Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) vs Fellow Stagg EKG Pro (1222PRO-MB-US)
Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series)
The short answer
Fellow Stagg EKG Pro (1222PRO-MB-US) comes out ahead overall with 7.6/10 against 6.6/10 for the Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series). Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) is stronger on value. Fellow Stagg EKG Pro (1222PRO-MB-US) is stronger on plastic-free water path, health & materials, temperature control & features, ease of use & cleaning and durability & support. At current verified prices, the Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) costs about $153.96 less.
- Choose the Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) if: Anyone who wants the cheapest way to boil water in glass and steel and see what's inside.
- Choose the Fellow Stagg EKG Pro (1222PRO-MB-US) if: Coffee and tea drinkers who want 1° temperature control, a precise pour, and the best-documented stainless kettle with spare parts.
Scores by criterion
| Criterion | Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) | Fellow Stagg EKG Pro (1222PRO-MB-US) |
|---|---|---|
| Plastic-Free Water Path | 7.0Glass and steel, but a reviewer reports a plastic lid rim. | 7.6Steel body stated by the maker; polymer on the steam-exposed inner lid is disclosed; independent coverage. |
| Health & Materials | 6.5Prop 65 lead warning with no part named; glass can break. | 7.518/8 steel; plastic handle kept away from water. |
| Heating Performance | 6.81500W; glass loses heat faster (Reviewed). | 7.01200W and 0.9L; reliable in tests, though not the fastest. |
| Temperature Control & Features | 3.0Boil only. | 9.31° control, hold, timer and the best pour control. |
| Ease of Use & Cleaning | 7.0Water is visible; scale shows. | 7.5Excellent pour; the dial UI takes practice. |
| Durability & Support | 6.0Breakage risk; 2-year warranty. | 8.5Up to 3-year warranty, and spare parts are sold. |
| Value | 9.3Cheapest credible option. | 6.0About $180, premium. |
Specifications
| Spec | Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) | Fellow Stagg EKG Pro (1222PRO-MB-US) |
|---|---|---|
| Capacity | 1.7 L | 0.9 L |
| Power | 1,500 W | 1,200 W |
| Water-contact material | Borosilicate glass body; stainless steel inner lid and filter | 304 18/8 stainless steel body |
| Plastic touches water (per maker) | No | No |
| Silicone/polymer exposed to water or steam | Lid has a plastic rim (per reviewer); main contact surfaces glass/steel | Polymer on inner lid, steam-exposed (Mamavation); handle/lid pull BPA-free plastic or wood |
| Prop 65 lead warning on maker page | Yes | — |
| Variable temperature | No | Yes |
| Temperature presets | 0 presets | — |
| Keep-warm / hold | — | 60 min |
| Double-wall body | No | No |
| Gooseneck spout | No | Yes |
| Warranty | 2 years | 2 years |
Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series)
Pros
- Borosilicate glass body
- Stainless inner lid and filter
- Very low price
- Large 1.7L capacity
- Tom's Guide budget pick for avoiding plastic
Cons
- Plastic rim on the lid, per a reviewer
- Shows scale quickly
- Loses heat faster than steel and is more breakage-prone
- No temperature control or keep-warm
The best value in the guide and a fair compromise for casual use. Choose a steel model if lid purity matters more than price.
Full Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) review →Fellow Stagg EKG Pro (1222PRO-MB-US)
Pros
- 304 18/8 stainless steel body
- 1° control from 104 to 212°F
- Hold of up to 60 minutes and a brew timer
- Recommended by Food Network, Reviewed and Tom's Guide
- Replacement parts sold; warranty extends to three years with registration
Cons
- Small 0.9L capacity
- Premium price
- No audible alert at set temperature
- Steam-exposed polymer piece on the inner lid, per Mamavation
- Plastic power base
The Stagg EKG Pro is the best overall choice for coffee and tea drinkers who care about plastic. It is not perfectly plastic-free, but its steel body, strong independent track record and repair support make it the most dependable kettle here. Expect to pay a premium.
Full Fellow Stagg EKG Pro (1222PRO-MB-US) review →Both products are part of our guide The Best Plastic-Free Electric Kettles of 2026, where you can see every pick, how we score and current prices from each retailer.