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Rum

Bumbu XO

Bumbu XO is a rum from Bumbu Rum Co., produced in Panama. It is matured in ex-bourbon barrels and finished in white oak sherry casks.

From Bumbu Rum Co. · Panama
Geographic designation
Panama
Cask
ex-bourbon barrels
Cask finish
white oak sherry casks

Key facts

Origin

Geographic designation
Panama

Maturation

Cask
ex-bourbon barrels
Cask finish
white oak sherry casks
Maturation
aged in ex-bourbon barrels and finished in white oak sherry casks

How it's made

As published, Bumbu XO is matured in ex-bourbon barrels, with a white oak sherry casks finish. These are the producer-disclosed production details; steps that are not published are not shown.

Taste & aroma

The producer describes: “aromas of toffee, toasted oak and vanilla leading to orange zest, peppery spice and a hint of coffee” (source)

How to drink it

The producer recommends: “neat, with a single ice cube, in traditional rum cocktails” (source)

Bumbu XO — questions

What is Bumbu XO?
Bumbu XO is an aged rum from Bumbu Rum Co., distilled and aged in Panama and bottled at 40% ABV. The producer describes it as matured in ex-bourbon barrels and selectively finished in white oak sherry casks.
What is the ABV of Bumbu XO?
40% ABV (80 proof), per the producer.
Is Bumbu XO an 18-year-old rum?
No. Bumbu XO is not an 18-year age-statement rum. The producer's product page gives no single age statement; retailer listings that say "18 years" refer to a blend that includes rums aged up to 18 years, which is not the same as an 18-year-old bottle.
What casks is Bumbu XO aged in?
The producer states it is matured in ex-bourbon barrels and selectively finished in white oak sherry casks.

Understanding these terms

General explanations of the terms above — these describe the concepts, not this specific bottle.

What does cask information tell you?

The cask a rum is aged in (for example ex-bourbon or ex-sherry oak) shapes colour and flavour. WhatDrink reports the published cask information; it is a production fact, not a measure of quality.

What is a cask finish?

A cask finish is a secondary maturation in a different cask (such as sherry, port, or Cognac casks) after the primary ageing. It is a factual, published production step — separate from the primary cask.

What do maturation notes mean?

Maturation information describes how a rum is aged. A solera or blended-age statement (e.g. rums aged across a range of years) is NOT a single age statement — the oldest component age is not the age of the bottle.

What is a geographic designation?

The origin or geographic designation identifies where a rum is produced. It is a factual/legal descriptor, not a quality claim.

Sources & provenance

Last reviewed: 2026-08-28.

Part of WhatDrink's Rum guide.