Which procedure gives the best vision?
For a well-selected eye, modern procedures produce broadly comparable outcomes. Differences show up more in which eyes each technique suits than in a general ranking of visual results.
- Subject
- Vision correction
- Topic
- Comparing procedures
- Kind of question
- Which option…
- Procedures
- LASIK, SMILE, PRK
- Last reviewed
- 22 September 2026
In more detail
This is also why outcome figures quoted by clinics need reading carefully: the population a clinic operates on, and the criteria it counts as success, affect the number at least as much as the technique does.
Related guides
People also ask
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Where this answer sits
It is one of 483 answers in the vision and eye health knowledge base, filed under Vision correction & laser eye surgery in Comparing procedures . The subject page carries the answers either side of it, and the hub is searchable.
Subjects this question touches
The pages that answer the subject behind the question, rather than the question itself.
- Comparison LASIK vs SMILE
- Comparison LASIK vs PRK
- Comparison SMILE vs PRK
- Comparison SMILE Pro vs LASIK
- Procedure SMILE
This information is for educational purposes and does not replace an examination by a qualified eye-care professional.
General answers cannot tell you what is happening in your own eyes. Only an examination by a qualified ophthalmologist can do that.
Sources & further reading
We prefer primary sources. Where a claim comes from a manufacturer, a single study or a regulator, it is labelled as such below.
- European Society of Cataract and Refractive Surgeons
A European professional society for refractive and cataract surgery, publishing guidance and outcome registries.
Used for Refractive surgery outcome measurement and reporting.
Link checked 22 September 2026
- Cochrane Library
Systematic reviews and meta-analyses. Useful for readers who want to know how strong the pooled evidence is, not just what one trial found.
Used for Helping readers judge the strength of the evidence base.
Link checked 22 September 2026