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Phone	Pantech Duo C810	Motorola i830 / i833 / i835 / i836	HTC Amaze 4G	Audiovox CDM-9900	BlackBerry Pearl 3G 9100 / 9105
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	?	4.3" diag. 16 : 9	?	2.3" diag. 1 : 1
Display Resolution & Type	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	130 x 130 pixels LCD (TFT/TFD)	540 x 960 pixels (~256 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	360 x 400 pixels (~238 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,320 mAh	?	1,730 mAh	?	1,150 mAh
Processor	ARM 920t PXA27x	?	1.5 GHz Qualcomm Snapdragon S3 dual-core	?	?
RAM	?	?	1 GB	?	?
Storage	? raw hardware	? raw hardware	16 GB	? raw hardware	? raw hardware
Main Camera	1 megapixel	-	8 megapixel	Yes	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	-	1080p HD	?	?
Front Camera	-	-	2 megapixel	-	-
Weight	3.88 oz (110g)	3.94 oz (112g)	6.1 oz (173g)	4.09 oz (116g)	3.3 oz (94g)
Dimensions	4.01" x 1.97" x 0.78" (102 x 50 x 19.8 mm)	3.35" x 1.77" x 0.79" (85 x 45 x 20.1 mm)	5.12" x 2.58" x 0.46" (130 x 66 x 11.7 mm)	3.66" x 1.89" x 0.95" (93 x 48 x 24.1 mm)	4.25" x 1.96" x 0.52" (108 x 50 x 13.2 mm)
Form Factor	Slide	Clamshell	Slab	Clamshell	Slab
Platform / OS	Windows Mobile Standard	(proprietary)	Android	(proprietary)	BlackBerry OS
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	iDEN: 800	WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	HSDPA 1.8	-	HSPA+ 42	1xRTT	HSDPA 3.6
Features
Flashlight	-	-	Yes	-	-
GPS / Location	n/a	Yes	n/a	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	Yes	-
Ringer Profiles	Yes	Yes	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	-	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
NFC	-	-	Yes	-	-
USB	Yes	Yes	Yes	Yes	Yes Micro-USB
Wi-Fi	-	-	Yes 4 (802.11 a,b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	Yes	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	-	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	Yes *
Touch Screen	-	-	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	-	Yes	-	Yes
Messaging
Email Client	n/a	-	n/a	-	n/a
EMS / Picture Messaging	n/a	-	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	Yes	n/a	Yes	n/a
Text Messaging Templates	n/a	-	n/a	Yes	n/a
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	n/a	-	n/a	-	n/a
Photo & Video
DLNA	-	-	Yes	-	-
TV Output	-	-	Yes	-	-
Productivity
Alarm	n/a	-	n/a	Yes	n/a
Calculator	n/a	-	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	-	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
BREW	n/a	-	n/a	Yes	n/a
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	Yes	n/a	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	n/a	Yes	n/a
Push-To-Talk	-	Yes	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Pantech Duo C810	Motorola i830 / i833 / i835 / i836	HTC Amaze 4G	Audiovox CDM-9900	BlackBerry Pearl 3G 9100 / 9105
	X >	< X >	< X >	< X >	< X

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


Phone	Pantech Duo C810	Motorola i830 / i833 / i835 / i836	HTC Amaze 4G	Audiovox CDM-9900	BlackBerry Pearl 3G 9100 / 9105