Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015) vs Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice
Side-by-side comparison — price, ABV, scores, tasting notes, pros & cons.

Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015)
Caol Ila
★ 5.00
£250

Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice
Mortlach
★ 5.00
£208
| Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015) | Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice | |
|---|---|---|
| Distillery | Caol Ila | Mortlach |
| Region | Islay | Speyside |
| Country | Scotland | Scotland |
| Type | Single Malt | Single Malt |
| ABV | 55.9% | 56.6% |
| Age | 17 yr | 23 yr |
| Price | £250 | £208.33 |
| Rating | 5.00/5 | 5.00/5 |
Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015)
Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice
Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015)
Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice
Quick verdict
Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice is better value at £208 vs £250.
For beginners: Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015) is more approachable (35/100 beginner score).
Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015)
Pros
- +More widely reviewed by the community
- +Vibrant, fresh fruit character
Cons
- −High ABV (55.9%) — may need water
- −More expensive (£250 vs £208.33)
Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice
Pros
- +Better value for money
- +More affordable (£208.33 vs £250)
- +Longer maturation (23 vs 17 years)
- +Vibrant, fresh fruit character
Cons
- −High ABV (56.6%) — may need water
Who should buy Caol?
Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015) is for enthusiasts who appreciate cask-strength intensity. Best enjoyed with a few drops of water to open up the flavours. Not ideal for casual drinking or beginners.
Who should buy Mortlach?
Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice is for enthusiasts who appreciate cask-strength intensity. Best enjoyed with a few drops of water to open up the flavours. Not ideal for casual drinking or beginners.
Tasting notes
Only Caol Ila 17 Year Old 1997 Unpeated (Special Release 2015)
Only Mortlach 23 Year Old 1991 (cask 5887) - Mackillop's Choice