Jack Daniel's Single Barrel - Barrel Strength (64.5%) vs Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)

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

Jack Daniel's Single Barrel - Barrel Strength (64.5%)Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)
DistilleryJack Daniel'sMortlach
RegionSpeyside
CountryAmericaScotland
TypeTennesseeSingle Malt
ABV64.5%57.6%
AgeNAS20 yr
Price£69.95£90.46
Rating5.00/55.00/5

Jack Daniel's Single Barrel - Barrel Strength (64.5%)

Smoke62/100
Sweetness60/100
Beginner30/100
Value71/100

Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)

Smoke0/100
Sweetness60/100
Beginner40/100
Value55/100

Jack Daniel's Single Barrel - Barrel Strength (64.5%)

SmokySweetFruitySpicyWoodyFloral

Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)

SmokySweetFruitySpicyWoodyFloral

Quick verdict

Jack Daniel's Single Barrel - Barrel Strength (64.5%) is better value at £70 vs £90.

For beginners: Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory) is more approachable (40/100 beginner score).

Jack Daniel's Single Barrel - Barrel Strength (64.5%)

Pros

  • +Balanced smoky character without being overwhelming
  • +Better value for money
  • +More affordable (£69.95 vs £90.46)
  • +More widely reviewed by the community

Cons

  • High ABV (64.5%) — may need water

Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)

Pros

  • +Vibrant, fresh fruit character

Cons

  • High ABV (57.6%) — may need water
  • More expensive (£90.46 vs £69.95)
  • Lacks smoke character compared to the alternative

Who should buy Jack?

Jack Daniel's Single Barrel - Barrel Strength (64.5%) 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 20 Year Old 1990 - 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.

Tasting notes

Only Jack Daniel's Single Barrel - Barrel Strength (64.5%)

ToastedVanillaTobaccoOilyCoal-gas

Only Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)

SherriedOld WoodChocolateDried FruitLeathery

Where to buy

Jack Daniel's Single Barrel - Barrel Strength (64.5%)

Mortlach 20 Year Old 1990 - Cask Strength Collection (Signatory)

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