Z-Wave vs Wi-Fi Smart Locks: Which Is Better? (October 2026)

On this page (12 sections)

1. Z-Wave vs Wi-Fi Smart Locks: Which Is Better?
2. Z-Wave vs Wi-Fi smart locks: what changes for you?
3. Which setup fits your home?
4. Which connection makes remote access simpler?
5. Which lock offers the right entry methods?
6. How many access codes do you need?
7. Who should choose Z-Wave, and who should skip it?
8. Who should choose built-in Wi-Fi, and who should skip it?
9. What should you know about installation and care?
10. What mistakes can lead to a poor choice?
11. Which Z-Wave or Wi-Fi smart lock should you choose?
12. Smart lock examples

Z-Wave vs Wi-Fi Smart Locks: Which Is Better?

Choose Z-Wave if you have a compatible smart home hub; choose built-in Wi-Fi if you want remote app access without adding a hub. In a z wave vs wifi smart lock comparison, the better choice depends on your current setup, network and preferred way to enter.

Z-Wave locks connect through a compatible hub or smart home system. Built-in Wi-Fi locks connect to your home network directly, though each model can have specific router requirements.

Z-Wave vs Wi-Fi smart locks: what changes for you?

Z-Wave needs a compatible hub, while a built-in Wi-Fi lock can connect to your router without an extra hub. That difference affects what you need to buy, how you add the lock to your home and where remote access comes from.

With Z-Wave, the hub connects the lock to a compatible app or smart home system. If you already use a hub, the lock may fit your routine; if you don't, factor in the extra device and setup before choosing.

With built-in Wi-Fi, the lock connects to your router for app control. That can keep the setup simple, but the lock still depends on a suitable Wi-Fi signal and network band.

The wireless connection does not determine every feature. Check the specific lock for compatible systems, entry methods, code limits, remote controls and outage behavior.

For more detail about the hub-based option, see what a Z-Wave smart lock is. If you are comparing newer smart home standards, our guide explains what Matter means for smart locks.

Which setup fits your home?

Choose the setup that matches the equipment and apps you already use. An existing compatible hub favors Z-Wave, while a reliable 2.4 GHz network can make a built-in Wi-Fi lock a straightforward choice.

The Philips Wi-Fi Smart Deadbolt supports only 2.4 GHz Wi-Fi, and Philips recommends keeping the router within 65 ft for better remote control. Check the signal at the door, since a router that works well in the living room may not reach an exterior door reliably.

The Kwikset HomeConnect 620 and Schlage Connect need a compatible hub or smart home system, sold separately. Confirm the exact lock is supported and learn whether the features you want, including remote access, are available through that system.

Your home's door matters too. Before ordering, measure your door for a keyless lock and compare the thickness and deadbolt fit with the lock's requirements.

How should you choose a Z-Wave vs Wi-Fi smart lock?

Start with the hub or router, then compare the entry methods and access management you need. This order helps you avoid choosing a lock that cannot join your system or reach your network.

If you already have a compatible Z-Wave hub, identify its supported devices and features. The Kwikset HomeConnect 620 uses Z-Wave 700 Long Range and SmartStart with a compatible hub; it also works with Ring Alarm through a Ring Alarm smart hub.

Schlage Connect uses Z-Wave Plus and can pair with compatible systems such as Samsung SmartThings or Ring Alarm. Its hub or system is sold separately, so check compatibility before making it your pick.

If you prefer direct Wi-Fi, confirm that your router uses the required 2.4 GHz band and is close enough to the lock. Then decide whether app, fingerprint, keypad, voice or physical-key entry matters most.

For more hub-based options, compare our guide to the best Z-Wave smart locks. If your priority is remote app use over Wi-Fi, see the Philips Wi-Fi Smart Deadbolt review.

Which connection makes remote access simpler?

Built-in Wi-Fi can provide remote app access without an extra hub; Z-Wave remote access depends on a compatible connected hub. The simpler route is the one that already fits your home network and smart home setup.

The Philips Wi-Fi Smart Deadbolt supports remote app control over built-in Wi-Fi. Its 2.4 GHz requirement and recommended router distance matter, so check the connection at the door before relying on remote commands.

The two Z-Wave examples depend on a compatible hub or system. Schlage Connect can pair with systems such as SmartThings or Ring Alarm; the Kwikset HomeConnect 620 connects with Ring Alarm through its smart hub.

Remote access is useful when you need to manage the door away from home, but it is not the only reason to buy a smart lock. If you mainly use a keypad as you come and go, hub and router features may matter less than code management and reliable local entry.

Which lock offers the right entry methods?

The Philips Wi-Fi Smart Deadbolt offers the broadest choice of entry methods among these 3 examples. It supports app, passcode, fingerprint, physical-key and voice control through Alexa or Google Assistant.

The Kwikset HomeConnect 620 has touchscreen entry and supports up to 250 user codes. It suits households that want many separate keypad codes and do not need fingerprint entry.

Schlage Connect offers a touchscreen, up to 30 access codes and a backup physical key. That mix suits buyers who want a keypad with a mechanical key available as a fallback.

A lock's protocol does not tell you how you'll use it at the door. Think through a typical day: Do you want to type a code, use a fingerprint, open the app or carry a key?

For a wider overview of options, read how keyless door lock types differ.

How many access codes do you need?

Choose by the way you'll manage access, not by the largest code limit. Separate codes can help you know who should have access, but they are useful only if you can keep them current.

Kwikset supports up to 250 user codes, Schlage up to 30 access codes and Philips up to 100 custom passcodes. Philips also supports unlimited one-time or scheduled codes for guests, cleaners or deliveries; those temporary codes are separate from its custom passcode limit.

Consider who needs ongoing access and who only needs it briefly. Family members may need lasting codes, while a service worker may need a scheduled or one-time code if the lock supports it.

Remove or change codes when someone no longer needs access. Before buying, check whether the app or hub lets you create, edit and delete codes in a way that suits your household.

Who should choose Z-Wave, and who should skip it?

Choose Z-Wave when you already use a compatible hub and want your lock in that system. Skip it if you do not want to buy or manage a separate hub, or if your preferred system does not support the exact lock.

The Kwikset HomeConnect 620 is a strong fit for hub-based homes that need a high code capacity. Its Long Range connection and Ring Alarm compatibility through a Ring Alarm smart hub suit people who already use that system.

Schlage Connect fits buyers who want a Z-Wave keypad deadbolt, a physical-key backup and compatibility with a supported smart home or security system. Its lower code limit than the Kwikset makes it less suited to a household that needs many distinct codes.

Don't buy a Z-Wave lock just because you already own another Z-Wave device. Confirm support for the lock model and the features you expect, including remote control.

Who should choose built-in Wi-Fi, and who should skip it?

Choose built-in Wi-Fi when you want remote app control without a separate hub and have a suitable router connection near the door. Skip it if your network lacks 2.4 GHz Wi-Fi or the signal is weak where the lock will be installed.

The Philips Wi-Fi Smart Deadbolt suits households that want several entry choices, including fingerprint, passcode, app and physical key. Alexa and Google Assistant voice control are also supported, provided you use your own account and have a stable network connection.

It may be a poor fit if you prefer to keep a smart lock off your Wi-Fi network, need a different network band or cannot place the router close enough. Philips recommends a distance of 65 ft or less for better remote control.

Before choosing, consider the network your lock will use every day, not just the one available during setup. A nearby router or access point can make remote control more dependable.

What should you know about installation and care?

Check door fit first, then install the lock carefully and follow its setup instructions. A lock that fits the door and has a clear power and network plan is easier to live with.

The Kwikset HomeConnect 620 fits doors 1-3/8 in to 2 in thick and has an adjustable deadbolt backset from 2-3/8 in to 2-3/4 in. Schlage Connect fits standard doors 1-3/8 in to 1-3/4 in thick with a 2-3/8 in or 2-3/4 in backset.

Philips says the Wi-Fi deadbolt fits most doors 1-3/8 in to 2 in thick. During installation, route its cable underneath the latch and place the tailpiece in the latch slot as instructed; Philips notes that correct placement helps the lock operate properly.

After installation, test each local entry method and confirm that the deadbolt moves freely before relying on the app. Pair the lock with its compatible hub or Wi-Fi network, then check remote commands, code changes and auto-lock settings.

Keep the keypad clean and check the battery indicator or app for low-power notices. The two Z-Wave examples use 4 AA batteries; Philips calls for AA alkaline batteries, which are not included.

Follow the model's instructions when replacing batteries, and keep any physical backup key accessible.

What mistakes can lead to a poor choice?

The most common mistake is buying for the protocol name without checking the system, door or network behind it. A few simple checks can prevent a lock from missing the feature you expected.

• Assuming any hub will work: Confirm that the exact Z-Wave lock and the features you want are supported by your hub.
• Ignoring Wi-Fi band and distance: Philips requires 2.4 GHz Wi-Fi and recommends the router remain within 65 ft for better remote control.
• Counting every code as the same thing: Philips' one-time and scheduled codes are separate from its 100 custom passcodes.
• Skipping door measurements: Check door thickness and backset before ordering, then make sure the deadbolt moves smoothly after installation.
• Expecting remote access to survive every outage: App control relies on the lock's network or connected system. Know how you'll enter locally if the internet or hub is unavailable.

Local entry options help you plan for a connection problem. Philips offers passcode, fingerprint and physical-key entry; Kwikset and Schlage provide keypad entry, and Schlage includes a backup physical key.

Which Z-Wave or Wi-Fi smart lock should you choose?

Pick Z-Wave if you already have a compatible hub; pick built-in Wi-Fi if you want remote app access without a separate hub. Then choose by door fit, entry method and how many people need access.

Choose the Kwikset HomeConnect 620 for a hub-based home that benefits from up to 250 user codes. Choose Schlage Connect if a Z-Wave keypad and physical-key backup suit your setup.

Choose the Philips Wi-Fi Smart Deadbolt for direct Wi-Fi access and multiple ways to enter, provided 2.4 GHz coverage reaches the door. For another protocol comparison, use our Matter smart lock guide.

Smart lock examples

Frequently asked questions

Is Z-Wave or Wi-Fi better for a smart lock?

Z-Wave is a better fit if you already have a compatible hub and want the lock in that smart home system. Wi-Fi suits you if you want built-in remote app access without a separate hub.

Check each lock's supported systems and network requirements before you buy.

Do Z-Wave smart locks need a hub?

The Kwikset HomeConnect 620 and Schlage Connect require a compatible hub or smart home system, sold separately. Confirm that your chosen hub supports the lock before you buy, then follow its pairing steps in the hub's app.

Can a Wi-Fi smart lock work without a hub?

A Wi-Fi lock with built-in Wi-Fi can connect to your home network without an extra smart home hub. The Philips Wi-Fi Smart Deadbolt supports remote app control this way, but it requires a 2.4 GHz network and recommends keeping the router within 65 ft.

Can Z-Wave and Wi-Fi smart locks both offer remote access?

Yes, either type can offer remote access when the lock is paired with the network or system it requires. A Z-Wave lock relies on a compatible connected hub, while built-in Wi-Fi can connect directly to your router.

Remote features and setup vary by model.