All sub 1'45" performances from 1998
| # | Mark | SR | Athlete | IR | Nat | Pos | Venue | Date |
|---|---|---|---|---|---|---|---|---|
| 1 | 1.42.76 | 1 | Japheth Kimutai | KEN | 1 | Stuttgart | 19-07-1998 | |
| 2 | 1.42.87 | Japheth Kimutai | 2 | KEN | 1/A | Zürich | 12-08-1998 | |
| 3 | 1.42.90 | 2 | Patrick Ndururi | KEN | 1 | Roma | 14-07-1998 | |
| 4 | 1.43.03 | 3 | Kenneth Kimwetich | KEN | 2 | Stuttgart | 19-07-1998 | |
| 5 | 1.43.18 | 4 | Wilson Kipketer | DEN | 2/A | Zürich | 12-08-1998 | |
| 6 | 1.43.21 | Patrick Ndururi | 2 | KEN | 3/A | Zürich | 12-08-1998 | |
| 7 | 1.43.33 | 5 | Robert Chirchir | KEN | 3 | Stuttgart | 19-07-1998 | |
| 8 | 1.43.50 | 6 | Mahjoub Haïda | MAR | 2 | Roma | 14-07-1998 | |
| 9 | 1.43.60 | 7 | David Kiptoo | KEN | 4/A | Zürich | 12-08-1998 | |
| 10 | 1.43.61 | Japheth Kimutai | 3 | KEN | 3 | Roma | 14-07-1998 | |
| 11 | 1.43.65 | 8 | Laban Rotich | KEN | 4 | Stuttgart | 19-07-1998 | |
| 12 | 1.43.74 | Wilson Kipketer | 2 | DEN | 1 | Monaco | 08-08-1998 | |
| 13 | 1.43.80 | Patrick Ndururi | 3 | KEN | 2 | Monaco | 08-08-1998 | |
| 14 | 1.43.82 | Patrick Ndururi | 4 | KEN | 1/A | Hechtel | 01-08-1998 | |
| 15 | 1.43.82 | Japheth Kimutai | 4 | KEN | 1 | Kuala Lumpur | 19-09-1998 | |
| 16 | 1.43.86 | 9 | Andrea Longo | ITA | 5/A | Zürich | 12-08-1998 | |
| 17 | 1.44.17 | 10 | Vebjørn Rodal | NOR | 1 | Oslo | 09-07-1998 | |
| 18 | 1.44.19 | 11 | Frederic Onyancha | KEN | 5 | Stuttgart | 19-07-1998 | |
| 19 | 1.44.20 | David Kiptoo | 2 | KEN | 1/A | Paris | 29-07-1998 | |
| 20 | 1.44.40 | Japheth Kimutai | 5 | KEN | 1/A | Rehlingen | 01-06-1998 | |
| 21 | 1.44.40 | Andrea Longo | 2 | ITA | 3 | Monaco | 08-08-1998 | |
| 22 | 1.44.44 | David Kiptoo | 3 | KEN | 2 | Oslo | 09-07-1998 | |
| 23 | 1.44.44 | 12 | Hezekiél Sepeng | RSA | 2 | Kuala Lumpur | 19-09-1998 | |
| 24 | 1.44.46 | 13 | Giuseppe d'Urso | ITA | 1 | Milano | 05-06-1998 | |
| 25 | 1.44.48 | 14 | Mark Everett | USA | 4 | Monaco | 08-08-1998 | |
| 26 | 1.44.5 m | 15 | Joel Marwa | KEN | 1/1 | Nairobi | 02-07-1998 | |
| 27 | 1.44.51 | 16 | Norberto Téllez | CUB | 3 | Oslo | 09-07-1998 | |
| 28 | 1.44.57 | 17 | Johan Botha | RSA | 3 | Kuala Lumpur | 19-09-1998 | |
| 29 | 1.44.65 | Mahjoub Haïda | 2 | MAR | 5 | Monaco | 08-08-1998 | |
| 30 | 1.44.69 | 18 | William Chirchir | KEN | 6 | Monaco | 08-08-1998 | |
| 31 | 1.44.71 | 19 | Benjamin Kipkurui | KEN | 1 | Leverkusen | 09-08-1998 | |
| 32 | 1.44.72 | Andrea Longo | 3 | ITA | 1 | Padova | 07-06-1998 | |
| 33 | 1.44.72 | Mark Everett | 2 | USA | 1 | Rieti | 30-08-1998 | |
| 34 | 1.44.77 | Hezekiél Sepeng | 2 | RSA | 4 | Oslo | 09-07-1998 | |
| 35 | 1.44.79 | Mahjoub Haïda | 3 | MAR | 2/A | Paris | 29-07-1998 | |
| 36 | 1.44.80 | Norberto Téllez | 2 | CUB | 2 | Padova | 07-06-1998 | |
| 37 | 1.44.80 | Japheth Kimutai | 6 | KEN | 1 | Bruxelles | 28-08-1998 | |
| 38 | 1.44.83 | Japheth Kimutai | 7 | KEN | 5 | Oslo | 09-07-1998 | |
| 39 | 1.44.84 | 20 | Lukás Vydra | CZE | 6/A | Zürich | 12-08-1998 | |
| 40 | 1.44.86 | Japheth Kimutai | 8 | KEN | 3/A | Paris | 29-07-1998 | |
| 41 | 1.44.87 | Mahjoub Haïda | 4 | MAR | 1 | Nice | 16-07-1998 | |
| 42 | 1.44.89 | Mark Everett | 3 | USA | 1 | Rio de Janeiro | 03-05-1998 | |
| 43 | 1.44.89 | 21 | Nils Schumann | GER | 1 | Budapest | 23-08-1998 | |
| 44 | 1.44.91 | Robert Chirchir | 2 | KEN | 1 | Thessaloniki | 27-07-1998 | |
| 45 | 1.44.92 | David Kiptoo | 4 | KEN | 7 | Monaco | 08-08-1998 | |
| 46 | 1.44.95 | Robert Chirchir | 3 | KEN | 2 | Nice | 16-07-1998 | |
| 47 | 1.44.96 | 22 | André Bucher | SUI | 7/A | Zürich | 12-08-1998 | |
| 48 | 1.44.98 | Andrea Longo | 4 | ITA | 4 | Roma | 14-07-1998 | |
| 49 | 1.44.98 | 23 | Nathan Kahan | BEL | 2/A | Hechtel | 01-08-1998 |