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Best folding bikes in 2026

Updated · 6 products compared · 12 features compared

A folding bike earns its place when you need to carry it onto a train, store it under a desk or keep it in a small flat. The trade-off is always between fold size, weight and how well it rides, and the six non-electric bikes here cover that range from budget to premium.

Our shortlist covers Brompton, Tern, Dahon and Decathlon's own Tilt. Specs change between model years and prices change often, so use the shop buttons for today's price and stock, and check the exact version before you buy.

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Quick answer: Best overall for trains: Brompton C Line. Best value: Btwin Tilt 500. Best budget with rack and mudguards: Dahon Vybe D7. Best ride feel: Tern Link D8. Smallest fold with luggage: Tern BYB P8.

Folding bikes: compared for Ireland and United Kingdom

FeatureBtwin Tilt 500 (20 inch folding bike)Best valueBtwin Tilt 500 (20 inch folding bike)Dahon Vybe D7Best budget kitDahon Vybe D7Dahon Mariner D8 (KMA081)Best for hillsDahon Mariner D8 (KMA081)Tern Link D8 (Gen 5)Best ride feelTern Link D8 (Gen 5)Tern BYB P8 (Gen 1)Best for luggageTern BYB P8 (Gen 1)Brompton C Line (4 or 12 speed)Best overallBrompton C Line (4 or 12 speed)
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Best forFirst folding bike on a budgetBudget commuters needing a rackHillier routes with a rackComfortable everyday ridingCommuters with luggageTrain commuters and tiny flats
Price bandBudgetBudgetMid-rangeUpper mid-rangeUpper mid-rangePremium
Folded size (H x W x D or as listed)78 x 66 x 44 cm (L x H x W)66 x 34 x 80 cm (as listed)82.8 x 35.5 x 67 cm (as listed)38 x 79 x 72 cm35 x 81 x 52 cm58.5 x 56.5 x 27 cm (H x W x D)
Weight (brand)12.9 kg11.98 kg12.64 kg12.1 kg14.3 kgFrom 11.35 kg (about 12 kg for the 12-speed)
Wheel size20 in (20 x 1.75 tyres)20 in20 in20 in (50-406 Schwalbe Big Apple tyres)20 in (42-406 Schwalbe Citizen tyres)16 in (349 x 35C Schwalbe Marathon Racer tyres)
Gears7-speed7-speed (Shimano Tourney, 14-28T)8-speed (Shimano, 52T chainring, 11-32T cassette)8-speed (Shimano Claris, 11-32T)8-speed (Shimano Alivio, 11-32T)4-speed or 12-speed
Frame6061 aluminiumAluminiumAluminiumAluminiumAluminium (TriFold)Steel
BrakesV-brakesV-brakesTektro V-brakesAluminium V-brakesV-brakesDual-pivot calipers
Fold timeAbout 15 seconds (Decathlon)Not publishedNot published10 seconds30 secondsUnder 20 seconds
Mudguards, rack, kickstand includedMudguards, kickstand and chainguard included; rack not includedFenders and rack equippedFender and rack fittedKickstand and bell included; rack and fenders optionalRack with wheels, SKS fenders, kickstand, chainguard and bellMudguards and folding pedals included; roller rack optional
Rider heightNot published145-190 cm145-190 cm142-190 cm147-195 cmNot published
Max rider weightNot published105 kg105 kg105 kg105 kgNot published
VerdictA light-enough aluminium folder with seven gears, mudguards and a kickstand fitted at the lowest price tier, with simple parts and a bigger fold than the premium bikes.One of the lightest bikes here, with a rear rack and fenders fitted and a simple seven-speed drivetrain, held back by a mid-sized fold and basic parts.A step up from the Vybe with eight gears reaching a lower bottom gear, Schwalbe tyres and a rack, in a slightly longer fold.A quick-folding 12.1 kg bike with fat Big Apple tyres, a wide size range and Claris gears, but fenders and rack cost extra.A fully equipped, three-part folder with a roll-along rack and the most compact fold here, paid for with weight and a slower fold.The most compact and best-engineered fold here, with Marathon Racer tyres and mudguards fitted, at the highest price tier.

Detailed write-ups

Btwin Tilt 500 (20 inch folding bike)
Best value

Btwin Tilt 500 (20 inch folding bike)

Best for: First folding bike on a budget · Budget

A light-enough aluminium folder with seven gears, mudguards and a kickstand fitted at the lowest price tier, with simple parts and a bigger fold than the premium bikes.

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Pros

  • Mudguards and kickstand already fitted
  • Seven gears handle most commutes
  • Aluminium frame keeps weight near 13 kg
  • Low price tier makes it a low-risk first folder

Cons

  • Large folded size compared with Brompton or Tern BYB
  • Basic V-brakes and entry-level parts
  • A rear rack is a separate purchase

The Btwin Tilt 500 is the sensible starting point if you are not sure folding bikes suit you. Decathlon lists an aluminium frame, seven gears, V-brakes and 20 inch wheels with 1.75 inch tyres, and it comes with mudguards, a kickstand and a chainguard, so you can ride it in the rain without buying anything else. At 12.9 kg it is about the same weight as the Dahon and Tern 20 inch bikes in this comparison.

The folded package is the compromise. Decathlon gives 78 x 66 x 44 cm, which is roomier than a Brompton and will not slip into the smallest lockers or under every desk. It folds in about 15 seconds, which is fine for a train platform but not as quick as the best of the rest.

The parts are entry-level, so expect to adjust the gears and brakes occasionally and to upgrade tyres or pedals if you ride it every day. A pannier rack is sold separately.

For short train commutes, occasional use and a flat in a city, it is the best value here. Because Decathlon is also where you buy it, spares and servicing are easy to arrange. If you ride daily over long distances or climb big hills, the Dahon and Tern bikes below are better built.

Key specifications
Folded size (H x W x D or as listed)78 x 66 x 44 cm (L x H x W)
Weight (brand)12.9 kg
Wheel size20 in (20 x 1.75 tyres)
Gears7-speed
Frame6061 aluminium
BrakesV-brakes
Fold timeAbout 15 seconds (Decathlon)
Mudguards, rack, kickstand includedMudguards, kickstand and chainguard included; rack not included
Rider heightNot published
Max rider weightNot published
Sold byDecathlon (its own brand)

Spec check note: Decathlon's pages refused automated access, so the figures come from excerpts of its Ireland listings seen through search; check the live page. One Decathlon listing prints the weight as 12.9 g, a typo for 12.9 kg, and another market's listing gives a narrower folded depth of 38 cm, so we show the Ireland figure. Rider height and maximum rider weight were not confirmed.

Specifications checked against: Decathlon Ireland product page (Tilt 500), Decathlon Ireland product page (Tilt 500, light blue)

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Dahon Vybe D7
Best budget kit

Dahon Vybe D7

Best for: Budget commuters needing a rack · Budget

One of the lightest bikes here, with a rear rack and fenders fitted and a simple seven-speed drivetrain, held back by a mid-sized fold and basic parts.

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Pros

  • Under 12 kg, the lightest 20 inch bike here
  • Rack and fenders come fitted
  • Wide rider height range
  • Simple, cheap-to-service seven-speed gears

Cons

  • Taller and wider fold than Brompton
  • Entry-level components
  • Fold time not published

The Vybe D7 is Dahon's entry-level commuter, and its main selling point is that it arrives ready to use. Dahon's own specification lists fenders and a rear rack as fitted, and the whole bike comes in at 11.98 kg, lighter than the more expensive Tern Link D8 and Dahon Mariner D8 in this comparison. That matters when you are carrying it up station stairs.

The drivetrain is a seven-speed Shimano Tourney set up with a 52 tooth chainring and a 14-28 tooth cassette. That is a modest range, fine for flat and gently rolling city routes but short on low gears for steep hills. V-brakes, 20 inch wheels with 1.75 inch tyres and an aluminium frame are all as you would expect at this price.

Folded, it measures 66 x 34 x 80 cm according to Dahon's German page, so it is taller than a Brompton but small enough for most train racks, car boots and under-stair cupboards. Dahon lists a rider range of 145 to 190 cm and a 105 kg rider limit, which covers most adults.

Against the Btwin Tilt 500, the Vybe adds a rack and shaves almost a kilogram. Against the Mariner D8 it gives up a gear range but is lighter and cheaper, so it suits riders who want a simple, light train commuter.

Key specifications
Folded size (H x W x D or as listed)66 x 34 x 80 cm (as listed)
Weight (brand)11.98 kg
Wheel size20 in
Gears7-speed (Shimano Tourney, 14-28T)
FrameAluminium
BrakesV-brakes
Fold timeNot published
Mudguards, rack, kickstand includedFenders and rack equipped
Rider height145-190 cm
Max rider weight105 kg
Handlebar580 mm Dahon flat bar
PedalsFolding pedals

Spec check note: Dahon pages disagree: the German page gives 11.98 kg and 66 x 34 x 80 cm; the US page rounds weight to 12 kg and lists a higher rider limit, and an older page gives 67 x 34 x 83 cm. We trust the German page for the European model. Fold time is not published.

Specifications checked against: Dahon Germany product page (Vybe D7), Dahon USA product page (Vybe D7)

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Dahon Mariner D8 (KMA081)
Best for hills

Dahon Mariner D8 (KMA081)

Best for: Hillier routes with a rack · Mid-range

A step up from the Vybe with eight gears reaching a lower bottom gear, Schwalbe tyres and a rack, in a slightly longer fold.

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Pros

  • Eight gears with an 11-32T cassette for hills
  • Schwalbe tyres roll well
  • Fender and rack included
  • Same wide rider range as the Vybe

Cons

  • Longest folded length here
  • Not as light as the Vybe
  • Fold time not published

The Mariner D8 is the Dahon to choose when your commute has hills. It keeps the aluminium frame and 20 inch wheels of the Vybe, but swaps the seven-speed cassette for an eight-speed Shimano set with an 11-32 tooth cassette behind a 52 tooth chainring. That larger sprocket gives a much easier bottom gear for climbing with a bag on the rack.

Dahon lists Schwalbe 20 x 1.5 inch tyres, a step up in quality from entry-level rubber, and Tektro V-brakes with matching levers. A standard fender and rear rack are specified, with integrated mounts for both, so the bike is practical on day one.

The weight is 12.64 kg, which is about 650 g more than the Vybe D7 but still lighter than the Tern BYB P8. Folded, it measures 82.8 x 35.5 x 67 cm on Dahon's German page, so it is the longest fold in this comparison, although it is also slim. That makes it better suited to car boots and cupboards than to the smallest luggage racks.

If your route is flat, the Vybe D7 saves money and weight. If you face hills or carry loads, the Mariner's wider gear range is the reason to pay a little more, and it still sits comfortably below the Tern and Brompton bikes on price.

Key specifications
Folded size (H x W x D or as listed)82.8 x 35.5 x 67 cm (as listed)
Weight (brand)12.64 kg
Wheel size20 in
Gears8-speed (Shimano, 52T chainring, 11-32T cassette)
FrameAluminium
BrakesTektro V-brakes
Fold timeNot published
Mudguards, rack, kickstand includedFender and rack fitted
Rider height145-190 cm
Max rider weight105 kg
TyresSchwalbe 20 x 1.5 in

Spec check note: Taken from Dahon's German product page; the page does not state a fold time, and we did not cross-check it against a second source.

Specifications checked against: Dahon Germany product page (Mariner D8)

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Tern BYB P8 (Gen 1)
Best for luggage

Tern BYB P8 (Gen 1)

Best for: Commuters with luggage · Upper mid-range

A fully equipped, three-part folder with a roll-along rack and the most compact fold here, paid for with weight and a slower fold.

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Pros

  • Compact 35 x 81 x 52 cm fold
  • Rack, fenders, kickstand and bell included
  • Rack wheels let you roll it when folded
  • Wide 31 to 91 inch gear range

Cons

  • Heaviest bike here at 14.3 kg
  • Takes about 30 seconds to fold
  • Higher price than the budget bikes

The BYB P8 is Tern's ultra-compact folder and the bike here that arrives most completely equipped. Tern fits a Metro Transit rack with built-in spinner wheels, SKS fenders, a deluxe centre kickstand, a chainguard and a brass bell, so there is little to buy afterwards.

The frame uses Tern's TriFold design, which folds in three places to a package of 35 x 81 x 52 cm. That is much shallower than the 20 inch bikes with a single hinge, and the rack wheels let you roll the folded bike along a platform instead of carrying it. The compromise is time: Tern quotes about 30 seconds, three times as long as the Link D8.

The drivetrain is an eight-speed Shimano Alivio with an 11-32 tooth cassette and a 52 tooth chainring, giving 31 to 91 gear inches, a bit more range at both ends than the Link. Schwalbe Citizen tyres on 20 inch wheels carry puncture protection and reflective sidewalls.

The real cost is weight. At 14.3 kg it is the heaviest bike in this comparison, so you will want to roll it rather than lift it up stairs. It suits commuters who carry a laptop or shopping every day and want one tidy, ready-to-ride package. If you mostly lift the bike, the lighter Link D8 or Brompton is easier.

Key specifications
Folded size (H x W x D or as listed)35 x 81 x 52 cm
Weight (brand)14.3 kg
Wheel size20 in (42-406 Schwalbe Citizen tyres)
Gears8-speed (Shimano Alivio, 11-32T)
FrameAluminium (TriFold)
BrakesV-brakes
Fold time30 seconds
Mudguards, rack, kickstand includedRack with wheels, SKS fenders, kickstand, chainguard and bell
Rider height147-195 cm
Max rider weight105 kg
RackMetro Transit Rack, 20 kg limit, built-in spinner wheels
Gear range31 to 91 gear inches

Spec check note: Tern's page does not state a wheel size directly; the 42-406 tyre size and the page's description as a 20 inch folding bike indicate 20 inch wheels. Weight and folded size may vary slightly by country and exclude optional parts.

Specifications checked against: Tern UK product page (BYB P8)

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Brompton C Line (4 or 12 speed)
Best overall

Brompton C Line (4 or 12 speed)

Best for: Train commuters and tiny flats · Premium

The most compact and best-engineered fold here, with Marathon Racer tyres and mudguards fitted, at the highest price tier.

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Pros

  • Smallest folded package here at 58.5 x 56.5 x 27 cm
  • Folds in under 20 seconds
  • Mudguards and puncture-resistant tyres fitted
  • Choice of 4-speed or 12-speed gearing

Cons

  • Highest price tier
  • Small 16 inch wheels feel twitchier
  • Rack and lights cost extra

The Brompton C Line is still the benchmark for people who fold a bike every day. Brompton gives the folded size as 58.5 x 56.5 x 27 cm, so it is only 27 cm deep, and it fits under desks, in cupboards and in the luggage space on a crowded train. It folds in under 20 seconds, and you can roll the folded bike along on its small wheels.

The frame is steel, and Brompton fits mudguards and folding pedals as standard, with a roller rack as an option. Retailers list 16 inch wheels with Schwalbe Marathon Racer tyres, which resist punctures, and dual-pivot caliper brakes. Brompton's own page gives a starting weight of 11.35 kg for the lightest versions, while retailers list about 12 kg for the 12-speed.

Gears come as four-speed, which suits flat cities and short rides, or twelve-speed, which combines a hub gear with a derailleur for hills and longer trips. Handlebars come in three heights to suit your reach.

The small wheels make steering lively and bumps more noticeable than on the 20 inch bikes, and the price is the highest of the six. What you pay for is the smallest fold, a long track record and a frame many riders keep for years. If you carry the bike every day, it is the most convenient here.

Key specifications
Folded size (H x W x D or as listed)58.5 x 56.5 x 27 cm (H x W x D)
Weight (brand)From 11.35 kg (about 12 kg for the 12-speed)
Wheel size16 in (349 x 35C Schwalbe Marathon Racer tyres)
Gears4-speed or 12-speed
FrameSteel
BrakesDual-pivot calipers
Fold timeUnder 20 seconds
Mudguards, rack, kickstand includedMudguards and folding pedals included; roller rack optional
Rider heightNot published
Max rider weightNot published
Handlebar optionsLow, mid or high
FrameSteel main frame, steel fork and Advance rear frame (retailer listing)

Spec check note: Brompton's page does not state wheel size, brakes, tyre size, rider height or a weight for the 12-speed. Wheel size (16 inch) is taken from the 349 x 35C tyre size on a Brompton dealer's listing, which also gives the brakes and about 12 kg for the 12-speed. That listing shows a taller folded height of 25.3 inches; we use Brompton's own 58.5 cm figure.

Specifications checked against: Brompton product page (C Line), Condor Cycles listing (Brompton C Line 12-speed)

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Buying guide

Fold size and speed

Look at the folded dimensions, not only the weight. The Brompton C Line folds to 58.5 x 56.5 x 27 cm, while 20 inch bikes such as the Tern Link D8 and Dahons are around 80 cm long and 35 cm or more deep. A package that is shallow slides under desks and seats; a long one is easier in a car boot.

Fold time matters if you change trains often. Brands quote about 10 seconds for the Link D8, under 20 for the Brompton and 30 for the Tern BYB P8, though everyone gets faster with practice.

Wheel size

A 16 inch wheel, as on the Brompton, gives the smallest fold but a livelier, bumpier ride. A 20 inch wheel, used on the other five bikes, is more stable, rolls over potholes more easily and takes wider, more comfortable tyres, but the folded package is bigger. For short mixed journeys 20 inch is the more relaxed choice; for tiny storage space 16 inch wins.

Weight

Weights here run from about 12 kg to 14.3 kg, and you feel every kilogram on station stairs. Brands often quote weight without optional racks, fenders or lights, so a fully equipped bike can be heavier than the listed figure. If you will lift the bike often, favour the lightest version of the bike you like; if you will roll it, a rack with wheels, as on the BYB P8, helps.

Gears

Seven or eight gears cover most commutes. A wide range, such as the 11-32 tooth cassette on the Mariner D8 and Tern bikes, makes hills and headwinds easier. The Brompton comes as a four-speed for flat cities or a twelve-speed for hills, with a hub gear sealed against weather and a derailleur on the 12-speed. Fewer gears mean less to adjust and clean.

Taking it on trains and planes

Operators across Ireland, the UK and Europe usually treat a fully folded bike as luggage, often without a booking or fee, but rules differ by company, by time of day and by country, so check before you travel. Fold and tie the bike so it stays compact, and note that a few services require a cover. For flights, airlines normally treat a folding bike as checked baggage or sports equipment, and a bag or case with padding is a good idea.

Frequently asked questions

What is the best folding bike for commuting by train?

The Brompton C Line has the smallest fold at 58.5 x 56.5 x 27 cm and folds in under 20 seconds. For a lower price tier, the Dahon Vybe D7 and Btwin Tilt 500 are light, practical 20 inch alternatives with mudguards or a rack.

Are folding bikes slower or harder to ride than normal bikes?

Smaller wheels make steering livelier and bumps more noticeable, and gearing is lower, so the bike feels slightly different. A 20 inch bike with wide tyres, like the Tern Link D8, feels close to a small ordinary bike.

Can I take a folding bike on a train for free?

On many services across Ireland, the UK and Europe, a fully folded bike counts as luggage and travels without a reservation or fee. Rules vary by operator and time of day, so check the operator's current policy before travelling.

How heavy is a typical folding bike?

The non-electric bikes here weigh from about 12 kg to 14.3 kg, according to brand figures. Fenders, racks and lights can add to that, so a fully equipped bike weighs more than the listed number.

Is a more expensive folding bike worth it?

It depends on how often you fold it. If you carry it every day, a smaller fold, lighter parts and better tyres make a real difference. For occasional use, a budget folder such as the Btwin Tilt 500 does the job.

Folding bikes: where to buy in Ireland and United Kingdom?

For Ireland and United Kingdom we compare Amazon.ie, Decathlon, Amazon.co.uk, Argos, and Evans Cycles. No shop prices checked for Ireland yet: the buttons open each shop's live price.