iphone 13 and 14 SAR value ?

For iPhone 13, 13 Mini, 13 Pro and 13 Pro Max see the following links:

https://www.apple.com/legal/rfexposure/iphone14,5/en/

https://www.apple.com/legal/rfexposure/iphone14,4/en/

https://www.apple.com/legal/rfexposure/iphone14,3/en/

https://www.apple.com/legal/rfexposure/iphone14,2/en/

Values for iPhone 14 models are not yet available.

Because the information doesn't have much value probably. All cell phones sold in the U.S. are required to meet the FCC requirements. Beyond that, the information doesn't tell the consumer much of anything useful.

https://www.fcc.gov/consumers/guides/specific-absorption-rate-sar-cell-phones-what-it-means-you