Convert your dog's age to human years using the modern logarithmic formula โ not the outdated "multiply by 7" myth.
| Dog Years | Small | Medium | Large | Giant |
|---|---|---|---|---|
| 1 yr | 28 | 31 | 34 | 37 |
| 2 yrs | 39 | 42 | 45 | 48 |
| 3 yrs | 46 | 49 | 52 | 55 |
| 4 yrs | 50 | 53 | 56 | 59 |
| 5 yrs | 54 | 57 | 60 | 63 |
| 6 yrs | 57 | 60 | 63 | 66 |
| 7 yrs | 59 | 62 | 65 | 68 |
| 8 yrs | 61 | 64 | 67 | 70 |
| 9 yrs | 63 | 66 | 69 | 72 |
| 10 yrs | 65 | 68 | 71 | 74 |
| 11 yrs | 66 | 69 | 72 | 75 |
| 12 yrs | 68 | 71 | 74 | 77 |
| 13 yrs | 69 | 72 | 75 | 78 |
| 14 yrs | 70 | 73 | 76 | 79 |
| 15 yrs | 71 | 74 | 77 | 80 |
| 16 yrs | 72 | 75 | 78 | 81 |
| 17 yrs | 73 | 76 | 79 | 82 |
| 18 yrs | 74 | 77 | 80 | 83 |
| 19 yrs | 75 | 78 | 81 | 84 |
| 20 yrs | 76 | 79 | 82 | 85 |