Chamberlain Coffee vs Kettl Matcha: 2026 Comparison
This 2026 comparison covers Chamberlain Coffee and Kettl across price, testing transparency, heavy metal disclosure, and organic certification. On price, Chamberlain Coffee is $1.82/g less expensive per gram ($0.93/g vs $2.75/g).
Verdict by Axis
No single overall winner is declared. The better choice depends on which axis matters most to you.
Price per gram
Chamberlain Coffee
Chamberlain Coffee is $1.82/g cheaper ($0.93/g vs $2.75/g).
Testing transparency
Kettl
Kettl is Tier 4 vs Unrated for Chamberlain Coffee. Lower tier number means more disclosure.
Published lead level
Tie / indeterminate
Neither brand has published a numeric lead value. Cannot compare.
Origin
Tie / indeterminate
One or both brands have not publicly disclosed their leaf origin region.
Organic certification
Chamberlain Coffee
Chamberlain Coffee holds ORGANIC certification. Kettl does not have a publicly confirmed organic certification.
Side-by-Side Spec Table
| Field | Chamberlain Coffee | Kettl |
|---|---|---|
| Origin | Not disclosed | Uji, Yame, Shizuoka, Shiga, Japan |
| Grade | Premium | Ceremonial |
| Price per gram | $0.93/gBetter | $2.75/g |
| Transparency tier | -- | Tier 4 |
| Publishes numeric COA | No | No |
| Third-party tested | No | No |
| Organic certification | ORGANIC | Unspecified |
| Lead (published) | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| 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 | No |
| 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
Neither Chamberlain Coffee nor Kettl has published numeric heavy metal values as of the last verification dates (June 27, 2026 and June 27, 2026 respectively). Without published ppb values, independent verification is not possible.
| Metal | Chamberlain Coffee | Kettl |
|---|---|---|
| Lead | Not publicly published (checked June 27, 2026) | Not publicly published (checked June 27, 2026) |
| 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: Chamberlain Coffee June 27, 2026, Kettl June 27, 2026.
Price Comparison
Chamberlain Coffee 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 Chamberlain Coffee as of the last verification date. No public testing statement has been found for Kettl as of the last verification date.
Origin and Sourcing
Kettl sources from Uji, Yame, Shizuoka, Shiga, Japan. Chamberlain Coffee has not publicly disclosed a specific leaf origin region. Origin cannot be fully compared.
Which Should You Buy?
If testing transparency is your priority: Kettl (Tier 4) discloses more than Chamberlain Coffee (Unrated). If price per gram is your priority: Chamberlain Coffee is the more affordable option at $0.93/g. If organic certification matters to you: Chamberlain Coffee holds ORGANIC certification. Kettl does not have a publicly confirmed organic certification.
Frequently Asked Questions
Is Chamberlain Coffee or Kettl cheaper?
Chamberlain Coffee 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 Chamberlain Coffee publish lab results?
No public testing statement or COA has been found for Chamberlain Coffee as of June 27, 2026.
Does Kettl publish lab results?
No public testing statement or COA has been found for Kettl as of June 27, 2026.
Is Chamberlain Coffee or Kettl organic?
Chamberlain Coffee 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.