Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory) vs Big Peat 10 Year Old

Side-by-side comparison — price, ABV, scores, tasting notes, pros & cons.

Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory)Big Peat 10 Year Old
DistilleryMortlachBig Peat
RegionSpeysideIslay
CountryScotlandScotland
TypeSingle MaltBlended Malt
ABV56.4%46%
Age20 yr10 yr
Price£79.42£61.85
Rating5.00/55.00/5

Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory)

Smoke0/100
Sweetness53/100
Beginner40/100
Value63/100

Big Peat 10 Year Old

Smoke65/100
Sweetness0/100
Beginner50/100
Value81/100

Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory)

SmokySweetFruitySpicyWoodyFloral

Big Peat 10 Year Old

SmokySweetFruitySpicyWoodyFloral

Quick verdict

Big Peat 10 Year Old is better value at £62 vs £79.

For beginners: Big Peat 10 Year Old is more approachable (50/100 beginner score).

Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory)

Pros

  • +Longer maturation (20 vs 10 years)
  • +Vibrant, fresh fruit character

Cons

  • High ABV (56.4%) — may need water
  • More expensive (£79.42 vs £61.85)
  • Lacks smoke character compared to the alternative

Big Peat 10 Year Old

Pros

  • +Balanced smoky character without being overwhelming
  • +Better value for money
  • +More affordable (£61.85 vs £79.42)

Cons

  • Dry and austere — not for those who prefer sweeter drams

Who should buy Mortlach?

Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory) 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 Big?

Big Peat 10 Year Old suits whisky enthusiasts looking for a well-rounded, complex dram. It rewards those with some experience and an appreciation for Islay character.

Tasting notes

Only Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory)

SherriedDried FruitOld WoodChocolateToasted

Only Big Peat 10 Year Old

SmokeyOilyKipperyVegetative

Where to buy

Mortlach 20 Year Old 1991 - Cask Strength Collection (Signatory)

Big Peat 10 Year Old

Explore more