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Phone	Samsung Knack U310	Samsung SCH-A530	Cricket Debut S2 / AT&T Calypso 4	Nokia N-Gage QD	Motorola edge (2020)
Current U.S. Carriers	(none)	(none)	AT&T	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	?	6.1" diag. 19.5 : 9	?	6.7" diag. 19.5 : 9
Display Resolution & Type	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (STN)	720 x 1560 pixels (~282 ppi) LCD (TFT/TFD)	176 x 208 pixels LCD (Color)	1080 x 2340 pixels (~385 ppi) AMOLED
Display Refresh	?	?	60 Hz	?	90 Hz
Battery	1,000 mAh	?	3,000 mAh	1,070 mAh	4,500 mAh
Processor	?	?	2 GHz MediaTek Helio A22 (MT6761WB)	?	Qualcomm Snapdragon 765
RAM	?	?	3 GB	?	6 GB
Storage	? raw hardware	? raw hardware	64 GB	? raw hardware	256 GB *
Main Camera	-	-	8 megapixel	-	64 megapixel
Wide Camera	-	-	-	-	16 megapixel
Tele Camera	-	-	-	-	8 megapixel
Video Capture	-	-	?	-	4K UHD
Front Camera	-	-	5 megapixel	-	25 megapixel
Weight	3.63 oz (103g)	3 oz (85g)	5.64 oz (160g)	5.04 oz (143g)	6.63 oz (188g)
Dimensions	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	3.18" x 1.67" x 0.9" (81 x 42 x 22.9 mm)	6.11" x 2.87" x 0.34" (155 x 73 x 8.6 mm)	4.65" x 2.68" x 0.87" (118 x 68 x 22.1 mm)	6.36" x 2.8" x 0.37" (162 x 71 x 9.3 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Slab
Platform / OS	(proprietary)	(proprietary)	Android	S60 (Symbian)	Android
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30, 66 WCDMA: 1, 2, 4, 5, 8	GSM: 850, 1900 *	5G: 1, 2, 3, 5, 7, 25, 28, 38, 41, 66, 71 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66, 71 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900
Data Technology	-	1xRTT	LTE (Cat 4)	GPRS	NR (5G)
Features
Fingerprint Reader	-	-	-	-	Yes in-display (optical)
Flashlight	-	-	Yes	-	Yes
GPS / Location	Yes	Yes	n/a	n/a	n/a
Water-Resistant	-	-	-	-	Yes IPX4 (splash)
Accessibility
Adjustable Text Size	Yes	-	n/a	n/a	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	-	-	-	Yes
Alerts
Extra Display	Yes	Yes	-	-	-
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
NFC	-	-	-	-	Yes
USB	-	-	Yes USB Type C	-	Yes USB Type C
Wi-Fi	-	-	Yes 5 (802.11 a,ac,b,g,n)	-	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	-	Yes	n/a	n/a	n/a
Ringer ID	-	Yes	n/a	n/a	n/a
Voice Dialing	Yes	Yes	n/a	n/a	n/a
Customization
Custom Graphics	-	Yes	n/a	n/a	n/a
Custom Ringtones	-	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	-	Yes	n/a	n/a	n/a
Dual-SIM	-	-	-	-	Yes
WAP / Web Browser	-	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
Touch Screen	-	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	-	-	n/a	n/a	n/a
EMS / Picture Messaging	Yes	-	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	-	-	n/a	n/a	n/a
Text Messaging Templates	-	-	n/a	n/a	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Stereo Speakers	-	-	-	-	Yes
Power
Fast Charging	-	-	Yes	-	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	n/a	n/a	n/a
Software
BREW	-	Yes	n/a	n/a	n/a
Games	-	Yes	n/a	n/a	n/a
Java (J2ME)	-	-	n/a	n/a	n/a
Voice
HD Voice	-	-	Yes	-	Yes
Headset Jack (2.5 mm)	Yes	Yes	n/a	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	Samsung Knack U310	Samsung SCH-A530	Cricket Debut S2 / AT&T Calypso 4	Nokia N-Gage QD	Motorola edge (2020)
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Knack U310	Samsung SCH-A530	Cricket Debut S2 / AT&T Calypso 4	Nokia N-Gage QD	Motorola edge (2020)