There is no universally superior appliance — the answer always depends on the clinical case, the patient’s individual characteristics, and the treatment goals. What I can confidently state from my experience is that both systems are highly effective when properly indicated.
Clinical effectiveness
Braces and aligners behave differently depending on the type of tooth movement required. There are situations where braces achieve results with greater predictability, and others where aligners are more efficient — and vice versa. Braces offer robust and precise mechanical control, which is particularly useful in complex cases. Aligners, on the other hand, stand out for their discretion and the ease of maintaining oral hygiene.
Oral hygiene
Keeping your teeth clean during treatment is significantly simpler with aligners: you simply remove them to brush your teeth and use dental floss without any obstacles. With braces, the presence of wires and fixed attachments requires more time and care during your daily brushing routine.
Cooperation and discipline
Aligners rely entirely on the patient’s cooperation — they must be worn for at least 22 hours a day for the treatment to progress as planned. For less disciplined patients, this requirement can be a hurdle. Braces, being permanently fixed to the teeth, work continuously regardless of the patient’s behaviour.
Appointment frequency
Treatment with aligners generally allows for longer intervals between appointments and shorter sessions in the chair. With braces, appointments are usually monthly and tend to take a bit longer. For patients living abroad or far from the clinics where I work, aligners might represent the only viable solution.
Sports
For those who play contact sports, aligners offer greater safety: with no exposed metal parts, the risk of cuts to the lips, cheeks, or tongue upon impact is virtually eliminated.
Comfort
Currently, aligners are the most comfortable orthodontic system — without wires or brackets, they do not cause irritation to the oral mucosa. Braces, although increasingly compact, can cause some discomfort in the first few days after placement or adjustment.
Cost
In terms of financial investment, metal braces are the most accessible option, followed by ceramic braces. Aligners sit at a higher cost tier.
Conclusion
In my experience, the decisive factor for the success of a treatment is not the type of appliance chosen, but the competence of the Specialist Orthodontist who plans and monitors it. The goal is to achieve a stable and lasting result — regardless of the system used.
Every case is unique. I usually propose the option I consider most suitable, but I always share the final decision with the patient.