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Phone	Samsung SGH-X640	Samsung SCH-A990	ZTE Blade Z Max	Motorola Q9m / Q9c	HTC G2
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	6" diag. 16 : 9	2.4" diag. 4 : 3	3.7" diag. 5 : 3
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	1080 x 1920 pixels (~367 ppi) LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	800 mAh	1,000 mAh	4,080 mAh	1,170 mAh	1,300 mAh
Processor	?	?	1.4 GHz Qualcomm Snapdragon 435 (MSM8940)	PXA27x (ARM920T)	800 MHz Qualcomm S2 MSM7230
RAM	?	?	2 GB	?	?
Storage	? raw hardware	? raw hardware	32 GB	? raw hardware	? raw hardware
Main Camera	Yes	3 megapixel	16 megapixel	1 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	1080p HD	?	720p HD
Front Camera	-	-	8 megapixel	-	-
Weight	3 oz (85g)	4.4 oz (125g)	6.58 oz (186g)	4.76 oz (135g)	6.5 oz (184g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	6.51" x 3.28" x 0.33" (165 x 83 x 8.3 mm)	4.61" x 2.56" x 0.47" (117 x 65 x 11.9 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Android	Windows Mobile Standard	Android
Network Bands	GSM: 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	EVDO r0	LTE (Cat 6)	EVDO r0	HSPA 14.4
Features
Fingerprint Reader	-	-	Yes stand-alone	-	-
Flashlight	-	Yes	Yes	-	-
GPS / Location	-	Yes	n/a	n/a	n/a
Accessibility
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Mobile Hotspot	-	-	n/a	n/a	n/a
USB	-	Yes	Yes USB Type C	Yes Mini-USB	Yes
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	-	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	Yes	n/a	n/a	n/a
Real-Music Ringers	-	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	-	Yes	n/a	n/a	n/a
WAP / Web Browser	Yes	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	-	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	Yes	Yes
Messaging
Email Client	-	-	n/a	n/a	n/a
EMS / Picture Messaging	Yes	Yes	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	Yes	Yes	n/a	n/a	n/a
Text Messaging Templates	Yes	Yes	n/a	n/a	n/a
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	-	Yes	n/a	n/a	n/a
Stereo Speakers	-	Yes	-	Yes	-
Photo & Video
TV Output	-	Yes	-	-	-
Power
Fast Charging	-	-	Yes	-	-
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	Yes	-	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
BREW	-	Yes	n/a	n/a	n/a
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	-	n/a	n/a	n/a
Voice
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	Yes	-	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Samsung SGH-X640	Samsung SCH-A990	ZTE Blade Z Max	Motorola Q9m / Q9c	HTC G2
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Samsung SCH-A990	ZTE Blade Z Max	Motorola Q9m / Q9c	HTC G2