A 2018 meta-analysis by Maloney et. al. [1] of 10 studies claims that rFC performs better than LAL. Higher specificity, less lot-to-lot variability.

Also, the method is old enough that the patent has already expired, and it has been included in the EU pharmacopeia since 2016.

[1]: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6200278/