Coffee Grinders · owner-verdict comparison

1Zpresso J-Ultra vs DF64 Gen 2: what real owners say

Real owners lean toward the DF64 Gen 2: 73% of 298 owners recommend it, vs 56% of 52 for the 1Zpresso J-Ultra.

Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score

1Zpresso J-Ultra

56%of 52 owners recommend
56% recommend · 32% neutral · 12% don't
Full owner report →

DF64 Gen 2

73%of 298 owners recommend
73% recommend · 10% neutral · 17% don't
Owners praise
  • Excellent flavor and grind quality
  • Outstanding value for the price
  • Swappable 64mm burrs for upgrades
Owners complain about
  • Loud, shrill grinding noise
  • Inconsistency, wandering touch point
  • Clogging, static, and mess
Full owner report →

What 1Zpresso J-Ultra owners say

“shots grinded by K-Ultra are generally having more vibrant taste notes and more stable”
— @BkunS on YouTube
“I have the J-Max and I couldn't be happier”
— @cantrellisgod on YouTube
“it is far from good when it comes to light roasts beans (LR)”
— @juanillo52 on YouTube

What DF64 Gen 2 owners say

“Industrial vibes AND getting the kids out of bed are two major advantages in my opinion”
— @somborn on YouTube
“the industrial look is actually one of the attractive features of this grinder for me.”
— @ClaudioMartella on YouTube
“My white DF64 gen 2 is going back. I get the same flavor as my Breville Barista Touch.”
— @arielrodriguez6980 on YouTube