Dewar's 25 Year Old Signature vs Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency
Side-by-side comparison — price, ABV, scores, tasting notes, pros & cons.

Dewar's 25 Year Old Signature
Dewar's
★ 5.00
£202

Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency
Diamond
£160
| Dewar's 25 Year Old Signature | Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency | |
|---|---|---|
| Distillery | Dewar's | Diamond |
| Region | Other Scotch | — |
| Country | Scotland | United Kingdom |
| Type | Blended | |
| ABV | 40% | 40% |
| Age | 25 yr | NAS |
| Price | £201.99 | £160 |
| Rating | 5.00/5 | — |
Dewar's 25 Year Old Signature
Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency
Dewar's 25 Year Old Signature
Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency
Quick verdict
Dewar's 25 Year Old Signature is rated higher (5.00 vs 0.00).
Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency is better value at £160 vs £202.
For beginners: Dewar's 25 Year Old Signature is more approachable (85/100 beginner score).
Dewar's 25 Year Old Signature
Pros
- +Approachable and beginner-friendly sweetness
- +Great entry point for new whisky drinkers
- +Better value for money
- +Higher community rating (5.0/5)
Cons
- −More expensive (£201.99 vs £160)
Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency
Pros
- +Great entry point for new whisky drinkers
- +More affordable (£160 vs £201.99)
- +Vibrant, fresh fruit character
Cons
- −Lower community rating (0.0 vs 5.0)
Who should buy Dewar's?
Dewar's 25 Year Old Signature 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 Diamond?
Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency suits whisky enthusiasts looking for a well-rounded, complex dram. It rewards those with some experience and an appreciation for character.
Tasting notes
Only Dewar's 25 Year Old Signature
Only Diamond 2003 (51.3% Bottling) / 18 Year Old / The Whisky Agency