October 26, 2026

Introduction:Although both lattes and flat whites are combinations of espresso and milk, they differ significantly in cup size, milk foam thickness, coffee concentration, and drinking style. This article provides an in-depth comparison of the preparation details of these two classic milk-based coffees, analyzes their flavor characteristics and suitable scenarios, and further explains the definitional differences between white coffee and black coffee, as well as the potential health risks of instant white coffee, helping readers make more precise choices based on their taste preferences.

Although lattes (Latte) and flat whites (Flat White) are both based on espresso and milk, their actual flavors and drinking experiences are quite distinct. Many people mistakenly assume that the flat white is the Australian version of a latte, but in fact, the two differ clearly in cup size specifications, milk ratio, milk foam layers, and whether iced options are offered. A deeper understanding of these details allows you to more accurately choose a milk coffee that suits your personal taste.

What's the difference between Flat White and Latte? Baristas break down cup size, milk foam, and flavor keys, plus the truth about White Coffee

The combinations of coffee and milk are endlessly varied, but lattes and flat whites often confuse beginners. Simply put, lattes lean towards being “milk-forward,” with relatively softer coffee flavors, while flat whites emphasize the “coffee as the main body,” with milk aroma complementing the intense extraction. Practical experience from one coffee shop points out that if it can be summed up in one sentence: a latte is like milk with a coffee flavor, whereas a flat white is like coffee with a milk flavor. Understanding this difference is the first step in appreciating the essence of both.

Tracing back to etymology, latte in Italian means “milk,” so Coffee Latte is essentially a combination of coffee and milk (early versions didn’t even include milk foam). The origin of the flat white, on the other hand, is closely related to Australia’s unique immigrant background. In the early days, Australia was primarily populated by immigrants from Britain and Ireland, who were accustomed to dividing coffee into black coffee (pure filtered) and white coffee (with milk). As Italian immigrants introduced espresso culture, it underwent local adaptation and gradually evolved into the flat white, which lies somewhere between espresso and latte. Since New Zealand and Australia each claim its origin, the authentic definition of the Flat White becomes even more mysterious.

What's the difference between Flat White and Latte? Baristas break down cup size, milk foam, and flavor keys, plus the truth about White Coffee

The following analyzes the actual differences between flat whites and lattes from four key aspects:

1. Cup Size Differences
A standard latte has a capacity of about 300 milliliters, while a flat white is usually only about 200 milliliters. If you order a milk coffee that looks smaller, don’t doubt whether you’ve been given the wrong one—that’s the regular specification for a flat white.

2. Flavor and Texture Comparison
Lattes use 2 shots of standard espresso (about 40 grams of coffee grounds extracted) paired with 260 milliliters of milk. With a high proportion of milk, the overall flavor is mild. In contrast, flat whites use 2 shots of more concentrated ristretto (about 30 grams of coffee grounds extracted) with 170 milliliters of milk, resulting in a more pronounced coffee intensity, where the milk aroma plays a supporting role—suitable for those who prefer a stronger coffee flavor.

3. Milk Foam and Latte Art Differences
Milk foam thickness is a key visual differentiator. Flat whites have thinner and denser milk foam, while lattes have fluffier foam, making them better suited for showcasing latte art. However, it’s worth noting that latte art isn’t a mandatory element for either lattes or flat whites—whether or not there are patterns doesn’t affect their fundamental classification.

4. Iced Drink Option Limitations
Lattes generally offer both hot and iced drink options, but flat whites are usually only served hot. This is because baristas aim for drinkers to fully experience the layered integration of coffee and milk through the warmth and density of the milk foam. Adding ice can dilute the drink and disrupt the balance of texture. For those who prefer a cool, intense milk coffee, the recently popular “Dirty” may be considered—it offers a striking cold-hot contrast and visual effect.

What's the difference between Flat White and Latte? Baristas break down cup size, milk foam, and flavor keys, plus the truth about White Coffee

Additionally, many consumers also often confuse the concepts of “white coffee” and “black coffee.” Traditionally, black coffee refers to pure coffee without milk, such as pour over or drip coffee, while white coffee generally refers to coffee beverages with added milk, such as lattes or flat whites. As for commercially available instant white coffee, although it is marketed as convenient and fast, some products may contain high sugar, high hydrogenated fats, or excessive additives. Long-term consumption warrants attention to potential health risks, so it’s advisable to carefully check the ingredient labels when choosing.

The above content is compiled by CoffeeHunters, a coffee news website.

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