Rock Island 21 Year Old vs Caol Ila 15 Year Old 2007 (cask 4) - Cask Strength Collection (Signatory)

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

Rock Island 21 Year OldCaol Ila 15 Year Old 2007 (cask 4) - Cask Strength Collection (Signatory)
DistilleryRock IslandCaol Ila
RegionIslay
CountryScotlandScotland
TypeBlended MaltSingle Malt
ABV46.8%58.4%
Age21 yr15 yr
Price£99.62£138
Rating5.00/5

Rock Island 21 Year Old

Smoke64/100
Sweetness65/100
Beginner65/100
Value50/100

Caol Ila 15 Year Old 2007 (cask 4) - Cask Strength Collection (Signatory)

Smoke68/100
Sweetness60/100
Beginner25/100
Value0/100

Rock Island 21 Year Old

SmokySweetFruitySpicyWoodyFloral

Caol Ila 15 Year Old 2007 (cask 4) - Cask Strength Collection (Signatory)

SmokySweetFruitySpicyWoodyFloral

Quick verdict

Rock Island 21 Year Old is rated higher (5.00 vs 0.00).

Rock Island 21 Year Old is better value at £100 vs £138.

For beginners: Rock Island 21 Year Old is more approachable (65/100 beginner score).

Rock Island 21 Year Old

Pros

  • +Balanced smoky character without being overwhelming
  • +Approachable and beginner-friendly sweetness
  • +Better value for money
  • +Higher community rating (5.0/5)

Cons

  • Niche style — may not suit all palates

Caol Ila 15 Year Old 2007 (cask 4) - Cask Strength Collection (Signatory)

Pros

  • +Balanced smoky character without being overwhelming
  • +Vibrant, fresh fruit character

Cons

  • High ABV (58.4%) — may need water
  • More expensive (£138 vs £99.62)
  • Lower community rating (0.0 vs 5.0)

Who should buy Rock?

Rock Island 21 Year Old suits those who enjoy sweet, honeyed, or fruity whiskies. It's accessible for beginners and crowd-pleasing enough for gifts. Fans of approachable Speyside or Irish whiskey will love it.

Who should buy Caol?

Caol Ila 15 Year Old 2007 (cask 4) - 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

Both taste of

SherriedOld WoodDried FruitSmokey

Only Rock Island 21 Year Old

Honey

Only Caol Ila 15 Year Old 2007 (cask 4) - Cask Strength Collection (Signatory)

MedicinalChocolate

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