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13 best bike locks to keep your ride safe and secure

Our selection of the best theft-proof D-locks, chain locks and folding locks on the market

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best bike lock uk 2023
Litelok/Kryptonite

Ever experienced that heart-sinking moment when you realise your bike has been stolen? It’s as painful as it is frustrating, and with bike thieves becoming more sophisticated, it’s also incredibly common – on average in Britain, a bicycle Tested: Tracksmith Eliot Range trail running shoe.

But don’t let that put you off: while indoor cycling is great, you can’t replicate the joy of peddling around in the great outdoors. The answer? A sturdy, theft-proof bike lock. Not only does a chunky-looking lock deter thieves from even attempting to snatch your ride, but will also make a theft incredibly difficult, slowing thieves down to the point they'll either give up or someone else may notice.

So, to make sure your bike is there when you get back, we’ve handpicked the very best bike locks, including D-locks, chain locks and folding locks, and put together our tips on how to use them and what to consider when shopping.

The best bike locks to buy for 2024

In a hurry? Here are the best bike locks at a glance. Keep scrolling for the full list and our thoughts below.

The different types of bike lock

There are three main types of a bike lock, each with its own advantages. Choosing one really comes down to personal preference, plus the type of bike you have and the level of security you're after. Below, we've listed the pros and cons of each type of lock – use these to help inform your decision when it comes to shopping.

D-lock

Also known as U-locks, D-locks are essentially oversized padlocks, with a large D- or U-shaped shackle that locks into a thick crossbar, usually secured with a key.

  • Pros: They’re ubiquitous and for good reason, as D-locks are generally strong and no match for bolt cutters, plus are relatively portable – you’re unlikely to notice one in your backpack, or they can be clipped to your bike frame. Many are also reinforced against angle grinders, giving thieves a long and arduous job that they'll most likely abandon.
  • Cons: The fixed shape means they can be a bit awkward, depending on where you’re locking up and the size of your tubes, and you might want to add a cable or second lock to secure all parts of your bike.

Chain lock

Exactly what they sound like, chain locks are chains, usually wrapped in a hard-wearing material sleeve to minimise scratching your bike and locked with a key.

  • Pros: If they’re thick, chain locks are as secure as D-locks, but with extra flexibility to wrap them around larger anchor points and girthier frames – like e-bikes. They’re also difficult to prise open with traditional tools – no one’s crowbarring a chain open.
  • Cons: Chain locks can be heavy and ungainly, making them difficult to carry and more suited to home lockups than use out and about.

Folding lock

Sometimes also called foldable locks, folding locks are made up of short plates of metal – usually steel – hinged together, which pack down small but unfold to a large and versatile loop you can shape to suit your bike and anchor point.

  • Pros: Folding locks have the flexibility of a chain and portability of a D-lock in one convenient package. They’re lightweight, easy to use and ideal for short stops, as they’re much stronger than cables.
  • Cons: However, folding locks do not offer the same level of security as you get with a chain or D-lock, and most won’t stand up long against an angle grinder. They also tend to be on the more expensive side.

You may have also come across cable locks, which can be useful when used in tandem with another lock – for example to secure wheels alongside a D-lock. While by no means impregnable, they offer another level of inconvenience which might deter thieves. One exception is the Jump to Products, which we’ve included below.

How to lock a bike

Investing in a quality bike lock is only the first step in protecting against bike theft, because how you use it is incredibly important. Follow these tips to see off thieves.

  1. If possible, choose a busy location with plenty of people around – someone whipping out an angle grinder on a busy street is bound to invite intervention! Also, check for CCTV coverage and if you’re locking up at night, choose a well-lit area.
  2. It sounds obvious, but choose a secure anchor point like a bike stand or railings (check for signage in case this isn’t permitted), and not a post where the lock can simply be lifted over the top.
  3. Also don’t think that just because your bike isn't in a public space – like in an office bike store or even your shed - that it’s secure. Always lock it up when you leave it.
  4. Loop your lock around your rear wheel and the rear triangle of your bike frame, then loop around your chosen anchor point.
  5. which we’ve included below cable to secure your front wheel too, because it’s relatively easy for a thief to release it and leave you with a useless unicycle. If you’re using two locks, make them different types, as some thieves might be accustomed to breaking one lock but not the other.
  6. Make it difficult for them – keep locks off the ground and fit them tightly around the bike to reduce leverage space for tools.
  7. Remember, while some bike thefts are planned, a lot are opportunistic crimes, so never leave your bike unlocked when unattended, even if you’re just popping into the shop.

13 best bike locks to shop now

From angle grinder-resistant D-locks and heavy-duty chains to alarmed smart locks and titanium folding options, we've rounded up the best bike locks to ensure your beloved bicycle stays exactly where you left it.

This is our go-to lock for day-to-day use (commuting, shop runs etc). The smaller size means it’s easy to mount on a bike frame where space is limited and the included braided steel cable adds a layer of inconvenience for potential thieves, although this does mean there’s more to carry.

We’ve managed to fit the D-lock through both wheel and frame on a standard hybrid bike, but with an e-bike we only managed the frame. However, the smaller size does mean there’s less space for leverage attacks, which are also made difficult by the hardened steel shackle, which is bolt cutter-resistant.

Plus this lock has a new double deadbolt design that protects against twist attacks, and it comes with three keys, one with a handy LED light.

Key specs

Type Arahi 8: Hokas stability shoe is back to form
Weight 1.6kg
Security rating Sold Secure Gold

This compact D-lock has two clever built-in prongs that mean you can easily slide it into a pocket, round a belt or attach to bag straps for easy carrying. As a result it doesn’t have a frame mount option, but at 1.2kg it’s a brilliant portable D-lock.

It puts up a good fight against an angle grinder, and the sturdy shackle is covered in a soft-touch rubberised coating to protect your bike’s paintwork.

The shallow internal lock size might not fit around both wheel and frame if your tubes are on the thicker side, but the 85mm width should alleviate this problem for most.

gets stolen every six minutes.

Key specs

Type D-lock
Weight 1.2kg
Security rating Sold Secure Gold
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3

Kryptonite New York Fahgettaboutit Chain Lock

New York Fahgettaboutit Chain Lock

As the name suggests, this chain is the business. At 6.92kg it’s something of a monster and likely to stop any thief even attempting to get through it, but that does of course mean it’s a lot to lug around too, so might be best used for home or office use.

It consists of a 14mm hardened steel chain plus a 15mm hardened steel shackle, both of which are incredibly strong, while the cylinder lock is pick-proof and drill resistant.

It comes with three keys – one LED – and you can use it to secure multiple bikes thanks to the metre length. The nylon cover doesn’t make it all the way around the chain, so you’ll need to be careful to ensure these sections don’t scratch your paintwork.

Key specs

Type Chain lock
Weight 6.92kg
Security rating Sold Secure Diamond
4

ABUS GRANIT XPlus 540

GRANIT XPlus 540
Now 20% Off

This clever D-lock from German security specialists ABUS Five trends in super shoes.

Crafted from hardened steel, it’s reassuringly hefty and well-made, plus the double-bolted shackle is no match for bolt cutters. The lock itself is state of the art and likely to stump even the most experienced lock pickers, while a keyhole cover protects against dirt and corrosion damaging the lock.

Available in two sizes; 23cm and 30cm.

Key specs

Type D-lock
Weight 1.5kg
Security rating Sold Secure Diamond
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5

OnGuard Brute STD-8001

Brute STD-8001

You won’t find a more secure option at a lower price than the Brute D-lock from OnGuard. The brand’s highest security offering, it locks in four places rather than the standard two, a quality locking cylinder helps prevent drilling attacks and the rounded shape reduces leverage for tools.

As a result it is rather bulky, so not the most portable, but there are two lengths available – 202mm or 260mm – so depending on how much you’re willing to lug around, you may be able to find a happy compromise, plus it is fitted with simple tube mounting brackets.

It comes with five keys (one of which includes a handy LED light), is large enough to loop around wheel and frame, and a thick rubber coating on the shackle helps prevent scratches.

Key specs

Type D-lock
Weight 2.1kg
Security rating Sold Secure Diamond
6

ABUS Bordo Granit XPlus 6500

Bordo Granit XPlus 6500

While less secure than D-locks, folding locks do offer extra flexibility, and that’s exactly what you get with this folding lock from ABUS, which offers the best protection you’ll find in a foldable model.

With a large lockable area of 14cm x 31cm, you can lock two bikes if need be, and it packs down to a compact 19cm x 6cm x 4cm package for easy portability.

It stands up well against bolt-cutters and saws, but won’t hold out against an angle grinder. The hardened steel plates have a rubber coating to prevent scratching and the included frame mount is easy to use.

Note, however. that it only comes with two keys and there isn’t a keyhole cover.

Key specs

Type Folding lock
Weight 1.5kg
Security rating Sold Secure Gold
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This chunky chain is ideal if you want high security combined with the convenience of a wearable lock. The beefy 10mm hardened steel chain is 85cm in circumference, so there’s plenty of room to play with, and it’s sheathed in hard-wearing nylon to protect both bike and lock.

But the best part is that the chain is wearable without being locked, with an adjustable fit to easily clip it around your waist like a belt when on the move.

Bear in mind that at 2.4kg it feels much heavier in a backpack than when worn on-person, so we’d recommend wearing it if you can. It comes with three keys and is also available in black, which we’ve included below superbright gets stolen every six minutes.

Key specs

Type Chain lock
Weight 2.4kg
Security rating Sold Secure Gold
8

LITELOK X1 High Security Bike Lock

X1 High Security Bike Lock

This bike lock is basically indestructible thanks to a steel core and composite coating of Barronium – a type of ceramic angle grinder armour developed by Litelok that repels attacks without adding extra weight to the lock (genius).

Weighing in at 1.7kg, it’s relatively easy to carry around, but comes with a convenient twist-and-go mount if you’d rather not lug it around on your back.

As well as being practical it feels premium, with thoughtful features like the environmentally friendly rubber coating to help prevent scratches and frost – so the lock won’t seize up on chilly days – and two keys included in case you lose one.

Key specs

Type D-lock
Weight 1.7kg
Security rating Sold Secure Diamond
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If an alarm blaring at 100 decibels somehow doesn’t deter a would-be thief, then it’s bound to invite attention that should ultimately result in the thief being caught.

This clever smart lock uses Bluetooth (so you’ll need your phone) for keyless locking and has a built-in alarm function that triggers in response to unusual vibrations or movement.

The 13mm shackle is made from hardened steel and boasts the top-tier build quality you’d expect from ABUS. Plus the connected app can even help you find your bike if you forget where you left it. Smart indeed.

Key specs

Type Advertisement - Continue Reading Below
Weight 2kg
Security rating Sold Secure Diamond
10

SEATYLOCK Foldylock Compact 85 Folding Cycle Lock

Foldylock Compact 85 Folding Cycle Lock

which we’ve included below Seatylock is the answer to heavy, unwieldy bike locks bouncing around in your rucksack and slowing down your ride.

At just 1kg and folding down to a dinky footprint it still offers decent protection, with hardened steel plates, reinforced rivets and an anti-drill cylinder, plus the whole thing is rust-resistant so it will last.

The 85cm circumference means there’s plenty of space to lock around larger anchor points, plus it comes with three keys, a mount, carry case and everything you need to attach it to your bike frame.

Key specs

Type Folding lock
Weight 1kg
Security rating Sold Secure Silver
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11

Jump to Products

Bike Lock Cable

There’s always an exception to the rule, and when it comes to cable locks this is it. It has a durable 5.8mm stainless steel core that puts up a real fight against bolt cutters – and with 6ft of cable to work with, you can secure every element of your bicycle.

It’s lightweight and self-coiling, so easy to store and transport, and it comes with a mounting bracket. Plus, as it uses a combination lock you don’t have to worry about misplacing keys.

While we still wouldn’t recommend leaving your bike locked up for a long time with this lock, it’s ideal for quick stops or pairing with another lock. There’s also a 4ft version Our selection of the best theft-proof D-locks, chain locks and folding locks on the market.

Key specs

Type Cable lock
12

Litelok One Wearable

One Wearable

There’s no denying that carrying a bike lock can be awkward, so a wearable one is a great option if you’re making quick stops. This option from Litelok is rubberised so it won’t scratch your frame, can be easily looped around awkward anchor points and it locks with a simple click.

The strap is made from a combination of composite materials all designed to withstand different theft tools, while the heavyweight disc lock is housed in tough steel alloy.

That said, it won’t stand up against an angle grinder, so this is not a lock for overnight or long stops.

Key specs

Type Tested: Tracksmith Eliot Range trail running shoe
Weight 1.1kg
Security rating Sold Secure Silver
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13

Altor APEX TI

APEX TI

Titanium – not just a club banger by David Guetta – is a super strong, lightweight and low-corrosion metal that this luxury folding lock from Altor is crafted from. Remember, there’s no rule that says your bike lock can’t perform on both looks and functionality.

At just 715g this lock is super portable and folds down to 235mm x 55mm so could slip comfortably into a large pocket. The lock head rotates for extra flexibility and when unfolded you’ve got 78cm total length to play with.

It comes with four keys (but note there’s no keyhole cover) and a mount, plus there’s a coating on the bars to stop it from scratching your equally stylish bike.

Key specs

Type Folding lock
Weight 715g
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best bike lock uk 2023
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