Grinders · 3 differences · 4 published for only one

J-Max vs Chestnut C3

1Zpresso and Timemore, side by side at the same height.

1Zpresso J-Max grinder Timemore Chestnut C3 grinder
J-Max dimensions not published Chestnut C3 dimensions not published

Shown at the same height, not to scale: J-Max and Chestnut C3 do not publish a height.

Images: 1Zpresso, Timemore, the manufacturers' product photographs. About our images

Specification

FieldJ-MaxChestnut C3
Burr geometry Conical not published
Burr diameter 48mm 38mm
Burr material not published Steel
Grind range Espresso All-purpose
Type Hand Hand
Dosing Manual Manual
Single dosing Yes Yes
Hopper 40g 30g
Adjustment Stepped Stepped
Steps not published 90
Weight 0.78kg not published

A lit cell is the better value only where nobody would argue (more capacity, less retention, a lower list price, a feature present) and only when both makers publish the figure. "Not published" is never counted as a loss.