* सिम कार्ड (sim kaard): This is the most common and literal translation, directly translating to "sim card".
* सिम (sim): You can simply use the word "sim" in Hindi.
* सिमुलेशन कार्ड (simuleishan kaard): This is a more formal translation that literally means "simulation card", emphasizing the function of the sim card.
* मोबाइल सिम (mobile sim): This adds the word "mobile" to specify that it's a sim card for a mobile phone.
The best option depends on the situation. For example, if you're talking about a specific sim card, you would use "सिम कार्ड". If you're discussing the concept of sim cards in general, you might use "सिम" or "सिमुलेशन कार्ड".