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Phone Ericsson R520 Samsung Gusto Motorola Moto z4 Huawei Mate 10 Pro LG Spectrum
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? 2" diag.
4 : 3
6.4" diag.
19.5 : 9
6" diag.
18 : 9
4.5" diag.
16 : 9
Display Resolution & Type ? 128 x 160 pixels
(~102 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
1080 x 2160 pixels
(~402 ppi)
AMOLED
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery ? ? 3,600 mAh 4,000 mAh 1,830 mAh
Processor ? ? 2 GHz Qualcomm Snapdragon 675 2.4 GHz Huawei Kirin 970 1.5 GHz Qualcomm Snapdragon S3
RAM ? ? 4 GB 6 GB * 1 GB
Storage ? raw hardware ? raw hardware 128 GB 128 GB * 4 GB
Main Camera - Yes 48 megapixel 12 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 4K UHD 4K UHD 1080p HD
Front Camera - - 25 megapixel 8 megapixel 1 megapixel
Weight 4.23 oz
(120g)
3.27 oz
(93g)
6 oz
(170g)
6.28 oz
(178g)
4.99 oz
(141g)
Dimensions 5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
3.99" x 1.86" x 0.56"
(101 x 47 x 14.2 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
6.07" x 2.93" x 0.31"
(154 x 75 x 7.9 mm)
5.33" x 2.71" x 0.42"
(135 x 69 x 10.7 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) Android Android Android
Network Bands

GSM: 900, 1800, 1900

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

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

4G LTE: 13

CDMA: 850, 1900

GSM: 850, 1900

*

Data Technology GPRS 1xRTT LTE (Cat 12) LTE (Cat 18) LTE (Cat 3)
Features 
Barometer - - - Yes -
Fingerprint Reader - - Yes Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location - Yes n/a n/a n/a
Water-Resistant - - Yes Yes
IPX7 (snorkeling)
-
Accessibility
Adjustable Text Size - Yes n/a n/a n/a
Hearing Aid Compatible - Yes Yes - Yes
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes - Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes - - - -
Connectivity
Bluetooth Yes
HSP, Sync, OPP, DUN
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) Yes - - Yes -
Mobile Hotspot - - n/a n/a n/a
NFC - - Yes Yes -
USB - Yes
Micro-USB
Yes
USB Type C
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID - Yes n/a n/a n/a
Ringer ID - Yes n/a n/a n/a
Voice Dialing Yes Yes n/a n/a n/a
Customization
Custom Graphics - Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - - n/a n/a n/a
Data & Network
Data Tethering Yes - n/a n/a n/a
Dual-SIM - - - Yes * -
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client - Yes n/a n/a n/a
Instant Messaging - Yes n/a n/a n/a
MMS - Yes n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes - Yes
Music Player - - n/a n/a n/a
Photo & Video
DLNA - - - - Yes
TV Output - - - Yes Yes
Power
Fast Charging - - Yes Yes -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
BREW - Yes n/a n/a n/a
Games Yes Yes n/a n/a n/a
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) - Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Ericsson R520 Samsung Gusto Motorola Moto z4 Huawei Mate 10 Pro LG Spectrum
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Phone Ericsson R520 Samsung Gusto Motorola Moto z4 Huawei Mate 10 Pro LG Spectrum

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