Kettl vs Tea Zone
Kettl sources from Uji, Yame, Shizuoka, Shiga, Japan while Tea Zone sources from Tencha, giving each brand a distinct terroir and flavor profile. On price, Tea Zone is $2.72/g less expensive per gram ($2.75/g vs $0.03/g).
At a Glance
Kettl
- Origin
- Uji, Yame, Shizuoka, Shiga, Japan
- Grade
- Ceremonial
- Price per gram
- $2.75/g
- Organic
- Not specified
- Testing
- No public testing information found
- Last verified
- June 27, 2026
Tea Zone
- Origin
- Tencha
- Grade
- Not specified
- Price per gram
- $0.03/g
- Organic
- Not certified
- Testing
- No public testing information found
- Last verified
- June 27, 2026
Key Differences
Price per gram
Better valueKettl
$2.75/g
Tea Zone
$0.03/g
Tea Zone is $2.72/g less per gram (99% difference).
Origin
DifferentKettl
Uji, Yame, Shizuoka, Shiga, Japan
Tea Zone
Tencha
Kettl sources from Uji, Yame, Shizuoka, Shiga, Japan. Tea Zone sources from Tencha. Different growing regions produce distinct flavor profiles.
Testing transparency
More transparentKettl
No public testing information found
Tea Zone
No public testing information found
Kettl discloses more testing information. Lower transparency tier means more public disclosure.
Which Should You Choose?
Choose Kettl if:
- Testing transparency is important to you
Choose Tea Zone if:
- You want the lower price per gram
Heavy Metal Testing
Kettl
No published numeric heavy metal results found.
Last checked June 27, 2026.
Tea Zone
No published numeric heavy metal results found.
Last checked June 27, 2026.
Source: brand-published COAs and independent test results. Values are from specific batches and dates. The absence of published data does not indicate safety or danger. Last verified: Kettl June 27, 2026, Tea Zone June 27, 2026.
Full Comparison
| Attribute | Kettl | Tea Zone |
|---|---|---|
| Origin and Production | ||
Origin | Uji, Yame, Shizuoka, Shiga, Japan | Tencha |
Grade | Ceremonial | -- |
Country | Japan | Tencha |
Region | Uji, Yame, Shizuoka, Shiga | -- |
| Price and Value | ||
Price per gram? | $2.75/g | $0.03/g |
Price as of | 2026-06-27 | 2026-06-27 |
| Testing and Transparency | ||
Testing transparency | -- | -- |
Publishes numeric lab results | -- | -- |
Third-party testing disclosed | -- | -- |
Pesticide testing | -- | -- |
Published lead test result | No published results found (checked June 27, 2026) | No published results found (checked June 27, 2026) |
Published cadmium test result | No published results found (checked June 27, 2026) | No published results found (checked June 27, 2026) |
Published arsenic test result | No published results found (checked June 27, 2026) | No published results found (checked June 27, 2026) |
Published mercury test result | No published results found (checked June 27, 2026) | No published results found (checked June 27, 2026) |
Last verified | June 27, 2026 | June 27, 2026 |
1 field with no available data are hidden.
Frequently Asked Questions
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.