Compare Lockly Secure Plus Smart Lock vs eufy Video Smart Lock S330

P1 Lockly Secure Plus Smart Lock
P2 eufy Video Smart Lock S330

Comparison Takeaways

Lockly Secure Plus Smart Lock

Where It Has the Edge

  • Door compatibility (deadbolt fit) is 4.0 vs 2.7. Compatibility evidence is positive but limited, with reviewers noting standard-door fit and successful single-doorknob replacement.
  • Touchscreen is 5.0 vs 3.8. The touchscreen evidence is positive, with reviewers praising seamless operation and responsive keypad behavior.
  • Locking motor is 4.5 vs 3.5. Motor evidence is limited, but PCMag praised the lock for relatively quiet operation.
  • Security features (encryption) is 4.3 vs 3.5. Security evidence is positive, with praise for hack resistance and unusually comprehensive account-security setup.

eufy Video Smart Lock S330

Where It Has the Edge

  • Remote access is 5.0 vs 2.0. Remote access was a clear strength, with reviewers valuing lock control from the app while away.
  • Voice control is 5.0 vs 2.0. Voice control performed well in the one review that tested it directly.
  • Notifications is 4.0 vs 1.5. Notifications were mostly praised as quick and useful, but some reviewers reported missed or delayed motion events.
  • Wi-Fi is 5.0 vs 2.6. Wi-Fi performance had limited but strong evidence, with one reviewer reporting no live-view latency.
Average score
Product 1: Lockly Secure Plus Smart Lock
3.8
Product 2: eufy Video Smart Lock S330
4.2
Access logs
Product 1: Lockly Secure Plus Smart Lock
4.3

Reviewers who discussed logs liked the recordkeeping, citing accurate history entries and even a year of usable activity history.

Product 2: eufy Video Smart Lock S330
4.8

Access logs were useful for seeing who came and went and which credential unlocked the door.

App
Product 1: Lockly Secure Plus Smart Lock
4.2

The app was generally considered easy, clear, and responsive, though one review separated that from a difficult guest-code workflow.

Product 2: eufy Video Smart Lock S330
4.6

The app was usually described as smooth, easy, useful, or user-friendly across reviews.

Auto-lock
Product 1: Lockly Secure Plus Smart Lock
5.0

Auto-lock has limited but strong evidence, with PCMag reporting that the feature worked very well in testing.

Product 2: eufy Video Smart Lock S330
4.3

Auto-lock was valued for peace of mind, though one reviewer cautioned against using timed auto-lock without reliable door-position awareness.

Battery
Product 1: Lockly Secure Plus Smart Lock
4.5

Battery evidence is limited to one long-term review, but that reviewer called performance stellar after about a year of use.

Product 2: eufy Video Smart Lock S330
4.4

Battery life was generally praised as long-lasting, though full charging can take several hours.

Bluetooth
Product 1: Lockly Secure Plus Smart Lock
4.5

Bluetooth evidence is positive, with stable connectivity and unusually quick app response over Bluetooth range.

Product 2: eufy Video Smart Lock S330
No score yet
Build quality and durability
Product 1: Lockly Secure Plus Smart Lock
4.4

Build quality was repeatedly praised as sturdy, well-built, strong, and rock solid.

Product 2: eufy Video Smart Lock S330
4.8

Reviewers consistently praised the heavy, metal-feeling construction and durable build.

Camera and doorbell performance
Product 1: Lockly Secure Plus Smart Lock
No score yet
Product 2: eufy Video Smart Lock S330
4.3

Camera and doorbell performance was generally strong, especially video clarity, but motion timing, distance, and visitor button clarity were recurring caveats.

Door-sense
Product 1: Lockly Secure Plus Smart Lock
No score yet
Product 2: eufy Video Smart Lock S330
3.0

Door-sense evidence was mixed: departure detection was useful, but one reviewer criticized the lock for not knowing whether the door was open.

Door compatibility (deadbolt fit)
Product 1: Lockly Secure Plus Smart Lock
4.0

Compatibility evidence is positive but limited, with reviewers noting standard-door fit and successful single-doorknob replacement.

Product 2: eufy Video Smart Lock S330
2.7

Door fit was context-dependent: some installations worked smoothly, while shallow strike plates, alignment, and size constraints caused problems.

Feature additions via updates
Product 1: Lockly Secure Plus Smart Lock
No score yet
Product 2: eufy Video Smart Lock S330
4.5

A post-review feature addition impressed one long-term reviewer by making live-view unlocking more convenient.

Fingerprint
Product 1: Lockly Secure Plus Smart Lock
4.7

Fingerprint access is the strongest feature across reviews, described as fast, accurate, responsive, effective, and unusually good.

Product 2: eufy Video Smart Lock S330
4.4

Fingerprint performance was strongly positive in most reviews, but one reviewer had repeated failed reads.

Guest Codes and Access
Product 1: Lockly Secure Plus Smart Lock
3.7

Guest access is mixed: several reviewers liked the flexible access options, while one found temporary-code delivery convoluted and buggy.

Product 2: eufy Video Smart Lock S330
5.0

Guest access was a standout use case, with reviewers liking temporary access, contractor use, and removable access.

Hub requirement
Product 1: Lockly Secure Plus Smart Lock
2.3

The hub requirement is a drawback because remote and voice features require added hardware and cost.

Product 2: eufy Video Smart Lock S330
4.3

The required bridge/chime was viewed positively when it improved chime, storage, or camera-feed experience.

Industrial design
Product 1: Lockly Secure Plus Smart Lock
3.6

Design opinions are mixed: reviewers liked the attractive, premium look, but several also called the lock large, bulky, or obvious.

Product 2: eufy Video Smart Lock S330
4.0

Design was generally liked for its sleek or elegant look, though its large size stood out as a drawback.

Installation and Setup
Product 1: Lockly Secure Plus Smart Lock
3.8

Installation is sharply mixed, ranging from simple, app-guided, and quick to unusually complicated and frustrating.

Product 2: eufy Video Smart Lock S330
4.2

Installation was often described as easy or manageable, but door fit and alignment created trouble for some reviewers.

Jam detection
Product 1: Lockly Secure Plus Smart Lock
No score yet
Product 2: eufy Video Smart Lock S330
2.0

One reviewer found jam reporting annoying because a calibration issue made the app keep showing the lock as jammed.

Key override reliability
Product 1: Lockly Secure Plus Smart Lock
4.3

Key backup evidence is positive, with reviewers valuing physical-key and backup access as a practical fallback.

Product 2: eufy Video Smart Lock S330
No score yet
Keypad
Product 1: Lockly Secure Plus Smart Lock
4.4

The keypad and PIN Genie concept were widely praised for security and usability, although one reviewer found the shifting layout disorienting.

Product 2: eufy Video Smart Lock S330
4.3

Keypad and touchpad feedback was mostly positive, though one reviewer had wake-up/tap responsiveness issues.

Lock/unlock speed
Product 1: Lockly Secure Plus Smart Lock
4.6

Lock and unlock speed was consistently positive, with instant app response or unlocks taking only a couple of seconds.

Product 2: eufy Video Smart Lock S330
5.0

When working well, unlocking was described as instant or very fast, especially through fingerprint recognition.

Locking motor
Product 1: Lockly Secure Plus Smart Lock
4.5

Motor evidence is limited, but PCMag praised the lock for relatively quiet operation.

Product 2: eufy Video Smart Lock S330
3.5

Motor feedback was split: one long-term reviewer found it solid, while another warned that small alignment resistance could stop locking.

Locking reliability
Product 1: Lockly Secure Plus Smart Lock
3.8

Locking reliability is mixed: some testing found smooth, great performance, while Digital Trends encountered unresolved calibration errors.

Product 2: eufy Video Smart Lock S330
4.2

Reliability was mixed, ranging from flawless and better-than-prior locks to failures when alignment or one-touch locking was imperfect.

Notifications
Product 1: Lockly Secure Plus Smart Lock
1.5

Notifications are a weakness in the limited evidence, with PCMag specifically missing push notification support.

Product 2: eufy Video Smart Lock S330
4.0

Notifications were mostly praised as quick and useful, but some reviewers reported missed or delayed motion events.

Physical attack resistance
Product 1: Lockly Secure Plus Smart Lock
No score yet
Product 2: eufy Video Smart Lock S330
4.5

Physical security impressions were positive, centered on wanting a sturdier alternative to flimsy plastic doorbells.

Remote access
Product 1: Lockly Secure Plus Smart Lock
2.0

Remote access is a repeated limitation because the lock lacks built-in internet control and needs extra Wi-Fi hardware.

Product 2: eufy Video Smart Lock S330
5.0

Remote access was a clear strength, with reviewers valuing lock control from the app while away.

Security features (encryption)
Product 1: Lockly Secure Plus Smart Lock
4.3

Security evidence is positive, with praise for hack resistance and unusually comprehensive account-security setup.

Product 2: eufy Video Smart Lock S330
3.5

Security/encryption evidence was limited but noted an encryption message before streaming, alongside privacy caution.

Smart-home integration (Alexa, Google, Siri, HomeKit, Matter, Thread)
Product 1: Lockly Secure Plus Smart Lock
1.9

Smart-home integration is one of the clearest weaknesses, with repeated criticism of missing or limited platform support.

Product 2: eufy Video Smart Lock S330
3.0

Smart-home integration was mixed because Alexa/Google support was useful, but reviewers noted the lack of Apple HomeKit, IFTTT, or Matter.

Touchscreen
Product 1: Lockly Secure Plus Smart Lock
5.0

The touchscreen evidence is positive, with reviewers praising seamless operation and responsive keypad behavior.

Product 2: eufy Video Smart Lock S330
3.8

Touchscreen feedback was split between responsive operation and needing repeated taps to wake it.

User access management
Product 1: Lockly Secure Plus Smart Lock
3.5

User access management is mixed, combining flexible access options with one strong complaint about difficult PIN assignment.

Product 2: eufy Video Smart Lock S330
5.0

User management evidence was positive, especially around quickly adding additional users.

Value and Price
Product 1: Lockly Secure Plus Smart Lock
2.4

Value is a common concern because reviewers repeatedly describe the lock, hub path, or overall package as expensive.

Product 2: eufy Video Smart Lock S330
4.2

Most reviewers considered the price fair for the combined lock, camera, doorbell, fingerprint, and no-extra-fee package.

Voice control
Product 1: Lockly Secure Plus Smart Lock
2.0

Voice control is limited because it is not built in and depends on extra Wi-Fi hardware that reviewers criticized.

Product 2: eufy Video Smart Lock S330
5.0

Voice control performed well in the one review that tested it directly.

Warranty and support
Product 1: Lockly Secure Plus Smart Lock
5.0

Warranty evidence is strongly positive, with Digital Trends calling it one of the best in the smart-lock market.

Product 2: eufy Video Smart Lock S330
No score yet
Weather resistance
Product 1: Lockly Secure Plus Smart Lock
4.5

Weather resistance evidence is positive but limited to one review that judged the casing able to handle harsh conditions.

Product 2: eufy Video Smart Lock S330
No score yet
Wi-Fi
Product 1: Lockly Secure Plus Smart Lock
2.6

Wi-Fi is mixed: the lack of built-in Wi-Fi is criticized, but one review found hub-connected Wi-Fi response very fast.

Product 2: eufy Video Smart Lock S330
5.0

Wi-Fi performance had limited but strong evidence, with one reviewer reporting no live-view latency.