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Specifications
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Phone	HTC EVO Design 4G / Hero S (CDMA)	LG Tritan AX-840 / UX-840	Huawei M835	Samsung MM-A900 / SPH-A900 / Ace	Motorola i830 / i833 / i835 / i836
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 16 : 9	3" diag. 5 : 3	2.8" diag. 4 : 3	?	?
Display Resolution & Type	540 x 960 pixels (~275 ppi) LCD (TFT/TFD)	240 x 400 pixels (~155 ppi) LCD (TFT/TFD)	240 x 320 pixels (~143 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	130 x 130 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	?	?
Battery	1,520 mAh	950 mAh	1,200 mAh	?	?
Processor	1.2 GHz Qualcomm Snapdragon S2 MSM8655	?	528 MHz Qualcomm MSM7625	?	?
RAM	768 MB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	3 megapixel	3 megapixel	1 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	QVGA (320 x 240)	?	?	-
Front Camera	1 megapixel	-	-	-	-
Weight	5.22 oz (148g)	5.03 oz (143g)	3.88 oz (110g)	3.9 oz (111g)	3.94 oz (112g)
Dimensions	4.78" x 2.44" x 0.46" (122 x 62 x 11.8 mm)	4.45" x 2.24" x 0.65" (113 x 57 x 16.5 mm)	4.09" x 2.15" x 0.53" (104 x 55 x 13.5 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)	3.35" x 1.77" x 0.79" (85 x 45 x 20.1 mm)
Form Factor	Slab	Slide	Slab	Clamshell	Clamshell
Platform / OS	Android	(proprietary)	Android	(proprietary)	(proprietary)
Network Bands	4G WiMAX: 41 WCDMA: 1, 8 CDMA: 800, 850, 1900 GSM: 850, 1900 *	CDMA: 850, 1900	CDMA: 850, 1700, 1900	CDMA: 850, 1900	iDEN: 800
Data Technology	WiMAX	EVDO r0	EVDO rA	EVDO r0	-
Features
Flashlight	Yes	-	-	-	-
GPS / Location	n/a	Yes	n/a	Yes	Yes
Accessibility
Adjustable Text Size	n/a	Yes	n/a	-	-
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	Yes	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	Yes
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Mobile Hotspot	n/a	-	n/a	-	-
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	n/a	Yes	n/a	Yes	Yes
Ringer ID	n/a	Yes	n/a	Yes	Yes
Voice Dialing	n/a	Yes	n/a	Yes	Yes
Customization
Custom Graphics	n/a	Yes	n/a	Yes	Yes
Custom Ringtones	n/a	Yes	n/a	Yes	Yes
Real-Music Ringers	n/a	Yes	n/a	-	-
Data & Network
Data Tethering	n/a	-	n/a	Yes	Yes
WAP / Web Browser	n/a	Yes	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	-	n/a	Yes	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	-	-	-
Touch Screen	Yes Capacitive	Yes	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	-	-
Messaging
Email Client	n/a	Yes	n/a	-	-
Instant Messaging	n/a	Yes	n/a	-	-
MMS	n/a	Yes	n/a	-	Yes
Text Messaging Templates	n/a	Yes	n/a	Yes	-
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	Yes	Yes	-	-
Music Player	n/a	Yes	n/a	Yes	-
Photo & Video
DLNA	Yes	-	-	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	-
Calculator	n/a	Yes	n/a	Yes	-
Calendar	n/a	Yes	n/a	Yes	Yes
To-Do List	n/a	-	n/a	Yes	-
Voice Memo	n/a	Yes	n/a	Yes	Yes
Software
BREW	n/a	Yes	n/a	-	-
Games	n/a	Yes	n/a	Yes	Yes
Java (J2ME)	n/a	-	n/a	Yes	Yes
Voice
Headset Jack (2.5 mm)	n/a	-	n/a	Yes	Yes
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	HTC EVO Design 4G / Hero S (CDMA)	LG Tritan AX-840 / UX-840	Huawei M835	Samsung MM-A900 / SPH-A900 / Ace	Motorola i830 / i833 / i835 / i836
	X >	< X >	< X >	< X >	< X

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


Phone	HTC EVO Design 4G / Hero S (CDMA)	LG Tritan AX-840 / UX-840	Huawei M835	Samsung MM-A900 / SPH-A900 / Ace	Motorola i830 / i833 / i835 / i836