Caraway 10-Cup Coffee Maker (Clean Brew System) vs Ratio Eight Series 2 (glass carafe)
Ratio Eight Series 2 (glass carafe)
The short answer
Ratio Eight Series 2 (glass carafe) comes out ahead overall with 7.0/10 against 6.8/10 for the Caraway 10-Cup Coffee Maker (Clean Brew System). Caraway 10-Cup Coffee Maker (Clean Brew System) is stronger on plastic-free brew path and ease of use & cleaning. Ratio Eight Series 2 (glass carafe) is stronger on coffee quality, health & materials transparency and durability & repairability.
- Choose the Caraway 10-Cup Coffee Maker (Clean Brew System) if: Buyers who need a 10-cup plastic-free automatic, are comfortable with an unverified new product, and can pre-order direct and wait about three months (Batch 4 is estimated to ship January 26).
- Choose the Ratio Eight Series 2 (glass carafe) if: Design-focused buyers who will pay $699 for pour-over-style automatic brewing through glass water lines, and can accept a Tritan cold-water tank.
Scores by criterion
| Criterion | Caraway 10-Cup Coffee Maker (Clean Brew System) | Ratio Eight Series 2 (glass carafe) |
|---|---|---|
| Plastic-Free Brew Path | 9.0Manufacturer-claimed glass and stainless path with a stainless filter. Not independently verified. | 8.5Glass and stainless hot path. Plastic is limited to the Tritan cold tank. |
| Coffee Quality | 6.5Claims 195-205°F. No independent lab or taste data yet. | 7.0Unverified estimate: pour-over-style design, but no certification or lab test for the Series 2. |
| Health & Materials Transparency | 7.0AB1200 compliance and a third-party test page. The PFAS claim appears only in a review Caraway requested. | 7.5Names the polymer (Tritan TX2001) and the silicone grade. No PFAS statement. |
| Ease of Use & Cleaning | 6.5One dial. No delay timer, and the basket and filter need washing after every brew. | 6.0One button. The carafe and dripper aren't dishwasher-safe. |
| Durability & Repairability | 5.52-year warranty and no track record. | 7.55-year warranty and a parts shop, but the hand-blown glass is fragile. |
| Value | 4.5About $496 with a roughly 3-month ship wait. | 4.5$699, the most expensive pick. |
Specifications
| Spec | Caraway 10-Cup Coffee Maker (Clean Brew System) | Ratio Eight Series 2 (glass carafe) |
|---|---|---|
| Brewer Type | Automatic drip | Automatic drip (pour-over style) |
| Brew Capacity | — | 40 oz |
| Water Reservoir Material | Glass | Eastman Tritan TX2001 copolymer (cold water only) |
| Brew Basket / Filter Holder Material | Stainless steel basket with reusable stainless filter | Double-wall stainless steel |
| Carafe Material | Glass (stainless lid with silicone edge) | Hand-blown borosilicate glass |
| Plastic-Free Hot Brew Path (as shipped) | Yes | Yes |
| Programmable Timer | No | No |
| Brew Temperature | 195-205°F | — |
| Power | — | 1,400 W |
| Warranty | 2 years | 5 years |
Caraway 10-Cup Coffee Maker (Clean Brew System)
Pros
- 10-cup capacity
- Glass reservoir and carafe, stainless path and filter
- Reusable stainless filter means no paper
- Strong placement in plastic-free roundups
Cons
- About three months to ship
- 2-year warranty
- No delay timer; basket and filter need washing after every brew
- Not on Amazon, and no SCA certification
On paper it fits this guide's focus as well as any machine. Because it is new, direct-only and unproven in independent tests, it ranks below the options you can buy and evaluate today.
Full Caraway 10-Cup Coffee Maker (Clean Brew System) review →Ratio Eight Series 2 (glass carafe)
Pros
- Glass water lines and stainless basket
- Borosilicate glass carafe
- Named polymer disclosed for the tank
- 5-year warranty
Cons
- Premium price
- Tritan cold-water tank and polymer base
- Glass lines are fragile
- Carafe and dripper are not dishwasher-safe
A handsome machine that keeps hot water and coffee off plastic. It costs far more than the SimplyGoodCoffee Brewer, and its tank is plastic, so choose it for the design more than the materials.
Full Ratio Eight Series 2 (glass carafe) review →Both products are part of our guide The Best Plastic-Free / Non-Toxic Drip Coffee Makers of 2026, where you can see every pick, how we score and current prices from each retailer.