Dark vs Medium vs Light Roast: What's the Difference?
Walk into any coffee shop or browse any online roaster and you'll be faced with the same choice: dark, medium, or light roast. But what do these terms actually mean, and how do they affect what's in your cup? This guide breaks it all down so you can choose the right roast for your taste every time.
What Does Roast Level Mean?
Roast level refers to how long and how hot the green (unroasted) coffee beans are roasted. The longer the roast, the darker the bean — and the more the roasting process itself influences the flavour, rather than the origin of the bean. Shorter roasts preserve more of the bean's natural character: its origin, variety, and processing method all shine through more clearly.
Light Roast
Light roast coffees are roasted to a lower internal temperature, stopping before the bean's oils migrate to the surface. The result is a lighter-coloured bean with a dry surface.
Flavour profile: Bright, complex, and fruit-forward. You'll often find notes of citrus, berries, stone fruit, florals, and tea-like delicacy. Acidity is higher, body is lighter.
Caffeine: Contrary to popular belief, light roasts are not lower in caffeine — they're actually slightly higher by weight, as the roasting process burns off a small amount of caffeine over time.
Best for: Pour-over, V60, Chemex, and filter methods that highlight clarity and nuance. Coffee drinkers who enjoy exploring origin character.
Medium Roast
Medium roast coffees hit a sweet spot between origin character and roast development. The bean is a rich brown colour, still dry on the surface, with a balanced flavour profile.
Flavour profile: Balanced and approachable. Expect notes of chocolate, caramel, nuts, and gentle fruit. Acidity is moderate, body is medium, and sweetness is more pronounced than in light roasts.
Caffeine: Slightly less than light roast by weight, but the difference is minimal in practice.
Best for: Almost any brew method — pour-over, French press, espresso, Moka pot, or cafetière. The most versatile roast level and a great starting point for most coffee drinkers.
Dark Roast
Dark roast coffees are roasted longer and at higher temperatures, producing a deep brown to near-black bean with an oily surface. The roast flavour dominates over origin character.
Flavour profile: Bold, rich, and intense. Expect notes of dark chocolate, roasted nuts, molasses, and smoke. Acidity is low, body is heavy, and bitterness is more pronounced.
Caffeine: Slightly lower than lighter roasts by weight, but the difference is negligible in a typical cup.
Best for: French press, espresso, Moka pot, and anyone who likes a strong, robust cup. Dark roast also holds up well with milk — ideal for lattes and flat whites.
Which Roast Is Right for You?
There's no wrong answer — it comes down to personal taste and how you brew. Here's a quick guide:
- You like bright, complex, fruity coffee — go light roast
- You want balance and versatility — go medium roast
- You like bold, strong, low-acid coffee — go dark roast
- You drink coffee with milk — medium or dark roast will cut through best
- You brew filter or pour-over — light or medium roast will shine
Not sure where to start? Browse our full coffee range and explore all three roast levels to find your favourite.