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Phone	AT&T Calypso	HTC ThunderBolt	Cal-Comp EZ	Motorola Q9m / Q9c	Motorola i930 / i920
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	5.5" diag. 18 : 9	4.3" diag. 5 : 3	?	2.4" diag. 4 : 3	?
Display Resolution & Type	480 x 960 pixels (~195 ppi) LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	60 Hz	?	?	?
Battery	2,500 mAh	1,400 mAh	800 mAh	1,170 mAh	?
Processor	1.5 GHz MediaTek MT6739	1 GHz Qualcomm Snapdragon S2 MSM8655	?	PXA27x (ARM920T)	?
RAM	1 GB	768 MB	?	?	?
Storage	16 GB	8 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	8 megapixel	-	1 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	720p HD	-	?	?
Front Camera	5 megapixel	1 megapixel	-	-	-
Weight	6 oz (170g)	5.78 oz (164g)	2.47 oz (70g)	4.76 oz (135g)	5.9 oz (167g)
Dimensions	5.91" x 2.87" x 0.39" (150 x 73 x 9.9 mm)	4.8" x 2.6" x 0.52" (122 x 66 x 13.2 mm)	4.04" x 1.71" x 0.63" (103 x 43 x 16 mm)	4.61" x 2.56" x 0.47" (117 x 65 x 11.9 mm)	3.46" x 1.93" x 1.18" (88 x 49 x 30 mm)
Form Factor	Slab	Slab	Slab	Slab	Clamshell
Platform / OS	Android	Android	(proprietary)	Windows Mobile Standard	Windows Mobile Standard
Network Bands	4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	GSM: 900, 1800, 1900 iDEN: 800
Data Technology	LTE (Cat 4)	LTE (Cat 3)	1xRTT	EVDO r0	WiDEN
Features
Flashlight	Yes	Yes	-	-	-
GPS / Location	n/a	n/a	Yes	n/a	n/a
Accessibility
Hearing Aid Compatible	Yes M3, T4 (very tele-coil compatible)	Yes	-	Yes M3 (mostly compatible)	-
Multiple Languages	n/a	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	Yes	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	-	-	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	-
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	n/a	-	n/a	n/a
USB	Yes USB Type C	Yes Micro-USB	Yes Mini-USB	Yes Mini-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-	-	-
Contacts
Picture ID	n/a	n/a	-	n/a	n/a
Ringer ID	n/a	n/a	-	n/a	n/a
Voice Dialing	n/a	n/a	-	n/a	n/a
Customization
Custom Graphics	n/a	n/a	-	n/a	n/a
Custom Ringtones	n/a	n/a	-	n/a	n/a
Real-Music Ringers	n/a	n/a	-	n/a	n/a
Data & Network
Data Tethering	n/a	n/a	-	n/a	n/a
WAP / Web Browser	n/a	n/a	-	n/a	n/a
Input
Predictive Text Entry	n/a	n/a	-	n/a	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	-
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	n/a	n/a	-	n/a	n/a
Instant Messaging	n/a	n/a	-	n/a	n/a
MMS	n/a	n/a	-	n/a	n/a
Text Messaging Templates	n/a	n/a	Yes	n/a	n/a
Music
FM Radio	-	Yes	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	-	n/a	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
DLNA	-	Yes	-	-	-
Video Calling	n/a	n/a	-	n/a	n/a
Productivity
Alarm	n/a	n/a	Yes	n/a	n/a
Calculator	n/a	n/a	Yes	n/a	n/a
Calendar	n/a	n/a	Yes	n/a	n/a
To-Do List	n/a	n/a	Yes	n/a	n/a
Voice Memo	n/a	n/a	Yes *	n/a	n/a
Software
Games	n/a	n/a	-	n/a	n/a
Java (J2ME)	n/a	n/a	-	n/a	n/a
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	n/a	n/a
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	-	Yes	Yes
	* Some versions only
	AT&T Calypso	HTC ThunderBolt	Cal-Comp EZ	Motorola Q9m / Q9c	Motorola i930 / i920
	X >	< X >	< X >	< X >	< X

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


Phone	AT&T Calypso	HTC ThunderBolt	Cal-Comp EZ	Motorola Q9m / Q9c	Motorola i930 / i920