Product: GroupDocs.Comparison for Java 26.10
Runtime: Zulu OpenJDK 21.0.11, macOS 26.6.2, Apple M4 Pro, 48 GB
License: metered and evaluation mode, same timings
Summary
Comparing XLSX files is very slow, even when the …...plain 200 × 20 grid of short text take 2.5 minutes , and a 300-row...and 200 × 20 cells of short text ( r12c3 ). No styles, links...