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Specifications
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Phone	Cricket Influence / AT&T Maestro Plus	Samsung SGH-X640	BlackBerry 7750	Samsung M400	ZTE Savvy
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	6.2" diag. 19 : 9	?	?	2.4" diag. 4 : 3	4" diag. 5 : 3
Display Resolution & Type	720 x 1520 pixels (~271 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	3,300 mAh	800 mAh	?	1,000 mAh	1,650 mAh
Processor	1.8 GHz Qualcomm Snapdragon 460	?	?	400 MHz Qualcomm QSC6155	1 GHz Qualcomm MSM8625
RAM	3 GB	?	?	128 MB	768 MB
Storage	32 GB	? raw hardware	? raw hardware	256 MB	4 GB
Main Camera	13 megapixel	Yes	-	1 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	-	-	-	WVGA / 480p
Front Camera	5 megapixel	-	-	-	-
Weight	6.52 oz (185g)	3 oz (85g)	5.01 oz (142g)	3.7 oz (105g)	4.43 oz (126g)
Dimensions	6.28" x 2.99" x 0.35" (160 x 76 x 8.9 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.8" x 1.9" x 0.7" (97 x 48 x 17.8 mm)	4.96" x 2.55" x 0.42" (126 x 65 x 10.7 mm)
Form Factor	Slab	Clamshell	Slab	Clamshell	Slab
Platform / OS	Android	(proprietary)	BlackBerry OS	(proprietary)	Android
Network Bands	4G LTE: 2, 4, 5, 12, 14, 30 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	CDMA: 800, 850, 1900	CDMA: 850, 1900
Data Technology	LTE (Cat 13)	GPRS	1xRTT	1xRTT	EVDO rA
Features
Fingerprint Reader	Yes stand-alone	-	-	-	-
Flashlight	Yes	-	-	-	Yes
GPS / Location	n/a	-	n/a	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	Yes	n/a
Hearing Aid Compatible	Yes M4, T3 (mostly tele-coil compatible)	-	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	-	-	Yes	Yes
USB	Yes USB Type C	-	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	-	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	Yes	n/a
Data & Network
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	-	Yes
Messaging
Email Client	n/a	-	n/a	-	n/a
EMS / Picture Messaging	n/a	Yes	n/a	-	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	Yes	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	n/a	-	n/a	-	n/a
Photo & Video
DLNA	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	-	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	Yes	n/a	-	n/a
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	-	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	Cricket Influence / AT&T Maestro Plus	Samsung SGH-X640	BlackBerry 7750	Samsung M400	ZTE Savvy
	X >	< X >	< X >	< X >	< X

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


Phone	Cricket Influence / AT&T Maestro Plus	Samsung SGH-X640	BlackBerry 7750	Samsung M400	ZTE Savvy