Kettl vs Midori Spring Matcha: 2026 Comparison
Kettl sources from Uji, Yame, Shizuoka, Shiga, Japan while Midori Spring sources from Indonesia, giving each brand a distinct terroir and flavor profile. On testing transparency, Midori Spring (Tier 2) discloses more than Kettl (Tier 4), though neither publishes a full numeric ppb COA. On price, Midori Spring is $1.82/g less expensive per gram ($2.75/g vs $0.93/g).
Verdict by Axis
No single overall winner is declared. The better choice depends on which axis matters most to you.
Price per gram
Midori Spring
Midori Spring is $1.82/g cheaper ($2.75/g vs $0.93/g).
Testing transparency
Midori Spring
Midori Spring is Tier 2 vs Tier 4 for Kettl. Lower tier number means more disclosure.
Published lead level
Tie / indeterminate
Midori Spring publishes a lead value (0.135 ppm). Kettl has not published a numeric lead value. Cannot compare directly.
Origin
Tie / indeterminate
One or both brands have not publicly disclosed their leaf origin region.
Organic certification
Midori Spring
Midori Spring holds ORGANIC certification. Kettl does not have a publicly confirmed organic certification.
Side-by-Side Spec Table
| Field | Kettl | Midori Spring |
|---|---|---|
| Origin | Uji, Yame, Shizuoka, Shiga, Japan | Indonesia |
| Grade | Ceremonial | Ceremonial |
| Price per gram | $2.75/g | $0.93/gBetter |
| Transparency tier | Tier 4 | Tier 2Better |
| Publishes numeric COA | No | No |
| Third-party tested | No | YesBetter |
| Organic certification | Unspecified | ORGANIC |
| Lead (published) | Not publicly published (checked June 27, 2026) | 0.135 ppm |
| Cadmium (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Arsenic (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Mercury (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Pesticide tested | No | Yes |
| Last verified | June 27, 2026 | June 27, 2026 |
Origin
Grade
Price per gram
Transparency tier
Publishes numeric COA
Third-party tested
Organic certification
Lead (published)
Cadmium (published)
Arsenic (published)
Mercury (published)
Pesticide tested
Last verified
Heavy Metals and Safety Disclosure
Midori Spring reports a lead level of 0.135 ppm (verified June 27, 2026). Kettl has not published a numeric lead value (checked June 27, 2026). Without a published value from Kettl, a direct comparison is not possible. The absence of published data does not indicate safety or danger.
| Metal | Kettl | Midori Spring |
|---|---|---|
| Lead | Not publicly published (checked June 27, 2026) | 0.135 ppm |
| Cadmium | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Arsenic | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| Mercury | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
Source: brand-published COAs and independent test results. Values are from specific batches and dates. Absence of published data does not indicate safety or danger. Last verified: Kettl June 27, 2026, Midori Spring June 27, 2026.
Price Comparison
Midori Spring is $1.82/g cheaper than Kettl ($0.93/g vs $2.75/g, a 66% difference). At 30 servings per month, that is approximately $109/month in savings.
Detailed Analysis
Testing Transparency
No public testing statement has been found for Kettl as of the last verification date. Midori Spring publishes some COA data but not at full ppb resolution with a named lab and date.
Origin and Sourcing
Kettl sources from Uji, Yame, Shizuoka, Shiga, Japan and Midori Spring sources from Indonesia. Different growing regions produce distinct flavor profiles: Uji matcha tends toward sweet umami, Kagoshima toward fresh and grassy, and Yame toward rich and complex. Neither region is objectively superior.
Which Should You Buy?
If testing transparency is your priority: Midori Spring (Tier 2) discloses more than Kettl (Tier 4). If price per gram is your priority: Midori Spring is the more affordable option at $0.93/g. If organic certification matters to you: Midori Spring holds ORGANIC certification. Kettl does not have a publicly confirmed organic certification.
Frequently Asked Questions
Is Kettl or Midori Spring cheaper?
Midori Spring is cheaper at $0.93/g vs $2.75/g per gram, a difference of $1.82/g. Prices verified as of 2026-06-27.
Does Kettl publish lab results?
No public testing statement or COA has been found for Kettl as of June 27, 2026.
Does Midori Spring publish lab results?
Midori Spring publishes some COA data but not at full ppb resolution with a named lab and date. Verified June 27, 2026.
Which is third-party tested: Kettl or Midori Spring?
Midori Spring is third-party tested. Kettl does not have a confirmed third-party testing status as of the last verification date.
Is Kettl or Midori Spring organic?
Midori Spring holds ORGANIC certification. Kettl does not have a publicly confirmed organic certification as of the last verification date.
Related comparisons
All data in this comparison is sourced from publicly available COAs, brand websites, and independent test results. Every safety data point carries its source and last-verified date. Steady Matcha does not conduct or claim ownership of third-party test results for other brands. Brand information changes: verify current status before purchasing.