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 size | 20 in (20 x 1.75 tyres) |
| Gears | 7-speed |
| Frame | 6061 aluminium |
| Brakes | V-brakes |
| Fold time | About 15 seconds (Decathlon) |
| Mudguards, rack, kickstand included | Mudguards, kickstand and chainguard included; rack not included |
| Rider height | Not published |
| Max rider weight | Not published |
| Sold by | Decathlon (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)