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Specifications
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Phone	Kyocera Energi K490 / K493 / K494	Ericsson R520	Nokia 3555	Motorola Q9m / Q9c	Asus ZenFone 4
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	1.8" diag. 4 : 3	2.4" diag. 4 : 3	5.5" diag. 16 : 9
Display Resolution & Type	104 x 80 pixels LCD (STN)	?	128 x 160 pixels (~114 ppi) LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	1080 x 1920 pixels (~401 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	?	?	?	1,170 mAh	3,300 mAh
Processor	?	?	?	PXA27x (ARM920T)	2.2 GHz Qualcomm Snapdragon 630
RAM	?	?	?	?	4 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	64 GB
Main Camera	-	-	Yes	1 megapixel	12 megapixel
Wide Camera	-	-	-	-	Yes
Tele Camera	-	-	-	-	-
Video Capture	-	-	QCIF (176 x 144)	?	4K UHD
Front Camera	-	-	-	-	8 megapixel
Weight	3.52 oz (100g)	4.23 oz (120g)	3.32 oz (94g)	4.76 oz (135g)	5.47 oz (155g)
Dimensions	4.45" x 1.89" x 0.91" (113 x 48 x 23.1 mm)	5.12" x 1.97" x 0.63" (130 x 50 x 16 mm)	3.94" x 1.75" x 0.83" (100 x 44 x 21 mm)	4.61" x 2.56" x 0.47" (117 x 65 x 11.9 mm)	6.12" x 2.96" x 0.3" (155 x 75 x 7.7 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	(proprietary)	Windows Mobile Standard	Android
Network Bands	CDMA: 850, 1900 AMPS: 850 *	GSM: 900, 1800, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	GPRS	WCDMA (UMTS)	EVDO r0	LTE (Cat 12)
Features
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	Yes	-	-	-	Yes
GPS / Location	Yes	-	-	n/a	n/a
Accessibility
Hearing Aid Compatible	-	-	Yes *	Yes	Yes
Multiple Languages	Yes *	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	-	-	Yes	-
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	Yes	Yes	Yes	-
Connectivity
Bluetooth	-	Yes HSP, Sync, OPP, DUN	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio
Infrared (IR)	-	Yes	-	-	-
NFC	-	-	-	-	Yes
USB	Yes	-	Yes	Yes Mini-USB	Yes USB Type C
Wi-Fi	-	-	-	-	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	-	-	Yes	n/a	n/a
Ringer ID	Yes	-	Yes	n/a	n/a
Voice Dialing	Yes	Yes	Yes	n/a	n/a
Customization
Changeable Body Plates	Yes	-	-	-	-
Custom Graphics	Yes	-	Yes	n/a	n/a
Custom Ringtones	Yes	Yes	Yes	n/a	n/a
Real-Music Ringers	-	-	Yes	n/a	n/a
Data & Network
Data Tethering	Yes	Yes	-	n/a	n/a
Dual-SIM	-	-	-	-	Yes
WAP / Web Browser	Yes	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	Yes	n/a	n/a
Side Keys	-	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	-	-	-	Yes
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	-	-	-	n/a	n/a
EMS / Picture Messaging	Yes	-	-	n/a	n/a
Instant Messaging	-	-	Yes *	n/a	n/a
MMS	-	-	Yes	n/a	n/a
Text Messaging Templates	-	Yes	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	-	-	Yes
Music Player	-	-	Yes	n/a	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
Miracast	-	-	-	-	Yes
Power
Fast Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	Yes	Yes	n/a	n/a
Calculator	Yes	Yes	Yes	n/a	n/a
Calendar	Yes	Yes	Yes	n/a	n/a
To-Do List	-	-	Yes	n/a	n/a
Voice Memo	-	Yes	Yes	n/a	n/a
Software
BREW	Yes	-	-	n/a	n/a
Games	Yes	Yes	Yes	n/a	n/a
Java (J2ME)	-	-	Yes	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	-	Yes	n/a	n/a
Speaker Phone	-	Yes	Yes	Yes	Yes
	* Some versions only
	Kyocera Energi K490 / K493 / K494	Ericsson R520	Nokia 3555	Motorola Q9m / Q9c	Asus ZenFone 4
	X >	< X >	< X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Kyocera Energi K490 / K493 / K494	Ericsson R520	Nokia 3555	Motorola Q9m / Q9c	Asus ZenFone 4