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Phone	Samsung PM-A840	HP iPAQ Glisten	Huawei W1	AT&T Vista	BlackBerry 7280
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.5" diag. 4 : 3	4" diag. 5 : 3	5.5" diag. 18 : 9	?
Display Resolution & Type	128 x 160 pixels LCD (STN)	320 x 240 pixels (~160 ppi) AMOLED	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	720 x 1440 pixels (~293 ppi) LCD (TFT/TFD)	240 x 160 pixels LCD (Color)
Display Refresh	?	?	?	60 Hz	?
Battery	?	1,590 mAh	1,950 mAh	2,450 mAh	?
Processor	?	528 MHz Qualcomm MSM7200a (ARM11)	1.2 GHz Qualcomm Snapdragon 400 MSM8230	2 GHz MediaTek Helio A22 (MT6761V)	?
RAM	?	?	512 MB	3 GB	?
Storage	? raw hardware	? raw hardware	4 GB	32 GB	? raw hardware
Main Camera	Yes	3 megapixel	5 megapixel	8 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	QVGA (320 x 240)	720p HD	1080p HD	-
Front Camera	-	-	Yes	5 megapixel	-
Weight	3.28 oz (93g)	5.29 oz (150g)	4.41 oz (125g)	5.51 oz (156g)	4.9 oz (139g)
Dimensions	3.54" x 1.85" x 0.94" (90 x 47 x 23.9 mm)	4.44" x 2.47" x 0.53" (113 x 63 x 13.4 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	5.88" x 2.82" x 0.35" (149 x 72 x 8.9 mm)	4.4" x 2.9" x 0.94" (112 x 74 x 23.9 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Windows Mobile Professional	Windows	Android	BlackBerry OS
Network Bands	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30 WCDMA: 1, 2, 4, 5, 8	GSM: 850, 1800, 1900
Data Technology	1xRTT	HSDPA 3.6	HSPA+ 21	LTE (Cat 4)	GPRS
Features
Flashlight	-	-	-	Yes	-
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 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	-
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	-
USB	-	Yes Micro-USB	Yes Micro-USB	Yes USB Type C	Yes
Wi-Fi	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	Yes	-
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	-	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
Stylus	-	Yes	-	-	-
Text Keyboard, Hardware	-	Yes	-	-	Yes
Touch Screen	-	Yes Resistive	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	Yes	n/a	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	Yes	Yes	Yes	-
Music Player	-	n/a	n/a	n/a	n/a
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	Yes	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
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	-
	Samsung PM-A840	HP iPAQ Glisten	Huawei W1	AT&T Vista	BlackBerry 7280
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung PM-A840	HP iPAQ Glisten	Huawei W1	AT&T Vista	BlackBerry 7280