Best Bike Locks (2026)

A bike lock is the one accessory where spending a little more genuinely pays for itself the first time it stops a theft. The right lock deters opportunists, satisfies insurer requirements, and gives genuine peace of mind when you leave your bike outside a shop, at work or at the station. Amazon UK carries a genuinely strong range — from Sold Secure-rated U-locks to tough chain locks.

This guide compares the best bike locks available on Amazon UK in 2026, with hand-checked picks, a comparison table, buyer's tips and FAQs. For the wider range, our Cycling & Bikes Deals page covers bikes, helmets, locks and accessories all year round.

Why lock type matters

No lock is theft-proof, but lock type genuinely changes how long a thief needs. Cable locks are cut in seconds and should never be your only lock. U-locks (D-locks) resist bolt cutters and are the genuine standard for town use. Chain locks are heavier but flex around awkward anchor points. Folding locks are a middle ground — lighter than chains, more flexible than U-locks.

Comparison table

| Lock | Type | Sold Secure | Weight | Typical price | |---|---|---|---|---| | Kryptonite Evolution U-Lock | U-lock | Silver | 1.4kg | £39.99 | | Kryptonite New York Fahgettaboudit | U-lock | Gold | 2.0kg | £64.99 | | Abus Granit XPlus 540 | U-lock | Gold | 1.5kg | £74.99 | | Pragmasis Protector 13mm Chain | Chain | Silver | 1.8kg | £49.99 | | Abus Bordo Granit XPlus | Folding | Gold | 1.2kg | £89.99 |

Top picks

Kryptonite Evolution U-Lock

The genuinely best all-round bike lock. The Evolution's Sold Secure Silver rating, hardened steel shackle and solid mounting bracket make it the dependable choice for town and city use. Typical price £39.99.

Kryptonite New York Fahgettaboudit

The genuinely toughest U-lock for high-risk areas. The Fahgettaboudit's Sold Secure Gold rating and 18mm hardened steel shackle make it one of the most resistant locks money can buy. Typical price £64.99.

Abus Granit XPlus 540

A genuinely premium U-lock with a Sold Secure Gold rating and a parabolic shackle that resists both cutting and leverage attacks. The XPlus cylinder is genuinely pick-resistant. Typical price £74.99.

Pragmasis Protector 13mm Chain Lock

A genuinely tough chain for awkward anchor points. The 13mm links resist bolt cutters, and the flexibility suits home and shed security where a U-lock won't fit. Typical price £49.99.

Abus Bordo Granit XPlus Folding Lock

A genuinely convenient folding lock with a Sold Secure Gold rating. The Bordo folds into a compact bracket-mounted case, making it the practical choice for riders who want security without the bulk of a U-lock. Typical price £89.99.

Buyer's tips

• Check the Sold Secure rating. Sold Secure rates locks Bronze, Silver and Gold. Gold is the toughest; Silver is the sensible minimum for town use. Many insurers require Silver or above.
• Spend roughly 10% of the bike's value. A £400 bike deserves a £40 lock. A cable lock on a £1,000 bike is genuinely asking for it to be stolen.
• Use two locks if you can. A U-lock plus a cable or chain stops a thief needing only one tool. Lock the frame and rear wheel to a fixed anchor.
• Lock to something fixed. A lock is only as strong as what it's locked to — use a proper bike rack or a solid ground anchor, never a wooden fence or thin post.
• Register your bike. A registered bike (on BikeRegister or similar) is genuinely harder to sell on and easier to recover if stolen.

When to buy

Bike locks see their best discounts on Amazon UK during Black Friday in November, Amazon Prime Day in July, and the January sales. Our best time to buy guide covers the full timing.

FAQ

Are bike locks covered by insurance? Many bike insurance policies require a Sold Secure Silver or Gold lock and proof of purchase. Check your policy — a cheaper lock can genuinely invalidate a theft claim.

What's the strongest type of bike lock? Sold Secure Gold U-locks and chain locks are the toughest. The Kryptonite New York Fahgettaboudit and Abus Granit XPlus 540 are genuinely among the most resistant available.

Can a cable lock be my only lock? Genuinely no — cable locks are cut in seconds with cheap bolt cutters. Use a U-lock or chain as your primary lock, and a cable only to secure quick-release wheels or accessories.

Where should I lock my bike? Lock to a fixed, immovable object in a well-lit, busy area. Avoid anything that can be cut or lifted, like chain-link fencing or thin wooden posts.

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As an Amazon Associate I earn from qualifying purchases. Prices are typical selling prices and were checked at the time of writing.