Rock Oyster Sherry Edition vs Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory)
Side-by-side comparison — price, ABV, scores, tasting notes, pros & cons.

Rock Oyster Sherry Edition
Rock Island
★ 5.00
£45

Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory)
Glendullan
★ 5.00
£41
| Rock Oyster Sherry Edition | Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory) | |
|---|---|---|
| Distillery | Rock Island | Glendullan |
| Region | Island | Speyside |
| Country | Scotland | Scotland |
| Type | Blended Malt | Single Malt |
| ABV | 46.8% | 46% |
| Age | NAS | 15 yr |
| Price | £44.5 | £41.42 |
| Rating | 5.00/5 | 5.00/5 |
Rock Oyster Sherry Edition
Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory)
Rock Oyster Sherry Edition
Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory)
Quick verdict
Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory) is better value at £41 vs £45.
For beginners: Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory) is more approachable (65/100 beginner score).
Rock Oyster Sherry Edition
Pros
- +Balanced smoky character without being overwhelming
- +More widely reviewed by the community
- +Vibrant, fresh fruit character
Cons
- −More expensive (£44.5 vs £41.42)
Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory)
Pros
- +More affordable (£41.42 vs £44.5)
Cons
- −Lacks smoke character compared to the alternative
Who should buy Rock?
Rock Oyster Sherry Edition suits whisky enthusiasts looking for a well-rounded, complex dram. It rewards those with some experience and an appreciation for Island character.
Who should buy Glendullan?
Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory) suits whisky enthusiasts looking for a well-rounded, complex dram. It rewards those with some experience and an appreciation for Speyside character.
Tasting notes
Only Rock Oyster Sherry Edition
Only Glendullan 15 Year Old 1997 - Un-Chillfiltered (Signatory)