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Specifications
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Phone	HTC Dash / S620 / S621 (Excalibur)	Samsung SGH-A717	Cal-Comp EZ	Nokia N81	Cricket Debut S2 / AT&T Calypso 4
Current U.S. Carriers	(none)	(none)	(none)	(none)	AT&T
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	2.4" diag. 4 : 3	6.1" diag. 19.5 : 9
Display Resolution & Type	320 x 240 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	720 x 1560 pixels (~282 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	960 mAh	?	800 mAh	1,050 mAh	3,000 mAh
Processor	200 MHz OMAP 850	?	?	369 MHz ARM 11	2 GHz MediaTek Helio A22 (MT6761WB)
RAM	?	?	?	?	3 GB
Storage	? raw hardware	? raw hardware	? raw hardware	8 GB *	64 GB
Main Camera	1 megapixel	2 megapixel	-	2 megapixel	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	QCIF (176 x 144)	-	VGA (640 x 480)	?
Front Camera	-	-	-	-	5 megapixel
Weight	4.23 oz (120g)	3.31 oz (94g)	2.47 oz (70g)	4.94 oz (140g)	5.64 oz (160g)
Dimensions	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)	4.07" x 2.15" x 0.55" (103 x 55 x 14 mm)	4.04" x 1.71" x 0.63" (103 x 43 x 16 mm)	4.02" x 1.97" x 0.7" (102 x 50 x 17.8 mm)	6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm)
Form Factor	Slab	Clamshell	Slab	Slide	Slab
Platform / OS	Windows Mobile Standard	(proprietary)	(proprietary)	S60 (Symbian)	Android
Network Bands	GSM: 850, 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1 GSM: 850, 900, 1800, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8
Data Technology	EDGE	HSDPA 1.8	1xRTT	EDGE	LTE (Cat 4)
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	-	Yes	n/a	n/a
Accessibility
Adjustable Text Size	n/a	-	-	n/a	n/a
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	-	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	-
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	Yes	Yes	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
USB	Yes	Yes	Yes Mini-USB	Yes Micro-USB	Yes USB Type C
Wi-Fi	Yes 802.11 b,g	-	-	Yes 802.11 b,g	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	n/a	Yes	-	n/a	n/a
Ringer ID	n/a	Yes	-	n/a	n/a
Voice Dialing	n/a	-	-	n/a	n/a
Customization
Custom Graphics	n/a	Yes	-	n/a	n/a
Custom Ringtones	n/a	Yes	-	n/a	n/a
Real-Music Ringers	n/a	Yes	-	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	-	n/a	n/a
External Antenna Jack	n/a	-	-	n/a	n/a
WAP / Web Browser	n/a	Yes	-	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	-	n/a	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	-	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	-	Yes *	Yes
Messaging
Email Client	n/a	Yes	-	n/a	n/a
Instant Messaging	n/a	Yes	-	n/a	n/a
MMS	n/a	Yes	-	n/a	n/a
Text Messaging Templates	n/a	Yes	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	-	-	Yes	Yes
Music Player	n/a	Yes	-	n/a	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
Video Calling	n/a	-	-	n/a	n/a
Power
Fast Charging	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	Yes	n/a	n/a
Calculator	n/a	Yes	Yes	n/a	n/a
Calendar	n/a	Yes	Yes	n/a	n/a
To-Do List	n/a	Yes	Yes	n/a	n/a
Voice Memo	n/a	Yes	Yes *	n/a	n/a
Software
Games	n/a	Yes	-	n/a	n/a
Java (J2ME)	n/a	Yes	-	n/a	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	-	Yes	n/a	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	HTC Dash / S620 / S621 (Excalibur)	Samsung SGH-A717	Cal-Comp EZ	Nokia N81	Cricket Debut S2 / AT&T Calypso 4
	X >	< X >	< X >	< X >	< X

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


Phone	HTC Dash / S620 / S621 (Excalibur)	Samsung SGH-A717	Cal-Comp EZ	Nokia N81	Cricket Debut S2 / AT&T Calypso 4