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Phone Motorola Moto z4 Ericsson R520 Motorola RIZR Z6tv BLU G90 Pro
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 6.4" diag.
19.5 : 9
? 2" diag.
4 : 3
6.5" diag.
19.5 : 9
Display Resolution & Type 1080 x 2340 pixels
(~403 ppi)
AMOLED
? 240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~396 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz
Battery 3,600 mAh ? 940 mAh 5,000 mAh
Processor 2 GHz Qualcomm Snapdragon 675 ? ? 2 GHz MediaTek Helio G90T
RAM 4 GB ? ? 4 GB
Storage 128 GB ? raw hardware ? raw hardware 128 GB
Main Camera 48 megapixel - 2 megapixel 48 megapixel
Wide Camera - - - 8 megapixel
Tele Camera - - - -
Video Capture 4K UHD - ? 4K UHD
Front Camera 25 megapixel - - 32 megapixel
Weight 6 oz
(170g)
4.23 oz
(120g)
3.7 oz
(105g)
7.58 oz
(215g)
Dimensions 6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
4.15" x 1.79" x 0.64"
(105 x 46 x 16.3 mm)
6.38" x 3.03" x 0.4"
(162 x 77 x 10.2 mm)
Form Factor Slab Slab Slide Slab
Platform / OS Android (proprietary) (proprietary) Android
Network Bands

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

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 28

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 12) GPRS EVDO r0 LTE (Cat 6)
Features 
Fingerprint Reader Yes - - Yes
stand-alone
Flashlight Yes - - Yes
GPS / Location n/a - Yes n/a
Water-Resistant Yes - - -
Accessibility
Hearing Aid Compatible Yes - Yes -
Multiple Languages n/a Yes Yes n/a
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
HSP, Sync, OPP, DUN
Yes
Classic Audio
Yes
Infrared (IR) - Yes - -
NFC Yes - - -
USB Yes
USB Type C
- Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID n/a - Yes n/a
Ringer ID n/a - Yes n/a
Voice Dialing n/a Yes Yes n/a
Customization
Custom Graphics n/a - Yes n/a
Custom Ringtones n/a Yes Yes n/a
Data & Network
Data Tethering n/a Yes Yes n/a
Dual-SIM - - - Yes
WAP / Web Browser n/a Yes Yes n/a
Input
Predictive Text Entry n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes
Touch Screen Yes - - Yes
Memory
Memory Card Slot Yes - Yes Yes
Messaging
EMS / Picture Messaging n/a - Yes n/a
Instant Messaging n/a - Yes n/a
MMS n/a - Yes n/a
Text Messaging Templates n/a Yes Yes n/a
Music
FM Radio Yes - - Yes
Headphone Jack (3.5mm) Yes - - Yes
Music Player n/a - Yes n/a
Power
Fast Charging Yes - - Yes
Wireless Charging - - - Yes
Productivity
Alarm n/a Yes Yes n/a
Calculator n/a Yes Yes n/a
Calendar n/a Yes Yes n/a
Voice Memo n/a Yes Yes n/a
Software
BREW n/a - Yes n/a
Games n/a Yes Yes n/a
Voice
HD Voice Yes - - -
Headset Jack (2.5 mm) n/a - Yes n/a
Speaker Phone Yes Yes Yes Yes
  Motorola Moto z4 Ericsson R520 Motorola RIZR Z6tv BLU G90 Pro
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Phone Motorola Moto z4 Ericsson R520 Motorola RIZR Z6tv BLU G90 Pro

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