The bottle vs can debate has been going for decades. Some drinkers swear glass gives a better pour, others won't touch anything but a can. The truth is both containers affect your beer, just in different ways, and the "right" one depends on what you're drinking and why.
Bottles vs Cans: The Basics
Bottles have been around for centuries. They're made of glass, sealed with a crown cap or cork, and haven't changed much in design. Cans arrived in the mid-20th century, made of aluminium with a pull-tab or stay-on-tab opening.
The Case for Bottles
Glass brings tradition and aesthetics. There's something about cracking open a bottle that feels part of the ritual, and glass is non-reactive, so it doesn't alter the beer's flavour or aroma the way some materials can.
But bottles have real downsides:
- Glass breaks easily, which is both dangerous and messy
- Glass takes far longer to decompose than aluminium, making it the less eco-friendly option
- Light exposure is a genuine risk. UV light reacts with hop compounds and can give beer a "skunky" off-flavour, especially in clear or green glass
The Case for Cans
Cans solve most of glass's problems:
- Lightweight and easy to transport
- More durable, far less likely to break or shatter
- Aluminium is widely recycled, making cans the greener choice
- Cans block light completely, so there's zero risk of skunking
Does Beer Actually Taste Different From a Can?
According to some taste tests, yes. Serious Eats ran a blind test comparing the same beer poured from a bottle and a can, and most participants preferred the can, describing it as crisper and cleaner.
A few reasons this checks out:
Better seal. Cans seal more tightly than bottles, which means less oxygen gets to the beer. Oxidation dulls flavour over time, so a tighter seal helps the beer stay fresher for longer.
Polymer lining. Most cans have an internal coating that stops the beer from touching the aluminium directly, so there's no metallic taste to worry about.
Faster cooling. Aluminium conducts heat better than glass, so canned beer chills faster. If you like your beer ice-cold, that's a point in the can's favour.
So Which Should You Choose?
Personal preference still drives most of this. Some drinkers like the ceremony of a glass bottle, others want the practicality of a can. The beer style matters too. Hop-forward styles like IPAs are more vulnerable to light and oxidation, so they generally hold up better in cans. Darker, higher-ABV styles are often less affected either way.
There's no universally correct answer. Both containers have a place, and the best choice usually comes down to the specific beer, how it was packaged, and what matters to you as a drinker.