Keypad Lock vs Smart Lock: Which One Should You Buy?

Q: How long do batteries last in keypad and smart locks?

Keypad locks typically run 6,12 months on four AA batteries. Smart locks with Bluetooth may last 6,10 months; Wi-Fi models drain faster, often 4,8 months. Both warn you (LED or app alert) when batteries are low.

What's the Difference Between Keypad and Smart Locks?

Both keypad locks and smart locks let you unlock your door without a metal key. The core difference is connectivity.

A keypad lock (also called a keyless entry lock or push-button lock) is standalone. You punch in a numeric code on the built-in keypad, and the lock opens. No app, no Wi-Fi, no Bluetooth. Power comes from AA batteries inside the lock, usually lasting 6 to 12 months. Some models include a backup mechanical keyway in case batteries die.

A smart lock includes a keypad plus app control via Bluetooth, Wi-Fi, or a bridge hub. You can unlock remotely, grant temporary digital keys to guests, and see an activity log. Many integrate with voice assistants (Alexa, Google Home) and home automation systems. They also run on batteries, though power draw is higher due to wireless radios.

If you want simple PIN access and nothing else, a keypad lock is enough. If you want remote control, guest access management, or integration with smart-home gear, a smart lock is the way to go.

Security: Are Keypad Locks and Smart Locks Safe?

Both can be secure if you pick a quality model and follow best practices. Look for ANSI/BHMA Grade 1 or Grade 2 residential deadbolts, these meet higher pick-resistance and impact standards.

Keypad locks eliminate the risk of lost or copied keys. They're not vulnerable to remote hacking because there's no network connection. Main risks: someone shoulder-surfing your PIN, or using factory default codes that were never changed. Mitigate by choosing a 6-digit PIN (not 4), changing codes regularly, and wiping the keypad after use to hide wear patterns.

Smart locks add network attack surface. Choose locks with AES-128 or AES-256 encryption, two-factor authentication on the app, and auto-lock features. Reputable brands push firmware updates to patch vulnerabilities. Risk of remote exploit is real but statistically low; most break-ins remain physical. A smart lock's activity log can actually increase security awareness, you see exactly who unlocked the door and when.

Both types should be paired with a reinforced strike plate (3-inch screws into the door frame) and a solid-core or steel door. The lock is only as strong as what it mounts to.

Features: What You Get With Each Lock Type

Standard keypad lock features:

PIN code entry (usually supports 1 to 50 user codes)
One-touch locking button
Low-battery warning (LED or beep)
Optional mechanical key override
Auto-lock after 30 seconds (some models)

Smart lock features (in addition to keypad):

Smartphone app unlock (Bluetooth or Wi-Fi)
Remote lock/unlock from anywhere (Wi-Fi models or via hub)
Temporary guest codes with expiration dates and time windows
Activity log: who unlocked, when, and how
Geofencing: auto-unlock as you approach, auto-lock when you leave
Voice assistant integration (Alexa, Google, Siri)
Integration with Ring, SimpliSafe, or other security systems

If you rent out a property on Airbnb or want to let a dog walker in at 2 p.m. on Tuesdays only, smart lock scheduling is a game-changer. For a single-family home where everyone knows the PIN, a keypad lock does the job without the app complexity.

Installation and Compatibility

Both lock types require basic installation knowledge or a professional locksmith. Most retrofit onto standard doors with a 2⅛-inch bore and 2¾-inch backset (or adjustable 2⅜ to 2¾ inches). Check your existing deadbolt measurements before buying.

Keypad locks are generally simpler. Remove the old deadbolt, mount the new exterior keypad assembly and interior thumb-turn, insert batteries, and program your PIN. Total time: 20 to 30 minutes for a DIY install if the door prep is standard.

Smart locks add a setup step: pairing with your phone via app, connecting to Wi-Fi (if supported), and configuring user permissions. Some require a separate hub plugged into your router. If your door has non-standard prep or the existing hole is worn out, you may need to redrill or use a door reinforcement plate. Installation time: 30 to 60 minutes, longer if you're troubleshooting Bluetooth pairing or hub setup.

Thick doors (over 2 inches), metal doors, or doors with decorative glass panels near the lock can complicate fitment. If you're unsure, call a mobile locksmith. We carry keypad and smart lock inventory and can advise on compatibility before you buy the wrong model.

Cost: Upfront and Long-Term

Keypad locks start around $80 for basic residential-grade models (Grade 3) and range up to $200 to 250 for ANSI Grade 1 heavy-duty versions. No subscription fees. Battery replacement runs $5 to 10 per year. Total five-year cost: roughly $120 to 300.

Smart locks begin around $150 for Bluetooth-only models and climb to $250 to 350 for Wi-Fi-enabled locks with full feature sets. Some brands charge monthly subscription fees ($3 to 10/month) for cloud video clips, advanced activity logs, or professional monitoring integration. Over five years, factor in $180 to 600 in subscription costs if applicable, plus batteries. Total five-year cost: $150 to 950+ depending on tier and subscription.

If budget is tight and you just want to stop hiding a spare key under the mat, a keypad lock wins on price. If you value convenience and remote access, the smart lock premium pays off in daily use.

Which Lock Should You Choose?

Choose a keypad lock if:

You want simple PIN entry with no app or Wi-Fi setup
You're renting and need easy removal when you move
You don't need remote control or activity logs
You want the lowest upfront cost and zero subscriptions
You live alone or with a small household that rarely changes access

Choose a smart lock if:

You want to unlock your door from anywhere (letting in a contractor while you're at work)
You manage short-term rentals or frequently grant temporary access
You want integration with your existing smart-home ecosystem
You value activity logs for security or family oversight (knowing when kids get home from school)
You're comfortable with app-based device management and occasional firmware updates

Both are solid upgrades over traditional keyed deadbolts. Neither is inherently "better", it depends on your use case. If you're still unsure, consider your daily routine: Do you often forget to lock the door? Smart lock auto-lock fixes that. Do you just want a code instead of fumbling for keys in the dark? A $100 keypad lock solves that without extra complexity.

Professional Installation and Support

Most keypad and smart locks are marketed as DIY-friendly, and many are. But if your door has non-standard bore size, a misaligned strike, or you're replacing an old mortise lock with a cylindrical deadbolt, professional help saves headaches.

A trained locksmith can assess your door in minutes, recommend a lock model that fits your hardware, and install it correctly the first time. We also handle rekeying any backup mechanical keyway to match your existing house keys, program initial user codes, and test auto-lock and strike alignment.

If you buy a lock online and hit a snag during install, stripped screws, wrong backset adapter, Bluetooth pairing failure, don't force it. Call a mobile locksmith. We carry common adapters and reinforcement kits on the truck. For more on our residential, automotive, and commercial locksmith services, visit our services page.

Need a keypad or smart lock installed today? Half Off Locksmith is available. We're trained, bonded, and insured, and we quote a flat rate up front before dispatch, Upfront pricing. Real technicians., with no hidden trip fees. Call (954) 888-8804 and we'll come to you, whether you're at home, the office, or roadside.

Frequently Asked Questions

Can a keypad lock be hacked remotely?

No. Keypad locks have no network connection, so they cannot be hacked over the internet. The main vulnerabilities are physical: someone guessing your PIN or exploiting a weak mechanical cylinder if the lock has a key backup.

Do smart locks work if my phone dies?

Most smart locks include a physical keypad or backup mechanical key. If your phone is dead, you can still enter your PIN code or use the key override to get in.

How long do batteries last in keypad and smart locks?

Keypad locks typically run 6 to 12 months on four AA batteries. Smart locks with Bluetooth may last 6 to 10 months; Wi-Fi models drain faster, often 4 to 8 months. Both warn you (LED or app alert) when batteries are low.

Can I install a keypad or smart lock on a rental property?

Usually yes, as long as you don't permanently alter the door. Most locks retrofit into standard bore holes. Keep the original deadbolt and swap back when you move. Check your lease, some landlords require written permission for lock changes.

Are smart locks compatible with existing home security systems?

Many are. Look for Z-Wave or Zigbee compatibility if you have a hub-based system (SmartThings, Hubitat). Some locks integrate directly with Ring Alarm, SimpliSafe, or ADT. Check the lock's spec sheet for supported protocols before buying.

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A practical check for this part of the job

Before approving work, describe what changed, which key or credential last worked, whether the door behaves differently when open, and who must retain access. Ask the technician to show the completed function from both sides. For help from Half Off Locksmith, call (954) 888-8804. Hours are Monday through Thursday 8 AM to 6 PM, Friday 8 AM to 2 PM, Saturday closed, and Sunday 10 AM to 4 PM.

Key control after the work for Keypad Lock vs. Smart Lock: Which Is Right for You? in Broward County

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Keypad Lock vs. Smart Lock: Which Is Right for You?