Average score
Product 1: SwitchBot Lock Ultra
4.2
Product 2: Lockly Secure Plus Smart Lock
3.8
Access logs
Product 1: SwitchBot Lock Ultra
4.3

Access logs are frequently mentioned, including local history tracking and identifying who unlocked when credentials are tied to users. Several sources indicate logs can be retained for months, which is useful for monitoring and troubleshooting.

Product 2: Lockly Secure Plus Smart Lock
4.5

Reviews highlight detailed event history in the app, with lock/unlock entries tied to user and method; one reviewer notes being able to review long windows of history for shared spaces.

Alarm/siren loudness (if included)
Product 1: SwitchBot Lock Ultra
4.2

Alerts are typically configurable beeps/chirps for states like door left open/unlocked and can often be muted or toned down. Reviewers generally find them useful for awareness, but they’re not framed as a full-volume siren replacement.

Product 2: Lockly Secure Plus Smart Lock
No score yet
App
Product 1: SwitchBot Lock Ultra
4.4

The SwitchBot app is repeatedly praised for an intuitive setup flow, strong configurability (speed, alerts, night modes, scenes), and smoother calibration than earlier models. A recurring nuisance is that some settings are harder to adjust unless the phone is currently connected to the lock.

Product 2: Lockly Secure Plus Smart Lock
4.4

The Lockly app is generally described as clean and responsive for basic lock/unlock, logs, and settings, but some reviewers found PIN and guest workflows overly complicated compared with rivals.

Auto-lock
Product 1: SwitchBot Lock Ultra
4.1

Auto-lock is flexible (timers, door-closed conditions) and often works well when the door sensor is accurate and the door’s mechanics are straightforward. On certain doors (lift-to-lock or sensor misreads), auto-lock can fail or require delays and user training to avoid jams or unwanted lockouts.

Product 2: Lockly Secure Plus Smart Lock
4.5

Auto-locking is widely praised and configurable (often cited in the 5–300 second range), helping the door re-secure itself without relying on habits.

Auto-relock after failed attempts
Product 1: SwitchBot Lock Ultra
4.6

Lockouts after repeated failed attempts are described as a practical safeguard on keypad-based entry, with escalating disable timers in at least one review. This helps slow brute-force attempts while keeping other entry methods available.

Product 2: Lockly Secure Plus Smart Lock
4.3

A lockout style safeguard is described that disables keypad input after too many failed attempts, reducing brute-force code guessing.

Battery
Product 1: SwitchBot Lock Ultra
4.6

Battery design is a highlight: reviewers frequently cite long life on the rechargeable pack plus multiple layers of backup power (backup battery/capacitor/emergency unlock) to reduce lockout risk. A common gripe is that charging typically requires removing the battery pack, though backup power helps bridge that downtime.

Product 2: Lockly Secure Plus Smart Lock
4.4

Battery life is described as strong on four AA cells, and the external 9V jump option reduces the risk of lockouts when batteries die.

Bluetooth
Product 1: SwitchBot Lock Ultra
4.0

Bluetooth-first operation is consistent across reviews: local control works, and keypad-to-lock Bluetooth can feel very fast thanks to an always-on link. However, phone-to-lock Bluetooth connection time can add noticeable delay in some situations.

Product 2: Lockly Secure Plus Smart Lock
4.2

Bluetooth performance is usually fast and stable for in-range control, though at least one review reports occasional trouble discovering the lock on some phones during setup.

Build quality and durability
Product 1: SwitchBot Lock Ultra
4.5

Build quality is widely described as sturdy and premium-feeling, with multiple sources calling out a robust body and confident feel on the knob and mounting system. Overall, it’s positioned as a more refined, durable step up from prior SwitchBot retrofit locks.

Product 2: Lockly Secure Plus Smart Lock
4.4

Multiple reviews describe the hardware as sturdy and premium, but also noticeably large and heavy compared with sleeker competitors.

Door-sense
Product 1: SwitchBot Lock Ultra
3.9

The door sensor/magnet enables door-ajar awareness and smarter auto-lock behavior, but it’s also one of the most common weak points. Multiple reviewers note misreads or finicky behavior on certain installations, which can undermine automation reliability.

Product 2: Lockly Secure Plus Smart Lock
3.3

A door sensor is mentioned as an optional add-on to report open/closed state, but it is not consistently tested across reviews.

Door compatibility (deadbolt fit)
Product 1: SwitchBot Lock Ultra
4.3

Compatibility is a selling point, with multiple reviews emphasizing broad support for different lock types and door styles, including some tricky setups. Still, outliers exist where adapters don’t fit without modification, and some door mechanics (like lift-to-lock handles) require user habits or delays to work smoothly.

Product 2: Lockly Secure Plus Smart Lock
3.8

Most reviewers report compatibility with standard doors, but at least one install required extra door prep (strike/side bracket work) and the weight can make alignment more sensitive.

Existing hardware reuse
Product 1: SwitchBot Lock Ultra
4.9

A core strength is keeping the existing exterior cylinder and keys, which reviewers call ideal for renters or anyone preserving curb appeal. Because it’s interior-only, reliable outside entry typically improves most when paired with a keypad (or other SwitchBot accessories).

Product 2: Lockly Secure Plus Smart Lock
No score yet
Feature additions via updates
Product 1: SwitchBot Lock Ultra
4.2

Firmware and app updates are referenced as meaningful, with some reported fixes and ongoing feature improvements. Several reviewers still caution against buying purely on promised future integrations, even though SwitchBot appears active in updates.

Product 2: Lockly Secure Plus Smart Lock
No score yet
Fingerprint
Product 1: SwitchBot Lock Ultra
4.3

Fingerprint unlocking is usually fast and convenient, especially when the keypad maintains an active connection to the lock. A few reports mention missed reads (or smaller fingers struggling) and occasional scanner flakiness, which makes a PIN/NFC fallback valuable.

Product 2: Lockly Secure Plus Smart Lock
4.7

The 3D fingerprint reader is repeatedly called fast and accurate; enrollment takes multiple scans but day-to-day unlocking is a standout convenience.

Finish durability
Product 1: SwitchBot Lock Ultra
3.3

Aesthetic add-ons (like stick-on veneers/wood-grain overlays) are polarizing: some appreciate the option, while others think they look cheap or don’t add much. The core enclosure is generally liked for its cleaner, slimmer design.

Product 2: Lockly Secure Plus Smart Lock
4.6

One review cites strong finish coverage, including a lifetime warranty on exterior finishes, supporting long-term cosmetic durability expectations.

Geofencing
Product 1: SwitchBot Lock Ultra
3.5

Geofencing is commonly described as beta/inconsistent: some testers report sporadic triggers, missed arrivals, or reliability that depends heavily on location conditions. When it works, it’s convenient, but most sources recommend keeping a stronger backup entry method.

Product 2: Lockly Secure Plus Smart Lock
No score yet
Guest Codes and Access
Product 1: SwitchBot Lock Ultra
4.4

Guest access is strong in most accounts, with permanent, temporary, and one-time codes commonly supported, plus emergency/duress-style options in some setups. Some reviewers want more granular scheduling rules (like day-of-week windows) for shared access.

Product 2: Lockly Secure Plus Smart Lock
4.2

Access sharing is a strength: reviews mention temporary, scheduled, one-time, offline codes, and app-based sharing options; however, some find the onboarding and messaging flow confusing for casual guests.

Hub requirement
Product 1: SwitchBot Lock Ultra
3.7

The hub is optional for basic local use but commonly required for the “full” experience (remote access, Matter, voice assistants, and broader smart-home integration). Multiple reviews frame this as the primary tradeoff of the product’s Bluetooth-first design.

Product 2: Lockly Secure Plus Smart Lock
2.4

Out of the box the lock is Bluetooth-first, and multiple reviews note that a separate Wi-Fi hub is needed for remote control and voice assistants.

Installation and Setup
Product 1: SwitchBot Lock Ultra
4.4

Most reviewers describe installation and calibration as quick and greatly improved over older SwitchBot locks, often taking just minutes with clear in-app guidance. Edge cases exist: some doors needed drilling, adapter kits, or fiddly latch/bracket alignment.

Product 2: Lockly Secure Plus Smart Lock
3.8

Installation experiences vary from quick (around 15 minutes) to frustrating; the app guidance helps, but the heavy hardware and documentation can make assembly and alignment harder than average.

Jam detection
Product 1: SwitchBot Lock Ultra
3.7

When resistance is encountered, the lock may report being stuck or require recalibration, and emergency/boost unlock features can help recover. Still, door mechanics (lift handles, sticky cylinders, low-power quiet modes) can create jam-like scenarios that users must tune around.

Product 2: Lockly Secure Plus Smart Lock
No score yet
Key override reliability
Product 1: SwitchBot Lock Ultra
3.7

Key override is a reliable fallback because the exterior hardware stays unchanged, and several reviewers like that a locksmith can still service the cylinder without destroying the smart module. However, certain installs that require an interior key left inserted can limit outside key insertion on some doors.

Product 2: Lockly Secure Plus Smart Lock
4.3

Backup entry options are well covered, with a traditional key cylinder and an exterior 9V jump-power method noted for dead batteries.

Keypad
Product 1: SwitchBot Lock Ultra
4.4

Keypads are repeatedly positioned as essential for the best everyday experience, adding PIN/fingerprint/NFC and, with Vision, face unlock plus extra functions like doorbell/scene triggers. Downsides include added cost, larger outdoor footprint, and occasional biometric finickiness depending on user and conditions.

Product 2: Lockly Secure Plus Smart Lock
4.5

The PIN Genie keypad that shuffles digit positions is consistently praised for improving code privacy, though a reviewer notes it can feel disorienting for people who remember codes by shape.

Lock/unlock speed
Product 1: SwitchBot Lock Ultra
4.4

Speed is often called a major upgrade versus earlier SwitchBot models, especially when unlocking via keypad (typically very fast). Phone-based Bluetooth control ranges from quick to sluggish depending on connection state, and some third-party/Matter paths are slower than direct control.

Product 2: Lockly Secure Plus Smart Lock
4.5

Lock/unlock actions are commonly described as quick, including near-instant app commands within Bluetooth range and a few-second mechanical cycle.

Locking motor
Product 1: SwitchBot Lock Ultra
4.5

Motor strength is generally praised for handling stiff deadbolts and certain complex door systems, with a smoother/quieter action than prior models. Some reviewers warn that quieter/slow modes can reduce available torque on sticky locks, potentially affecting reliability in edge cases.

Product 2: Lockly Secure Plus Smart Lock
4.6

Motor operation is described as relatively quiet compared with typical smart deadbolts.

Locking reliability
Product 1: SwitchBot Lock Ultra
4.4

Overall locking reliability is rated highly, with improved mounting and auto-calibration reducing out-of-sync issues versus older versions. Reliability is best on standard, well-aligned doors; unusual mechanics and door-sense inaccuracies can still reduce automation consistency.

Product 2: Lockly Secure Plus Smart Lock
3.7

Most reviews describe solid day-to-day operation, but one outlet reports calibration/status mismatches that made locked vs unlocked reporting unreliable in their testing.

Notifications
Product 1: SwitchBot Lock Ultra
4.4

Notifications for lock activity, door-ajar state, and battery status are generally reported as accurate when connectivity is set up properly. Some users note that ecosystem/bridge paths can introduce delays compared with direct app or keypad operation.

Product 2: Lockly Secure Plus Smart Lock
1.5

Push notifications are specifically called out as missing versus competing smart locks.

Remote access
Product 1: SwitchBot Lock Ultra
3.9

Remote access works when bridged via a hub or compatible SwitchBot device, and several reviewers find it genuinely useful for visitors and monitoring. That said, a few sources report slower response or unreliable behavior when controlling through certain third-party platforms.

Product 2: Lockly Secure Plus Smart Lock
2.5

Remote locking/unlocking is not available without the optional Wi-Fi hub; with the hub, reviews describe convenient anywhere access through the app.

Security features (encryption)
Product 1: SwitchBot Lock Ultra
4.4

Digital security notes include AES-128 encrypted communication and local storage of biometric data (faces/fingerprints) rather than cloud dependence in several reviews. On the physical side, overall security still depends on the strength of your existing cylinder and door hardware.

Product 2: Lockly Secure Plus Smart Lock
4.6

Security is a core theme: reviewers cite AES256/BLE security claims, the PIN-shuffling keypad, biometric anti-spoofing, lockout behavior, and privacy mode style controls.

Smart-home integration (Alexa, Google, Siri, HomeKit, Matter, Thread)
Product 1: SwitchBot Lock Ultra
4.0

Matter/smart-home integration typically requires a hub or SwitchBot bridge device and often exposes a basic lock/unlock experience in platforms like Apple Home or Home Assistant. Results range from smooth to slow/unreliable depending on ecosystem and setup, so local keypad entry is often the fastest path.

Product 2: Lockly Secure Plus Smart Lock
2.1

Smart-home integration is limited without accessories; Alexa and Google support is tied to the Wi-Fi hub, while HomeKit, Matter, Thread, and IFTTT-style automation are repeatedly noted as absent or limited.

Tamper detection sensitivity
Product 1: SwitchBot Lock Ultra
4.2

Tamper/anti-theft features are commonly associated with the keypad ecosystem and can be enabled/managed in the app. Reviews mention the availability of tamper alerts, but most do not deeply stress-test sensitivity against real-world attacks.

Product 2: Lockly Secure Plus Smart Lock
No score yet
Touchscreen
Product 1: SwitchBot Lock Ultra
No score yet
Product 2: Lockly Secure Plus Smart Lock
4.5

The touchscreen is generally responsive and easy to read, but its glossy surface can show fingerprints; its main value is supporting the dynamic PIN layout.

Two-factor authentication availability
Product 1: SwitchBot Lock Ultra
No score yet
Product 2: Lockly Secure Plus Smart Lock
4.0

At least one review describes multi-step account or device activation verification (codes via SMS and email), indicating stronger account protection than many simple Bluetooth locks.

User access management
Product 1: SwitchBot Lock Ultra
4.3

User access management is generally well-regarded, allowing multiple user profiles and the ability to add/revoke faces, fingerprints, NFC cards, and codes. Capability and convenience improve significantly with keypad pairing and a properly configured hub ecosystem.

Product 2: Lockly Secure Plus Smart Lock
4.2

User and guest management is feature-rich, offering multiple access types and schedules, but the depth can feel like overkill and harder to administer for short-term visitors.

Value and Price
Product 1: SwitchBot Lock Ultra
4.1

Value is often viewed as strong for a modern retrofit lock, particularly for users already in the SwitchBot ecosystem. Total cost can rise quickly if you add a hub and the Vision keypad, at which point some reviewers compare it to full smart-lock alternatives.

Product 2: Lockly Secure Plus Smart Lock
2.7

Value is the most common knock: reviewers call it expensive for a Bluetooth-first lock, especially once the Wi-Fi hub accessory is added.

Voice control
Product 1: SwitchBot Lock Ultra
4.1

Voice control is available via hub integrations and generally works, often with added PIN/voice-code protections for unlocking. It’s useful for hands-free control but usually not as quick or consistent as keypad-based entry at the door.

Product 2: Lockly Secure Plus Smart Lock
2.4

Voice control is not native; Alexa and Google voice commands are described as available only when paired with the Wi-Fi hub.

Warranty and support
Product 1: SwitchBot Lock Ultra
No score yet
Product 2: Lockly Secure Plus Smart Lock
4.6

Warranty coverage is described as strong (including finish and electronics coverage), but reviewers also flag usability and setup complexity as an area needing improvement.

Weather resistance
Product 1: SwitchBot Lock Ultra
4.2

Because the lock mounts indoors, weather concerns mostly apply to outdoor accessories like keypads, which are often rated for rain and temperature extremes. Reports indicate good real-world performance in wind/rain and cold, but face recognition can degrade in harsh lighting or extreme cold.

Product 2: Lockly Secure Plus Smart Lock
4.5

One review explicitly praises weather toughness across extreme temperatures, suggesting good outdoor suitability when installed correctly.

Wi-Fi
Product 1: SwitchBot Lock Ultra
3.7

Wi-Fi connectivity isn’t native to the lock and is usually provided via a SwitchBot hub/bridge. Reviewers generally like having the option, but experience can depend on hub placement and network quality, and some ecosystems can feel slower than local keypad use.

Product 2: Lockly Secure Plus Smart Lock
2.3

There is no built-in Wi-Fi in the base lock; Wi-Fi connectivity is achieved through an add-on hub or bundled variant, which affects total cost and complexity.