From the paper at https://royalsocietypublishing.org/doi/10.1098/rsos.181447 https://royalsocietypublishing.org/doi/10.1098/rsos.181447 it is 90 m/s vs mantis s

From the paper at https://royalsocietypublishing.org/doi/10.1098/rsos.181447 https://royalsocietypublishing.org/doi/10.1098/rsos.181447 it is 90 m/s vs mantis shrimp's 30 m/s. > The duration of the snap movement is one thousand times shorter than the snap of a human finger and five thousand times shorter than the blink of an eye Compared to other ants: > The power-amplified mandible strikes of other trap-jaw ants, such as the genera Odontomachus and Myrmoteras, take three to sixty times longer than the snaps of Mystrium And further: > Snap-jaw ant mandibles exceed the velocities and accelerations of other arthropod power-amplified movements, including trap-jaw spider chelicerae (8.5 m s−1, 103 × g) [34], mantis shrimp dactyls (30 m s−1, 104 × g) [35], and froghopper jumps (4.7 m s−1, 102 × g) [36], and have 10–75 times the power density of these movements.