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Specifications
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Phone	Samsung SPH-N400	Apple iPhone 4 (GSM)	Samsung Transform	Huawei M835	Huawei Ascend Q
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.5" diag. 5 : 3	3.5" diag. 5 : 3	2.8" diag. 4 : 3	3.2" diag. 5 : 3
Display Resolution & Type	128 x 128 pixels LCD (STN)	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	240 x 320 pixels (~143 ppi) LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	60 Hz	60 Hz
Battery	?	?	1,500 mAh	1,200 mAh	1,500 mAh
Processor	?	Apple A4	800 MHz Samsung S3C6410, Qualcomm QSC6085	528 MHz Qualcomm MSM7625	800 MHz Qualcomm MSM7627A
RAM	?	?	?	?	512 MB
Storage	? raw hardware	32 GB *	? raw hardware	? raw hardware	2 GB
Main Camera	-	5 megapixel	3 megapixel	3 megapixel	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	QVGA (320 x 240)	?	?
Front Camera	-	Yes	Yes	-	-
Weight	4 oz (113g)	4.8 oz (136g)	5.37 oz (152g)	3.88 oz (110g)	4.6 oz (130g)
Dimensions	4.25" x 2.04" x 0.82" (108 x 52 x 20.8 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	4.61" x 2.42" x 0.61" (117 x 61 x 15.5 mm)	4.09" x 2.15" x 0.53" (104 x 55 x 13.5 mm)	4.8" x 2.3" x 0.5" (122 x 58 x 12.7 mm)
Form Factor	Flip	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	iOS	Android	Android	Android
Network Bands	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1700, 1900	CDMA: 850, 1700, 1900
Data Technology	1xRTT	HSPA 7.2	EVDO rA	EVDO rA	EVDO rA
Features
GPS / Location	Yes	n/a	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	n/a	n/a	n/a	n/a
USB	Yes	Yes	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	n/a	n/a	n/a
Ringer ID	Yes	n/a	n/a	n/a	n/a
Voice Dialing	Yes	n/a	n/a	n/a	n/a
Customization
Custom Graphics	Yes	n/a	n/a	n/a	n/a
Custom Ringtones	Yes	n/a	n/a	n/a	n/a
Real-Music Ringers	-	n/a	n/a	n/a	n/a
Data & Network
Data Tethering	Yes	n/a	n/a	n/a	n/a
WAP / Web Browser	Yes	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
Messaging
Email Client	-	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
TV Output	-	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
To-Do List	Yes	n/a	n/a	n/a	n/a
Voice Memo	-	n/a	n/a	n/a	n/a
Software
Games	Yes	n/a	n/a	n/a	n/a
Java (J2ME)	Yes	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
	* Some versions only
	Samsung SPH-N400	Apple iPhone 4 (GSM)	Samsung Transform	Huawei M835	Huawei Ascend Q
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SPH-N400	Apple iPhone 4 (GSM)	Samsung Transform	Huawei M835	Huawei Ascend Q