These benchmarks measure writing a 65k row Excel file, with data read from in-memory objects.
| Method | Mean | Error | Allocated |
|---|---|---|---|
| SylvanXlsb | 120.3 ms | 6.95 ms | 112.19 KB |
| SylvanXlsx | 170.3 ms | 1.29 ms | 167.07 KB |
| LargeXlsx | 381.8 ms | 5.70 ms | 23691.97 KB |
| MiniXl | 472.9 ms | 11.27 ms | 431144.13 KB |
| SwiftExcelXlsx | 475.8 ms | 11.07 ms | 130628.72 KB |
| AsposeXlsb | 987.7 ms | 34.98 ms | 308136.93 KB |
| AsposeXlsx | 1,072.6 ms | 159.94 ms | 248124.15 KB |
| EPPlusViaDataReader | 1,521.6 ms | 35.40 ms | 400737.41 KB |
| EPPlusXlsx | 1,852.2 ms | 162.26 ms | 642987.66 KB |
| NanoXlsxWrite | 2,025.1 ms | 48.05 ms | 1416882.82 KB |
| OpenXmlXlsx | 2,901.6 ms | 215.12 ms | 689526.84 KB |
| NpoiXlsx | 3,893.7 ms | 444.76 ms | 1232129.7 KB |