Average score
Product 1: eufy Video Smart Lock S330
4.1
Product 2: Tapo Smart Door Lock DL110
4.3
Access logs
Product 1: eufy Video Smart Lock S330
4.7

Access/activity logging is a practical strength in real use: reviewers mention seeing who unlocked/locked and, in some cases, which fingerprint/user performed the action.

Product 2: Tapo Smart Door Lock DL110
4.5

Activity/event logs are a consistent strength: reviewers show time-stamped records for lock/unlock events (often tied to a specific user/fingerprint or PIN) and even doorbell presses, making it easy to confirm who accessed the door and when.

Alarm/siren loudness (if included)
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
4.0

Audio output is described mainly through the built-in doorbell and alarms: volume is adjustable in-app and generally reported as loud enough, but there is little objective measurement of siren output.

App
Product 1: eufy Video Smart Lock S330
4.4

The app is consistently described as clean and feature-rich, with detailed control over access, detection, notifications, and power modes. A recurring critique is that troubleshooting (especially calibration guidance) could be clearer, and some wanted phone-based tap/NFC unlock.

Product 2: Tapo Smart Door Lock DL110
4.5

The Tapo app is widely praised for guided setup, a clean layout, and quick access to codes, schedules, logs, and settings like scramble PIN, lockout, notifications, and auto-lock scheduling.

Auto-lock
Product 1: eufy Video Smart Lock S330
4.2

Auto-lock is commonly praised for peace of mind and flexibility (including short delays and schedules). Some reviewers cautioned that auto-lock can be risky if your door isn’t reliably closed/aligned or if door state detection is imperfect.

Product 2: Tapo Smart Door Lock DL110
4.4

Auto-lock is highly configurable (often described from ~15 seconds to 15 minutes) and can be scheduled on some setups; however, one expert review warns that misalignment can cause auto-lock to retry repeatedly or behave erratically until strike alignment is corrected. Auto-unlock is mentioned as an optional proximity-style unlock via Bluetooth in at least one review, with reviewers flagging it as convenient but something to weigh against personal security comfort.

Auto-relock after failed attempts
Product 1: eufy Video Smart Lock S330
4.3

Wrong-try protections are commonly described (lockdown/timeouts after multiple incorrect entries), helping reduce brute-force attempts and adding practical security beyond basic PIN entry.

Product 2: Tapo Smart Door Lock DL110
4.3

Wrong-try protection is repeatedly demonstrated via an unlock attempt limiter/lockout with adjustable lockout duration, helping deter PIN guessing attempts.

Backset compatibility
Product 1: eufy Video Smart Lock S330
4.5

Backset support is described as adjustable to common sizes (2 3/8 in and 2 3/4 in), which helps it fit typical deadbolt door prep.

Product 2: Tapo Smart Door Lock DL110
No score yet
Battery
Product 1: eufy Video Smart Lock S330
4.4

Battery life is a highlight: the 10,000mAh rechargeable pack is repeatedly described as lasting months, with long-term users charging only a few times per year when tuned (for example, human-only motion). Charging can take hours and you may need to supply your own USB-C power gear.

Product 2: Tapo Smart Door Lock DL110
4.6

Battery performance is a standout: the removable ~10,000mAh rechargeable pack is frequently described as capable of around a year of use, and several reviewers report very slow drain early on. A noted tradeoff is that the lock can be offline while the pack is removed for charging unless temporarily powered.

Bluetooth
Product 1: eufy Video Smart Lock S330
4.1

Bluetooth is commonly mentioned as part of the lock-to-bridge communication path. Reviewers generally describe it as functional, primarily as an invisible link in the overall system.

Product 2: Tapo Smart Door Lock DL110
4.2

Bluetooth is described as both a local control method and a fallback when Wi-Fi drops, with multiple reviews calling the connection quick and practical for local use.

Build quality and durability
Product 1: eufy Video Smart Lock S330
4.4

Build quality is widely described as heavy-duty and mostly metal, but it is also frequently called large/bulky. One expert review wanted a bit more robustness to make it an easy, universal recommendation.

Product 2: Tapo Smart Door Lock DL110
4.5

Build quality is repeatedly described as sturdy and premium-feeling for the price, including mentions of metal construction and overall solidity in daily handling.

Door-sense
Product 1: eufy Video Smart Lock S330
2.5

Door state awareness appears mixed: at least one reviewer warned the lock may not reliably know whether the door is open or closed, which matters if you rely heavily on auto-lock behaviors.

Product 2: Tapo Smart Door Lock DL110
No score yet
Door compatibility (deadbolt fit)
Product 1: eufy Video Smart Lock S330
3.4

Door fit is usually straightforward, but some doors may need extra attention: shallow strike-plate depth can trigger calibration failures, and tight tolerances mean misalignment can prevent reliable locking.

Product 2: Tapo Smart Door Lock DL110
4.3

Door fit is generally described as a standard deadbolt swap with included templates/hardware and support for common door thicknesses (with some mention of thicker-door hardware), but multiple reviewers recommend checking door measurements/compatibility before buying.

Existing hardware reuse
Product 1: eufy Video Smart Lock S330
4.2

At least one installation guide notes you may be able to reuse existing deadbolt hardware if it fits flush, reducing the need to replace every component.

Product 2: Tapo Smart Door Lock DL110
No score yet
Feature additions via updates
Product 1: eufy Video Smart Lock S330
4.5

At least one long-term reviewer highlighted meaningful feature additions via updates, such as unlocking directly from a live-view screen on supported cameras, improving day-to-day usability.

Product 2: Tapo Smart Door Lock DL110
No score yet
Fingerprint
Product 1: eufy Video Smart Lock S330
4.4

Fingerprint performance is polarizing: several owners describe it as among the fastest and most accurate they have used, while one expert reviewer struggled with repeated reads and wished for clearer activation feedback (lighting).

Product 2: Tapo Smart Door Lock DL110
4.5

Fingerprint performance is consistently framed as one of the best at the price: near-instant unlock (often around 0.42 seconds), high accuracy, and strong day-to-day reliability, with occasional second-try success when a read fails.

Finish durability
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
4.4

Finish impressions are generally positive (matte look that resists visible fingerprints/smudges). Long-term scratch/wear durability is not deeply tested in these reviews.

Geofencing
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
2.0

True location-based geofencing is not clearly established for the DL110 in these reviews; one related Tapo lock review explicitly notes a lack of geofencing, while DL110 coverage focuses more on Bluetooth proximity behaviors than map-based geofences.

Guest Codes and Access
Product 1: eufy Video Smart Lock S330
4.4

Guest access options are robust, including temporary or scheduled PIN codes and app-based access. Scramble passcode and other convenience/security options are frequently cited.

Product 2: Tapo Smart Door Lock DL110
4.5

Guest access is a strong point: reviewers demonstrate one-time codes, scheduled/time-window codes, and the ability to create multiple PINs for different people and scenarios.

Hub requirement
Product 1: eufy Video Smart Lock S330
4.0

The required plug-in chime/bridge is a core part of the experience: it enables remote connectivity and local storage, and many liked having a loud indoor chime. Downsides include extra setup steps and needing to provide your own microSD card.

Product 2: Tapo Smart Door Lock DL110
4.6

No mandatory hub is emphasized across reviews; optional accessories (like chimes or hubs) are discussed for convenience rather than basic functionality.

Installation and Setup
Product 1: eufy Video Smart Lock S330
4.2

Most reviewers found installation similar to other full deadbolt replacements and generally manageable, but a few called out real-world friction: needing a second set of hands, long firmware updates, and careful mechanical alignment to avoid errors or motor strain.

Product 2: Tapo Smart Door Lock DL110
4.4

Installation is usually described as a fast DIY swap (often 5–20 minutes) with strong app/manual guidance. A key caveat appears in one expert review: the DL110 can be more sensitive to strike plate alignment than many locks, requiring adjustment for best performance.

Jam detection
Product 1: eufy Video Smart Lock S330
2.8

Calibration and error states can present as jam-related warnings in the app for some installs, even when the deadbolt feels physically secure, creating nuisance alerts rather than true mechanical jams.

Product 2: Tapo Smart Door Lock DL110
3.9

Door jam detection/alarming is referenced in app settings and demos, and reviewers show notifications/alarms when jamming is detected. Real-world behavior under misalignment can include repeated retry cycles.

Key override reliability
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
4.5

Backup entry is a recurring highlight: a concealed keyway behind the doorbell button plus an external USB-C emergency power option reduces lockout risk if the battery is depleted.

Keypad
Product 1: eufy Video Smart Lock S330
4.2

The keypad is generally considered easy and reliable for daily use, with extra security options like scramble passcodes. One reviewer noted occasional wake-up/tap sensitivity issues before the keypad became responsive.

Product 2: Tapo Smart Door Lock DL110
4.3

Keypad entry is described as responsive and feature-rich, including scramble/decoy digits and other anti-observation options. Some users note an extra step to wake the keypad before entry depending on settings/model behavior.

Keyway quality
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
4.6

One locksmith-focused review notes a Schlage-style SC1 keyway, with the practical upside that it can be pinned/rekeyed to match existing keys if desired.

Lock/unlock speed
Product 1: eufy Video Smart Lock S330
4.7

When the biometric reader works well, unlocks are described as extremely fast. However, experiences vary: some testers reported repeated attempts needed on the fingerprint sensor, while others called operation instant and consistent.

Product 2: Tapo Smart Door Lock DL110
4.7

Unlock speed is frequently called out as excellent, especially via fingerprint, with multiple reviewers describing it as nearly instantaneous in real use.

Locking motor
Product 1: eufy Video Smart Lock S330
4.2

The motor is sensitive to resistance: if the deadbolt/strike alignment is off, reviewers warned the motor may struggle or fail to complete a lock cycle. With good alignment, long-term users reported stable performance.

Product 2: Tapo Smart Door Lock DL110
4.3

Motor behavior is often described as quieter and more refined than many budget locks. One expert review notes the motor may retry repeatedly when the bolt meets resistance (often tied to alignment/calibration).

Locking reliability
Product 1: eufy Video Smart Lock S330
4.2

Locking reliability is strong for many owners (including long-term use), but it is not universally flawless. Reported weak spots include finicky alignment/calibration states and occasional inconsistencies with certain external controls (like one-touch locking).

Product 2: Tapo Smart Door Lock DL110
4.3

Overall locking reliability is reported as strong across weeks of use, but several reviews stress that proper strike/bolt alignment matters; misalignment can cause retries or auto-lock quirks until adjusted.

Notifications
Product 1: eufy Video Smart Lock S330
4.1

Notifications are configurable and usually fast, but not perfect: a few reviewers saw delayed starts to recorded events, occasional missed motion/loitering triggers, or tradeoffs between faster alerts vs alerts that include thumbnails.

Product 2: Tapo Smart Door Lock DL110
4.5

Notifications are repeatedly described as fast and dependable for lock/unlock events, alarms, and doorbell presses, with settings to tune what you receive.

Physical attack resistance
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
4.5

Physical attack resistance is supported in reviews by BHMA/ANSI Grade 2 references and repeated claims of stronger resistance to force/wear than typical budget Grade 3 locks.

Remote access
Product 1: eufy Video Smart Lock S330
4.5

Remote access is repeatedly described as convenient and reliable, including locking/unlocking from anywhere and checking lock status. Several reviewers highlighted using it for guests, contractors, or deliveries.

Product 2: Tapo Smart Door Lock DL110
4.2

Remote access is a core capability (lock/unlock from the app over Wi-Fi) and is generally shown working quickly; one related model review mentions occasional multi-second delay, but DL110-focused demos typically show responsive remote control.

Security features (encryption)
Product 1: eufy Video Smart Lock S330
4.0

Security and privacy discussion centers on local storage and app behavior; one reviewer noted an on-screen encryption message before video streams to the bridge. Overall, the product is framed as privacy-leaning due to non-subscription local storage, with some mention of broader brand scrutiny.

Product 2: Tapo Smart Door Lock DL110
No score yet
Smart-home integration (Alexa, Google, Siri, HomeKit, Matter, Thread)
Product 1: eufy Video Smart Lock S330
3.4

Smart-home integration is limited compared to ecosystems that prioritize Apple: reviewers consistently note Alexa and Google support, but no Apple HomeKit, Matter, or IFTTT.

Product 2: Tapo Smart Door Lock DL110
4.1

Smart-home integration coverage centers on Alexa, Google Assistant/Google Home, and SmartThings/SmartThings-style ecosystems. Reviews do not clearly confirm HomeKit, Thread, or Matter support, so buyers wanting those should verify before purchase.

Tamper detection sensitivity
Product 1: eufy Video Smart Lock S330
No score yet
Product 2: Tapo Smart Door Lock DL110
4.2

Tamper detection is described as present with alarms and instant alerts for suspicious activity. Sensitivity is not quantified, but reviewers present it as a meaningful extra security layer.

Touchscreen
Product 1: eufy Video Smart Lock S330
4.0

Touch controls are usually described as responsive and backlit, but at least one expert review reported needing multiple taps to wake the dark touchscreen at times.

Product 2: Tapo Smart Door Lock DL110
3.6

The front interface is generally a touch-to-wake experience; at least one reviewer wishes it had a motion/wake sensor so it would light up automatically without needing an initial touch.

User access management
Product 1: eufy Video Smart Lock S330
4.3

User management is broadly praised, including multiple users, fingerprints, and configurable access windows. Reviewers emphasized that it’s easy to add or adjust access in the app.

Product 2: Tapo Smart Door Lock DL110
4.6

User access management is robust in reviews, including named users/profiles, per-user fingerprints/PINs, scheduling rules, and straightforward removal or modification in the app.

Value and Price
Product 1: eufy Video Smart Lock S330
4.0

Value is framed as strongest when the price is closer to the low-to-mid $300s, since it combines multiple devices and includes the chime/bridge. At full price near $400, reviewers still call it feature-rich, but expectations rise for perfect reliability and broad ecosystem support.

Product 2: Tapo Smart Door Lock DL110
4.7

Value is a dominant theme: reviewers repeatedly frame the DL110 as delivering premium-feeling features (fast fingerprint, Wi-Fi remote access, logs, alerts, doorbell) at a far lower price than many competing locks.

Voice control
Product 1: eufy Video Smart Lock S330
4.1

Voice control works through Alexa and Google Assistant in supported setups, including lock/unlock commands and, in at least one review, routines tied to doorbell events.

Product 2: Tapo Smart Door Lock DL110
4.1

Voice control is commonly shown with Alexa/Google (and sometimes SmartThings), typically requiring a voice PIN/code for unlocking, which improves security but adds a step. Some users note occasional need to repeat a command depending on the assistant.

Weather resistance
Product 1: eufy Video Smart Lock S330
4.5

Weather resistance is presented as strong on paper (including an IP65 rating in one review), and no reviewer reported weather-related failures in the provided transcripts.

Product 2: Tapo Smart Door Lock DL110
4.5

Weather resistance is highlighted often, including IP65 references and weatherproofing elements (like gaskets/rubber backing), with reviewers expressing confidence for typical exterior exposure.

Wi-Fi
Product 1: eufy Video Smart Lock S330
3.9

Wi-Fi is tied to the required bridge and is noted as 2.4GHz in at least one expert review. In general, connectivity is described as stable, with one review calling out distance guidance between lock, chime/bridge, and router.

Product 2: Tapo Smart Door Lock DL110
4.2

Wi-Fi remote control is consistently supported in demos and written reviews; some reviewers highlight power-saving options (such as scheduling Wi-Fi off at night) to reduce battery impact while keeping core remote features available when needed.