What are the differences between each Sifely Smart Lock model?

Question 

What are the differences between each Sifely Smart Lock model?

Answer

Here is a table that explains the similarities and differences 

Lock Appearance as  Viewed from Outside
Lock Model	Sifely - S Smart Lock	Sifely - E Deadbolt	Sifely X Smart Lock	Sifely - O Deadbolt	Sifely - St Smart Lock
Type	Latch/Lever	Deadbolt	Latch/Lever	Deadbolt	Latch/Lever
Warranty	Replacement of entire lock or parts up to 1 year of purchase	Replacement of entire lock or parts up to 1 year of purchase	Replacement of entire lock or parts up to 1 year of purchase	Replacement of entire lock or parts up to 1 year of purchase	Replacement of entire lock or parts up to 1 year of purchase
Mode of Entry	App, fingerprint, passcode, physical key, cards, wireless key fob	App, passcode, physical key, cards, wireless key fob	App, fingerprint, passcode, physical key, cards, wireless key fob	App, fingerprint, passcode, physical key, cards, wireless key fob	App, passcode, physical key, cards, wireless key fob
Control remotely?	requires a gateway + wifi	requires a gateway + wifi	requires a gateway + wifi	requires a gateway + wifi	requires a gateway + wifi
Door Lock Space / Dimensions for Install	Door Thickness: 1 ⅜” to 2 ¼” (35mm to 55 mm) Borehole: 2 ⅜” or 2 ¾” (60mm to 70 mm)	Door Thickness: 1 ⅜” to 2 ¼” (35mm to 55 mm) Borehole: 2 ⅜” or 2 ¾” (60mm to 70 mm)	Door Thickness: 1 ⅜” to 2 ¼” (35mm to 55 mm) Borehole: 2 ⅜” or 2 ¾” (60mm to 70 mm)	Door Thickness: 1 ⅜” to 2 ¼” (35mm to 55 mm) Borehole: 2 ⅜” or 2 ¾” (60mm to 70 mm)	Door Thickness: 1 ⅜” to 2 ¼” (35mm to 55 mm) Borehole: 2 ⅜” or 2 ¾” (60mm to 70 mm)

Here are more Comparisons 

Lock Appearance as  Viewed from Outside
Lock Automatically	yes	yes	yes	yes	yes
Smartphone notifications	requires a gateway + wifi	requires a gateway + wifi	requires a gateway + wifi	requires a gateway + wifi	requires a gateway + wifi
Waterproof?	IP65	IP65	IP65	IP65	IP65
Temperature range for Operation?	14° F to 158° F -10° C to 70° C	14° F to 158° F -10° C to 70° C	14° F to 158° F -10° C to 70° C	14° F to 158° F -10° C to 70° C	14° F to 158° F -10° C to 70° C
Material	Zinc Alloy	Zinc Alloy	Stainless Steel	Zinc Alloy	Zinc Alloy
Anti peeping code	yes	yes	yes	yes	yes
Emergency Unlock	Physical Key	Physical Key	Physical Key	Physical Key	Physical Key
Voice Assistance / Integrations	Works with Alexa Skills and Google Home (Gateway required)	Works with Alexa Skills and Google Home (Gateway required)	Works with Alexa Skills and Google Home (Gateway required)	Works with Alexa Skills and Google Home (Gateway required)	Works with Alexa Skills and Google Home (Gateway required)

Note: The following rows highlight the primary differences: Type, Mode of Entry, and Materials. The Sifely E Deadbolt  and the Sifely St Smart Lock have no fingerprint sensor 

If you have any questions, concerns, or feedback, please contact Sifely Customer Service via email [e-mail] or message us at sifely.com. Our CS team is available from Monday through Sunday 8:00 AM - 5:00 PM (PST/PDT)