Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish vs Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory)
Side-by-side comparison — price, ABV, scores, tasting notes, pros & cons.

Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish
Glenglassaugh
★ 5.00
£335

Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory)
Mortlach
£300
| Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish | Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory) | |
|---|---|---|
| Distillery | Glenglassaugh | Mortlach |
| Region | Highland | Speyside |
| Country | Scotland | Scotland |
| Type | Single Malt | Single Malt |
| ABV | 44.8% | 51.6% |
| Age | 33 yr | 23 yr |
| Price | £334.62 | £299.95 |
| Rating | 5.00/5 | — |
Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish
Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory)
Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish
Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory)
Quick verdict
Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish is rated higher (5.00 vs 0.00).
Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory) is better value at £300 vs £335.
For beginners: Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish is more approachable (60/100 beginner score).
Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish
Pros
- +Better value for money
- +Higher community rating (5.0/5)
- +Longer maturation (33 vs 23 years)
- +More widely reviewed by the community
Cons
- −More expensive (£334.62 vs £299.95)
Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory)
Pros
- +More affordable (£299.95 vs £334.62)
- +Vibrant, fresh fruit character
Cons
- −High ABV (51.6%) — may need water
- −Lower community rating (0.0 vs 5.0)
Who should buy Glenglassaugh?
Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish suits whisky enthusiasts looking for a well-rounded, complex dram. It rewards those with some experience and an appreciation for Highland character.
Who should buy Mortlach?
Mortlach 23 Year Old 1990 (cask 6076) - 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
Only Glenglassaugh 33 Year Old 1978 - Madeira Style Wine Cask Finish
Only Mortlach 23 Year Old 1990 (cask 6076) - Cask Strength Collection (Signatory)