motorola Moto z4 Sony Ericsson T68i Sony Ericsson K850
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
6.4" diag.
19.5 : 9
? 2.2" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
101 x 80 pixels
LCD (STN)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ?
Battery 940 mAh 3,600 mAh 700 mAh ?
Processor ? 2 GHz Qualcomm Snapdragon 675 ? ?
RAM ? 4 GB ? ?
Storage ? raw hardware 128 GB ? raw hardware ? raw hardware
Main Camera 2 megapixel 48 megapixel - 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QVGA (320 x 240) 4K UHD - ?
Front Camera - 25 megapixel - -
Weight 4.48 oz
(127g)
6 oz
(170g)
2.96 oz
(84g)
4.2 oz
(119g)
Dimensions 3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
3.94" x 1.89" x 0.79"
(100 x 48 x 20.1 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
Form Factor Slide Slab Slab Slab
Platform / OS (proprietary) Android (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 LTE (Cat 12) GPRS HSDPA 3.6
Features 
Fingerprint Reader - Yes - -
Flashlight - Yes - -
GPS / Location Yes n/a - -
Water-Resistant - Yes - -
Accessibility
Hearing Aid Compatible Yes Yes - -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Ringer Profiles - - Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes
Infrared (IR) - - Yes -
NFC - Yes - -
USB Yes
Micro-USB
Yes
USB Type C
- Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID Yes n/a Yes Yes
Ringer ID Yes n/a Yes Yes
Voice Dialing Yes n/a Yes Yes
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a - Yes
Data & Network
Data Tethering Yes n/a Yes Yes
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry - n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen Yes Yes - -
Memory
Memory Card Slot Yes Yes - Yes
Messaging
Email Client Yes n/a Yes Yes
EMS / Picture Messaging Yes n/a Yes -
Instant Messaging Yes n/a - -
MMS Yes n/a Yes Yes
Text Messaging Templates Yes n/a Yes Yes
Music
FM Radio - Yes - Yes
Headphone Jack (3.5mm) Yes Yes - -
Music Player Yes n/a - Yes
Photo & Video
Video Calling - n/a - Yes *
Power
Fast Charging - Yes - -
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List - n/a Yes Yes
Voice Memo Yes n/a Yes Yes
Software
BREW Yes n/a - -
Games Yes n/a Yes Yes
Java (J2ME) - n/a - Yes
Voice
HD Voice - Yes - -
Speaker Phone Yes Yes - Yes
  * Some versions only
  Motorola Rival A455 Motorola Moto z4 Sony Ericsson T68i Sony Ericsson K850
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Phone Motorola Rival A455 Motorola Moto z4 Sony Ericsson T68i Sony Ericsson K850

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