* Both are heavily equipped
* Both have long strike capability
* Both have top notch refueling capability
* Both have top notch Air borne early warning and control capability
* Both have top notch electronic counter measures and attack capability
* Both have highly trained, and motivated pilots
* Both participate in international exercises regularly
* Both have highly sophisticated ground control systems
* Both have highly efficient and trained ground crew
* Israeli Air force is superior as far as the combat experience goes.
* Saudi Air force has a slight edge in ground attack capability with Tornados.
* Both will soon have, sophisticated 5th generation air craft
* RSAF has a distinctive advantage, in terms of logistics and cost of war areas.
Lastly, both are almost equal and very potent, who's the best? Well we will not find it out until they fight each other.
Regards: