Rock Oyster Sherry Edition vs Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory)
Side-by-side comparison — price, ABV, scores, tasting notes, pros & cons.

Rock Oyster Sherry Edition
Rock Island
★ 5.00
£45

Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory)
Glenlossie
£46
| Rock Oyster Sherry Edition | Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory) | |
|---|---|---|
| Distillery | Rock Island | Glenlossie |
| Region | Island | Speyside |
| Country | Scotland | Scotland |
| Type | Blended Malt | Single Malt |
| ABV | 46.8% | 46% |
| Age | NAS | 20 yr |
| Price | £44.5 | £45.82 |
| Rating | 5.00/5 | — |
Rock Oyster Sherry Edition
Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory)
Rock Oyster Sherry Edition
Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory)
Quick verdict
Rock Oyster Sherry Edition is rated higher (5.00 vs 0.00).
Rock Oyster Sherry Edition is better value at £45 vs £46.
For beginners: Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory) is more approachable (65/100 beginner score).
Rock Oyster Sherry Edition
Pros
- +Balanced smoky character without being overwhelming
- +Better value for money
- +Higher community rating (5.0/5)
- +More affordable (£44.5 vs £45.82)
Cons
- −Niche style — may not suit all palates
Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory)
Pros
- +Distinctive flavour profile appreciated by enthusiasts
Cons
- −More expensive (£45.82 vs £44.5)
- −Lower community rating (0.0 vs 5.0)
- −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 Glenlossie?
Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (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 Glenlossie 20 Year Old 1997 (casks 1135 & 1136) - Un-Chillfiltered Collection (Signatory)