Winner
Updated November 2026
Data from the official Eufy and Google sites.
2026 verdict
Across the 2026 comparison, Eufy FamiLock E40 earns the nod over Google Nest x Yale Lock on the strength of rating, connectivity, and integrations.
It wins the broader comparison through rating, connectivity, and integrations, while Lock/Unlock system and One-Time password help confirm the result. You should still consider Google Nest x Yale Lock if price, warranty, and battery life matter more than raw overall balance. For the average buyer, Eufy FamiLock E40 is the safer choice.
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The biggest differences
Where these two are furthest apart, and by how much.
- Battery Life2×Google Nest x Yale Lock1 year vs 6 months
- Warranty+33%Google Nest x Yale Lock2 years vs 1.5 years
| Feature | Eufy FamiLock E40 | Google Nest x Yale Lock | Winner |
|---|---|---|---|
| Price | $349.99 | $210.00 | Google Nest x Yale Lock |
| Rating | 4.6 | 4.2 | Eufy FamiLock E40 |
| Warranty | 1.5 years | 2 years | Google Nest x Yale Lock |
| Battery Life | 6 months | 1 year | Google Nest x Yale Lock |
| Connectivity | 2.4 GHz WiFi, Bluetooth | Other | Eufy FamiLock E40 |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Google Home | Eufy FamiLock E40 |
| Lock/Unlock System | Remote, Bluetooth, Passcode, Fingerprint, Face Recognition, Physical Key | Remote, Passcode | Eufy FamiLock E40 |
| One-Time Password | YES | NO | Eufy FamiLock E40 |
| Anti-peep Password | YES | NO | Eufy FamiLock E40 |
| Doorbell | YES | NO | Eufy FamiLock E40 |
| Local Control | YES | NO | Eufy FamiLock E40 |
| Periodic Password | YES | YES | Tie |
Winner
$349.99
- + Rating: 4.6
- + Connectivity: 2.4 GHz WiFi, Bluetooth
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Price: $349.99 vs $210.00
- - Warranty: 1.5 years vs 2 years
12% OFF
$210.00
$239.99
- + Price: $210.00
- + Warranty: 2 years
- + Battery Life: 1 year
- - Rating: 4.2 vs 4.6
- - Connectivity: Other vs 2.4 GHz WiFi, Bluetooth
Frequently Asked Questions
Which is better overall: Eufy FamiLock E40 or Google Nest x Yale Lock?
Eufy FamiLock E40 has the stronger overall profile in this comparison, especially for rating, connectivity, and integrations.
What is the biggest difference between Eufy FamiLock E40 and Google Nest x Yale Lock?
Price is one of the clearest differences: Eufy FamiLock E40 lists $349.99, while Google Nest x Yale Lock lists $210.00.
Which one looks better on price?
Eufy FamiLock E40 is listed at $349.99, while Google Nest x Yale Lock is listed at $210.00. Google Nest x Yale Lock (better spec).
Who should buy Eufy FamiLock E40?
Choose Eufy FamiLock E40 if your priority is rating and connectivity and that matters more than price.
Who should buy Google Nest x Yale Lock?
Choose Google Nest x Yale Lock if your priority is price and warranty and that matters more than rating.
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