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Phone	Samsung PM-A840	HTC MDA Compact / xda II mini / JAM (Magician)	Samsung SGH-T239	Palm Treo 680	TCL 40 XL / Jitterbug Smart 4
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	?	6.8" diag. 20 : 9
Display Resolution & Type	128 x 160 pixels LCD (STN)	240 x 320 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	720 x 1600 pixels (~260 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	90 Hz
Battery	?	1,200 mAh	?	?	5,000 mAh
Processor	?	416 MHz Intel xScale	?	?	2.3 GHz MediaTek Helio G37
RAM	?	?	?	?	4 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	128 GB
Main Camera	Yes	1 megapixel	Yes	Yes	50 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	-	CIF (352 x 288)	1080p HD
Front Camera	-	-	-	-	8 megapixel
Weight	3.28 oz (93g)	5.29 oz (150g)	3.34 oz (95g)	5.5 oz (156g)	6.88 oz (195g)
Dimensions	3.54" x 1.85" x 0.94" (90 x 47 x 23.9 mm)	4.25" x 2.28" x 0.72" (108 x 58 x 18.3 mm)	3.78" x 1.87" x 0.68" (96 x 47 x 17.3 mm)	4.4" x 2.3" x 0.8" (112 x 58 x 20.3 mm)	6.61" x 3.01" x 0.35" (168 x 76 x 8.8 mm)
Form Factor	Clamshell	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	Windows Mobile Professional	(proprietary)	Palm OS	Android
Network Bands	CDMA: 850, 1900 AMPS: 850	GSM: 850, 1800, 1900 *	GSM: 850, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	GPRS	GPRS	EDGE	LTE (Cat 6)
Features
Barometer	-	-	-	-	Yes
Fingerprint Reader	-	-	-	-	Yes
Flashlight	-	-	-	-	Yes
GPS / Location	Yes	n/a	-	n/a	n/a
Accessibility
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	-	-	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Infrared (IR)	-	Yes	-	Yes	-
USB	-	Yes Mini-USB	-	Yes	Yes USB Type C
Wi-Fi	-	-	-	-	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	Yes	n/a	-	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	-	n/a	n/a
External Antenna Jack	-	n/a	-	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	Yes	-	Yes	Yes Capacitive
Memory
Memory Card Slot	-	Yes	-	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	Yes	n/a	n/a
MMS	-	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	-	-	Yes
Music Player	-	n/a	-	n/a	n/a
Stereo Speakers	-	-	-	-	Yes
Power
Fast Charging	-	-	-	-	Yes
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	Yes	n/a	Yes	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	Yes	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 PM-A840	HTC MDA Compact / xda II mini / JAM (Magician)	Samsung SGH-T239	Palm Treo 680	TCL 40 XL / Jitterbug Smart 4
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung PM-A840	HTC MDA Compact / xda II mini / JAM (Magician)	Samsung SGH-T239	Palm Treo 680	TCL 40 XL / Jitterbug Smart 4