10 Best 20 Inch Folding Bikes 2025 in the United States

The ZiZZO Campo 20-inch Folding Bike stands out for its portability, making it an excellent choice for commuters or those with limited storage space. Weighing about 28 pounds, it is relatively light, and its folded dimensions (H-27" L-31" W-12.5") ensure it can fit into small spaces with ease. The aluminum alloy stem and high-carbon steel frame offer a solid build, although the rigid suspension might not be ideal for rough terrains, making it best suited for road use. With 7 speeds and a twist grip shifter, it provides adequate gearing for various riding conditions, though it may not satisfy those seeking more advanced gear options.

The linear pull brakes offer reliable stopping power, but they might require more frequent adjustments compared to disc brakes. The bike is designed with user comfort in mind, featuring a wider saddle and adjustable seatpost and handlebar heights. The magnetic frame catch is a handy feature that keeps the bike securely folded. One potential drawback is the weight; at 31 pounds, it’s on the heavier side for a folding bike, which could be a concern for some users. Additionally, while it’s marketed as lightweight, it might not meet the expectations of those looking for ultra-light options.

Nevertheless, its ease of folding and the inclusion of folding pedals add to its convenience. Recommended for riders aged 16 to 75 and suitable for those with a height of at least 4.8 feet, this bike accommodates a broad range of users. To summarize, the ZiZZO Campo offers a good blend of convenience, durability, and user-friendly features, making it a strong contender in the folding bike category.

The Brompton A Line 3 Speed Folding Bike stands out for its portability and simplicity, making it a solid choice for city commuters and those who need to store their bike in tight spaces. Weighing about 25 pounds, it’s easy to carry and fits into small trunks or public transport with a folded size of just 25.3 x 23 x 10.6 inches. The steel frame ensures durability and comes with a 7-year warranty, emphasizing its longevity.

The three-speed hub gears are low maintenance and allow shifting even when stationary—great for starting off smoothly at traffic lights. The bike is handmade in London and designed to fit most adults comfortably, with a natural, upright riding position and a versatile fit range from 1.4 to 1.9 meters in height. However, the smaller 16-inch wheels might not be ideal for rough terrain or long-distance touring. The rigid suspension may also mean a bumpier ride compared to bikes with built-in suspension.

Despite these minor drawbacks, the bike's ease of folding, compact size, and reliable components make it a practical choice for urban cyclists. Its glossy white finish and included components like a bell, reflectors, and Schwalbe Kojak tires add to its urban appeal. If you are looking for a convenient, low-maintenance folding bike for city commuting, the Brompton A Line is worth considering.

The ZiZZO Forte Heavy Duty Folding Bike is designed with a lightweight aluminum frame, making it durable yet easy to carry. Its 20-inch wheels and 8-speed Shimano gearing provide a smooth ride and flexibility for various terrains, suitable for commuting and bike camping.

The bike includes components like fenders, a rack, and a kickstand, enhancing its practicality for daily use. The rear suspension offers added comfort on bumpier roads, and the linear pull brakes ensure reliable stopping power. One standout feature is its high weight limit of 300 lbs, which caters to a broader range of riders.

The folding mechanism is user-friendly, allowing the bike to be compactly stored or transported with ease. However, at 44 pounds, it is heavier than some other folding bikes, which might be a consideration for users prioritizing portability. This bike is a solid choice for adults looking for a robust and versatile folding option, though its heavier weight might be a slight drawback for those needing ultra-light portability.