Display

Neither grinder has a display, screen, or digital readout, so this category is effectively a tie. In practical terms, you’re relying on tactile adjustment and your own brewing feedback rather than a smart interface. That means no battery, no app, and no screen glare to worry about — which is exactly what you want in a manual grinder. Winner: tie.

Performance

This is where the TIMEMORE Chestnut C3 ESP Pro pulls ahead. The C3 ESP Pro is explicitly tuned for espresso, with an internal adjustable setting that gives finer control over grind size and makes it easier to dial in a 1:2 shot ratio without jumping around too coarsely between clicks. Its CNC stainless steel conical burrs and double bearing positioning should translate into more stable alignment and a more consistent particle distribution, both of which matter when you’re chasing a cleaner espresso extraction. The C3S Pro is still an excellent grinder, and its “suitable for espresso to French press” positioning makes it more versatile on paper, but it is the less specialised option. If your main goal is espresso, moka pot, or other finer brews, Product A wins. If you mostly brew filter and only occasionally make espresso, Product B is still strong, but it’s not as purpose-built. Winner: Product A.

Build quality and design

Both grinders benefit from TIMEMORE’s reputation for solid engineering, and both are rated 4.7/5, with the C3 ESP Pro at 1,978 reviews and the C3S Pro at 1,989 reviews. The C3S Pro’s premium integrated all-metal design and foldable handle make it feel especially portable and straightforward for everyday use. The C3 ESP Pro, however, adds double bearing positioning, which is the kind of detail that tends to improve grind stability and reduce wobble during use. It also has a 25g capacity, which is ideal for a single or double espresso dose, while the C3S Pro’s listing is less explicit about capacity but positions itself more as an all-rounder. For pure build refinement and espresso-centric engineering, Product A takes it; for simpler portability and a cleaner integrated design, Product B is very appealing. Winner: Product A, narrowly.

Battery life

Neither product uses a battery, so this is a straightforward non-issue. For travel, camping, and everyday use, that’s actually an advantage: no charging, no cables, and no degradation over time. You simply grind when you need to grind. Winner: tie.

Price and value for money

Product B is the better value on price alone. At £87.16, the C3S Pro is £27.84 cheaper than the C3 ESP Pro at £115.00, while still carrying the same 4.7/5 rating and nearly the same review count. That’s a meaningful saving for a grinder that can still handle everything from espresso to French press. However, value is not just about the sticker price; it’s about whether the extra spend gets you features you’ll actually use. If you make espresso regularly and care about fine adjustment and grind stability, Product A justifies the premium. If you want a capable, high-quality grinder without stretching to the top end, Product B wins value. Winner: Product B.

Game library/features

Since these are coffee grinders rather than gaming products, there’s no game library to compare. Translating this category into real-world features, the C3 ESP Pro wins on espresso-focused functionality thanks to its internal adjustable setting and double bearing positioning. The C3S Pro counters with broader versatility, a foldable handle, and an integrated all-metal design that suits travel and multi-brew use. If you want the most espresso-specific feature set, Product A is stronger; if you want a simpler do-it-all grinder, Product B is more flexible. Winner: Product A.

Overall user experience

The C3 ESP Pro is the grinder for someone who wants to take manual brewing seriously, especially at the espresso end of the spectrum. It feels like the more refined tool: tighter alignment, more precise adjustment, and a capacity that makes sense for repeatable single-dose use. The C3S Pro is the easier recommendation for most people because it delivers very high quality at a lower price, with a portable design and enough versatility to cover most brewing methods. If you’re in the UK and buying your first serious hand grinder, the C3S Pro is the safer value pick. If you already know you’ll be grinding for espresso often, the C3 ESP Pro is the better specialist. Overall summary: Product A is the better espresso grinder; Product B is the better buy for most people.