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Phone	Samsung Chrono	HTC EVO Design 4G / Hero S (CDMA)	Samsung Memoir SGH-T929	Ericsson R278d	LG Nexus 4
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2" diag. 4 : 3	4" diag. 16 : 9	3.1" diag. 5 : 3	?	4.7" diag. 5 : 3
Display Resolution & Type	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	540 x 960 pixels (~275 ppi) LCD (TFT/TFD)	240 x 400 pixels (~150 ppi) LCD (TFT/TFD)	101 x 40 pixels	768 x 1280 pixels (~318 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	60 Hz
Battery	?	1,520 mAh	?	?	2,100 mAh
Processor	?	1.2 GHz Qualcomm Snapdragon S2 MSM8655	?	?	1.5 GHz Qualcomm Snapdragon S4 Pro
RAM	?	768 MB	?	?	2 GB
Storage	? raw hardware	4 GB	? raw hardware	? raw hardware	16 GB *
Main Camera	Yes	5 megapixel	8 megapixel	-	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	?	-	1080p HD
Front Camera	-	1 megapixel	-	-	1 megapixel
Weight	3.14 oz (89g)	5.22 oz (148g)	4.4 oz (125g)	9.28 oz (263g)	4.9 oz (139g)
Dimensions	3.7" x 1.83" x 0.67" (94 x 46 x 17 mm)	4.78" x 2.44" x 0.46" (122 x 62 x 11.8 mm)	4.17" x 2.11" x 0.55" (106 x 54 x 14 mm)	5.1" x 2" x 1" (130 x 51 x 25.4 mm)	5.27" x 2.7" x 0.36" (134 x 69 x 9.1 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Android	(proprietary)	(proprietary)	Android
Network Bands	CDMA: 850, 1700, 1900 *	4G WiMAX: 41 WCDMA: 1, 8 CDMA: 800, 850, 1900 GSM: 850, 1900 *	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	TDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	WiMAX	HSDPA 3.6	-	HSPA+ 42
Features
Flashlight	-	Yes	-	-	-
GPS / Location	Yes	n/a	Yes	-	n/a
Accessibility
Adjustable Text Size	-	n/a	-	-	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	Yes	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
Mobile Hotspot	-	n/a	-	-	n/a
NFC	-	-	-	-	Yes
USB	Yes Micro-USB	Yes Micro-USB	Yes	-	Yes Micro-USB
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	-	n/a
Ringer ID	Yes	n/a	-	-	n/a
Voice Dialing	Yes	n/a	Yes	-	n/a
Customization
Custom Graphics	Yes	n/a	Yes	-	n/a
Custom Ringtones	Yes	n/a	Yes	Yes	n/a
Real-Music Ringers	-	n/a	Yes	-	n/a
Data & Network
Data Tethering	-	n/a	-	Yes	n/a
WAP / Web Browser	Yes	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	Yes Capacitive	Yes	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	-	-
Messaging
Email Client	Yes	n/a	Yes	-	n/a
Instant Messaging	-	n/a	Yes	-	n/a
MMS	Yes	n/a	Yes	-	n/a
Text Messaging Templates	Yes	n/a	Yes	-	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	n/a	Yes	-	n/a
Photo & Video
DLNA	-	Yes	-	-	-
TV Output	-	-	Yes	-	Yes
Power
Wireless Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	n/a	Yes	Yes	n/a
Calculator	Yes	n/a	Yes	-	n/a
Calendar	Yes	n/a	Yes	-	n/a
To-Do List	-	n/a	Yes	-	n/a
Voice Memo	Yes	n/a	Yes	-	n/a
Software
BREW	Yes	n/a	-	-	n/a
Games	Yes	n/a	Yes	-	n/a
Voice
Speaker Phone	Yes	Yes	Yes	-	Yes
	Samsung Chrono	HTC EVO Design 4G / Hero S (CDMA)	Samsung Memoir SGH-T929	Ericsson R278d	LG Nexus 4
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Chrono	HTC EVO Design 4G / Hero S (CDMA)	Samsung Memoir SGH-T929	Ericsson R278d	LG Nexus 4