Question

Both "based on" and "based upon" are correct, but is one more commonly used?

2023-06-26

This is what goPenpal answered

When it comes to choosing between "based on" and "based upon," both phrases are commonly used and generally acceptable in modern English. However, "based on" is more commonly used and widely accepted in everyday language. It is the safer bet if you want to ensure your writing or speech sounds natural and idiomatic.

The phrase "based on" implies that something is founded, derived, or supported by something else. It suggests a connection or reliance on a particular source or foundation. For example, you might say, "Her decision was based on thorough research." Here, the decision was influenced or guided by the research conducted.

On the other hand, "based upon" is slightly less common and can sound a bit formal or old-fashioned. It carries a similar meaning to "based on" but may feel more elevated or literary in style. It can be used interchangeably with "based on" in most cases without causing confusion. However, it is worth noting that some speakers and writers perceive "based upon" as slightly more formal or suitable for specific contexts.

So, if you're writing informally or simply want to stick to the most widely used expression, "based on" is your go-to phrase. If you're aiming for a more formal tone or looking to add a touch of elegance to your language, "based upon" may serve that purpose.

Remember, language is a dynamic and ever-changing entity. Both phrases are accepted and understood, but "based on" is the safer and more commonly preferred choice in contemporary usage.

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