# Eufy Smart Lock C34

- Source: https://stierproducts.com/products/eufy-smart-lock-c34
- Category board: https://stierproducts.com/categories/smart-locks
- Placement: #12 of 17 in Smart Locks, D tier
- Brand: Eufy
- LP on this board: 317
- Last researched: 2026-08-18T19:03:42.054Z
- Method: https://stierproducts.com/methodology
- Dataset: https://doi.org/10.5281/zenodo.22062813 - every board at once, one dated snapshot per release, same licence, prices and photographs left out
- Reuse: Text, rankings, tier assignments, LP values and verdicts are free to quote and reuse with attribution to stierproducts and a link to the source URL (CC BY 4.0: https://creativecommons.org/licenses/by/4.0/). Product photographs are not covered: they belong to their respective owners and are reproduced to illustrate the product being reviewed. Do not redistribute them under this licence.

## Verdict

Consumer Reports names it one of the best locks for security and battery life. Forbes lists it as a favorite for its video-smart capability.

## For

- Excellent battery life
- Strong security
- Video-smart functionality
- Budget Wi-Fi deadbolt
- No hub needed

## Against

- CR's lab ratings apply to Eufy's lineup broadly rather than to this specific model

## Evidence

Consolidated from 5 independent outlets

| Outlet | Said by | Stance | Link | Link status |
| --- | --- | --- | --- | --- |
| Rental Home Automator | Greg | C | https://www.rentalhomeautomator.com/device-reviews/eufy-security-smart-lock-c34/ | fetched and confirmed |
| r/EufyCam | u/Straight_Thought_350 | B | https://www.reddit.com/r/EufyCam/comments/1n1idsp/eufy_smart_lock_c30_vs_c34/ | fetched and confirmed |
| Smart Lock Advice | smartlock25 | B | https://smartlockadvice.com/best-eufy-smart-lock/ | fetched and confirmed |
| Facebook | Kay Niner | B | https://www.facebook.com/groups/mydealaddiction/posts/1903978803600371/ | fetched and confirmed |
| Door Lock | Smart Home Compared | B | https://smarthomecompared.com/door-locks/eufy-smart-lock-c34 | fetched and confirmed |

## Nearest alternatives on this board

| Rank | Product | Tier | Page |
| --- | --- | --- | --- |
| 7 | Aqara Smart Lock U100 | C | https://stierproducts.com/products/aqara-smart-lock-u100 |
| 8 | Yale Approach Lock with Wi-Fi | C | https://stierproducts.com/products/yale-approach-lock-with-wi-fi |
| 9 | Ultraloq U-Bolt Pro with Wi-Fi | C | https://stierproducts.com/products/ultraloq-u-bolt-pro-with-wi-fi |
| 10 | Kwikset Halo Select | C | https://stierproducts.com/products/kwikset-halo-select |
| 11 | Eufy Video Smart Lock E330 | D | https://stierproducts.com/products/eufy-video-smart-lock-e330 |
| 13 | Wyze Lock Bolt | D | https://stierproducts.com/products/wyze-lock-bolt |
| 14 | Schlage Encode (original) | F | https://stierproducts.com/products/schlage-encode-smart-wifi-deadbolt-original |
| 15 | Nuki Smart Lock | F | https://stierproducts.com/products/nuki-smart-lock |
| 16 | Wyze Lock (original) | F | https://stierproducts.com/products/wyze-lock-original |
| 17 | Lockly Visage | F | https://stierproducts.com/products/lockly-visage |

The full board is at https://stierproducts.com/categories/smart-locks.

## What this tier means

- D: Weak. Hard to recommend when better options cost similar money.

## How to read this

- Each category is researched in four independent runs, one per lens (expert consensus, value, reliability, community pulse). Every run ranks a board of candidates that deliberately includes products buyers cross-shop but should avoid. Placements score on a ranked ladder (LP), and tiers are derived from LP, so no tier is ever assigned by hand.
- LP is this product's points on its own category ladder. It is comparable within a category and not across categories.
- Link status reports what our pre-publication link check found when it fetched the cited URL. It says nothing about the quality of the review.
- A citation with no usable link is listed rather than dropped, and is excluded from the counted total above.

## Image

https://stspimgdevmfyk46r5vwkay.blob.core.windows.net/images/products/eufy-smart-lock-c34.webp

Product photographs are not covered: they belong to their respective owners and are reproduced to illustrate the product being reviewed. Do not redistribute them under this licence.