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Phone	Samsung Knack U310	Motorola RAZR V3c	LG eXpo GW820	HTC G2	Samsung MM-A900 / SPH-A900 / Ace
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	?	3.2" diag. 5 : 3	3.7" diag. 5 : 3	?
Display Resolution & Type	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	480 x 800 pixels (~292 ppi) LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	1,000 mAh	740 mAh	1,500 mAh	1,300 mAh	?
Processor	?	?	?	800 MHz Qualcomm S2 MSM7230	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	1 megapixel	5 megapixel	5 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	720p HD	?
Front Camera	-	-	-	-	-
Weight	3.63 oz (103g)	3.49 oz (99g)	5.2 oz (147g)	6.5 oz (184g)	3.9 oz (111g)
Dimensions	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm)	4.45" x 2.16" x 0.63" (113 x 55 x 16 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Clamshell
Platform / OS	(proprietary)	(proprietary)	Windows Mobile Professional	Android	(proprietary)
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	-	EVDO r0	HSPA 7.2	HSPA 14.4	EVDO r0
Features
Fingerprint Reader	-	-	Yes	-	-
GPS / Location	Yes	Yes	n/a	n/a	Yes
Accessibility
Adjustable Text Size	Yes	-	n/a	n/a	-
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	-	Yes M3 (mostly compatible)	-
Multiple Languages	Yes	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	Yes	Yes	-	-	Yes
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	-
USB	-	Yes Mini-USB	Yes Micro-USB	Yes	Yes
Wi-Fi	-	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	-	Yes	n/a	n/a	Yes
Ringer ID	-	Yes	n/a	n/a	Yes
Voice Dialing	Yes	Yes	n/a	n/a	Yes
Customization
Custom Graphics	-	Yes	n/a	n/a	Yes
Custom Ringtones	-	Yes	n/a	n/a	Yes
Real-Music Ringers	-	Yes	n/a	n/a	-
Data & Network
Data Tethering	-	Yes	n/a	n/a	Yes
WAP / Web Browser	-	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	-	Yes Resistive	Yes Capacitive	-
Memory
Memory Card Slot	-	-	Yes	Yes	-
Messaging
Email Client	-	-	n/a	n/a	-
EMS / Picture Messaging	Yes	Yes	n/a	n/a	-
Instant Messaging	-	-	n/a	n/a	-
MMS	-	Yes	n/a	n/a	-
Text Messaging Templates	-	Yes	n/a	n/a	Yes
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	-	Yes	-
Music Player	-	-	n/a	n/a	Yes
Photo & Video
TV Output	-	-	Yes	-	-
Productivity
Alarm	Yes	Yes	n/a	n/a	Yes
Calculator	Yes	Yes	n/a	n/a	Yes
Calendar	Yes	Yes	n/a	n/a	Yes
To-Do List	-	-	n/a	n/a	Yes
Voice Memo	-	Yes	n/a	n/a	Yes
Software
BREW	-	Yes	n/a	n/a	-
Games	-	Yes	n/a	n/a	Yes
Java (J2ME)	-	-	n/a	n/a	Yes
Voice
Headset Jack (2.5 mm)	Yes	-	n/a	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung Knack U310	Motorola RAZR V3c	LG eXpo GW820	HTC G2	Samsung MM-A900 / SPH-A900 / Ace
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung Knack U310	Motorola RAZR V3c	LG eXpo GW820	HTC G2	Samsung MM-A900 / SPH-A900 / Ace