Timemore Chestnut C3 ESP Manual Coffee Grinder

Timemore Chestnut C3 Esp Grinder is manual coffee award winning coffee grinder.

Who is Timemore

Timemore is an established brand co-founded in 2012 by several coffee lovers. They are based on the need of specialty coffee and create original coffee makers one by one. Their designs are based on professionalism, aesthetics, ease of use, and honesty. They offer a full range of premium coffee brewing equipment including high-end manual coffee grinders.

Timemore Chestnut C3 ESP Manual Coffee Grinder

The Timemore Chestnut C3 ESP is a manual coffee grinder designed to cover filter coffee and espresso with a single burr set and adjustment system.

The grinder uses an aluminium alloy body with a textured grip and a centrally supported burr shaft. Internally, Timemore has reinforced the structure compared to earlier C‑series grinders to improve burr stability under load.

The handle detaches for storage and travel. Overall size and weight remain practical for home use or transport.

Burrs and Grinding Performance

The C3 ESP uses 38 mm S2C (Spike‑to‑Cut) stainless‑steel conical burrs. This burr geometry cracks the bean before cutting it, which reduces fines and improves particle consistency.

In use, grinding feels more direct than older C‑series grinders, particularly with light or dense beans. At filter settings, the grinder produces an even distribution suitable for pour‑over and immersion brewing. The burrs behave consistently across the full grind range.

The burr design does not change between espresso and filter settings, which keeps flavour characteristics predictable when switching brew methods.

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Adjustment System (ESP)

The defining feature of the C3 ESP is its fine‑stepped adjustment plate.

The grinder provides over 60 usable steps, with smaller spacing between clicks than the standard C3 or C2 models. This allows controlled adjustment for espresso while still covering coarse filter settings.

Adjustment happens internally and remains stable during grinding. Moving across the range takes more turns than coarse‑stepped grinders, but the smaller step size allows more precise recipe control.

Filter and Espresso Use

The C3 ESP works well for filter coffee. The finer step size allows small grind changes without overshooting, which is useful when adjusting pour‑over recipes or flow rates.

The ESP adjustment also makes the grinder usable for espresso with unpressurised baskets. Grinding speed remains manual, but resistance stays manageable, and dial‑in is possible.

This makes the C3 ESP a practical option for users who brew multiple styles and do not want separate grinders.

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What we like

• Solid build.
• Easy to clean.
• Easy to adjust.
• Great quality in the final grind.
• Comes with carry bag and cleaning brush.
• Deep bean reservoir.
• S2C burrs produce consistent particle distribution.
• Fine adjustment allows controlled recipe changes.
• One grinder covers filter and espresso (entry level)
• Stable burr alignment under load
• Compact and portable

What we are not so keen on

• Adjustment takes time when moving across the range.
• Internal cleaning requires care due to small parts.
• Manual grinding remains slow for espresso volumes.

Features

• 38 mm S2C stainless‑steel conical burrs.
• Dual bearing grinding system for efficient and consistent grinding.
• Fine‑stepped ESP adjustment system.
• Adjustable grind setting – suitable for any coffee preparation method.
• Ergonomically designed for easy grinding.
• Includes carry bag, instruction manual, cleaning brush and display case.

Specifications

• Material: Aluminium alloy
• Burrs: 38 mm S2C stainless steel.
• Weight: 430g.
• Dimensions: 147 x 52 mm, handle length 159 mm.
• Yield: Grinds up to 20–25 g of coffee at once.

C3 ESP vs C2: What Is Different?

The C3 ESP replaces the C2 rather than sitting alongside it.

The C2 uses standard stainless‑steel conical burrs and a coarse‑stepped adjustment system. This works well for filter coffee but limits fine control and makes espresso impractical.

The C3 ESP introduces two meaningful changes:

1. Burr design: The C3 ESP uses S2C burrs, which reduce fines and improve consistency compared to the C2’s standard burrs.
2. Adjustment system`The ESP plate provides much smaller step sizes, allowing espresso grind adjustment while still covering filter ranges.

In filter use, the main difference is control rather than flavour profile. In espresso use, the difference is usability.

When both grinders are priced similarly, the C3 ESP offers broader use without giving up filter performance.

• Comes with improved burrs that enhance the grinding efficiency and consistency, making it more suitable for various brewing methods.
• Provides more precise grind adjustments, allowing for finer control over the grind size, which is crucial for different brewing techniques.
• Improved construction with better burr stability and overall sturdiness, making it a more robust option.
• Designed for those who seek a more refined coffee experience, making it ideal for enthusiasts and baristas.

Sources

• Our experience with the grinder.
• Timemore website.
• Text modified using Copilot.