CSV vs JSON for Data Exchange: Which Should You Choose?

Flat tables vs nested structures — when to use CSV and when to use JSON for your data.

Structure

CSV is flat tabular data. JSON supports nested hierarchies.

Types

JSON has typed values. CSV is all strings.

Size

CSV is typically smaller for tabular data.

Use Cases

CSV: spreadsheets, analytics exports. JSON: APIs, configs, complex data.

More comparisons