The prices of four-letter .com domain names can vary based on various factors, including the scarcity of the domain, attractive letter combinations, the history of the domain, and its popularity. Typically, regular four-letter .com domain names may range from a few hundred to several thousand dollars. However, for those with special meanings, popular letter combinations, or easily memorable four-letter domains, prices could be higher, potentially reaching tens of thousands of dollars or more.

Recently, the four-letter word domain name Relu.com was successfully traded at a price of $58,888 (approximately 420,000 RMB).
Relu.com, registered in November 2001, is a word domain, and in Chinese, "Relu" signifies "linear rectification function," making it a valuable domain.

Internationally, word domains are highly sought after, especially those with a length of fewer than five letters. Here are the highest transaction amounts for four-letter word domains in the past 20 years. Among them, nfts.com achieved the highest transaction amount at $150 million, while the lowest were help.com, YOLO.com, and asap.com, each transacted at $3 million.

Looking at this transaction list, aside from the top-ranking nfts.com, the other six domains originated from transactions in the early 2000s. This indicates that, in the past four years, only four four-letter domains have completed high-value transactions, while the remaining six were traded over ten years ago. This suggests that the activity in high-value transactions for four-letter domains has been relatively low in recent years.
However, such fluctuations are not uncommon in the domain trading market, with peaks and troughs being a normal occurrence. In the near future, there is reason to anticipate a new peak in the market for four-letter domains.