The cost of coherent optical ports continues to drop steeply, according to a newly published report from Cignal AI using data from 3Q18. Trend analysis is provided based on past performance and future expectations as the industry migrates to fourth-generation solutions (400ZR).

Other findings in the 3Q18 Coherent Port Pricing Trends Report include:
- Prices for 100G equivalent coherent optical ports have dropped exponentially.
- The cost of deploying new coherent bandwidth has been CapEx neutral.
- The trend toward lower prices and converging component costs benefits vertically integrated vendors long term.