Matcha vs green tea: what actually differs

What is the difference between matcha and green tea? The short answer

Matcha and sencha are the same leaf, steamed the same way. Matcha's leaf is shaded for weeks before harvest, dried without rolling, stripped of stems, and ground to a powder that you whisk into water and drink whole. Sencha's leaf grows in sun, is rolled as it dries, and is steeped and discarded. The result: matcha is sweeter, thicker and greener in the cup, and carries about three times the caffeine per serving.

The family tree

“Green tea” is a category, not a product. In Japan it covers sencha, the everyday steeped tea and about the bulk of what is grown; bancha, the coarser later-season leaf; kukicha, made from stems; genmaicha, sencha with roasted rice; hojicha, roasted leaf; gyokuro, shaded and steeped; kabusecha, lightly shaded sencha; and tencha, the shaded, unrolled leaf that exists to be ground into matcha. Chinese green teas — longjing, biluochun, gunpowder — are pan-fired rather than steamed and taste of it. All of them are one species, Camellia sinensis, stopped early in processing so the leaf stays green rather than oxidizing brown as black tea does. Matcha is the one member of the family that is drunk rather than steeped, and that single fact drives most of the comparison.

The four differences that matter

Caffeine: MEXT Standard Tables of Food Composition in Japan, 2020 edition (matcha 32 mg/g); sencha infusion per Japanese maker data on the same tables.

Shade

Shading is the step that makes matcha taste like matcha. Covered fields — about 85% shade cloth, or traditional reed and straw canopies for the top grades, for twenty days or more — stop the plant converting L-theanine into catechins, so the leaf keeps its sweetness and loses some of its astringency, while producing more chlorophyll and the seaweed-like aroma compound that shaded teas share. Japan’s agricultural research organization has measured all of it: theanine up, caffeine up, catechins down, chlorophyll up, the cover-aroma compound up.

Sencha grows in the open and tastes like it: brisk, grassy, drying, with the catechins the sun encouraged. Gyokuro is the bridge between the two — shaded like tencha but rolled like sencha, and steeped — which is why it tastes closest to matcha of any leaf tea and is the only steeped tea that beats matcha for caffeine. Kabusecha, sencha covered for a week or so, sits between sencha and gyokuro.

Rolling

Sencha is rolled while it dries, which twists the leaf into needles and breaks its cells so that hot water can pull flavor out in a minute. Tencha is never rolled. It is dried flat in a tencha furnace and then broken into flakes with the stems and veins sifted out. Farmers call the two processes rolling and roasting. The unrolled leaf is what lets tencha grind to an even, fine powder; try to grind rolled sencha and you get a coarse, uneven dust that tastes of the sun it grew in — and this is precisely what some sellers put in a tin and label matcha.

Steeping versus suspending

When you steep sencha, most of what the leaf contains stays in the leaf and goes in the compost. Hot water pulls out a fraction of the caffeine, catechins and amino acids in the first steep, less in the second, less again in the third. When you whisk matcha, all of it goes into you at once. This is the single fact behind the caffeine numbers, the texture, and the health claims.

A 2 g bowl of matcha carries roughly 64 mg of caffeine to a sencha cup’s 20 or so, about 200 mg of catechins — of which roughly 130 mg is EGCG — and 20–45 mg of L-theanine. It also has body: the suspended powder makes the drink thick, foamy and almost creamy, where sencha is clear and light. And it has no second cup. A pot of sencha gives two or three steepings from the same leaf, each different; a bowl of matcha is one bowl.

The “137 times” figure, explained

The most-quoted number in matcha marketing is that it has “137 times the antioxidants of green tea.” It has a real source. A 2003 paper in the Journal of Chromatography A (Weiss and Anderton, volume 1011, pages 173–180) measured five catechins and caffeine by micellar electrokinetic chromatography, a capillary-electrophoresis method, and found that the EGCG concentration in the matcha sample was at least three times higher than the largest published value for other green teas — and up to 137 times greater than in one commercial bagged tea, a product called China Green Tips.

Read carefully, the figure says three things. It compared one matcha with one brand of bagged tea, not matcha with green tea in general. It measured concentration in the dry material and in what was extracted, which for matcha is everything and for a tea bag is whatever the water took. And the “three times” — matcha against the best published green-tea value — is the comparison that generalizes; the “137 times” is the comparison against the weakest product on the bench. A bowl of matcha against a cup of good sencha is a few times the catechins, not a hundred, and the number that matters for anything you feel is the absolute amount in your cup — about 200 mg — not the ratio.

Caffeine, side by side

The same logic applies. Sencha leaf contains caffeine at a level not far below matcha’s — a 2020 review reported roughly 11–25 mg per gram for green tea leaf against 19–44 for matcha — but you do not eat sencha leaf. You steep two or three grams and drink the water, which takes about 20 mg per cup. You eat matcha. Two grams at 32 mg per gram is 64 mg, and it is all in the bowl. That is why a small bowl of matcha carries three times the caffeine of a cup of sencha, and why “it is tea, so it must be gentle” does not apply here. Anyone switching from sencha to matcha for a lighter caffeine load is going the wrong way; anyone switching from coffee is going roughly sideways.

Taste, side by side

Sencha tastes of the sun: grassy, vegetal, brisk, with a drying astringency that a second steep softens. Good sencha has sweetness too, and a fine one from a shaded field — a kabusecha — starts to show the umami that matcha is built on. Matcha tastes of the shade and of the whole leaf: savory-sweet first, then the marine depth of the cover aroma, then a clean bitterness, all of it thick and foamy on the tongue. The two are less like different grades of the same thing than like a raw and a cooked version of the same vegetable. Which you prefer says nothing about which is better; Japanese households drink both, sencha through the day and matcha as an occasion.

Cost and effort, side by side

Sencha is the easier habit. A teaspoon of leaf, water a few minutes off the boil, a small pot, two minutes; a 100 g bag makes forty or fifty pots, each steeped two or three times. Matcha asks for a bowl, a bamboo whisk, a sieve and ninety seconds of attention, and a 20 g tin makes ten bowls. During the shortage the gap has widened: tencha, matcha’s raw leaf, traded at about 2.6 times the price of sencha leaf in 2023 before the 2025 multiples, and the famous Kyoto houses have rationed matcha while sencha stayed on the shelf. None of this makes one better. It makes them different commitments.

The one place they overlap

Both are green because both are steamed within hours of picking, which stops the enzymes that would otherwise oxidize the leaf brown, as they do in black tea. Chinese green teas are usually pan-fired instead; Japanese ones are steamed, and matcha’s history runs through the powdered tea of Song-dynasty China, brought to Japan by the monk Eisai in 1191 and abandoned in China after a 1391 decree banned the compressed tea it was made from. Japan kept it. Sencha, meanwhile, was invented in Ujitawara in 1738 — six centuries after matcha arrived — and became the country’s everyday tea. The order of events is the reverse of what most people assume: the powder is the old drink, the leaf is the new one.

What is sold as one but is the other

Because the two share a name, the shelf is confusing in both directions. “Powdered green tea” or “sencha powder” is ground sencha — fine for cooking and for a quick stirred cup, not matcha, and sometimes labeled as if it were. “Matcha” from sellers who cannot say the word tencha is often the same thing. In the other direction, “matcha green tea bags” contain sencha with a little matcha dusted through it and are a steeped tea with a green tint. Read the ingredient line: tencha, or shade-grown, is the word that separates them.

Which one, when

They are different drinks for different moments rather than ranks. Sencha for a pot on the table, for the second and third steeping, for drinking through an afternoon, for the days you want tea without ceremony. Matcha for a single deliberate bowl, for a latte that needs body, for the ninety seconds of whisking that are part of the point, for the morning that needs the coffee-range dose. The plant is the same. What you get from it depends on which path the leaf took.

Making each, side by side

Sencha. Warm the pot. Put in about 4 g of leaf — a heaped teaspoon — for two small cups. Pour on 150–200 ml of water at about 70–80°C; water off the boil, left for two to three minutes, lands there. Steep about a minute, a little longer for the first cup of a deep-steamed leaf, a little shorter for a delicate one. Pour out every drop, because water left in the pot over-steeps the leaf and ruins the second cup. Steep again with slightly hotter water and a shorter time; a third steep is usually still good. The leaf goes in the compost.

Matcha. Warm the bowl. Sift 2 g of powder into it. Add 60–70 ml of water at about 70–80°C. Whisk fast in a W pattern with a bamboo whisk for about fifteen seconds until the surface is a fine foam. Drink the whole bowl in a few sips. There is no second bowl from the same powder; the leaf went into you.

The temperatures are the same. The rest is different, and the difference is the point: sencha is a pot you return to, matcha is a bowl you finish.

Storing each

Sencha keeps well. A sealed bag of leaf in a cool, dark cupboard holds for months, and a year-old sencha is a duller but perfectly drinkable tea. Matcha does not. The powder’s surface area is enormous, and light, air, heat and moisture attack it fast; an opened tin is at its best for about two weeks and acceptable for a month by Japanese sellers’ guidance, and an unopened one for six months to a year. Sencha forgives a large bag; matcha punishes it. Buy leaf in 100 g, powder in 20 or 40 g, and keep the powder sealed, cold and dark — and let a refrigerated tin come to room temperature before opening it, or condensation forms on the powder.

What the health research actually studied

One nuance gets lost in every “matcha vs green tea” health comparison. The large population studies that link green tea drinking with lower rates of various conditions — the Japanese cohort studies with tens of thousands of participants that are the backbone of the “green tea is good for you” literature — were studies of steeped green tea, mostly sencha, drunk by the cup through the day. They were not studies of matcha. Matcha’s health literature is thinner and newer: composition analyses, cell and animal studies, and a small number of short human trials, most of them using concentrated extracts or amounts well above a bowl.

That cuts both ways. It means matcha’s higher content of catechins and theanine is real and measured, and it means that the evidence that those higher amounts do more for a person is not yet there. It also means the modest claim — that a habit of green tea, steeped or whisked, is associated in large populations with some good outcomes — rests more solidly on the cup of sencha than on the bowl of matcha. Anyone choosing matcha over sencha for its health advantage is choosing on composition, not on outcome evidence. The measured contents are real; the leap from them to a claim about your health is where the evidence thins.

A week of both

Most Japanese households do not choose. A workable rhythm, if you want one: a bowl of matcha at breakfast, when the coffee-range dose is welcome and the ritual is worth the ninety seconds; a pot of sencha after lunch, steeped twice, lighter in caffeine and easy to keep on the desk; hojicha or nothing after five. On a weekend, a second bowl in the afternoon, weighed at 1 g if the evening matters. The two teas are not competing for the same slot in the day, and once they stop competing the comparison mostly dissolves into a question of what you want at the hour you want it.

Reading the two labels

A sencha bag tells you region, sometimes cultivar, sometimes the steaming depth — asamushi (light), chumushi (medium), fukamushi (deep) — and the harvest. A matcha tin tells you, at best, harvest, region, cultivar, use and grower, and at worst a grade word. The disclosures worth reading are the same on both: first harvest, a named district, a named cultivar. The word that separates them is tencha, which a matcha tin should say and a sencha bag never will. If a “matcha” tin lists green tea powder and does not say tencha or shade-grown, it is sencha ground fine, and you are paying matcha prices for a steeped tea’s leaf.

Numbers at a glance

• Caffeine per serving: matcha 2 g bowl about 64 mg; sencha cup about 20 mg; gyokuro cup about 160 mg (MEXT-based).
• Caffeine in the leaf: matcha roughly 19–44 mg/g; green tea leaf roughly 11–25 mg/g (2020 review) — but sencha’s stays in the leaf.
• Catechins per bowl of matcha: about 200 mg, of which about 130 mg EGCG.
• The “137 times” study: one matcha vs one bagged tea (2003); the generalizable finding was at least three times.
• Shading: 20 days or more for tencha; about 85% cloth; none for sencha.
• Particle size of matcha: 5–20 microns.
• Tencha vs sencha leaf price, 2023: about 2.6 to 1 (MAFF).
• Dates: powdered tea to Japan 1191; sencha invented 1738.