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Specifications
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Phone	Samsung Knack U310	Samsung Vibrant (Galaxy S)	HTC G2	Motorola Droid	Motorola Citrus
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	4" diag. 5 : 3	3.7" diag. 5 : 3	3.7" diag. 16 : 9	3" diag. 4 : 3
Display Resolution & Type	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) AMOLED	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	480 x 854 pixels (~268 ppi) LCD (TFT/TFD)	240 x 320 pixels (~133 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	60 Hz	60 Hz
Battery	1,000 mAh	1,500 mAh	1,300 mAh	1,400 mAh	1,150 mAh
Processor	?	1 GHz Samsung Hummingbird Cortex A8	800 MHz Qualcomm S2 MSM7230	550 MHz TI OMAP 3430 (ARM Cortex A8)	?
RAM	?	?	?	?	?
Storage	? raw hardware	16 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	5 megapixel	5 megapixel	5 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	720p HD	WVGA / 480p	CIF (352 x 288)
Front Camera	-	-	-	-	-
Weight	3.63 oz (103g)	4.16 oz (118g)	6.5 oz (184g)	5.99 oz (170g)	3.88 oz (110g)
Dimensions	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	4.82" x 2.54" x 0.39" (122 x 65 x 9.9 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	4.55" x 2.35" x 0.55" (116 x 60 x 14 mm)	4.09" x 2.32" x 0.59" (104 x 59 x 15 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Android	Android	Android	Android
Network Bands	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	-	HSPA 7.2	HSPA 14.4	EVDO rA	EVDO r0
Features
GPS / Location	Yes	n/a	n/a	n/a	n/a
Accessibility
Adjustable Text Size	Yes	n/a	n/a	n/a	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	-	-	Yes	-
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	n/a	n/a	n/a
USB	-	Yes Micro-USB	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	Yes	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	Yes 802.11 b,g
Contacts
Picture ID	-	n/a	n/a	n/a	n/a
Ringer ID	-	n/a	n/a	n/a	n/a
Voice Dialing	Yes	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
External Antenna Jack	-	n/a	n/a	n/a	n/a
WAP / Web Browser	-	n/a	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	Yes Capacitive	Yes Capacitive	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	n/a	n/a	n/a
EMS / Picture Messaging	Yes	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	n/a	n/a
Music
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	Yes
Music Player	-	n/a	n/a	n/a	n/a
Photo & Video
DLNA	-	Yes	-	-	-
Productivity
Alarm	Yes	n/a	n/a	n/a	n/a
Calculator	Yes	n/a	n/a	n/a	n/a
Calendar	Yes	n/a	n/a	n/a	n/a
Voice Memo	-	n/a	n/a	n/a	n/a
Software
Games	-	n/a	n/a	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung Knack U310	Samsung Vibrant (Galaxy S)	HTC G2	Motorola Droid	Motorola Citrus
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Knack U310	Samsung Vibrant (Galaxy S)	HTC G2	Motorola Droid	Motorola Citrus