The Smart Device Compare comparison

Eufy FamiLock E40 vs Wyze Auto-Lock Bolt v2

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Eufy FamiLock E40 and Wyze Auto-Lock Bolt v2

A summary of selected recorded differences between these door locks. Check the full specification table below for details and conditions.

Feature differences among your selected devices

Doorbell (features): Eufy FamiLock E40 — Yes; Wyze Auto-Lock Bolt v2 — No.
Apple Home (integrations): Eufy FamiLock E40 — Yes (Via Matter); Wyze Auto-Lock Bolt v2 — No.
Matter (integrations): Eufy FamiLock E40 — Yes (Camera streams are not supported via Matter); Wyze Auto-Lock Bolt v2 — No.
SmartThings (integrations): Eufy FamiLock E40 — Yes (Via Matter); Wyze Auto-Lock Bolt v2 — No.

Specifications to check side by side

Backup Battery (power): Eufy FamiLock E40 — 800mAh built-in backup battery; Wyze Auto-Lock Bolt v2 — USB-C Emergency Port.
Battery Life (power): Eufy FamiLock E40 — 6 months; Wyze Auto-Lock Bolt v2 — 8 months.
Battery Type (power): Eufy FamiLock E40 — Built-in; Wyze Auto-Lock Bolt v2 — 8x AA.
Internal Storage (video): Eufy FamiLock E40 — 32GB; Wyze Auto-Lock Bolt v2 — No.

Information still to confirm

13 of 45 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
Check the full table and manufacturer documentation before ruling out a device.

These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.

Compare capabilities, compatibility and setup requirements.

Option 1 · Eufy

Eufy FamiLock E40

Last updated October 2026

View full device profile

Option 2 · Wyze

Wyze Auto-Lock Bolt v2

Last updated October 2026

View full device profile

What the catalog tells us

Understand the tradeoffs.

These counts describe the available data, not a quality score. More features do not automatically make a better device.

13differences with recorded values for every device

13rows with missing or unspecified information

Consider your setup

Apple Home

Eufy FamiLock E40Yes
Wyze Auto-Lock Bolt v2No

Confirm which features appear in Apple Home and whether extra hardware or a subscription is needed for your intended use.

Inspect the specifications

Consider your setup

Matter

Eufy FamiLock E40Yes
Wyze Auto-Lock Bolt v2No

Confirm the exact device type and the features exposed in your chosen platform. Protocol support does not establish feature parity across apps.

Inspect the specifications

Consider your setup

Battery Life

Eufy FamiLock E406 months
Wyze Auto-Lock Bolt v28 months

Compare the stated test conditions. Catalog battery figures alone do not predict runtime in your home.

Inspect the specifications

Your priorities, side by side

Focus on what changes.

Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.

Differences onlyMy priorities (0)

Showing 45 of 45 rows. “Not recorded” does not mean “No”.

Reading layout

Alerts

Door Lock Unlock

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Yes

Low Battery Alert

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Yes

Multiple Unlocking Failure Alert

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: Not recorded

Tamper Proof Alert

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: Not recorded

Automatic Lock

After Door Closed

Eufy FamiLock E40: Yes
Catalog note
Countdown auto-lock
Wyze Auto-Lock Bolt v2: Yes
Catalog note
Auto-lock

Away

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: No

Geolocation

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: Not recorded

Connectivity

2.4 GHz Wi-Fi

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Yes

5 GHz Wi-Fi

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Bluetooth

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Not recorded

Other

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Thread

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Z Wave

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Zigbee

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Features

Anti Peep Password

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Yes

Doorbell

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: No

Emergency Fingerprint

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

One Time Password

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Not recorded

Periodic Password

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Not recorded

Integrations

Alexa

Eufy FamiLock E40: Yes
Catalog note
Via Matter
Wyze Auto-Lock Bolt v2: Yes
Catalog note
Wyze lists Alexa among the ways to operate the Bolt v2; locking by voice is allowed and unlocking is not, which is Alexa's own restriction on locks

Apple Home

Eufy FamiLock E40: Yes
Catalog note
Via Matter
Wyze Auto-Lock Bolt v2: No

Google Home

Eufy FamiLock E40: Yes
Catalog note
Via Matter
Wyze Auto-Lock Bolt v2: Not recorded

Home Assistant

Eufy FamiLock E40: Yes
Catalog note
Via Matter
Wyze Auto-Lock Bolt v2: Not recorded

Matter

Eufy FamiLock E40: Yes
Catalog note
Camera streams are not supported via Matter
Wyze Auto-Lock Bolt v2: No

SmartThings

Eufy FamiLock E40: Yes
Catalog note
Via Matter
Wyze Auto-Lock Bolt v2: No

Lock System

Apple Home Key

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Bluetooth

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Not recorded

Face Recognition

Eufy FamiLock E40: Yes
Catalog note
3D facial recognition, up to 50 faces stored locally
Wyze Auto-Lock Bolt v2: No

Fingerprint

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Yes
Catalog note
AI learning fingerprint scanner, unlocks in 0.5 seconds

Nfc Tag

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Passcode

Eufy FamiLock E40: Yes
Catalog note
Touchscreen keypad
Wyze Auto-Lock Bolt v2: Yes
Catalog note
Anti-peep keypad

Physical Key

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: Yes
Catalog note
Backup keys included

Remote

Eufy FamiLock E40: Yes
Catalog note
Direct Wi-Fi, no bridge required
Wyze Auto-Lock Bolt v2: Yes
Catalog note
Built-in Wi-Fi, manage via the Wyze app

Power

Backup Battery

Eufy FamiLock E40: 800mAh built-in backup battery
Wyze Auto-Lock Bolt v2: USB-C Emergency Port

Battery Life

Eufy FamiLock E40: 6 months
Wyze Auto-Lock Bolt v2: 8 months

Battery Type

Eufy FamiLock E40: Built-in
Wyze Auto-Lock Bolt v2: 8x AA

Sensors

Open Close

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: Not recorded

Video

2k Video

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: No

Customizable Area

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: No

Hd Video

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: No

Internal Storage

Eufy FamiLock E40: 32GB
Wyze Auto-Lock Bolt v2: No

microSD card slot

Eufy FamiLock E40: No
Wyze Auto-Lock Bolt v2: No

Motion Detection

Eufy FamiLock E40: Yes
Catalog note
60 GHz radar motion detection
Wyze Auto-Lock Bolt v2: No

Night Vision

Eufy FamiLock E40: Yes
Wyze Auto-Lock Bolt v2: No

Range Of Detection

Eufy FamiLock E40: Not recorded
Wyze Auto-Lock Bolt v2: Not applicable / unspecified

Specifications for Eufy FamiLock E40 versus Wyze Auto-Lock Bolt v2
Specification	Eufy FamiLock E40	Wyze Auto-Lock Bolt v2
Alerts
Door Lock Unlock	Yes	Yes
Low Battery Alert	Yes	Yes
Multiple Unlocking Failure Alert	Not recorded	Not recorded
Tamper Proof Alert	Not recorded	Not recorded
Automatic Lock
After Door Closed	Yes Catalog note Countdown auto-lock	Yes Catalog note Auto-lock
Away	Not recorded	No
Geolocation	Not recorded	Not recorded
Connectivity
2.4 GHz Wi-Fi	Yes	Yes
5 GHz Wi-Fi	No	No
Bluetooth	Yes	Not recorded
Other	No	No
Thread	No	No
Z Wave	No	No
Zigbee	No	No
Features
Anti Peep Password	Yes	Yes
Doorbell	Yes	No
Emergency Fingerprint	No	No
One Time Password	Yes	Not recorded
Periodic Password	Yes	Not recorded
Integrations
Alexa	Yes Catalog note Via Matter	Yes Catalog note Wyze lists Alexa among the ways to operate the Bolt v2; locking by voice is allowed and unlocking is not, which is Alexa's own restriction on locks
Apple Home	Yes Catalog note Via Matter	No
Google Home	Yes Catalog note Via Matter	Not recorded
Home Assistant	Yes Catalog note Via Matter	Not recorded
Matter	Yes Catalog note Camera streams are not supported via Matter	No
SmartThings	Yes Catalog note Via Matter	No
Lock System
Apple Home Key	No	No
Bluetooth	Yes	Not recorded
Face Recognition	Yes Catalog note 3D facial recognition, up to 50 faces stored locally	No
Fingerprint	Yes	Yes Catalog note AI learning fingerprint scanner, unlocks in 0.5 seconds
Nfc Tag	No	No
Passcode	Yes Catalog note Touchscreen keypad	Yes Catalog note Anti-peep keypad
Physical Key	Yes	Yes Catalog note Backup keys included
Remote	Yes Catalog note Direct Wi-Fi, no bridge required	Yes Catalog note Built-in Wi-Fi, manage via the Wyze app
Power
Backup Battery	800mAh built-in backup battery	USB-C Emergency Port
Battery Life	6 months	8 months
Battery Type	Built-in	8x AA
Sensors
Open Close	Not recorded	Not recorded
Video
2k Video	Yes	No
Customizable Area	Not recorded	No
Hd Video	Yes	No
Internal Storage	32GB	No
microSD card slot	No	No
Motion Detection	Yes Catalog note 60 GHz radar motion detection	No
Night Vision	Yes	No
Range Of Detection	Not recorded	Not applicable / unspecified

Know what’s behind the comparison.

The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.

Read our comparison methodology