10 Best u lock for bicycles of 2025

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Best Choice

1

Kryptonite
Kryptonite Kryptolok Standard Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle and 10mm x 4ft Length Security Cable with Mounting Bracket and Keys

25% Off
Main highlights

Robust Security Features
12.7mm hardened steel shackle resists tools, bolt cutters, leverage attacks.

Ideal for Urban Commuters
Perfect for city cyclists needing reliable security and portability.

Highly Praised Durability
Customers commend the lock's sturdiness and resistance to theft.
Key specs
- control method:App
- shape:U Shape
- material:Alloy Steel
- lock:Keyed Lock
- special feature:Anti-Theft, Heavy Duty
9.8

Exceptional

Our Rating

8.7
Security

8.4
Simple to use

8.4
Durability
How do we rank?

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Careful review Our team ensures quality, value, and fit based on real user feedback

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Based on millions of stores and reviews

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Analyzing top stores
Value for Money

2

NDakter
NDakter Bike Locks Heavy Duty Anti Theft, Bicycle U Lock for Ebike, 18mm Shackle, 6FT Steel Security Cable with 3 Keys for Electric Escooter, Motorcycle, Moped, Dirt-Bike, Tri-Bike Wheel Lock Sturdy
Main highlights

High Security & Anti-theft
The NDakter U Lock features an 18mm shackle and 6FT steel cable, offering robust protection against cuts and leverage attacks.

Ideal for Multiple Vehicles
Perfect for securing e-bikes, motorcycles, scooters, and outdoor equipment with its versatile U-lock and cable combination.

Customer Praised Durability
Users appreciate the solid construction and reliability of the lock, enhancing confidence in its anti-theft capabilities.
Key specs
- control method:Hand Control
- shape:U Shape
- material:Brass
- lock:Key Lock
- special feature:Heavy Duty Anti Theft
9.7

Exceptional

Our Rating

9.9
Mounting bracket

9.9
Security

9.9
lock easily
3

Master Lock
Master Lock Black Bike Lock with Key, Standard Size U-Lock for Bicycles and Other Outdoor Equipment, Anti-Theft Lock for Bikes, 8320D

16% Off
Main highlights

Steel Body for Maximum Security
Hardened steel body resists cutting, sawing, and prying.

Ideal for Back Wheel Locking
Perfect fit for securing back wheels of bicycles.

Impressive Durability
Customers praise its durability and resistance to bolt cutters.
Key specs
- control method:Hand Control
- shape:U Shape
- material:Vinyl, Steel
- lock:Key Lock
- special feature:Key Lock
9.6

Exceptional

Our Rating

8.7
worth the money

8.7
lock easily

8.4
Simple to use
4

Sportneer
Sportneer Bike Lock: Heavy Duty Anti Theft Bike U Lock with 5ft Security Steel Cable - 17mm Shackle Bicycle U-Locks with Keys & Sturdy Mounting Bracket for Road, Mountain, Electric & Folding Bike
Main highlights

Durable and Secure Design
Crafted from high-quality alloy steel, this U-lock is cut-resistant, leverage-resistant, and drill-resistant, ensuring robust protection against theft.

Versatile Locking Options
Ideal for securing bicycles to racks, fences, and poles, using the included 5ft double-looped steel cable.

Praised for Strength and Appearance
Customers commend its strong build and attractive design, offering peace of mind in high-theft areas.
Key specs
- control method:Hand Control
- shape:U Shape
- material:Alloy Steel, Silicone
- lock:Key Lock
- special feature:Portable, Heavy Duty
9.4

Excellent

Our Rating

9.7
lock easily

9.3
worth the money

9.3
Simple to use
5

Sportneer

Sportneer Bike U Lock - 18mm Shackle Heavy Duty Anti Theft Bike Locks with 3 Keys - Bicycle U-Locks with Sturdy Mounting Bracket for Road, Mountain, Electric & Folding Bike, Size 11.5''x6.25''
9.3

Excellent

Our Rating
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6

NDakter
NDakter Bike Locks Heavy Duty Anti Theft, Combo Bike U Lock, 4-Digit Resettable Combination Bicycle Lock, Large U Shaped Ebike Lock with 5Ft Steel Cable for Electric Bike, Escooter, Motorcycle,Door
Main highlights

Keyless Convenience and Security
4-digit resettable combination eliminates the need for keys, ensuring ease and security.

Versatile Multi-Purpose Use
Ideal for securing bikes, scooters, and gates with ample locking space.

Customer Praised Sturdiness
Highly rated for durability and anti-theft performance by users.
Key specs
- control method:Remote
- shape:U Shape
- material:Alloy Steel, Steel
- lock:Combination Lock
- special feature:Anti Theft, Heavy Duty
9.2

Excellent

Our Rating

9.9
Lock Feature

9.7
Durability

9.7
lock easily
7

Hapleby

Hapleby Premium Bike Lock Set with 2 Keys, Bike U-Lock with 6 Feet Thickened Solid Steel Cable, Heavy Duty Anti Theft Bicycle U-Lock with Mounting Bracket for Road, Mountain, Folding Bike and Scooter
9.1

Excellent

Our Rating
8

Via Velo

Via Velo Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Locks with 8mm Braided Steel and 3 Keys, 4ft Length Security Cable for Bike, Scooter Mountain Road Bike
8.9

Very Good

Our Rating

8.9
Simple to use

8.7
Durability

8.7
lock easily
9

Weogine

Bike U Lock with 5ft Security Cable 17mm Shackle, Bike Lock with 3 Keys and Mounting Bracket, Bicycle U-Locks Perfect for Road, Mountain, and Electric Bikes,Bicycle Lock
8.7

Very Good

Our Rating
10

VVA
Bike U Lock,20mm Heavy Duty Combination Bicycle D Lock Shackle 4ft Length Security Cable with Sturdy Mounting Bracket and Key Anti Theft Bicycle Secure Locks
Main highlights

Heavy Duty Security
0.86 inch shackle with heat and shear resistance ensures top-notch bike security.

Versatile Use Cases
Ideal for mountain, road, and folding bikes with a lightweight design.

Praised Silicone Protection
Silicone coating prevents paint chipping, enhancing bike protection.
Key specs
- control method:App
- shape:bike u lock
- material:kirsite+silicone
- lock:Combination Lock with key
- special feature:Heavy Duty, Lightweight
8.6

Very Good

Our Rating

8.9
worth the money

8.4
lock easily

8.2
Simple to use

10 Best u lock for bicycles of 2025

1

Kryptonite Kryptolok Standard Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle and 10mm x 4ft Length Security Cable with Mounting Bracket and Keys

8.7

8.4

8.4

How do we rank?

How do we rank?

Analyzing top stores

2

NDakter Bike Locks Heavy Duty Anti Theft, Bicycle U Lock for Ebike, 18mm Shackle, 6FT Steel Security Cable with 3 Keys for Electric Escooter, Motorcycle, Moped, Dirt-Bike, Tri-Bike Wheel Lock Sturdy

9.9

9.9

9.9

3

Master Lock Black Bike Lock with Key, Standard Size U-Lock for Bicycles and Other Outdoor Equipment, Anti-Theft Lock for Bikes, 8320D

8.7

8.7

8.4

4

Sportneer Bike Lock: Heavy Duty Anti Theft Bike U Lock with 5ft Security Steel Cable - 17mm Shackle Bicycle U-Locks with Keys & Sturdy Mounting Bracket for Road, Mountain, Electric & Folding Bike

9.7

9.3

9.3

5

Sportneer Bike U Lock - 18mm Shackle Heavy Duty Anti Theft Bike Locks with 3 Keys - Bicycle U-Locks with Sturdy Mounting Bracket for Road, Mountain, Electric & Folding Bike, Size 11.5''x6.25''

6

NDakter Bike Locks Heavy Duty Anti Theft, Combo Bike U Lock, 4-Digit Resettable Combination Bicycle Lock, Large U Shaped Ebike Lock with 5Ft Steel Cable for Electric Bike, Escooter, Motorcycle,Door

9.9

9.7

9.7

7

Hapleby Premium Bike Lock Set with 2 Keys, Bike U-Lock with 6 Feet Thickened Solid Steel Cable, Heavy Duty Anti Theft Bicycle U-Lock with Mounting Bracket for Road, Mountain, Folding Bike and Scooter

8

Via Velo Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Locks with 8mm Braided Steel and 3 Keys, 4ft Length Security Cable for Bike, Scooter Mountain Road Bike

8.9

8.7

8.7

9

Bike U Lock with 5ft Security Cable 17mm Shackle, Bike Lock with 3 Keys and Mounting Bracket, Bicycle U-Locks Perfect for Road, Mountain, and Electric Bikes,Bicycle Lock

10

Bike U Lock,20mm Heavy Duty Combination Bicycle D Lock Shackle 4ft Length Security Cable with Sturdy Mounting Bracket and Key Anti Theft Bicycle Secure Locks

8.9

8.4

8.2

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