DF64 Coffee
DF64 Gen 2 Single Dose Grinder
$399
Released 2022
Best Coffee Grinders · head-to-head
DF64 Gen 2 Single Dose Grinder vs J-Max
A sourced, side-by-side comparison. J-Max is cheaper at $199. Every spec and price links to its source.
1Zpresso
J-Max
$199Cheaper
Which is better: the DF64 Gen 2 Single Dose Grinder or J-Max?
The J-Max wins 2 of the 2 specs we compare head to head; the other wins 0. The J-Max is the cheaper at $199. The J-Max both leads on specs and costs less — the straightforward pick.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | DF64 Gen 2 Single Dose Grinder | J-Max |
|---|---|---|
| US price | $399 | $199 |
| Brand | DF64 Coffee | 1Zpresso |
| Released | 2022 | — |
| Type | electric | manual |
| Burr type | flat | conical |
| Burr size (mm) | 64 | 48 |
| Grind settings | stepless | 90 clicks per rotation (8.8 µm/click), external dial |
| Hopper capacity (g) | 50 | 40 |
| Best for | espresso | espresso |
| Weight (lb) | 15 | 1.7 |
| Release | 2022 | — |
Sources — DF64 Gen 2 Single Dose Grinder: df64coffee.com (verified 2026-06-19). J-Max: 1zpresso.coffee (verified 2026-06-19).
What's the difference between the DF64 Gen 2 Single Dose Grinder and J-Max?
Where the two actually differ on the specs we track (6 of 7). Matching specs are omitted.
- Type: DF64 Gen 2 Single Dose Grinder electric vs J-Max manual
- Burr type: DF64 Gen 2 Single Dose Grinder flat vs J-Max conical
- Burr size (mm): DF64 Gen 2 Single Dose Grinder 64 vs J-Max 48
- Grind settings: DF64 Gen 2 Single Dose Grinder stepless vs J-Max 90 clicks per rotation (8.8 µm/click), external dial
- Hopper capacity (g): DF64 Gen 2 Single Dose Grinder 50 vs J-Max 40
- Weight (lb): DF64 Gen 2 Single Dose Grinder 15 vs J-Max 1.7