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Phone	ZTE Blade X1 5G	HTC Dash / S620 / S621 (Excalibur)	Siemens C56	Palm Treo 600 (GSM)	HTC ThunderBolt
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	6.5" diag. 19.5 : 9	?	?	?	4.3" diag. 5 : 3
Display Resolution & Type	1080 x 2340 pixels (~396 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)	101 x 64 pixels	160 x 160 pixels LCD (Color)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	4,000 mAh	960 mAh	700 mAh	?	1,400 mAh
Processor	2.4 GHz Qualcomm Snapdragon 765G	200 MHz OMAP 850	?	?	1 GHz Qualcomm Snapdragon S2 MSM8655
RAM	6 GB	?	?	?	768 MB
Storage	128 GB	? raw hardware	? raw hardware	? raw hardware	8 GB
Main Camera	48 megapixel	1 megapixel	-	Yes	8 megapixel
Wide Camera	8 megapixel	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	4K UHD	?	-	-	720p HD
Front Camera	16 megapixel	-	-	-	1 megapixel
Weight	6.7 oz (190g)	4.23 oz (120g)	3 oz (85g)	5.92 oz (168g)	5.78 oz (164g)
Dimensions	6.46" x 2.99" x 0.36" (164 x 76 x 9.2 mm)	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)	3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)	4.8" x 2.6" x 0.52" (122 x 66 x 13.2 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	Android	Windows Mobile Standard	(proprietary)	Palm OS	Android
Network Bands	5G: 2, 5, 66 4G LTE: 2, 4, 5, 12, 13, 66	GSM: 850, 900, 1800, 1900	GSM: 850, 1900	GSM: 850, 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900
Data Technology	NR (5G)	EDGE	GPRS	GPRS	LTE (Cat 3)
Features
Barometer	Yes	-	-	-	-
Fingerprint Reader	Yes stand-alone	-	-	-	-
Flashlight	Yes	-	-	-	Yes
GPS / Location	n/a	n/a	Yes	n/a	n/a
Accessibility
Adjustable Text Size	n/a	n/a	-	n/a	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	-	-	-	Yes
Multiple Languages	n/a	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	Yes	Yes	-	-
Connectivity
Bluetooth	Yes	Yes	-	-	Yes
Infrared (IR)	-	-	-	Yes	-
Mobile Hotspot	n/a	n/a	-	n/a	n/a
NFC	Yes	-	-	-	-
USB	Yes USB Type C	Yes	Yes	Yes	Yes Micro-USB
Wi-Fi	Yes 5 (802.11 a,ac,b,g,n)	Yes 802.11 b,g	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	n/a	-	n/a	n/a
Ringer ID	n/a	n/a	Yes	n/a	n/a
Voice Dialing	n/a	n/a	Yes	n/a	n/a
Customization
Changeable Body Plates	-	-	Yes	-	-
Custom Graphics	n/a	n/a	Yes	n/a	n/a
Custom Ringtones	n/a	n/a	Yes	n/a	n/a
Real-Music Ringers	n/a	n/a	-	n/a	n/a
Data & Network
Data Tethering	n/a	n/a	Yes	n/a	n/a
External Antenna Jack	n/a	n/a	-	n/a	n/a
WAP / Web Browser	n/a	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	-	Yes	-	Yes	-
Touch Screen	Yes Capacitive	-	-	Yes	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	n/a	n/a	-	n/a	n/a
EMS / Picture Messaging	n/a	n/a	Yes	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	n/a	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	n/a	-	n/a	n/a
Photo & Video
DLNA	-	-	-	-	Yes
Video Calling	n/a	n/a	-	n/a	n/a
Power
Fast Charging	Yes	-	-	-	-
Productivity
Alarm	n/a	n/a	Yes	n/a	n/a
Calculator	n/a	n/a	Yes	n/a	n/a
Calendar	n/a	n/a	Yes	n/a	n/a
To-Do List	n/a	n/a	-	n/a	n/a
Voice Memo	n/a	n/a	-	n/a	n/a
Software
Games	n/a	n/a	Yes	n/a	n/a
Java (J2ME)	n/a	n/a	Yes	n/a	n/a
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	-	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	ZTE Blade X1 5G	HTC Dash / S620 / S621 (Excalibur)	Siemens C56	Palm Treo 600 (GSM)	HTC ThunderBolt
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Blade X1 5G	HTC Dash / S620 / S621 (Excalibur)	Siemens C56	Palm Treo 600 (GSM)	HTC ThunderBolt