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U Locks Comparison - August 2025
| 1 Best Choice  9.9Exceptional | 2  9.8Exceptional | 3  9.6Exceptional | 4 Best Value  9.4Excellent | 5  9.1Excellent | 6  9.0Excellent | 7  8.9Very Good |
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ModelNDakter 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 | Model 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 | Model 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 | Model 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 | Model Kryptonite Evolution Mini-7 Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 13mm Shackle and 10mm x4ft Length Security Cable with Mounting Bracket and Keys | Model 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 | Model Master Lock Black Bike Lock with Key, Standard Size U-Lock for Bicycles and Other Outdoor Equipment, Anti-Theft Lock for Bikes, 8320D |
BrandNDakter | Brand NDakter | Brand Sportneer | Brand Via Velo | Brand Kryptonite | Brand Kryptonite | Brand Master Lock |
Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews  |
Features | ||||||
Durability 9.9 | Durability 9.8 | Durability 9.4 | Durability 9.1 | Durability 8.6 | Durability 8.9 | Durability 8.6 |
Lock easily 9.9 | Lock easily 9.8 | Lock easily 9.8 | Lock easily 9.1 | Lock easily 8.4 | Lock easily 8.9 | Lock easily 9.1 |
Simple to use 9.9 | Simple to use 9.6 | Simple to use 9.4 | Simple to use 9.1 | Simple to use 7.9 | Simple to use 8.9 | Simple to use 8.9 |
Lock feature 9.6 | Lock feature 9.9 | Lock feature 9.3 | Lock feature 8.6 | Lock feature 8.4 | Lock feature 8.9 | Lock feature 8.9 |
Security 9.9 | Security 9.1 | Security 9.3 | Security 9.1 | Security 8.6 | Security 9.1 | Security 8.9 |
Worth the money 9.9 | Worth the money 9.6 | Worth the money 9.4 | Worth the money 9.1 | Worth the money 8.4 | Worth the money 8.6 | Worth the money 9.1 |
Tech Specs | ||||||
recommended uses for product Security | recommended uses for product Security | recommended uses for product Security | recommended uses for product securing bicycles, sports equipment, gates, fences, toolboxes | recommended uses for product Cycling | recommended uses for product Security | recommended uses for product Bike |
controller type Hand Control | controller type Hand Control | controller type Hand Control | controller type Hand Control | controller type Hand Control | controller type Hand Control | controller type Hand Control |
special feature Heavy Duty Anti Theft, Anti-theft | special feature Anti Theft, Heavy Duty, Portable, Resettable | special feature Portable, Heavy Duty | special feature Anti theft, Scratch Resistant | special feature Anti-theft, Heavy Duty | special feature Anti-Theft, Heavy Duty | special feature Key Lock |
lock type Key Lock | lock type Combination Lock | lock type Key Lock | lock type Keypad | lock type Combination Lock | lock type Keyed Lock | lock type Key Lock |
customer reviews4.6 4.6 out of 5 stars 86 ratings 4.6 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 112 ratings 4.5 out of 5 stars | customer reviews 4.6 4.6 out of 5 stars 2, 695 ratings 4.6 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 23, 394 ratings 4.5 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 12, 137 ratings 4.5 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 5, 284 ratings 4.5 out of 5 stars | customer reviews 4.6 4.6 out of 5 stars 3, 809 ratings 4.6 out of 5 stars |
shape U Shape | shape U Shape | shape U Shape | shape Round | shape U Shape | shape U Shape | shape U Shape |
material Brass | material Alloy Steel, Steel, Polyvinyl Chloride, Zinc | material Alloy Steel, Silicone, Steel, Polyvinyl Chloride, Zinc | material Steel Nylon | material Alloy Steel | material Alloy Steel | material Vinyl, Steel |
color Black | color bike u lock-mima+cable lock | color - | color Black | color Black & Steel | color Black & Steel | color Black |
included components U lock, cable and 3 keys | included components bike u lock-mima+cable lock | included components U-lock and 5ft steel cable | included components U-lock, 4ft security cable, 3 keys, mounting bracket | included components U-Lock Bicycle | included components Locks | included components - |
item weight 3.39 pounds | item weight 3.19 pounds | item weight - | item weight 1.74 pounds | item weight 3.6 Pounds | item weight 2.9 pounds | item weight 2.12 pounds |
item dimensions lxwxh 7.09 x 3.15 x 1.18 inches | item dimensions lxwxh 3.15 x 7.09 x 1.18 inches | item dimensions lxwxh 14.96 x 9.45 x 12.2 inches | item dimensions lxwxh - | item dimensions lxwxh 3.27 x 1.18 x 7.01 inches | item dimensions lxwxh 4.02 x 4.02 x 9.02 inches | item dimensions lxwxh 9.8 x 7.42 x 1.35 inches |
style U Lock with Cable | style Combo U Lock with Steel Cable | style - | style Small U Lock With Cable | style Mini 7 w cable | style Standard w cable | style Lock |
batteries included No | batteries included No | batteries included - | batteries included No | batteries included - | batteries included No | batteries included No |
product dimensions 7.09 x 3.15 x 1.18 inches | product dimensions 3.15 x 7.09 x 1.18 inches | product dimensions - | product dimensions 7.25 x 8 x 0.5 inches | product dimensions - | product dimensions 4.02 x 4.02 x 9.02 inches | product dimensions 9.8 x 7.42 x 1.35 inches |
special features Heavy Duty Anti Theft, Anti-theft | special features Anti Theft, Heavy Duty, Portable, Resettable | special features - | special features Anti theft, Scratch Resistant | special features - | special features Anti-Theft, Heavy Duty | special features Key Lock |
finish type Painted | finish type Painted | finish type - | finish type - | finish type Vinyl | finish type Vinyl | finish type Polished |
batteries required No | batteries required No | batteries required - | batteries required No | batteries required - | batteries required No | batteries required No |
finish Painted | finish Painted | finish - | finish - | finish - | finish Vinyl | finish Polished |
control method- | control method Remote | control method - | control method App | control method Touch | control method App | control method - |
size- | size - | size - | size 9 mm Thick 4 feet Long | size Mini | size 4 x 9 12.7mm & 10mm x 122cm | size 7-1/4 inch U-lock |
item package quantity- | item package quantity 1 | item package quantity - | item package quantity - | item package quantity - | item package quantity 1 | item package quantity 1 |
Review- | Review - | Review | Review - | Review - | Review | Review - |
Available On | Available On | Available On | Available On  | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.9
1NDakterNDakter 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 Durability9.9 lock easily9.9 Simple to useWhy we love it
Heavy-duty construction for enhanced security.
Versatile use for various vehicles.
Includes three keys for convenience.
-
9.8
2NDakter
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 Lock Feature9.8 Durability9.8 lock easilyWhy we love it
Keyless convenience with resettable combination.
Sturdy, anti-theft design with alloy steel.
Versatile use with 5ft steel cable.
-
9.6
3Sportneer
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
9.8 lock easily9.4 Durability9.4 Simple to useWhy we love it
Highly durable and theft-resistant.
Includes versatile 5ft security cable.
Portable with convenient mounting bracket.
Our ranking system
At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
