Q5 High-Fidelity DNA Polymerase has a fidelity >280X Taq DNA Polymerase (1).
(1) We continue to investigate improved assays to characterize Q5’s very low error rate to ensure that we present the most accurate fidelity data possible (Potapov, V. and Ong, J.L. (2017) PLoS ONE. 12(1): e0169774.).