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Phone	ZTE Blade X1 5G	Siemens CT66 / C66 / C65 / C71 / C70	Samsung SPH-A660 / VI660	HTC Snap S511 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released
Display Size	6.5" diag. 19.5 : 9	?	?	2.4" diag. 4 : 3
Display Resolution & Type	1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD)	130 x 130 pixels LCD (Color)	128 x 160 pixels LCD (Color)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?
Battery	4,000 mAh	600 mAh	?	1,500 mAh
Processor	2.4 GHz Qualcomm Snapdragon 765G	?	?	528 MHz Qualcomm S1 MSM7625
RAM	6 GB	?	?	?
Storage	128 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	48 megapixel	Yes	-	2 megapixel
Wide Camera	8 megapixel	-	-	-
Tele Camera	-	-	-	-
Video Capture	4K UHD	-	-	CIF (352 x 288)
Front Camera	16 megapixel	-	-	-
Weight	6.7 oz (190g)	3 oz (85g)	3.54 oz (100g)	4.2 oz (119g)
Dimensions	6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm)	4.1" x 1.8" x 0.7" (104 x 46 x 17.8 mm)	3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm)	4.48" x 2.48" x 0.54" (114 x 63 x 13.7 mm)
Form Factor	Slab	Slab	Clamshell	Slab
Platform / OS	Android	(proprietary)	(proprietary)	Windows Mobile Standard
Network Bands	5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66	GSM: 850, 1800, 1900 *	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900
Data Technology	NR (5G)	GPRS	1xRTT	EVDO rA
Features
Barometer	Yes	-	-	-
Fingerprint Reader	Yes stand-alone	-	-	-
Flashlight	Yes	-	-	-
GPS / Location	n/a	-	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	-	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes
Alerts
Ringer Profiles	-	Yes	-	Yes
Connectivity
Bluetooth	Yes	-	-	Yes
Infrared (IR)	-	Yes	-	-
NFC	Yes	-	-	-
USB	Yes USB Type C	Yes	-	Yes
Wi-Fi	Yes 5 (802.11 a,ac,b,g,n)	-	-	-
Contacts
Picture ID	n/a	Yes	Yes	n/a
Ringer ID	n/a	Yes	Yes	n/a
Voice Dialing	n/a	-	Yes	n/a
Customization
Changeable Body Plates	-	Yes	-	-
Custom Graphics	n/a	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	n/a
Real-Music Ringers	n/a	-	-	n/a
Data & Network
Data Tethering	n/a	-	Yes	n/a
WAP / Web Browser	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	n/a
Side Keys	Yes	-	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes
Touch Screen	Yes Capacitive	-	-	-
Memory
Memory Card Slot	Yes	-	-	Yes
Messaging
Email Client	n/a	-	-	n/a
EMS / Picture Messaging	n/a	Yes	-	n/a
Instant Messaging	n/a	-	-	n/a
MMS	n/a	Yes	-	n/a
Text Messaging Templates	n/a	Yes	-	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-
Music Player	n/a	-	-	n/a
Power
Fast Charging	Yes	-	-	-
Productivity
Alarm	n/a	Yes	Yes	n/a
Calculator	n/a	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	n/a
To-Do List	n/a	Yes	Yes	n/a
Voice Memo	n/a	Yes	Yes	n/a
Software
Games	n/a	Yes	Yes	n/a
Java (J2ME)	n/a	Yes	Yes	n/a
Voice
Call Screening	-	Yes	-	-
HD Voice	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	-	Yes	n/a
Push-To-Talk	-	Yes *	-	-
Speaker Phone	Yes	Yes	-	Yes
	* Some versions only
	ZTE Blade X1 5G	Siemens CT66 / C66 / C65 / C71 / C70	Samsung SPH-A660 / VI660	HTC Snap S511 (CDMA)
	X >	< X >	< X >	< X

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


Phone	ZTE Blade X1 5G	Siemens CT66 / C66 / C65 / C71 / C70	Samsung SPH-A660 / VI660	HTC Snap S511 (CDMA)