| 1 | Cardia Alessandro | 2008 | Promogest Coop - Cagliari | 00'26''03 | 464 |
| 2 | Cocco Gabriele | 2008 | Alguer Sport ASD | 00'26''04 | 464 |
| 3 | Matta Gabriele | 2008 | Rari Nantes Cagliari ASD | 00'26''32 | 449 |
| 4 | Delogu Tommaso | 2008 | Sport Full Time Sassari | 00'26''87 | 422 |
| 5 | Pinna Lorenzo | 2008 | Atlantide SSD - Elmas | 00'27''07 | 413 |
| 6 | Castellano Lorenzo Carlo | 2008 | Esperia Cagliari | 00'27''08 | 412 |
| 7 | Madonna Francesco | 2008 | Olbia Nuoto ASD | 00'27''65 | 387 |
| 8 | Lai Cristian | 2008 | Atlantide SSD - Elmas | 00'28''10 | 369 |
| 9 | Pischedda Samuele | 2008 | Sport.Er Sassari Nuoto ASD | 00'28''38 | 358 |
| 10 | Cossa Matteo | 2008 | Acquasport Cagliari SSD | 00'28''64 | 348 |
| 11 | Lobina Nicolas | 2008 | Acquasport Cagliari SSD | 00'29''16 | 330 |
| 12 | Incollu Damiano | 2008 | SXT Nuoro ASD | 00'29''22 | 328 |
| 13 | Pulina Riccardo | 2008 | Sport Full Time Sassari | 00'29''55 | 317 |
| 14 | Sechi Riccardo | 2008 | Atlantide SSD - Elmas | 00'29''59 | 316 |
| 15 | Delogu Alessandro | 2008 | SXT Nuoro ASD | 00'29''75 | 311 |
| 16 | Toro Flavio Dante | 2008 | Alguer Sport ASD | 00'29''88 | 307 |
| 17 | Matta Gian Luigi | 2008 | Promogest Coop - Cagliari | 00'30''45 | 290 |
| 18 | Demurtas Carlo | 2008 | SXT Nuoro ASD | 00'30''56 | 287 |
| 19 | Pistis Ivan | 2008 | Alguer Sport ASD | 00'30''68 | 283 |
| 20 | Bacchis Simone | 2008 | Sporting Tennis Club ASD - San Gavino Morreale | 00'31''15 | 271 |
| 21 | Carta Marco | 2008 | Polisportiva Ferrini - Cagliari | 00'31''24 | 268 |
| 22 | Fontanarosa Lorenzo | 2008 | Polisportiva Ferrini - Cagliari | 00'31''29 | 267 |
| 23 | Lo Verso Samuele | 2008 | Frog Swimming Libertas ASD - Cagliari | 00'31''37 | 265 |
| 24 | Pirino Riccardo | 2008 | Sporting Tennis Club ASD - San Gavino Morreale | 00'32''81 | 231 |
| 25 | Modica Lorenzo | 2008 | Rari Nantes Cagliari ASD | 00'33''90 | 210 |
| 26 | Bacchis Matteo | 2008 | Sporting Tennis Club ASD - San Gavino Morreale | 00'33''99 | 208 |
| 27 | Pireddu Nicolo' | 2008 | Promogest Coop - Cagliari | 00'35''70 | 180 |
| 28 | Murru Gabriele | 2008 | Alguer Sport ASD | 00'36''50 | 168 |
| 29 | Cocco Francesco | 2008 | Olbia Nuoto ASD | 00'36''61 | 166 |
