Door Locks · Head to head

Eufy Smart Lock C34 vs TP-Link Tapo DL100

Full Smart Door Locks comparison in 2026

Updated October 2026
Data from Amazon and official Eufy and TP-Link sites.
2026 verdict
Across the 2026 comparison, TP-Link Tapo DL100 earns the nod over Eufy Smart Lock C34 on the strength of price, rating, and battery life.
TP-Link Tapo DL100
Winner
TP-Link Tapo DL100
$59.99$69.9914% OFF

Last recorded price

Buy on Amazon USA
It builds its lead on price, rating, and battery life, then backs it up with a stronger showing on Lock/Unlock system and doorbell. Eufy Smart Lock C34 can still be the right pick, but only if integrations outweigh the wider strengths of TP-Link Tapo DL100. For the average buyer, TP-Link Tapo DL100 is the safer choice.
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FeatureEufy Smart Lock C34TP-Link Tapo DL100Winner
Price$79.99$59.99TP-Link Tapo DL100
Rating3.94.5TP-Link Tapo DL100
Battery Life8 months10 monthsTP-Link Tapo DL100
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Samsung SmartThingsEufy Smart Lock C34
Lock/Unlock SystemRemote, Passcode, Physical KeyRemote, Bluetooth, Passcode, Physical KeyTP-Link Tapo DL100
DoorbellNOYESTP-Link Tapo DL100
Connectivity2.4 GHz WiFi, Thread Protocol2.4 GHz WiFi, BluetoothTie
One-Time PasswordYESYESTie
Emergency FingerprintNONOTie
Eufy

Eufy Smart Lock C34

Prime exclusive deal
$79.99

Last recorded price

Buy on Amazon USA
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • - Price: $79.99 vs $59.99
  • - Rating: 3.9 vs 4.5
Winner
TP-Link

TP-Link Tapo DL100

14% OFF
Prime exclusive deal
$59.99
$69.99

Last recorded price

Buy on Amazon USA
  • + Price: $59.99
  • + Rating: 4.5
  • + Battery Life: 10 months
  • - Integrations: Google Home, Alexa, Samsung SmartThings vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter

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 C34
  • TP-Link Tapo DL100

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Frequently Asked Questions

Which is better overall: Eufy Smart Lock C34 or TP-Link Tapo DL100?

TP-Link Tapo DL100 has the stronger overall profile in this comparison, especially for price, rating, and battery life.

What is the biggest difference between Eufy Smart Lock C34 and TP-Link Tapo DL100?

Price is one of the clearest differences: Eufy Smart Lock C34 lists $79.99, while TP-Link Tapo DL100 lists $59.99.

Which one looks better on price?

Eufy Smart Lock C34 is listed at $79.99, while TP-Link Tapo DL100 is listed at $59.99. TP-Link Tapo DL100 (better spec).

Who should buy Eufy Smart Lock C34?

Choose Eufy Smart Lock C34 if your priority is integrations and that matters more than price.

Who should buy TP-Link Tapo DL100?

Choose TP-Link Tapo DL100 if your priority is price and rating and that matters more than integrations.

Full comparison table

Compare all 52 Door Locks side by side

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  • 52 Door Locks
  • 55 specs compared
  • 51 filters
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