Models Considered
Hours of Research
Experts Interviewed
Consumer Reviews Analyzed
A s technology advances, our homes get smarter with each new device and system we add to them. Biometric locks are protection devices that will surely satisfy your needs. These intelligent devices permit you to unbolt the door with your fingerprint, a cipher, or even a non-electronic key. Therefore, if you are on the hunt for a smart unit based on biometric authentication instead of a standard keyhole, below, you will find the customers’ top picks.
13. ZKTeco AL40B-Silver

ZKTeco AL40B-Silver
Specifications
- Application type: Interior/Exterior
- Authentication: 5-in-1
- Max User Memory: 100
- Fingerprint: Not specified
- Door thickness: 35-53 mm (standard)
- Power: 4 AA alkaline batteries
- Battery Life: 5300 times
- Type of Fingerprint Sensor: Semi-conductor fingerprint sensor
It is regarded as one of the most dependable units available. It utilizes an innovative system and will surprise you with a multitude of settings. What we like about it is that it permits you to part the entrance with up to one hundred operators. Specifically created to stock up to one hundred fingerprints, it provides access for all your families and closest friends. Besides, you will be able to bolt and unbolt the entry point with an electronic password, physical key, smartphone, and MIFARE access card.
You can likewise enter a standard password with some arbitrary digits before and after for enhanced protection. Generally speaking, the unit looks very good. It presents a stylish finish and a strong structure. It features a zinc alloy body and a modifiable latch. It can be regulated from 2-3/8 to 2-3/4”. It is protected by a 1-year warranty.
PROS
- It stocks up to one hundred fingerprints
- Easy to mount and utilize
- It can be bolted and unbolted with a key, MIFARE admission card, passcode, and smartphone
- Zinc alloy structure
CONS
- Tends to fail when saving new fingerprints after a while
- There were reported incidents where the lock “forgot” thumbprints
Verdict
Although it comes with a typical warranty and a high cost, it still is a choice worth bearing in mind. It is a sleek unit that comes with a trouble-free setup. It is adaptable and very simple to control.
12. ULTRALOQ U-Bolt Pro

ULTRALOQ U-Bolt Pro
Specifications
- Application type: Interior/Exterior
- Authentication: 6-in-1
- Fingerprint: 120
- Door thickness: 1-1/5″ and 2-2/5-inch
- Power: 4 AA batteries
- Battery Life: 12 months
ULTRALOQ U-Bolt Pro and advanced technology go hand in hand. It is a Bluetooth unit that comes with an overabundance of interesting things and provides lots of benefits. According to the specs, it is a 6-in-1 model. It can be bolted and unbolted with a non-electronic key and fingerprint. There’s nothing new under the sun! Now comes the chief part of utilizing it. It can be also operated with an anti-peep keypad and smartphone. Plus, it can be utilized with auto-lock and shake to open function.
The anti-peep keypad permits you to type random digits. It seems to a digital password that provides access as long as the digits are correct. With the auto-bolt/unbolt feature you won’t need a key or a PIN anymore. It bolts and unbolts the entrance the instance you leave or arrive.
You will be able to share the right of entry with your family and closest friends. With a digital code, they will get a permanent access. As paralleled to other models, this one has a Dual Data Encryption feature. This means that no one can unbolt the front door without your authorization.
It is a versatile unit that can identify up to one hundred and twenty prints. It features a stylish finish and an easy mounting. Although it is a bit pricey, it still is one of the most well-liked choices out there.
PROS
- Working temperature is between 5-140°F
- US military-level TI chip
- Easy to install
CONS
- The app is a bit difficult to navigate
- Fingerprint scanner fails at times – does not record fingerprints on occasion
Verdict
Without a doubt, this is another model that we endorse because it has a bright OLED screen which means that you can easily insert the cipher in the full night or bright sun rays. Additionally, the rust-resistant plate will ensure longevity.
11. AIGURD Smart Lock 3216552184

AIGURD Smart Lock 3216552184
Specifications
- Application type: Interior/Exterior
- Authentication: 3-in-1
- Max User Memory: up to 200 users
- Fingerprint: 200
- Door thickness: 1-1/5″ and 2-2/5-inch
- Power: 4 AA batteries
- Battery Life: 600000 times
- Type of Fingerprint Sensor: Semi-conductor fingerprint sensor
Since we like versatility, this model has caught our eye. It permits you to unbolt the entrance in 3 distinct ways such as fingerprint, cipher, and non-electronic key. Hereafter, you won’t have to be concerned about methods to unlock your access points anymore. It can store two hundred fingerprints. Additionally, the military level TI chip will provide identification within 0.5 seconds.
Even if you have children or elderly people in the home, the innovative biometric reader will be able to recognize the fingerprints of various individuals. The 2000 collection points will provide fast and accurate identification. Moreover, it is watertight and dust-proof which means that you can mount it irrespective of the area you live in.
The DIY setup can be done through the video guide or on-line support. All that you will remember that this unit is fit for doors with a depth between 1-1/5′′ and 2-2/5-inch.
PROS
- Working temperature is between 5-140°F
- US military-level TI chip
- Easy to mount
CONS
- Limited warranty period
- Poorly written instructions
Verdict
Without a doubt, this is another model that we recommend because it has a bright OLED keypad which means that you can easily insert the cipher in full darkness or bright sun rays. Additionally, the stainless steel plate will ensure longevity.
10. Lockly Fingerprint PGD728F

Lockly Fingerprint PGD728F
Specifications
- Application type: Interior
- Authentication: Bluetooth, Access code, Key, Fingerprint
- Type of Fingerprint Sensor: 3D fingerprint sensor security
- Access code: 6-8 digits
- Fingerprint: up to 99 fingerprints
- Door thickness: 1 3/8″ to 2″ thick
- Power: 4 AA Alkaline batteries
- Battery Life: 9 months – 1 year
Gain entrance with a simple touch of the finger. If you don’t feel like it, use your phone and access the entry point through Bluetooth. If none of the above possibilities sound appealing, you can get in by inserting the 6 to 8 digit cyphers. It has been crafted with an exclusive algorithm that will reorganize the digits after each use and it will prevent others from ever copying the previous code.
If you haven’t entered the right password up to 3 times, the keypad will momentarily disable. Since it has been crafted with a fingerprint sensing element, it’s significant to highlight that this model will accept only physical fingers. Thus, the lock won’t let access if the fingerprint is copied.
You can give access to up to 99 people. So, the whole family will have access if you’re not at home. It works with Apple and Android devices, which means that you don’t have to buy anything additional to make it work appropriately. What stands out is that you can mount it within a limit of 15 minutes even if you don’t have any experience.
PROS
- The battery can last up to 1 year before requiring a charge
- Made with auto-lock
- It comes with extra 2 keys
- Easy mounting
CONS
- The quality of the glass could be improved
- LCD loses readability with time
Verdict
We recommend it not only because it comes with a fingerprint scan. Other 3 methods can grant you admission to your home. Thus, if your hands are busy, you can effortlessly use your smartphone to unbolt the door.
9. HARFO HL1

HARFO HL1
Specifications
- Application type: Interior
- Authentication: Fingerprint only
- Max User Memory: Up to 100 users
- Door thickness: 35-55mm, 60mm and 70mm
- Power: Built-in Li-ion battery
- Battery Life: 1 year
- Charging time: 30 min.
If you are concerned about your family’s safety, mount a security device with a fingerprint function. This unit has been specially designed for residential use. It is fit for any kind of door and it is utilized to replace most traditional U.S. units. It works on either left or right-handed handles.
Since it doesn’t require more than 2 screws, be sure that it is effortless to mount and program according to your preferences. With a simple touch of the button, you can bolt and unbolt the door. More than that, it can memorize the prints of over 100 people. It works with a Li-ion battery that for 30 minutes of full charge will work for more than 1 year. Besides that, it comes with a safety feature. How does it function? Just wait 3 seconds and you will be surprised to see how the door will be bolted behind you instantly.
What we like about this model is the design. It looks like a traditional model but with an aesthetic finish. It is stylish and good-looking. It doesn’t have a complicated interface with buttons or numbers. It has a single button that with a simple touch provides admission to your property.
PROS
- Perfect for residential use
- Great value for the money
- Simple installation
- Green energy – Li-ion battery
CONS
- Does not read fingerprints as easily in cold temperatures
- There were reports of people “tricking” it using paper clips
Verdict
It works with both keys and fingerprints. It has a memory of one hundred fingerprints. It is strightforward to mount and utilize. Plus, it comes at a relatively small price.
8. HARFO HL90

HARFO HL90
Specifications
- Application type: Interior
- Authentication: 4-in-1
- Type of Fingerprint Sensor: Semiconductor sensor
- Max User Memory: Up to 300 users
- Door thickness: 1-3/8 inch(35mm) to 2-1/6 inch(55mm)
- Power: 4 x 1.5v AA battery
- Battery Life: Approximately 5000-6000 times
- Extra feature: OLED display with voice guide
In terms of dependability and efficiency, this is a wonderful model. Specially designed for residences and offices, this keyless unit with an OLED screen has become one of the most well-liked picks available. For a more handy process, it has voice management that will help you use it effortlessly. As mentioned above, it is a keyless model. This means that it lets you bolt and unbolt the door in other ways. Consequently, you can utilize your fingerprint or an access card. More than that, you can record a cipher with 4 to 12 digits.
What we like about it is that more than 300 users can use their own cipher with your permission. With the semiconductor sensor, your identification pattern will be safeguarded. It is great as it comprises superior technology, but if we are talking about its price, it is a bit pricey and not everyone can afford this.
PROS
- OLED display
- Voice guide
- Straightforward to navigate
- The innovative identification pattern algorithm
CONS
- Extremely cold temperature can make the motor cease working properly
- Installation instructions are not complete – could use a more detailed user manual
Verdict
Although it comes at a high price, it still is a good pick to consider when making a purchase. With a plethora of interesting characteristics and first-rate technology, we are proud to include it on our list.
7. ZKTeco Electronic Door Lock

ZKTeco Electronic Door Lock
Specifications
- Application type: Interior
- Authentication: App Key, fingerprint, key
- Fingerprint: 100
- Max User Memory: Admin – 10, Normal User – 60, Temporary User – 20
- Door thickness: 30-53mm
- Power: 4 Alkaline battery
- Battery Life: Over 6000 Times
- Bluetooth: Yes
It should come as no surprise that we selected this model as one of the most dependable yet affordable models available in the current market. It uses innovative technology and it comes supplied with so many unmatchable characteristics. It has the same features as the Ultraloq but has several upgrades.
The “one-touch” setting is a major perk as you can bolt and unbolt the door much easier and you don’t need keys. Thanks to its encrypted technology, it works without keys. You can manage it with your smartphone via Bluetooth. There is nothing more opportune than using your phone as your key.
Moreover, if you are thinking about mounting it, you need to ponder the door depth. In this situation, it is essential to know that it fits the door depth between 1.18″ and 2.12″. Also, remember that it is not waterproof, so if you intend to buy it, make sure you buy it for your bedroom or office interior doors. Overall, considering its price range, this is a wonderful option to consider when making a purchase.
PROS
- One-touch operation
- Great price
- Bluetooth keyless home entry
- The innovative fingerprint identification algorithm
CONS
- Moves slower as opposed to better-ranked products
- The app loses connection at times
Verdict
It comes with many characteristics, including a cutting-edge fingerprint recognition algorithm. It works via Bluetooth, which means that it can easily be controlled with your smartphone. What we like about it is that it knows who enters your home. It has a 24/7 activity log thanks to which it tracks every person who enters your home.
6. Ultraloq UL3 BT

Ultraloq UL3 BT
Specifications
- Application type: Interior
- Authentication: 5-in-1 Keyless Lock
- Fingerprint: 95 fingerprints, 95 codes
- Max User Memory:
- Door thickness: 1-3/8″~1-3/4″
- Power: 3 AA batteries
- Battery Life: Up to 8,000 times access
- Type of Fingerprint Sensor: Auto Wakeup Fingerprint Sensor
It is another impressive model whose incredible features place it in the 6th position. It is a 5-in-1 model that can be used with a cipher, fingerprint, smartphone, key, and knock-to-open method. It is provided with innovative fingerprint identification and integrates an Anti-peep touch keypad technology.
It was created with convenience in mind, so you can bolt or unbolt your door even if you don’t have keys or your phone is not in your pocket. This is what we like about this product and that’s why most people choose it. With this modern device, you will never be locked outside, neither inside. As mentioned above it uses innovative fingerprint identification.
You are probably wondering how it works. As you know, everyone’s fingerprint is unique, so no one can use its fingerprint to unbolt your door. Thanks to this technology that utilizes a scratchproof, dustproof, and watertight sensing device, the bolting, and the unbolting process are more secure. The report quality-price is very good, so if you are interested in purchasing an advanced model, this will impress you with all its features.
PROS
- It comes with an Innovative Fingerprint Identification
- It uses an Anti-peep Touch Keypad System
- OLED display
- Long battery life
CONS
- The Bluetooth connectivity is not reliable all the time
- There were reports regarding issues registering some fingerprints
Verdict
If you are thinking about trading your old unit and buy a smart one to secure your home, this is exactly what you need. It is a modern model that uses cutting-edge technology that comes equipped with an excess of impressive features.
5. SCYAN X7SC

SCYAN X7SC
Specifications
- Application type: Interior door
- Authentication: 3 ways to unlock
- Password: 12 digit number combination
- Max User Memory: 100 fingerprints/ 100 user codes
- Door thickness: 1-1/4″ to 2-1/4″
- Power: 4 AA Alkaline
- Type of Fingerprint Sensor: Optical sensor
Capable of saving up to one hundred fingerprints and one hundred user codes, this incredible product provides an opportune and dependable lock system solution. It comes with a 12-key keypad and a built-in touch active sensor which requires only one touch to be unlocked. Additionally, there is a support passage mode and a memory function that will not cause the loss of registered user ciphers and fingerprints.
Another important thing to mention is that it fits the door depths between 1.5 inches and 2.5 inches. It is actioned by 4 AA Alkaline batteries and it comes with only one year warranty. Bear in mind that it is intended for the interior door only, so if you need an exterior model take a look at the ones above.
PROS
- Great price
- Optical sensor
- Straightforward to install
CONS
- Not as accurate as other models
- Some reported that the fingerprint access option loses memory at times
Verdict
If you have a limited budget but you still want to secure your home or office, this unit is the best variant you have. It comes with a lot of features at a very reasonable price. Although it is not as accurate as other models, it still is an option worth taking into consideration.
4. Itouchless Bio-Matic F

Itouchless Bio-Matic F
Specifications
- Application type: Exterior door
- Authentication: 3 ways to unlock
- Password: 4 ~ 6 digit
- Max User Memory: 150 fingerprints/ 78 PIN passcodes
- Door thickness: 1.375”
- Power: 4 AA Alkaline
- Battery life: Up to 15.000 uses
- Water-resistant: Yes
No matter how good the others are, we still want to present to you this first-rate model. It can store up to 150 fingerprints and 78 codes. It has 2 backup keys for optimal use and a cover that protects the scanner and the pin pad. It utilizes an advanced optical sensor technology, also known as the Live Layer technology which ensures accuracy and maximum security.
It comes with several drawbacks. Several users complain that it is untrustworthy under some weather circumstances. Furthermore, customer service is hit-or-miss, which is not exactly what you expect from when you pay all the money. However, it has some other features that will certainly draw your attention. It can easily be programmed, which means that you will be able to add or delete someone’s fingerprints directly from the lock’s pin pad.
PROS
- Simple to mount and operate
- It provides maximum accuracy
- Heavy and sturdy
CONS
- The keypad is difficult to see in poor lighting conditions
- The fingerprint access option fails at times
Verdict
In comparison to other lock doors, this model can be used as a main entrance door or office. It features durable construction and is extremely accurate in detecting fingerprints. Overall, it is an option worth taking into consideration.
3. Ardwolf A1

Ardwolf A1
Specifications
- Application type: Interior door
- Authentication: 5 ways to unlock
- Password: 12 digit number combination
- Max User Memory: 100 fingerprints/ 100 user codes
- Door thickness: 1-3/8″ – 2-3/8″
- Power: 4 AA Alkaline
- Battery life: up to 4 months
- Type of Fingerprint Sensor: Optical
This model comes with strong construction and it is very precise in fingerprint identification. More than that, it is much faster and it comes with more features than the models above. It presents 5 ways to unlock, such as fingerprint, cipher or PIN, mechanical key, and two dual verification means. Additionally, it is very important to know that it can manage up to one hundred users.
It has a modifiable handle direction, which means that it can be mounted either to the right or left and the most interesting thing out there is that it has a self-learning ability. This means that it is capable of recognizing every fingerprint after every fingerprint entry.
PROS
- It is equipped with extra security features (dual-verification mode)
- Ability to disable the sounds of the lock
- Robust and durable construction
- Simple to install
CONS
- Poor customer support
- Cold temperature affects its operation
Verdict
It comes with a plethora of intelligent features at a very reasonable price, so it is a fine pick for residential use. Besides, as it comes with a two-sided handle, you can be sure it will match your door.
2. Ardwolf A20

Ardwolf A20
Specifications
- Application type: Interior door
- Authentication: Fingerprint, code/password, mechanical key
- Password: 8 digits
- Max User Memory: 100 fingerprints and 100 user codes
- Door thickness: 1-3/8″ (35mm) – 1-3/4″(45mm)
- Power: 4 AA Alkaline of 1.5V
- Battery life: 5,000~6,000 times
- Type of Fingerprint Sensor: Optical
If you are thinking about purchasing it, it is essential to know that it is specially made for left-handed people. What we like about this lock is that it provides you with three keyless ways to bolt and unbolt your door. You can use a password or cipher, your fingerprint, or a mechanical key. Likewise, it comes with user data backup and record tracking. Like any other model, it comes with some advanced security features, such as passage mode and arbitrary password protection. By utilizing the passage mode, your guests will be able to unbolt the door just by pressing the handle. Additionally, there is a touchscreen keypad that won’t let you leave finger marks on the screen.
PROS
- Precise fingerprint recognition
- Easy install
- Durable construction
- Great value for money
CONS
- It does not have the number 0 or 9 on the keypad
- Programming the unit can get a bit confusing
Verdict
If you are searching for a straightforward model that can provide easy access to your home, this one is the best addition you can make. It is a great smart lock that will surely draw your attention with its impressive features and advanced settings.
1. Samsung Digital SHS-P718

Samsung Digital SHS-P718
Specifications
- Application type: Exterior door
- Authentication: Pin,fingerprint,RFID
- Password: 4 ~ 12 digit number combination
- Max User Memory: 31 pin/RFID, 100 fingerprints
- Door thickness: From 40mm to 80mm
- Power: 8 AA Alkaline batteries of DC 6V
- Battery life: Approximately 12 months
- Water/dust resistant: Yes
This unit is a finger push-pull model that works with any Samsung card or key tags. As compared to other similar locks, it comes with impressive technology and a lot of advanced features, including a fingerprint scanning system, a manner mode, and an anti-theft function. In addition to all these features, you will be amazed to discover that it is also fitted with an extra security feature. Once this is activated, you can bolt and unbolt the door by utilizing your fingerprint and a PIN. The fingerprint capacity is a maximum of one hundred and the door depth must be 40 to 80 mm. Moreover, it is significant to know that the user access code is of 4 to 12 digits number combination.
PROS
- Stylish design
- It provides double protection with the fingerprint scanner and password
- Push-pull innovating system
- Easy installation
CONS
Verdict
Although this model is not for any budget, as it has a high price tag, we are proud to include it on our list. It comes with a futuristic design and it has a double verification system that ensures total security in your home.
Top 13 Fingerprint Door Locks Comparison
Photo | Products | Price |
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![]() Best Overall |
1. Samsung Digital SHS-P718
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2. Ardwolf A20
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![]() Best Fingerprint Door Lock for Authentication Methods |
3. Ardwolf A1
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![]() Best Fingerprint Door Lock for Battery Life |
4. Itouchless Bio-Matic F
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5. SCYAN X7SC
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6. Ultraloq UL3 BT
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7. ZKTeco Electronic Door Lock
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8. HARFO HL90
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![]() Editor’s Choice |
9. HARFO HL1
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10. Lockly Fingerprint PGD728F
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11. AIGURD Smart Lock 3216552184
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12. ULTRALOQ U-Bolt Pro
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13. ZKTeco AL40B-Silver
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