Flat-Bottom vs Cone Pour-Over Drippers: V60, Kalita Wave & Chemex (2026)

The useful difference between pour-over drippers is not simply cone versus flat-bottom.

Geometry matters, but so do:

• outlet design;
• filter shape and thickness;
• filter-to-wall contact;
• dose and batch size;
• grind;
• pouring pattern;
• whether the brewer can switch into immersion mode.

That is why a Hario V60, Kalita Wave, Chemex and Hario Switch can all make filtered coffee while behaving differently.

Cafe & Crema’s assessment is based on current Hario, Kalita and Chemex documentation, current manufacturer brewing/product pages, and our analysis of what those documented design choices mean for a home brewer. Cafe & Crema has not performed first-party comparative pour-over testing for this guide.

Flat-bottom vs cone: the short answer

A cone dripper such as the Hario V60 forms a deeper central coffee bed and, in the V60’s case, drains through a single large opening.

A flat-bottom dripper such as the Kalita Wave 185 spreads coffee across a flatter base and drains through three small extraction holes.

Those design differences affect how water moves through the bed.

They do not establish a universal rule that:

• cone = advanced;
• flat-bottom = beginner;
• cone = higher quality;
• flat-bottom = more consistent.

Those are conclusions that require controlled comparative testing across recipes, grinders and coffees.

A better buying question is:

Which brewer architecture fits the way you want to make coffee?

Hario V60: 60° cone, spiral ribs, one large opening

Hario documents three defining V60 features:

1. 60° cone
2. spiral ribs
3. single large opening

Hario says the cone gives the coffee layer depth.

The spiral ribs create space between the paper and the dripper wall.

The single large opening allows water to flow freely enough that pour speed can meaningfully affect the brew.

That is the important mechanical point.

The V60 does not use a cluster of small holes to meter drainage.

Instead, the user controls more of the water-delivery pattern through:

• grind;
• pour rate;
• pulse size;
• agitation;
• recipe.

Hario’s own brewing material also uses a bloom/rest phase and a controlled total brew time.

For a full technique workflow, use pour-over basics: ratios, grind and technique.

Kalita Wave: flat bottom, three holes, wave filter

The current Kalita Wave 185 uses:

• a flat-bottom coffee bed;
• three small extraction holes;
• a proprietary 20-wave filter.

Kalita says the wave design limits direct contact between filter and brewer wall so water can move through the system evenly.

The three-hole base and flat bed make the architecture meaningfully different from the V60.

That difference should be described mechanically rather than turned into a ranking.

A Wave recipe may still change substantially with:

• grind size;
• coffee dose;
• water volume;
• pour pattern;
• filter condition;
• dripper material and temperature.

Kalita also recommends warming the dripper before brewing and its filter instructions recommend pre-wetting the paper.

If you are shopping for the actual hardware, best pour-over drippers compares current models and sizes.

Flat-bottom vs cone: what the geometry can change

The bed shape changes where coffee sits relative to the outlet.

Cone

A cone creates more depth toward the center.

With the V60, the single large opening means the recipe can respond strongly to grind and water-delivery changes.

Flat-bottom

A flat-bottom brewer spreads the grounds across a broader base.

With the Kalita Wave, the three-hole outlet and wave paper are part of the flow system.

Those statements are supported by product architecture.

Claims such as “flat-bottom is always more forgiving” or “cone has a higher quality ceiling” are not architecture facts.

They are recipe- and user-dependent evaluations, so this refresh removes them.

V60 vs Kalita Wave: decision table

Feature	Hario V60	Kalita Wave 185
Bed geometry	Cone	Flat-bottom
Outlet	Single large opening	Three small extraction holes
Filter geometry	Cone paper	20-wave proprietary paper
Manufacturer-described flow feature	Large opening lets pour speed influence flow	Wave/filter/base design intended to manage even flow
Recipe style	Percolation / pour-over	Percolation / pour-over
Filter compatibility	V60-sized paper by brewer size	Wave 185 paper for 185 brewer
What to choose around	Manual recipe control, V60 ecosystem	Flat-bed architecture, Wave filter ecosystem

Neither column is a score.

Pick the architecture you want to work with.

Chemex: cone geometry plus a much thicker filter

Chemex looks superficially like a large cone brewer attached to a carafe.

The filter changes the system.

Chemex currently states that its bonded paper is 20–30% thicker than most competing coffee-filter paper.

Chemex also says its filters are designed to remove:

• fats;
• sediment;
• other elements the company associates with cup clarity;

and to control infusion time.

Those are manufacturer claims about the Chemex filter.

The defensible buying conclusion is:

Chemex is not just a larger V60. Its bonded filter is a major part of the brew system.

The old version of this page called Chemex the “cleanest, most tea-like cup available.”

Cafe & Crema is removing that universal sensory ranking.

Filter thickness and sediment removal are documented.

How much you prefer the resulting body, clarity or flavor is a taste judgment.

Chemex vs V60

Both are cone-based filtered brewing systems, but the filters and brewer geometry differ.

V60

• Hario 60° cone;
• spiral ribs;
• single large opening;
• V60-specific paper;
• user pour pattern strongly participates in flow.

Chemex

• integrated brewer/carafe;
• bonded paper;
• current filter spec: 20–30% thicker than most competing papers;
• Chemex claims the paper removes more sediment/fats and controls infusion time.

So do not reuse a recipe only because both look conical.

Start from the recipe designed for the exact brewer/filter.

Hario Switch: V60 geometry plus immersion control

The Hario Switch is useful because it makes the pour-over/immersion distinction explicit.

Hario describes it as a hybrid brewer that lets you brew:

• like a standard V60 pour over;
• or as an immersion brewer.

With the valve closed, water and coffee can steep together.

Open the switch and the brew drains through the V60 filter.

That allows several recipe styles:

• full immersion;
• standard percolation;
• hybrid recipes that combine both.

This is more precise than saying an immersion dripper “requires no technique.”

The user still controls:

• dose;
• grind;
• water temperature;
• steep time;
• agitation;
• release timing.

The difference is that the brewer can hold the water instead of requiring continuous percolation.

For current hybrid options, use best immersion and hybrid brewers.

Which dripper is easier?

“Easier” depends on what you want to control.

V60 may suit you if

You want a large recipe ecosystem and direct manual control over the pour.

Kalita Wave may suit you if

You specifically want a flat-bottom, three-hole architecture and Wave filter system.

Chemex may suit you if

You want an integrated brewer/carafe and the Chemex bonded-filter system.

Hario Switch may suit you if

You want the option to use immersion, percolation or a hybrid workflow in one brewer.

That is a more useful distinction than a universal beginner/advanced ranking.

Filter fit matters

Each system is designed around a particular filter geometry.

V60

Use the V60 filter size intended for the dripper.

Kalita Wave 185

Kalita specifies Wave 185 filters for the 185 brewer.

The current filter page says the 20-wave design limits contact between paper and brewer wall and recommends pre-wetting before brewing.

Chemex

Use the Chemex bonded filter format intended for the brewer.

The paper thickness is a core part of the system, not a generic cone-paper substitute.

Switching filter type changes more than convenience.

It can change:

• fit;
• wall contact;
• resistance;
• drawdown;
• sediment passage.

So when a familiar recipe suddenly changes, check the filter before assuming the grinder moved.

Should you pre-wet the filter?

Kalita explicitly recommends pre-wetting its Wave filter.

Hario recipes commonly include rinsing/preparation steps, and pre-wetting also helps seat paper inside many drippers.

The strongest general recommendation is:

follow the filter/dripper instructions for the system you own.

Do not turn pre-wetting into an unsupported claim that it always changes flavor by the same amount.

Does dripper material decide brew quality?

The old version of this page said plastic was the most thermally stable material and that ceramic/glass differences mostly disappear after preheating.

That is too broad without controlled thermal testing across exact drippers.

Current manufacturer guidance gives a safer practical lesson.

Kalita recommends warming its Wave dripper before brewing.

That supports preheating as a sensible workflow for heat-sensitive brewers.

It does not prove a universal material ranking.

Choose material based on:

• durability;
• weight;
• breakability;
• handling;
• heat behavior of the exact design;
• whether the manufacturer recommends preheating.

Does a gooseneck kettle matter?

A gooseneck kettle gives finer control over where and how quickly water lands.

That is useful for pour-over recipes built around controlled pulses.

It is less central to a full-immersion Switch recipe where the brewer holds water before drawdown.

So the right rule is:

• controlled percolation recipe → precise kettle is useful;
• full immersion recipe → precise pulse placement matters less.

For current kettle choices, use best gooseneck kettles.

Grind still matters more than dripper branding

Every brewer here depends on a suitable particle distribution.

The exact setting changes with:

• coffee;
• dose;
• filter;
• brewer;
• recipe;
• grinder.

Do not copy one numeric setting from another grinder.

Use burr grinders explained for the adjustment mechanics and best coffee scales to keep dose and water stable while you tune grind.

A practical way to compare two drippers

If you own two brewers and want to learn the real difference:

1. use the same coffee;
2. use the same water;
3. weigh dose and water;
4. start from each brewer’s documented recipe;
5. use fresh manufacturer-compatible filters;
6. record grind;
7. taste blind if possible;
8. change one variable at a time.

Do not force identical drawdown time or identical grind across different brewer architectures.

The goal is to compare what each system does well, not to make two different brewers behave identically.

Which one should you buy?

Choose based on workflow.

Hario V60

Choose it for the classic 60° cone / single-large-opening pour-over architecture and its large recipe ecosystem.

Kalita Wave 185

Choose it for a flat-bottom, three-hole design and the Wave filter system.

Chemex

Choose it for the integrated brewer/carafe and the distinct bonded-filter system.

Hario Switch

Choose it when you want one brewer that can operate as standard V60 pour over or immersion.

For product-level recommendations, sizes and alternatives, use best pour-over drippers.

Sources & Evidence

1. Hario — V60 product/catalog documentation — current manufacturer evidence for the V60’s 60° cone, single large opening and spiral ribs, plus Hario’s explanation that the large opening lets water flow and makes pour speed part of the recipe. https://global.hario.com/pdf2021/2021catalog.pdf
2. Hario — V60 current coffee catalog — current manufacturer description of cone depth, spiral ribs, large single hole and manual control of extraction through pour rate. https://global.hario.com/pdf2016/2016COFFEEcatalog.pdf
3. Kalita USA — Wave 185 Stainless Steel Dripper — current manufacturer evidence for the flat-bottom, three small extraction holes, proprietary wave-filter system, 2–4 cup positioning and recommendation to warm the dripper before brewing. https://kalitausa.com/products/kalita-wave-185-stainless-steel-coffee-dripper
4. Kalita USA — Wave 185 filters — current manufacturer evidence for the 20-wave filter, Wave 185 compatibility and recommendation to pre-wet before brewing. https://kalitausa.com/products/kalita-wave-185-paper-filter-100ct
5. Kalita USA — Find Your Perfect Kalita Dripper — current manufacturer comparison describing the Wave’s flat three-hole bottom and wave filter as core design features. https://kalitausa.com/blogs/news/find-the-perfect-dripper
6. Chemex — Bonded Circle Filters — current manufacturer evidence that Chemex bonded paper is 20–30% thicker than most competing paper, with company claims around sediment/fat removal and infusion control. https://chemexcoffeemaker.com/products/chemex-bonded-filters-unfolded-circles
7. Hario USA — V60 Switch — current manufacturer evidence that the Switch can operate as a standard V60 pour over, or as an immersion brewer, using standard V60 filter formats for the listed sizes. https://www.hario-usa.com/products/switch-immersion-dripper

Frequently asked questions

What is the difference between a flat-bottom and cone pour-over dripper?

A cone such as the Hario V60 forms a deeper coffee bed and uses a single large opening. A flat-bottom brewer such as the Kalita Wave 185 spreads coffee across a flatter base and uses three small extraction holes with a 20-wave filter. Those are real geometry differences, but they do not prove one shape is universally more consistent, easier or better tasting. Grind, filter, dose, pour pattern and recipe still matter.

How is the Hario V60 designed?

Hario documents three defining features: a 60° cone, spiral ribs and a single large opening. Hario says the cone adds depth to the coffee layer, the large opening lets water flow freely enough for pour speed to influence the brew, and the ribs create space between paper and dripper.

How is the Kalita Wave different from a V60?

Kalita's Wave 185 uses a flat-bottom design with three small extraction holes and a proprietary 20-wave filter. Kalita says the waves reduce contact between paper and brewer so water can flow evenly, while the flat three-hole base is part of the extraction design. That is a different architecture from the V60's cone and single large opening.

What makes Chemex filters different?

Chemex currently states that its bonded filters are 20–30% thicker than most competing paper filters. Chemex also says the filters are designed to remove fats and sediment and to control infusion time. Those are manufacturer claims about the Chemex system; they should not be converted into a universal claim that Chemex always produces the cleanest or best-tasting cup.

Is the Hario Switch a pour-over or immersion brewer?

Both. Hario describes the V60 Switch as a hybrid brewer that can work like a standard V60 pour over or as an immersion brewer. With the switch closed, coffee steeps before drawdown; open it and the brewer behaves as a V60-style percolation dripper.

Which pour-over dripper is best for beginners?

There is no evidence-based universal winner. A Kalita Wave has a flat three-hole design, a V60 gives the user more direct influence over flow through one large opening, and a Switch can remove some pour-timing pressure through immersion. Choose based on how much manual control, filter availability, serving size and recipe flexibility you want.

Do I need a gooseneck kettle for pour-over?

A gooseneck kettle gives finer control over pour rate and placement, which is especially useful when following recipes that depend on controlled pulses or a specific water path. It is not required for every immersion or hybrid recipe. Match the kettle to the brewing method rather than treating it as mandatory equipment for every dripper.

Should I preheat a pour-over dripper?

Follow the brewer/filter instructions. Kalita currently recommends warming its Wave dripper before brewing, and its filter instructions recommend pre-wetting the paper. Pre-wetting can also seat the filter. Do not turn this into a universal claim that one dripper material is always thermally superior to another.