RideIQby NextBike

A parent's complete guide

How to choose the right kids bike

Some children jump on almost anything and ride away like a duck to water. Others need the bike, the setup and the encouragement to be just right. This guide is for the parents helping your child become a confident rider.

Reading time: 14 minutesUpdated: July 2026Advice by: NextBike

Quick answer

The right kids bike is the one that helps your child feel in control and want to ride again tomorrow. For a cautious or developing rider, prioritise easy ground contact, manageable weight, short reach and usable brakes. Do not buy by age, colour or wheel size alone, and do not automatically size up for growth.

Every child learns differently

The confident rider and the developing rider need different things.

A confident child can often adapt to almost anything sensible. The child who is timid, apprehensive or carrying a bad previous experience needs more help from the bike itself.

The natural rider

The child who just gets on with it

Some children balance quickly, accept a wobble without panic and treat every new bike as an invitation. They may tolerate a slightly different setup, learn controls quickly and ride almost anything that is broadly suitable.

The developing rider

The child this guide is really for

This child may be timid, refuse to get on, stop every few metres or already own a bike they will not ride. They may have an old second-hand bike, a hand-me-down that never fitted properly or simply a personality that needs more time and reassurance. They are not less capable. They need the pathway to confidence broken into smaller, achievable steps.

Confidence is a feature

The best first result is not pedalling. It is trust.

Parents naturally focus on the visible milestone: feet on the pedals, moving forward, riding independently. But the first meaningful step often happens before any of that.

A child begins to succeed when the bike stops feeling like something that might tip them over and starts feeling like something they can control. That change can be tiny. It may be nothing more than sitting on the saddle with both feet firmly on the ground and rocking the bike gently from side to side.

From the NextBike workshop

We often remove the training wheels, set the seat so both feet are solidly on the ground and ask the child to sit on the bike while we speak with Mum or Dad. At first they may complain or look nervous. Then boredom takes over. They start rocking the bike from side to side, feeling how it moves underneath them. That is an excellent sign. Fear is being replaced by curiosity, and the child is learning without feeling tested.

That small movement matters because it belongs to the child. Nobody is holding them up. Nobody is pushing them into balance. They are discovering that they can move the bike and recover it themselves.

Do not hold the child up for them

Methods that use towels, straps or an adult continuously holding the child upright can make it look as though the child is riding, but the adult is supplying the balance. The child is not getting a clear sense of what the bike does underneath them.

Support should create a safe environment, not replace the skill. Lower the seat. Remove the pedals when appropriate. Choose a flat, open area. Let the child put their feet down. The goal is to give them enough control to practise independently.

Let the achievement be theirs

When a child learns through their own balance, their own braking and their own judgement, the pride is genuine. That confidence transfers to the next attempt and the next bike.

Why this matters beyond the bike

Learning to ride is not only a recreational skill. It can be part of social confidence and inclusion. By the time school friends are riding without training wheels, the child who cannot join them may feel left behind.

A suitable bike, patient teaching and the right progression are an investment in more than the purchase itself. They are an investment in time with the child, independence, movement and the ability to join in.

Fit creates control

Choose for the child they are today.

A bike that is too big can make a nervous rider feel trapped. A bike that is too small can feel unstable, cramped and awkward. The correct size sits between those two problems and gives the child control now.

01

Feet grounded

A developing rider should be able to place their feet down solidly enough to feel secure and stop without panic.

02

Hands in control

The child should reach the bars naturally and operate the brake levers without shifting their whole hand.

03

Bike manageable

The child should be able to steer, recover a lean and pick the bike up without the weight feeling daunting.

Do not buy “the next size up” by default

Buying for growth can turn a bike into something the child avoids. A bike that fits today can usually be adjusted as they grow, but a bike that is too large today may delay learning altogether.

Wheel sizes explained properly

Start with wheel size. Do not finish with it.

Wheel labels help narrow the field, but they are not the same thing as bike fit. Tyre profile, frame geometry, seat height, reach and overall weight can make two apparently different bikes feel remarkably similar—or completely different.

Wheel sizeTypical stageApproximate rider heightWhat matters most
12–14 inch Balance bike, first pedal bike and early progression About 85–105 cm Confidence, secure foot contact, manageable weight, brake reach and overall control. Different tyre profiles mean many 12-inch and 14-inch bikes have a very similar overall tyre diameter.
16 inchFirst confident pedal bikeAbout 100–120 cmEasy starts, natural reach and brakes the child can actually use.
20 inchDeveloping riderAbout 115–135 cmGeometry, weight and whether gears add genuine value.
24 inchConfident older childAbout 130–150 cmReach, braking and intended terrain.
26 inch / XS adultTransition to adult sizingUsually from about 145 cmFrame geometry and full-bike fit matter more than wheel size alone.
Important: judge the complete bike

Tyre width, tyre profile, frame design and seat height all influence how large a bike feels. Two bikes labelled 12-inch and 14-inch can have a surprisingly similar overall size. The number printed on the tyre is only one clue.

Balance before pedalling

Why NextBike recommends balance bikes

For many children from roughly 18 months through to around four years old, a balance bike is the simplest way to learn the most important early skill: controlling a moving bike.

A good balance bike can weigh less than two kilograms. For a very small child, that matters enormously. The bike is a smaller percentage of their body weight, easier to steer, easier to catch and easier to pick up after a fall. It is less daunting.

The child also learns a principle without being given a lecture: momentum creates balance. They push, move forward, lift their feet and discover that the bike becomes more stable when it is moving.

From the NextBike workshop

If an older or taller learner has outgrown a typical balance bike, we may remove the training wheels and pedals from a pedal bike and use it as a temporary balance bike. A few rides like this can teach motion and control before pedalling is reintroduced.

Teach stopping before adding pedalling

Many balance bikes do not have brakes, while children's pedal bikes do. When converting a pedal bike into a balance-bike setup, use the opportunity to teach the handbrake first.

Let the child roll gently, then ask them to squeeze the brake and feel the bike stop. Once stopping becomes familiar, add the pedals back. They are then learning one new task—pedalling—rather than trying to balance, pedal and work out how to stop all at once.

Training wheels can disguise the real skill

Training wheels can keep the bike upright, but they also allow the child to sit still with their feet on the pedals without understanding balance. A bicycle does not balance because the rider is simply seated on it. It balances through forward motion and active control.

Balance bikes teach that relationship directly. They also let the child use their feet as an immediate safety net, which is especially valuable for the cautious learner.

Signs the setup is working

Look at the child, not just the measurements.

Behaviour often tells you more than a chart. The correct bike encourages experimentation instead of avoidance.

They sit on the bike without immediately asking to get off.
They begin rocking, scooting or experimenting on their own.
They can put their feet down without a large sideways lean.
They squeeze the brakes without repositioning their whole hand.
They recover from small wobbles instead of freezing.
They start looking ahead rather than constantly at their feet.
They become more adventurous over several short sessions.
They ask to ride again.

Mistakes we see in the shop

Good intentions can still produce the wrong bike.

01

Buying far too big

The child cannot reach, stop or recover comfortably. The bike is bought for future value but may not be ridden in the present.

02

Buying far too small

A cramped bike can make steering awkward, limit pedalling and leave the child feeling unstable or uncomfortable.

03

Buying by wheel size alone

Wheel labels do not tell you the frame geometry, minimum seat height, reach, tyre profile or overall manageability.

04

Choosing by colour or appearance

Colour matters to children, but it should confirm the decision—not make it. Fit and control come first.

05

Buying the bike the parent remembers

Nostalgia is powerful. The bike that represented childhood to Mum or Dad may not be the best learning tool for this child.

06

Adding suspension that only adds weight

Many small suspension forks barely move under a child's weight. They often function more as heavy shock absorbers than useful suspension. If a 94 kg adult can barely compress the fork on a 20-inch bike, a child is unlikely to gain meaningful benefit from it.

07

Buying a BMX because the child asks for one

A BMX may look exciting, but the geometry and setup can be difficult for a beginner. The coolest bike is not helpful if the child cannot ride it.

08

Assuming second-hand means suitable

A gifted or second-hand bike may be perfectly usable, but it still needs to fit the current rider. Free is not good value if it damages confidence.

Before visiting the shop

Bring the story, not just the measurements.

The more we understand the child, the better we can help. Useful information includes:

Their current height and approximate inseam.
Whether they have used a balance bike or training wheels.
Whether they are excited, timid or refusing to ride.
Any previous fall or bad experience.
The type of riding the family expects to do.
Any learning, sensory or developmental considerations that may affect the process.

Frequently asked questions

What parents ask when a child is learning.

What if my child already has a bike but refuses to ride it?
First check whether the bike is too large, too small, too heavy or difficult to stop. Lowering the seat, removing training wheels and pedals, or moving to a lighter and better-fitting bike may make the child feel more secure. Refusal is often a response to lack of control—not lack of ability.
Should I buy a bigger bike so it lasts longer?
Only if the child can still control it comfortably today. A bike that lasts for years but is avoided for the first year is poor value. Sensible adjustment room is useful; excessive size is not.
Are 12-inch and 14-inch bikes really different sizes?
Sometimes, but not always by as much as the labels suggest. Different tyre profiles can give many 12-inch and 14-inch bikes a similar overall rolling diameter. Frame geometry, minimum seat height and reach are often more useful than the wheel label alone.
Are balance bikes better than training wheels?
For most early learners, yes. Balance bikes directly teach movement, steering and balance while allowing the child to put their feet down immediately. Training wheels keep the bike upright but can delay the child learning how balance actually works.
Can an older child use a pedal bike as a balance bike?
Yes. Removing the pedals and training wheels can turn a suitable pedal bike into a temporary balance bike. This is often useful for taller learners who no longer fit a small balance bike.
Should I hold my child up with a towel or strap?
We do not recommend relying on a towel or strap to supply the child's balance. Set up the bike so the child can support themselves with their feet and learn how the bike moves underneath them. The goal is independent control.
Does my child need suspension?
Usually not for parks, paths and neighbourhood riding. Many small suspension forks add substantial weight and provide little movement under a light child. Good geometry, low weight and usable brakes are generally more valuable.
What if my child is autistic or especially apprehensive?
The process can be adjusted to the child. Short sessions, predictable steps, secure foot contact and time to explore the bike without pressure can help. Tell the bike shop about the child's personality and any sensory or learning considerations so the experience can be approached patiently.

Bums on saddles

The goal is not simply to buy a bike. It is to create a rider.

Some children will ride almost anything. Others need a bike that gives them every opportunity to succeed. When the fit, weight and learning process are right, fear can become curiosity, curiosity can become control, and control can become a child who wants to ride again tomorrow.