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Phone Nokia N73 Samsung SGH-X640 Motorola Moto z4 Ericsson R520
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 6.4" diag.
19.5 : 9
?
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
?
Display Refresh ? ? 60 Hz ?
Battery 1,100 mAh 800 mAh 3,600 mAh ?
Processor ? ? 2 GHz Qualcomm Snapdragon 675 ?
RAM ? ? 4 GB ?
Storage ? raw hardware ? raw hardware 128 GB ? raw hardware
Main Camera 3 megapixel Yes 48 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture CIF (352 x 288) - 4K UHD -
Front Camera - - 25 megapixel -
Weight 4.09 oz
(116g)
3 oz
(85g)
6 oz
(170g)
4.23 oz
(120g)
Dimensions 4.33" x 1.93" x 0.75"
(110 x 49 x 19.1 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
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)
Form Factor Slab Clamshell Slab Slab
Platform / OS S60 (Symbian) (proprietary) Android (proprietary)
Network Bands

WCDMA: 1

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 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

Data Technology EDGE GPRS LTE (Cat 12) GPRS
Features 
Fingerprint Reader - - Yes -
Flashlight - - Yes -
Water-Resistant - - Yes -
Accessibility
Hearing Aid Compatible - - Yes
M4, T4 (very tele-coil compatible)
-
Multiple Languages n/a Yes n/a Yes
TTY/TDD (Digital) - - Yes -
Alerts
Ringer Profiles Yes - - Yes
Connectivity
Bluetooth Yes - Yes Yes
Infrared (IR) Yes - - Yes
NFC - - Yes -
USB Yes - Yes
USB Type C
-
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a Yes n/a -
Ringer ID n/a Yes n/a -
Voice Dialing n/a - n/a Yes
Customization
Custom Graphics n/a Yes n/a -
Custom Ringtones n/a Yes n/a Yes
Real-Music Ringers n/a - n/a -
Data & Network
Data Tethering n/a - n/a Yes
WAP / Web Browser n/a Yes n/a Yes
Input
Predictive Text Entry n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen - - Yes
Capacitive
-
Memory
Memory Card Slot Yes - Yes -
Messaging
Email Client n/a - n/a -
EMS / Picture Messaging n/a Yes n/a -
MMS n/a Yes n/a -
Text Messaging Templates n/a Yes n/a Yes
Music
FM Radio Yes - Yes -
Headphone Jack (3.5mm) - - Yes -
Music Player n/a - n/a -
Stereo Speakers Yes - - -
Photo & Video
Video Calling n/a - n/a -
Power
Fast Charging - - Yes -
Productivity
Alarm n/a Yes n/a Yes
Calculator n/a Yes n/a Yes
Calendar n/a Yes n/a Yes
To-Do List n/a Yes n/a -
Voice Memo n/a Yes n/a Yes
Software
Games n/a Yes n/a Yes
Java (J2ME) n/a Yes n/a -
Voice
HD Voice - - Yes -
Headset Jack (2.5 mm) n/a Yes n/a -
Push-To-Talk Yes * - - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Nokia N73 Samsung SGH-X640 Motorola Moto z4 Ericsson R520
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Phone Nokia N73 Samsung SGH-X640 Motorola Moto z4 Ericsson R520

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