Live nowPrime Day 2026October 6 to 7, 2026Starts in10d02h24m39sSee the deals
Door Locks · Head to head

Eufy Smart Lock E31 vs Philips 4200 Series Smart Deadbolt with Door Lever

Full Smart Door Locks comparison in 2026

Updated September 2026
Data from Amazon and official Eufy and Philips sites.
2026 verdict
For most buyers in 2026, Philips 4200 Series Smart Deadbolt with Door Lever is the safer pick over Eufy Smart Lock E31 because of price, rating, and connectivity.
Philips 4200 Series Smart Deadbolt with Door Lever
Winner
Philips 4200 Series Smart Deadbolt with Door Lever
$109.98$169.9935% OFF
Buy on Amazon USACheck price
Its clearest strengths are price, rating, and connectivity, and it still looks stronger on Lock/Unlock system. Eufy Smart Lock E31 is still relevant if you care most about battery life and integrations, but Philips 4200 Series Smart Deadbolt with Door Lever is the stronger recommendation overall. In practical terms, Philips 4200 Series Smart Deadbolt with Door Lever is the easier product to recommend.
vs
Price alerts

Door Lock prices change while you decide

We check the price of every Door Lock in the catalog daily and email you the drops, whichever one you pick.

Smart home deals and news, straight to your inbox

Price drops, new releases and the smart home news worth knowing.

No spam. Unsubscribe in one click.

Your subscription could not be saved. Please try again.
Please enter a valid email address.
Your subscription has been successful.
FeatureEufy Smart Lock E31Philips 4200 Series Smart Deadbolt with Door LeverWinner
Price$124.99$109.98Philips 4200 Series Smart Deadbolt with Door Lever
Rating4.04.3Philips 4200 Series Smart Deadbolt with Door Lever
Battery Life14 months6 monthsEufy Smart Lock E31
Connectivity2.4 GHz WiFi2.4 GHz WiFi, BluetoothPhilips 4200 Series Smart Deadbolt with Door Lever
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Home AssistantEufy Smart Lock E31
Lock/Unlock SystemRemote, Passcode, Fingerprint, Physical KeyRemote, Bluetooth, Passcode, Fingerprint, Physical KeyPhilips 4200 Series Smart Deadbolt with Door Lever
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Anti-peep PasswordYESYESTie
Emergency FingerprintNONOTie
DoorbellNONOTie

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Eufy Smart Lock E31
  • Philips 4200 Series Smart Deadbolt with Door Lever

Loading price history...

Frequently Asked Questions

Which is better overall: Eufy Smart Lock E31 or Philips 4200 Series Smart Deadbolt with Door Lever?

Philips 4200 Series Smart Deadbolt with Door Lever has the stronger overall profile in this comparison, especially for price, rating, and connectivity.

What is the biggest difference between Eufy Smart Lock E31 and Philips 4200 Series Smart Deadbolt with Door Lever?

Price is one of the clearest differences: Eufy Smart Lock E31 lists $124.99, while Philips 4200 Series Smart Deadbolt with Door Lever lists $109.98.

Which one looks better on price?

Eufy Smart Lock E31 is listed at $124.99, while Philips 4200 Series Smart Deadbolt with Door Lever is listed at $109.98. Philips 4200 Series Smart Deadbolt with Door Lever (better spec).

Who should buy Eufy Smart Lock E31?

Choose Eufy Smart Lock E31 if your priority is battery life and integrations and that matters more than price.

Who should buy Philips 4200 Series Smart Deadbolt with Door Lever?

Choose Philips 4200 Series Smart Deadbolt with Door Lever if your priority is price and rating and that matters more than battery life.

Full comparison table

Compare all 44 Door Locks side by side

You are looking at two of them. The full table lines up all Door Locks in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 44 Door Locks
  • 55 specs compared
  • 51 filters
Open the full comparison
More Door Locks

Top Door Locks to compare next

44 smart door locks from 13 brands compared: Aqara, Eufy, Nuki, Schlage and more. Unlock methods, battery life, retrofit fit and app support.

All Door Locks
Eufy

More Eufy products

A sharper look at other Eufy products worth comparing.

Explore Eufy
Philips

More Philips products

A sharper look at other Philips products worth comparing.

Explore Philips
Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
Search