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Phone	Motorola RAZR V3i / V3t / V3e / V3r	Samsung Jack i637	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)	LG K20 / Harmony / Grace	Sony Ericsson K850
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.4" diag. 4 : 3	?	5.3" diag. 16 : 9	2.2" diag. 4 : 3
Display Resolution & Type	176 x 220 pixels LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	720 x 1280 pixels (~277 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	710 mAh	1,480 mAh	1,490 mAh	2,800 mAh	?
Processor	?	?	400 MHz Intel XScale	1.4 GHz Qualcomm Snapdragon 425 (MSM8917)	?
RAM	?	?	?	1.5 GB	?
Storage	? raw hardware	? raw hardware	? raw hardware	16 GB	? raw hardware
Main Camera	1 megapixel	3 megapixel	Yes	8 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	?	QCIF (176 x 144)	1080p HD	?
Front Camera	-	-	-	5 megapixel	-
Weight	3.53 oz (100g)	3.6 oz (102g)	7.41 oz (210g)	5 oz (142g)	4.2 oz (119g)
Dimensions	3.86" x 2.09" x 0.55" (98 x 53 x 14 mm)	4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm)	4.92" x 2.83" x 0.75" (125 x 72 x 19.1 mm)	5.9" x 3" x 0.3" (150 x 76 x 7.6 mm)	4" x 1.9" x 0.7" (102 x 48 x 17.8 mm)
Form Factor	Clamshell	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	Windows Mobile Standard	Windows Mobile Professional	Android	(proprietary)
Network Bands	GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	HSDPA 3.6	GPRS	LTE (Cat 4)	HSDPA 3.6
Features
Flashlight	-	-	-	Yes	-
GPS / Location	-	n/a	n/a	n/a	-
Accessibility
Hearing Aid 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	Yes
TTY/TDD (Digital)	Yes	-	-	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	Yes	Yes	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
NFC	-	-	-	Yes *	-
USB	Yes Mini-USB	Yes	Yes	Yes Micro-USB	Yes
Wi-Fi	-	Yes 802.11 b,g	Yes	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	Yes	n/a	n/a	n/a	Yes
Customization
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	Yes	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	-	n/a	n/a	n/a	Yes
WAP / Web Browser	Yes	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	Yes	-	-
Touch Screen	-	-	Yes	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	n/a	n/a	Yes
EMS / Picture Messaging	Yes	n/a	n/a	n/a	-
Instant Messaging	-	n/a	n/a	n/a	-
MMS	Yes	n/a	n/a	n/a	Yes
Text Messaging Templates	Yes *	n/a	n/a	n/a	Yes
Music
FM Radio	-	-	-	Yes	Yes
Headphone Jack (3.5mm)	-	-	-	Yes	-
Music Player	Yes	n/a	n/a	n/a	Yes
Photo & Video
Video Calling	-	n/a	n/a	n/a	Yes *
Productivity
Alarm	Yes	n/a	n/a	n/a	Yes
Calculator	Yes	n/a	n/a	n/a	Yes
Calendar	Yes	n/a	n/a	n/a	Yes
To-Do List	-	n/a	n/a	n/a	Yes
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
Games	Yes	n/a	n/a	n/a	Yes
Java (J2ME)	Yes	n/a	n/a	n/a	Yes
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	-	n/a	n/a	n/a	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Motorola RAZR V3i / V3t / V3e / V3r	Samsung Jack i637	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)	LG K20 / Harmony / Grace	Sony Ericsson K850
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola RAZR V3i / V3t / V3e / V3r	Samsung Jack i637	Siemens SX66 / MDA III / PDA2K (HTC Blue Angel)	LG K20 / Harmony / Grace	Sony Ericsson K850