Average score
Product 1: Schlage Encode Plus Smart Lock
3.8
Product 2: Aqara Smart Lock U100
4.0
Access logs
Product 1: Schlage Encode Plus Smart Lock
4.1

Access history is available in the Schlage app and is frequently cited as useful. More than one review notes the log window may be limited (for example, roughly four weeks).

Product 2: Aqara Smart Lock U100
4.1

Activity logs are a strong feature, showing who unlocked the door and by which method in many cases. One limitation noted is that HomeKit-related unlocks can appear as a generic HomeKit event rather than the exact method used.

Alarm/siren loudness (if included)
Product 1: Schlage Encode Plus Smart Lock
3.1

The built-in alarm is widely described as present but not very loud. It functions more as a local deterrent than a house-wide siren.

Product 2: Aqara Smart Lock U100
4.1

The lock provides audible chirps/voice prompts and a door-not-locked alarm, with adjustable volume levels and do-not-disturb options. Loudness is generally adequate for awareness rather than a full security siren.

App
Product 1: Schlage Encode Plus Smart Lock
3.6

The Schlage app is frequently required for full functionality (alarms, logs, some code management, and settings). A recurring tradeoff is app fragmentation between Apple Home and Schlage, plus occasional code-sync quirks.

Product 2: Aqara Smart Lock U100
3.9

The Aqara app provides deeper control than HomeKit (logs, codes, users, alerts, automations), and the UI is generally considered capable. Some reviewers dislike the firmware update flow, Bluetooth connection wait time, or needing to be near the lock for certain settings.

Auto-lock
Product 1: Schlage Encode Plus Smart Lock
4.0

Auto-lock is supported and commonly used, but multiple reviewers note it is configured in the Schlage app (or handled via Apple Home automations) rather than being fully exposed inside Apple Home.

Product 2: Aqara Smart Lock U100
3.9

Auto-lock is feature-rich (door-close sensing, timers, schedules, passage mode), and many find it convenient. However, some reviews label it beta and report occasional misfires or latch problems if calibration or door alignment is off. Auto-unlock behaviors are mainly achieved through automations (for example, location-based routines or ecosystem rules) rather than a pure hands-free proximity unlock. These can work well but may depend on hubs and platform security prompts.

Auto-relock after failed attempts
Product 1: Schlage Encode Plus Smart Lock
4.2

Several reviews describe lockout behavior after repeated wrong code entries, sometimes paired with an alarm and temporary keypad disablement. This is framed as a useful protection against brute-force guessing.

Product 2: Aqara Smart Lock U100
4.5

Failed-attempt lockout is widely described as effective: after multiple incorrect entries, the lock disables certain methods for up to about 30 minutes. This helps deter brute-force attempts and is often configurable.

Backset compatibility
Product 1: Schlage Encode Plus Smart Lock
No score yet
Product 2: Aqara Smart Lock U100
4.5

Supports common backset sizing (2-3/8 and 2-3/4) and is generally compatible with typical North American deadbolt spacing when installed to spec.

Battery
Product 1: Schlage Encode Plus Smart Lock
3.5

Battery life is the most inconsistent theme: some reviewers report around six months, while at least one long-term user reports closer to two months even on Thread. Several imply that door alignment, resistance, and usage patterns strongly affect longevity.

Product 2: Aqara Smart Lock U100
3.9

Battery life is often rated around 8 months on four AA cells and many users report strong endurance, while a few long-term accounts cite faster drain. USB-C emergency power and a physical key mitigate low-battery scenarios.

Bluetooth
Product 1: Schlage Encode Plus Smart Lock
3.8

Bluetooth is mentioned mainly as a pairing or fallback connection path; most reviewers prefer Wi-Fi or Thread for day-to-day responsiveness.

Product 2: Aqara Smart Lock U100
3.9

Bluetooth is the default direct connection and usually works reliably within range, though initial connections can take a few seconds. Binding to an Aqara hub can shift more traffic to Zigbee and feel snappier for remote tasks.

Build quality and durability
Product 1: Schlage Encode Plus Smart Lock
4.8

Hardware is repeatedly described as solid and premium, and one review highlights top BHMA/ANSI certifications. Size/bulk is noted by some, but durability and fit-and-finish are generally praised.

Product 2: Aqara Smart Lock U100
4.4

The exterior housing is frequently described as heavy, sturdy, and premium-feeling (zinc-alloy/metal), while the interior side is more plastic. Overall durability impressions are strong, with some long-term cosmetic wear noted.

Door-sense
Product 1: Schlage Encode Plus Smart Lock
1.3

Multiple reviews explicitly call out the lack of a built-in door open/close sensor. Some users add a separate contact sensor to approximate door-sense behavior.

Product 2: Aqara Smart Lock U100
3.9

Door-sense relies on a gyroscope/accelerometer to infer open/closed/ajar status and trigger alerts or auto-lock. Accuracy is generally good after calibration, but a few reviewers report occasional false readings or less-than-perfect precision.

Door compatibility (deadbolt fit)
Product 1: Schlage Encode Plus Smart Lock
No score yet
Product 2: Aqara Smart Lock U100
3.8

Fits many standard single-cylinder deadbolt doors, but door prep matters: small misalignment can cause friction or latch issues. Measure carefully and expect occasional hole/strike adjustments on older hardware.

Feature additions via updates
Product 1: Schlage Encode Plus Smart Lock
4.0

Firmware and software updates are mentioned as part of ownership, with reviewers recommending keeping the Schlage app available for updates and settings. Some hope updates improve behavior such as battery longevity and code syncing.

Product 2: Aqara Smart Lock U100
3.7

Firmware updates can add features and improve stability over time, and several reviewers cite meaningful improvements after updates. The update process can be more manual than expected (download to phone, transfer over Bluetooth).

Fingerprint
Product 1: Schlage Encode Plus Smart Lock
1.8

Most reviews state there is no fingerprint reader, and some frame this as a missed feature at the price. One overview-style video appears to describe biometrics, but this conflicts with the rest of the review set.

Product 2: Aqara Smart Lock U100
4.4

Fingerprint unlocking is consistently a standout: fast (often cited under 0.5s) and accurate, with storage kept on-device. Wet fingers or cuts can cause retries, but overall performance is excellent.

Finish durability
Product 1: Schlage Encode Plus Smart Lock
4.8

Finish options and certification callouts are described positively, with at least one review referencing high finish ratings. No consistent complaints about premature wear appear in the transcripts.

Product 2: Aqara Smart Lock U100
3.5

Some owners report the finish can scratch or show wear over months, especially on darker colors, even though it does not affect operation. The keypad coating is often praised for resisting smudges.

Geofencing
Product 1: Schlage Encode Plus Smart Lock
1.0

Geofencing is commonly called out as missing. Reviewers who want proximity-based automation rely on Apple Home automations or other platforms, but treat the lack of built-in geofencing as a gap.

Product 2: Aqara Smart Lock U100
4.0

Geofencing and location-based automation options are available primarily through app automations and platform routines. They can be powerful but may be labeled beta and require always-on location permissions.

Guest Codes and Access
Product 1: Schlage Encode Plus Smart Lock
4.0

Code-based guest access is a major strength, with up to 100 codes mentioned and options for temporary or scheduled access in the Schlage app. Several reviews note occasional quirks in how codes appear or sync in Apple Home.

Product 2: Aqara Smart Lock U100
4.0

Guest access is flexible with one-time and temporary codes and shareable passes, and HomeKit can also generate guest codes. A recurring day-of-week/time window schedule is a noted limitation in several reviews.

Hub requirement
Product 1: Schlage Encode Plus Smart Lock
3.6

No third-party bridge is required for Wi-Fi, but Apple Home remote control typically needs a Home hub (Apple TV or HomePod). Thread performance also depends on having a Thread border router in the home.

Product 2: Aqara Smart Lock U100
3.3

Hubs are optional for basic local use but commonly required for the best experience: Apple Home remote access needs a Home hub, and Matter/Alexa/Google/IFTTT and many remote features need an Aqara hub. This adds cost and setup complexity.

Installation and Setup
Product 1: Schlage Encode Plus Smart Lock
4.6

Most reviewers describe installation as a standard deadbolt swap that takes about 10 minutes, with clear steps and included hardware. A few note minor setup hiccups (pairing, network, or HomeKit add flow), but overall onboarding is straightforward.

Product 2: Aqara Smart Lock U100
4.3

Most reviewers found installation straightforward for standard deadbolts, with clear in-app tutorials and a required calibration step. Older doors sometimes need drilling or chiseling for a smooth bolt throw.

Key override reliability
Product 1: Schlage Encode Plus Smart Lock
4.2

Physical key access is consistently positioned as the dependable backup, especially because emergency external power is not emphasized across reviews. A few reviewers note only one key is included.

Product 2: Aqara Smart Lock U100
4.5

A hidden physical keyway plus included keys provide a dependable backup, and multiple reviewers recommend carrying a key in case of connectivity or power issues. Manual operation from inside remains simple via the thumbturn.

Keypad
Product 1: Schlage Encode Plus Smart Lock
3.7

Keypad responsiveness is often rated well, but visibility and backlighting are recurring criticisms: faint numbers or uneven/jagged lighting make it harder to use in bright conditions for some users. Others report it is bright and easy to read.

Product 2: Aqara Smart Lock U100
4.1

The touchscreen keypad is widely praised for being backlit, responsive, and easy to use for 6-10 digit codes. Minor nitpicks include needing to wake it first and, in some workflows, pressing a confirm/lock button.

Keyway quality
Product 1: Schlage Encode Plus Smart Lock
4.2

One reviewer specifically calls out that the cylinder can be re-keyed, and mentions compatibility with common five-pin Schlage-style cylinders. This is framed as a practical benefit for matching existing keys.

Product 2: Aqara Smart Lock U100
2.7

Re-keying is a common pain point: several reviewers say the cylinder and pins are nonstandard or hard to swap, making matching existing house keys difficult without a locksmith-level workaround.

Lock/unlock speed
Product 1: Schlage Encode Plus Smart Lock
4.2

Speed is often praised, especially when using Home Key or Thread, with near-instant responses reported in several videos. One reviewer notes NFC can require close positioning and may feel less convenient than the keypad in certain door/frame situations.

Product 2: Aqara Smart Lock U100
4.4

Lock and unlock actions are generally quick, especially via fingerprint and Home Key, with responsive bolt movement. App and auto-lock actions can show small delays depending on connectivity and settings.

Locking motor
Product 1: Schlage Encode Plus Smart Lock
4.3

Motor operation is usually described as smooth and quiet. A slight whir is mentioned in one review, and several point out that door friction or resistance can increase strain and noise.

Product 2: Aqara Smart Lock U100
5.0

The motor is often described as powerful with high torque and fast actuation, helping the deadbolt throw confidently. Proper alignment is still important to avoid binding on the strike.

Locking reliability
Product 1: Schlage Encode Plus Smart Lock
4.0

Reliability is generally strong once configured, but there are scattered reports of HomeKit responsiveness issues or access-code quirks that are resolved by network resets, re-pairing, or using the Schlage app for certain settings.

Product 2: Aqara Smart Lock U100
4.3

Day-to-day locking is usually reliable, but a minority of long-term reports mention occasional offline freezes or auto-lock calibration mishaps. Firmware updates and a reset often improve stability, and a physical backup is advised.

Notifications
Product 1: Schlage Encode Plus Smart Lock
4.8

Notifications are praised in Apple Home, including alerts that can identify who unlocked via Home Key or specific access codes in some setups. Users value this for household tracking and automation triggers.

Product 2: Aqara Smart Lock U100
3.8

Notifications cover unlock events, door-not-locked warnings, and various alerts, with do-not-disturb controls available. Some long-term feedback mentions missed alerts or occasional incorrect status reporting in the app, often improving after updates.

Physical attack resistance
Product 1: Schlage Encode Plus Smart Lock
4.8

One review highlights high BHMA and ANSI grade certifications, and others emphasize Schlage's reputation for security hardware. Overall, physical security is presented as strong for a residential smart deadbolt, though detailed pick/drill testing is not common in the transcripts.

Product 2: Aqara Smart Lock U100
3.5

Some reviews cite BHMA/ANSI compliance and sturdy construction for basic physical resilience, but it is not positioned as the highest-grade security hardware. The practical security story is the combination of durability, alerts, and logs.

Pick/drill resistance (if rated)
Product 1: Schlage Encode Plus Smart Lock
No score yet
Product 2: Aqara Smart Lock U100
3.5

Pick/drill resistance is not emphasized with a top-tier rating in these reviews, and several discussions imply it is similar to typical consumer smart lock cylinders. If high-security cylinder performance is a priority, this may not be the best match.

Remote access
Product 1: Schlage Encode Plus Smart Lock
3.9

Remote access is supported via Wi-Fi, but multiple reviews emphasize that Apple Home users need a hub for away-from-home control and status updates. In practice, remote features work well once the ecosystem requirements are met.

Product 2: Aqara Smart Lock U100
3.9

Remote access is achievable through a HomeKit hub and/or an Aqara hub, enabling remote lock control, status checks, and code management. Without a hub, control is typically limited to Bluetooth range.

Security features (encryption)
Product 1: Schlage Encode Plus Smart Lock
4.5

One review explicitly cites 128-bit AES encryption as part of the lock's security approach. Most other reviews focus more on ecosystem security and account practices than on cryptography details.

Product 2: Aqara Smart Lock U100
4.4

Security is reinforced with AES-128 style encryption claims and on-device fingerprint storage, which reviewers view positively for privacy. The feature set focuses on secure access methods and auditability rather than ultra-high-security cylinders.

Smart-home integration (Alexa, Google, Siri, HomeKit, Matter, Thread)
Product 1: Schlage Encode Plus Smart Lock
4.5

Smart-home integration is a headline win: HomeKit with Home Key, plus Alexa and Google Assistant support are repeatedly cited. Thread support is highlighted as improving responsiveness and stability in Apple Home environments.

Product 2: Aqara Smart Lock U100
4.3

Integration is a major strength: Apple Home/Home Key and Siri work well, and with an Aqara hub the lock can expand to Matter, Alexa, Google Home, and IFTTT. A few ecosystem-specific quirks and hub dependencies are the main downsides.

Tamper detection sensitivity
Product 1: Schlage Encode Plus Smart Lock
4.0

Tamper and forced-entry detection settings are described as configurable, including sensitivity adjustments. Reviewers appreciate the deterrent behavior even if the alarm volume is not described as extreme.

Product 2: Aqara Smart Lock U100
4.0

Brute-force mitigation is solid, with alarms, visual warnings, and a lockout after repeated failed attempts that disables keypad/fingerprint temporarily. Sensitivity and lockout timing are typically adjustable.

Touchscreen
Product 1: Schlage Encode Plus Smart Lock
3.7

The touch interface is convenient and modern, but a few reviewers want stronger feedback (physical buttons or clearer confirmation). Backlight quality is a common tweak request.

Product 2: Aqara Smart Lock U100
4.1

The touch interface is generally sensitive and satisfying, with a matte finish that helps readability and reduces fingerprint marks. Night visibility is typically strong thanks to the backlight.

Two-factor authentication availability
Product 1: Schlage Encode Plus Smart Lock
1.5

At least one review criticizes the Schlage app for lacking two-factor authentication. Security-conscious users may see this as a weak spot for an account-connected device.

Product 2: Aqara Smart Lock U100
No score yet
User access management
Product 1: Schlage Encode Plus Smart Lock
4.3

Access management is described as strong, with residents/guests and easy enable/disable of codes. Some reviewers note labeling and syncing differences between Apple Home and the Schlage app.

Product 2: Aqara Smart Lock U100
3.9

User management supports multiple users, fingerprints, passcodes, and (Aqara) NFC credentials with per-user limits. Apple Home's access management is simpler and may not expose the same scheduling and log detail.

Value and Price
Product 1: Schlage Encode Plus Smart Lock
3.6

Price is repeatedly described as premium, and value is framed as strongest for Apple households who will use Home Key daily. Outside that use case, reviewers suggest the cost and feature omissions (like fingerprint or geofencing) may be harder to justify.

Product 2: Aqara Smart Lock U100
4.1

Value is frequently rated high, especially when discounted and compared with other Home Key locks. The main price caveat is that adding hubs can push the total closer to premium competitors.

Voice control
Product 1: Schlage Encode Plus Smart Lock
4.2

Voice control support via Siri, Alexa, and Google Assistant is referenced as convenient for locking and status checks. Some sources imply security confirmations for unlocking via voice in certain assistants.

Product 2: Aqara Smart Lock U100
4.0

Voice control is strong via Siri/HomeKit, while Alexa and Google typically require an Aqara hub and may need extra setup steps. Voice unlocking commonly uses a PIN or platform security gating.

Warranty and support
Product 1: Schlage Encode Plus Smart Lock
4.8

Warranty coverage is praised in at least one review, citing lifetime mechanical coverage and multi-year electronics coverage. Support is not a major complaint area across the set.

Product 2: Aqara Smart Lock U100
No score yet
Weather resistance
Product 1: Schlage Encode Plus Smart Lock
3.0

Weather protection is not a headline strength in the reviews; one source notes there is no IP rating, though temperature specs are cited. Most feedback treats it as typical residential hardware rather than a lock built for harsh exposure.

Product 2: Aqara Smart Lock U100
4.5

The exterior portion is IP65-rated and reviewers report it tolerates heat, cold, and rain well. The interior unit is not weather-rated but is protected indoors.

Wi-Fi
Product 1: Schlage Encode Plus Smart Lock
4.2

Built-in 2.4GHz Wi-Fi is consistently highlighted as a convenience because it avoids a separate bridge. Reviews generally describe stable remote-capable connectivity, with platform-specific hub requirements for Apple Home.

Product 2: Aqara Smart Lock U100
1.0

There is no built-in Wi-Fi radio, so the lock itself cannot connect directly to a router. Remote control and broader integrations rely on an Apple Home hub and/or an Aqara Zigbee hub acting as the bridge.