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Phone	LG Optimus T	Samsung SGH-R225 / SGH-R225M	Nokia 7.1	Nokia 7510	HTC Dash / S620 / S621 (Excalibur)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.2" diag. 5 : 3	?	5.8" diag. 19 : 9	2.2" diag. 4 : 3	?
Display Resolution & Type	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	128 x 64 pixels	1080 x 2280 pixels (~432 ppi) LCD (TFT/TFD)	240 x 320 pixels (~182 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	?	?
Battery	1,500 mAh	?	3,060 mAh	870 mAh	960 mAh
Processor	Qualcomm S1 MSM7227	?	Qualcomm Snapdragon 636	?	200 MHz OMAP 850
RAM	?	?	4 GB *	?	?
Storage	? raw hardware	? raw hardware	64 GB *	? raw hardware	? raw hardware
Main Camera	3 megapixel	-	12 megapixel	2 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	VGA (640 x 480)	-	4K UHD	QCIF (176 x 144)	?
Front Camera	-	-	8 megapixel	-	-
Weight	4.48 oz (127g)	3.35 oz (95g)	5.64 oz (160g)	4.73 oz (134g)	4.23 oz (120g)
Dimensions	4.46" x 2.32" x 0.52" (113 x 59 x 13.2 mm)	4.33" x 1.81" x 0.93" (110 x 46 x 23.6 mm)	5.89" x 2.8" x 0.31" (150 x 71 x 8 mm)	3.64" x 1.83" x 0.66" (92 x 46 x 16.8 mm)	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	Android	(proprietary)	Android	(proprietary)	Windows Mobile Standard
Network Bands	WCDMA: 4 GSM: 850, 900, 1800, 1900	GSM: 900, 1900	4G LTE: 2, 4, 5, 7, 12, 13, 17, 28, 38, 66 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	GSM: 850, 900, 1800, 1900	GSM: 850, 900, 1800, 1900
Data Technology	HSPA 7.2	-	LTE (Cat 6)	EDGE	EDGE
Features
Fingerprint Reader	-	-	Yes stand-alone	-	-
Flashlight	-	-	Yes	-	-
GPS / Location	n/a	-	n/a	-	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	Yes	n/a
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	-	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	-	Yes	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
NFC	-	-	Yes	-	-
USB	Yes Micro-USB	-	Yes USB Type C	Yes Micro-USB	Yes
Wi-Fi	Yes 802.11 b,g	-	Yes 5 (802.11 a,ac,b,g,n)	Yes *	Yes 802.11 b,g
Contacts
Picture ID	n/a	-	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
Changeable Body Plates	-	-	-	Yes	-
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
Data Tethering	n/a	Yes	n/a	Yes	n/a
Dual-SIM	-	-	Yes	-	-
External Antenna Jack	n/a	-	n/a	-	n/a
WAP / Web Browser	n/a	-	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	-	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	Yes	n/a
MMS	n/a	Yes	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	-	n/a
Music
FM Radio	Yes	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	Yes	-	-
Music Player	n/a	-	n/a	Yes	n/a
Power
Fast Charging	-	-	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	-	n/a	Yes	n/a
Voice Memo	n/a	-	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	-	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	n/a	Yes	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	LG Optimus T	Samsung SGH-R225 / SGH-R225M	Nokia 7.1	Nokia 7510	HTC Dash / S620 / S621 (Excalibur)
	X >	< X >	< X >	< X >	< X

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


Phone	LG Optimus T	Samsung SGH-R225 / SGH-R225M	Nokia 7.1	Nokia 7510	HTC Dash / S620 / S621 (Excalibur)