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Phone	Samsung SCH-A530	BlackBerry 7750	Samsung Stratosphere / Galaxy Metrix 4G	Samsung SGH-E715	Samsung Jack i637
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	4" diag. 5 : 3	?	2.4" diag. 4 : 3
Display Resolution & Type	128 x 160 pixels LCD (STN)	240 x 240 pixels LCD (Color)	480 x 800 pixels (~233 ppi) AMOLED	128 x 160 pixels LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	?	?	?	900 mAh	1,480 mAh
Processor	?	?	1 GHz Samsung Cortex A8 Hummingbird	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	-	5 megapixel	Yes	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	WVGA / 480p	-	?
Front Camera	-	-	1 megapixel	-	-
Weight	3 oz (85g)	5.01 oz (142g)	5.8 oz (164g)	3.35 oz (95g)	3.6 oz (102g)
Dimensions	3.18" x 1.67" x 0.9" (81 x 42 x 22.9 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	4.96" x 2.54" x 0.55" (126 x 65 x 14 mm)	3.54" x 1.77" x 0.94" (90 x 45 x 23.9 mm)	4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm)
Form Factor	Clamshell	Slab	Slide	Clamshell	Slab
Platform / OS	(proprietary)	BlackBerry OS	Android	(proprietary)	Windows Mobile Standard
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 13 CDMA: 850, 1900 *	GSM: 900, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	1xRTT	LTE (Cat 3)	GPRS	HSDPA 3.6
Features
GPS / Location	Yes	n/a	n/a	-	n/a
Accessibility
Hearing Aid Compatible	-	-	Yes M4 (very compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	Yes	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	-	-
Alerts
Extra Display	Yes	-	-	Yes	-
Ringer Profiles	-	Yes	-	-	Yes
Connectivity
Bluetooth	-	-	Yes	-	Yes
Infrared (IR)	-	-	-	Yes	-
Mobile Hotspot	-	n/a	n/a	-	n/a
USB	-	Yes	Yes	-	Yes
Wi-Fi	-	-	Yes 4 (802.11 a,b,g,n)	-	Yes 802.11 b,g
Contacts
Picture ID	Yes	n/a	n/a	Yes	n/a
Ringer ID	Yes	n/a	n/a	Yes	n/a
Voice Dialing	Yes	n/a	n/a	-	n/a
Customization
Custom Graphics	Yes	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	n/a	Yes	n/a
Real-Music Ringers	-	n/a	n/a	-	n/a
Data & Network
Data Tethering	Yes	n/a	n/a	Yes	n/a
WAP / Web Browser	Yes	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	Yes	-	Yes
Touch Screen	-	-	Yes Capacitive	-	-
Memory
Memory Card Slot	-	-	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	n/a	Yes	n/a
Text Messaging Templates	-	n/a	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	-	-
Music Player	-	n/a	n/a	-	n/a
Photo & Video
DLNA	-	-	Yes	-	-
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	Yes	n/a	n/a	Yes	n/a
Voice Memo	Yes	n/a	n/a	Yes	n/a
Software
BREW	Yes	n/a	n/a	-	n/a
Games	Yes	n/a	n/a	Yes	n/a
Java (J2ME)	-	n/a	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	n/a	Yes	n/a
Speaker Phone	-	-	Yes	-	Yes
	Samsung SCH-A530	BlackBerry 7750	Samsung Stratosphere / Galaxy Metrix 4G	Samsung SGH-E715	Samsung Jack i637
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SCH-A530	BlackBerry 7750	Samsung Stratosphere / Galaxy Metrix 4G	Samsung SGH-E715	Samsung Jack i637