Best Matching 8.6/10 
eHarmony
Compatibility algorithm still best-in-class. Slower, but the matches actually mean something.
Pros
- ✓ Best-in-class compatibility algorithm
- ✓ Detailed personality profiling
- ✓ Higher quality matches
- ✓ Strong success rate for marriages
Cons
- ✗ No free messaging
- ✗ Expensive at $36/mo
- ✗ Lengthy sign-up questionnaire
- ✗ Smaller, older user base
eHarmony’s compatibility algorithm remains the gold standard in 2026. It’s slower and more expensive, but the matches genuinely mean something.