Week 4 NFL storylines: Unbeatens, winless teams, and key matchups

Five teams entered Week 4 with 3-0 records, while five others were 0-3. The article examines the playoff history for teams in those positions and previews the week's slate. It also highlights matchups such as Pittsburgh at Cleveland and Tennessee at Baltimore.
Five clubs—Buffalo, Kansas City, Las Vegas, Minnesota, and San Francisco—carry 3-0 marks into Week 4. Since 1990, teams that began 3-0 have reached the postseason 75% of the time. Meanwhile, Houston, the Los Angeles Chargers, Miami, Tampa Bay, and Tennessee are 0-3. Only seven occasions in league history have seen a club overcome an 0-3 start to reach the postseason, most recently the 2025 Texans.
Week 4 features Pittsburgh at Cleveland, with both AFC North sides at 2-1, and Tennessee visiting Baltimore. The article also previews other matchups, including Indianapolis vs. Washington in London and Jacksonville at Cincinnati.
The playoff implications may shape fan engagement, local economies, and media attention in team cities. A 3-0 start could boost ticket demand and merchandise sales, while an 0-3 start may increase scrutiny on coaches and players. For supporters, Week 4 results could affect hope, stress, and community mood. National audiences may gravitate toward undefeated teams and key matchups, influencing broadcast ratings and online discussion.