Kingrinder K6 vs OutIn Fino Portable Electric Coffee Grinder
Ahead
The verdict
Kingrinder K6 is the better buy on our scoring, 7.3 to OutIn Fino Portable Electric Coffee Grinder's 6.1. It leads on grind consistency and build quality & durability.
Kingrinder K6 costs $43.99 less.
Who each one suits
Kingrinder K6
Coffee enthusiasts seeking a precise, portable manual grinder for travel, camping, and home use
Scores higher on grind consistency, build quality & durability, grind range & adjustment.
OutIn Fino Portable Electric Coffee Grinder
Grinding fresh on a campsite or in a hotel room, on a battery
Scores higher on dosing & workflow, speed & noise.
How they score, criterion by criterion
Both are scored the same way against the rest of their category, from what their makers publish. The weight is how much each criterion moves the total. How the score works
| Criterion | Weight in category | Kingrinder K6 | OutIn Fino Portable Electric Coffee Grinder |
|---|---|---|---|
| Grind Consistency | 24% | 8.0 | 7.0 |
| Build Quality & Durability | 16% | 6.2 | 3.8 |
| Grind Range & Adjustment | 16% | 8.5 | 7.0 |
| Cleaning, Retention & Mess | 14% | 10.0 | 7.0 |
| Dosing & Workflow | 12% | 4.0 | 5.0 |
| Value for Money | 10% | 8.5 | 5.4 |
| Speed & Noise | 8% | 5.0 | 6.9 |
What each one costs
| Price | $126 | $169.99 |
Where they differ
Every specification the two makers publish differently. Everything they match on is in the full table below.
| Kingrinder K6 | OutIn Fino Portable Electric Coffee Grinder | |
|---|---|---|
| Price | $126 | $169.99 |
| Best for | Coffee enthusiasts seeking a precise, portable manual grinder for travel, camping, and home use | Grinding fresh on a campsite or in a hotel room, on a battery |
| What sets it apart | The K6 offers 16-micron-per-click external grind adjustment with a full metal build at a sub-$130 price point, praised by major coffee YouTubers. | A 38mm heptagonal burr on USB-C power, running under 60 decibels |
| Compared with | Timemore C3, 1Zpresso JX-Pro, Comandante C40 | — |
| Auto Stop | — | ✓ |
| Body Material | Aluminum | Food-grade ABS, Stainless steel |
| Burr Life Claim | — | The maker rates the burrs for 100kg of beans |
| Burr Material | Stainless steel | 420 stainless steel, hardened to 55-60 HRC |
| Burr Size | 48 mm | 38 mm |
| Burr Type | Heptagonal conical burr | Heptagonal conical |
| Burr Type Note | A retailer spec lists 48mm heptagonal conical SUS420 burrs; KINGrinder names the shape. | — |
| Colour Options | — | Tundra brown |
| Espresso Capable | ✓ | ✓ |
| Grind settings | 60 clicks per round | 28 |
| Hopper Capacity | 25 to 30 | — |
| In Box Accessories | brush included for cleaning | — |
| Type | manual | Electric, rechargeable over USB-C |
| Noise Level | — | 60 |
| Single Dose | ✓ | — |
| Adjustment | stepped | — |
| Timer | ✕ | — |
| Weight | — | 0.69 kg |
Pros and cons
From each full review, written from the same published facts as the scores above.
Kingrinder K6
- +48mm heptagonal stainless steel burrs, the largest burr on any hand grinder here
- +60 clicks per round, stepped, covering espresso through French press
- +An aluminium body with a cleaning brush included
- +$126, under the $149.95 median, against $259 for the 1Zpresso K-Ultra
- −A 25 to 30g hopper, one dose at a time
- −No scale and no timer
- −No warranty term is published
OutIn Fino Portable Electric Coffee Grinder
- +Rechargeable over USB-C, which makes it the only cordless electric grinder here
- +38mm heptagonal 420 stainless steel burrs hardened to 55-60 HRC, rated by the maker for 100kg of beans
- +One-button auto-start and auto-stop with anti-clog reversal, at 690g
- +60dB published, which almost no grinder states
- −$169.99 against a $149.95 median for 28 settings
- −A food-grade ABS body at this price
- −No warranty term is published
Every specification, side by side
| Kingrinder K6 | OutIn Fino Portable Electric Coffee Grinder | |
|---|---|---|
| Price | ||
| Price | $126 | $169.99 |
| Who it suits | ||
| Best for | Coffee enthusiasts seeking a precise, portable manual grinder for travel, camping, and home use | Grinding fresh on a campsite or in a hotel room, on a battery |
| What sets it apart | The K6 offers 16-micron-per-click external grind adjustment with a full metal build at a sub-$130 price point, praised by major coffee YouTubers. | A 38mm heptagonal burr on USB-C power, running under 60 decibels |
| Compared with | Timemore C3, 1Zpresso JX-Pro, Comandante C40 | — |
| Specifications | ||
| Auto Stop | — | ✓ |
| Body Material | Aluminum | Food-grade ABS, Stainless steel |
| Built-in scale | ✕ | ✕ |
| Burr Life Claim | — | The maker rates the burrs for 100kg of beans |
| Burr Material | Stainless steel | 420 stainless steel, hardened to 55-60 HRC |
| Burr Size | 48 mm | 38 mm |
| Burr Type | Heptagonal conical burr | Heptagonal conical |
| Burr Type Note | A retailer spec lists 48mm heptagonal conical SUS420 burrs; KINGrinder names the shape. | — |
| Colour Options | — | Tundra brown |
| Espresso Capable | ✓ | ✓ |
| French Press Capable | ✓ | ✓ |
| Grind settings | 60 clicks per round | 28 |
| Hopper Capacity | 25 to 30 | — |
| In Box Accessories | brush included for cleaning | — |
| Type | manual | Electric, rechargeable over USB-C |
| Noise Level | — | 60 |
| Ships to | US | US |
| Ships to Note | Confirmed on Amazon US, which is where this link points. Availability in other Amazon stores has not been checked, and a regional store may substitute a different product. | Confirmed on Amazon US, which is where this link points. Availability in other Amazon stores has not been checked, and a regional store may substitute a different product. |
| Single Dose | ✓ | — |
| Adjustment | stepped | — |
| Timer | ✕ | — |
| Weight | — | 0.69 kg |
Kingrinder K6 vs OutIn Fino Portable Electric Coffee Grinder: common questions
Which is better, Kingrinder K6 or OutIn Fino Portable Electric Coffee Grinder?
Kingrinder K6 scores 7.3 against 6.1, both computed from published specifications rather than opinion. OutIn Fino Portable Electric Coffee Grinder is still ahead on dosing & workflow.
Is Kingrinder K6 or OutIn Fino Portable Electric Coffee Grinder cheaper?
Kingrinder K6 starts at $126, and OutIn Fino Portable Electric Coffee Grinder at $169.99.
Who is Kingrinder K6 for?
Coffee enthusiasts seeking a precise, portable manual grinder for travel, camping, and home use
Who is OutIn Fino Portable Electric Coffee Grinder for?
Grinding fresh on a campsite or in a hotel room, on a battery
Keep comparing
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