The ATP Challenger 175 tournaments are the highest tier of annual men's tennis tournaments on the ATP Challenger Tour, with 175 ranking points awarded to each singles champion.
| Tournament | Officially known as | City | Country | Surface | |
|---|---|---|---|---|---|
| Phoenix | Arizona Tennis Classic | Phoenix |  United States | Hard | |
| Aix-en-Provence | Open du Pays d'Aix | Aix-en-Provence |  France | Clay | |
| Cagliari | Sardegna Open | Cagliari |  Italy | Clay | |
| Bordeaux | BNP Paribas Primrose Bordeaux | Bordeaux | France | Clay | |
| Turin | Piemonte Open Intesa Sanpaolo | Turin | Italy | Clay |
| Event | W | F | SF | QF | Round of 16 | Round of 32 | width=85 | Q | width=85 | Q2 | width=85 | Q1 |
| Men's singles[1] | 175 | 100 | 60 | 32 | 15 | 0 | 6 | 3 | 0 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Men's doubles | 0 |
| 2023 | 2024 | ||
|---|---|---|---|
| Phoenix | Borges | ||
| Aix-en-Provence | Tabilo | ||
| Cagliari |  Navone | ||
| Bordeaux | Humbert | Fils | |
| Turin | Passaro |
| Rank | Player | Titles |
|---|---|---|
| 1 | Humbert | 2 |
| 2 | Borges | 2 |