Updated August 2026.
Buffalo Trace is Kentucky straight bourbon. Jack Daniel’s Old No. 7 is Tennessee whiskey. Buffalo Trace prints 90 proof / 45% ABV. Brown-Forman US product-info lists Old No. 7 at 80 proof / 40%. A 1.5-ounce pour is 1.13 drinks at 45% and 1.00 at 40%. The Lincoln County charcoal step is Jack’s process, not extra ethanol. This is not a 2023 score.
Tennessee whiskey still meets the bourbon identity plus the state charcoal rule. Related: Buffalo Trace, Jack Daniel’s, what proof is Jack Daniel’s.
Class and proof
| Bottle | Class | US proof | 1.5 oz drinks |
|---|---|---|---|
| Buffalo Trace | Kentucky straight bourbon | 90 / 45% | 1.13 |
| Jack Daniel’s Old No. 7 | Tennessee whiskey | 80 / 40% | 1.00 |
| Gentleman Jack / Single Barrel | Same house; other SKUs | Read the neck | Read the neck |
| Bonded Jack | 100 proof when labeled BiB | 50% | 1.25 |
A 750 mL 40% bottle is about 17 drinks; 45% is about 19. Four 80-proof Jack pours are four drinks. NIAAA binge pattern is a health line, not a target. Pour math: whiskey drinks.
Sources
- Buffalo Trace 90 / 45%; Mash Bill #1. Brown-Forman US product-info: Old No. 7 80 proof (prior Jack page).
- TTB 27 CFR 5.143; Tennessee whiskey labeling + Lincoln County Process on the Jack story. Confirm the neck.
- NIAAA December 2025. No mash %.