Both techniques are simple and low cost. However, the price of artificial insemination is higher, as it includes more ovarian stimulation, sperm capacitation and more medical intervention.
The price of the programmed coitus will vary depending on the medication administered and the necessary ultrasound and analytical controls. Medication costs between 40 and 200 euros, ultrasound scans are around 60 euros and blood tests are around 20 euros.
In the case of natural directed intercourse, the cost is zero, as it simply consists of controlling the moment of ovulation. The cost of artificial insemination is between 500 and 1.200€, although you can check the details here: Artificial insemination.