| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:22.43 | 2019-01-20 | |
| 100m Breaststroke | 1:31.43 | 2019-02-24 | |
| 100m Butterfly | 1:28.81 | 2017-11-12 | |
| 100m Freestyle | 1:10.11 | 2019-04-28 | |
| 100m Medley | 1:25.07 | 2018-12-01 | |
| 1500m Freestyle | 20:31.09 | 2019-04-26 | |
| 200m Backstroke | 3:01.70 | 2016-11-12 | |
| 200m Breaststroke | 3:12.28 | 2018-02-24 | |
| 200m Butterfly | 3:38.73 | 2017-04-29 | |
| 200m Freestyle | 2:27.56 | 2019-04-27 | |
| 200m Medley | 2:58.82 | 2018-11-30 | |
| 400m Freestyle | 5:14.09 | 2019-04-28 | |
| 400m Medley | 6:19.33 | 2019-04-27 | |
| 50m Backstroke | 40.07 | 2016-10-02 | |
| 50m Breaststroke | 43.20 | 2018-12-01 | |
| 50m Butterfly | 37.65 | 2019-01-20 | |
| 50m Freestyle | 32.26 | 2019-02-24 | |
| 800m Freestyle | 10:40.07 | 2019-04-26 |
Sachs, Emma's top personal bests include 100m Backstroke (1:22.43), 100m Breaststroke (1:31.43), 100m Butterfly (1:28.81), 100m Freestyle (1:10.11), 100m Medley (1:25.07).
Sachs, Emma swims for Whitby Swimming.