Have measures each region the capacity. Both have 2550mAh +/- 50mAh and thus correspond almost exactly to the nominal value. Measuring method: Only batteries are fully charged, then discharged with constant 2A until the protection circuit of the battery interrupts the circuit to verhinidern discharge. Measured time was 1h16m or 1h17m
Watch out, if the battery holder has little Tolerance: Batteries are a little thicker and longer than the standard size (but is just as in the description).