Knowledge Base
Coffee & Tea Guides
Brew better and explore more — buying guides, how-tos, and explainers for every coffee and tea ritual.

Explainer
Earl Grey vs Darjeeling: What's the Difference?
Earl Grey is a bergamot-scented flavored black tea; Darjeeling is a prized single-origin black tea from the Himalayan foothills. Here is how they compare in flavor, caffeine and brewing.

Explainer
Matcha vs Green Tea Caffeine: How Do They Compare?
Does matcha have more caffeine than green tea? Usually yes, because you drink the whole powdered leaf. Here is a hedged, side-by-side look at how the two compare.

Explainer
Does Thai Milk Tea Have Caffeine?
Yes — Thai milk tea usually has caffeine because it is built on strong brewed black tea, landing roughly 20 to 60 mg per serving. Here is why, how much, and what changes it.

Explainer
Is Boba Dairy-Free? Pearls, Milk Tea, and How to Order
Is boba dairy-free? The chewy pearls are, but a classic milk tea usually is not. Here is where dairy hides in bubble tea and how to order a dairy-free cup.

Explainer
What Is Honeydew Milk Tea?
Honeydew milk tea is a sweet, pale-green bubble tea flavored with honeydew melon over chewy pearls. Here is what it tastes like, what goes in it and how it compares to taro and other fruity milk teas.

Explainer
Piccolo vs Macchiato: What's the Difference?
A piccolo (piccolo latte) is a mini milk latte on an espresso shot; an espresso macchiato is a shot stained with just a dollop of foam. Here is how the two small drinks differ in milk, strength, size and caffeine — and which one to order.

Explainer
Ristretto vs Doppio: What's the Difference?
A ristretto is a "restricted" single espresso pulled with less water for a small, sweet, concentrated shot; a doppio is simply a double espresso — two shots in one cup. Here is how they compare on volume, strength, flavour and caffeine, and which to choose.

Explainer
Iced Cappuccino vs Iced Latte: What's the Difference?
Iced cappuccino vs iced latte comes down to one thing: the milk-to-foam ratio. An iced latte is mostly cold milk and smooth, while an iced cappuccino uses less milk and more froth for a lighter, stronger-tasting cup. Here is how they compare on ratio, taste, texture and caffeine.

Explainer
How Much Passionflower Tea Should You Drink Per Day?
Most people sip one to three cups of passionflower tea per day, often a single cup in the evening. Here is how to judge the amount that suits you.

Explainer
Matcha vs Espresso: How Do They Compare?
Matcha vs espresso compared on caffeine, how the energy feels, flavour and ritual, with a simple side-by-side table and tips on which one to pick.

Explainer
Matcha vs Chai: Which Should You Drink?
Matcha vs chai compared: matcha is bright, whisked green tea while chai is spiced black tea simmered with milk. Here is how they differ on flavour, caffeine, feel and as a latte, so you can pick the cup that suits your mood.

Explainer
What Is Dirty Boba?
Dirty boba is a bubble-tea drink of brown sugar or caramel syrup streaked through fresh milk over chewy pearls, usually with little or no tea. Here is what makes it different from brown sugar milk tea, how it tastes, and where the name comes from.

Explainer
Does Taro Milk Tea Have Caffeine?
Taro root has no caffeine, so whether your taro milk tea is caffeinated depends on its tea base: roughly 20-60 mg on black or green tea, and near zero without tea.

Explainer
Crystal Boba vs Tapioca Pearls: What's the Difference?
Crystal boba is a clear, springy agar or konjac jelly, while classic tapioca pearls are dark, soft and chewy. Here is how the two toppings differ in look, texture, ingredients and taste, plus which to pick.

Explainer
Popping Boba vs Tapioca Pearls: What's the Difference?
Popping boba burst with fruit juice; tapioca pearls are chewy and starchy. Here is how the two boba toppings compare on texture, flavor, taste and pairing.

Explainer
Fruit Tea vs Milk Tea: What's the Difference?
Fruit tea mixes brewed tea with real fruit and skips the dairy, while milk tea adds milk or creamer for a creamier, sweeter cup. Here is how the two compare on taste, texture, toppings and caffeine, and when to pick each.

Explainer
Does Bubble Tea Have Caffeine? Boba Caffeine Explained
Most bubble tea is caffeinated — usually about 25 to 75 mg per serving from its brewed tea base. Here is where that caffeine comes from, which versions are low or caffeine-free, and how boba compares to a cup of tea or coffee.

Explainer
Moka Pot vs Percolator: What's the Difference?
A moka pot pushes water up through the grounds once for a strong, concentrated cup; a percolator recirculates boiling water again and again for a big, bold batch. Here is how the two stovetop brewers really differ in taste, strength, control and grind.

Explainer
What Is a Freddo Espresso? Greece's Frothy Iced Coffee
A freddo espresso is Greece's frothy iced espresso: a whipped double shot poured over ice, no milk. Here is what it is, why it foams, and how it compares.

Explainer
How Much Caffeine Is in Iced Coffee?
Classic iced coffee carries roughly 90 to 165 mg of caffeine, about the same as a same-size hot cup, because it is simply brewed coffee poured over ice. Here is why the ice does not change the number, and how iced coffee compares with cold brew and an iced latte.

Explainer
How Much Caffeine Is in a Frappe?
A classic Greek frappe is whipped from instant coffee, so it usually carries about 60 to 100 mg of caffeine per glass — set by the spoons of instant, not the ice, milk or sugar. Here is a hedged look at the numbers, why a double runs higher, and how it differs from a Frappuccino.

Explainer
How Much Caffeine Is in Turkish Coffee?
A small demitasse of Turkish coffee usually holds about 50-65 mg of caffeine - concentrated per ounce but modest per cup. Here is how it stacks up and what changes the number.

Explainer
English Breakfast vs Assam: What's the Difference?
English breakfast is a blended black tea built for strength and milk; Assam is the single-origin malty black at its heart. Here's how the two robust blacks compare on taste, body, brewing and caffeine.

Explainer
How Much Milk Thistle Tea Should You Drink Per Day?
Milk thistle tea is caffeine-free, so caffeine sets no ceiling on it. Here is a hedged, non-medical look at how much milk thistle tea per day makes sense, how it is brewed, why it is a mild infusion, and when to check with your own healthcare provider.