Bowmore 15 Year Old Mariner - 2010s vs Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor)

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

Bowmore 15 Year Old Mariner - 2010sGlen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor)
DistilleryBowmoreGlen Grant
RegionIslaySpeyside
CountryScotlandScotland
TypeSingle MaltSingle Malt
ABV43%52.5%
Age15 yr20 yr
Price£150£106.37
Rating4.80/55.00/5

Bowmore 15 Year Old Mariner - 2010s

Smoke68/100
Sweetness90/100
Beginner75/100
Value32/100

Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor)

Smoke0/100
Sweetness63/100
Beginner45/100
Value47/100

Bowmore 15 Year Old Mariner - 2010s

SmokySweetFruitySpicyWoodyFloral

Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor)

SmokySweetFruitySpicyWoodyFloral

Quick verdict

Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor) is rated higher (5.00 vs 4.80).

Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor) is better value at £106 vs £150.

For beginners: Bowmore 15 Year Old Mariner - 2010s is more approachable (75/100 beginner score).

Bowmore 15 Year Old Mariner - 2010s

Pros

  • +Balanced smoky character without being overwhelming
  • +Approachable and beginner-friendly sweetness
  • +Great entry point for new whisky drinkers
  • +More widely reviewed by the community

Cons

  • More expensive (£150 vs £106.37)
  • Lower community rating (4.8 vs 5.0)

Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor)

Pros

  • +Better value for money
  • +Higher community rating (5.0/5)
  • +More affordable (£106.37 vs £150)
  • +Longer maturation (20 vs 15 years)

Cons

  • High ABV (52.5%) — may need water
  • Lacks smoke character compared to the alternative

Who should buy Bowmore?

Bowmore 15 Year Old Mariner - 2010s is an ideal first whisky — sweet, approachable, and widely available. It's a great gift and a safe choice for anyone new to whisky or who prefers lighter, friendlier drams.

Who should buy Glen?

Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor) 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

Both taste of

Vanilla

Only Bowmore 15 Year Old Mariner - 2010s

SmokeyMedicinalOilyLeathery

Only Glen Grant 20 Year Old 1992 (cask 446106) - The Octave (Duncan Taylor)

SherriedCooked FruitHoneyToasted

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