Never delt with Israeli conscripts. But did with the katusas in korea. They where worthless as hell. The ROK army even hated themWoah there Diane Feinstein.
You should also realize in most countries with conscripting, the training is NOTHING like what we give to our troops. The vastness between a conscript and a professional soldier is enough to make the difference you're referring to practically irrelevant.
Not to mention it's relatively easy and common to dodge service in Israel.