Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) vs Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series)
Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless)
Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series)
The short answer
Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) and Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) finish almost level in our scoring (6.7 vs 6.6 out of 10), so the right pick depends on what you value most. Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) is stronger on health & materials, ease of use & cleaning and durability & support. Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) is stronger on value. At current verified prices, the Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) costs about $14.00 less.
- Choose the Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) if: Households with kids, or anyone who wants a stainless-interior boil-only kettle whose outside stays safe to touch.
- 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.
Scores by criterion
| Criterion | Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) | Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) |
|---|---|---|
| Plastic-Free Water Path | 7.2Maker and listing state a 304 plastic-free interior; seals and shell undisclosed. | 7.0Glass and steel, but a reviewer reports a plastic lid rim. |
| Health & Materials | 7.0Boil-dry protection; Prop 65 warning with no part named. | 6.5Prop 65 lead warning with no part named; glass can break. |
| Heating Performance | 7.01500W, 1.5L; double wall helps retention but untested. | 6.81500W; glass loses heat faster (Reviewed). |
| Temperature Control & Features | 3.0Boil only. | 3.0Boil only. |
| Ease of Use & Cleaning | 7.5Cool-touch exterior. | 7.0Water is visible; scale shows. |
| Durability & Support | 6.82-year warranty; no independent durability data. | 6.0Breakage risk; 2-year warranty. |
| Value | 8.5About $40 for a steel interior with a cool-touch body. | 9.3Cheapest credible option. |
Specifications
| Spec | Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) | Cosori Electric Glass Kettle 1.7L (Blue LED; GK172/GK173 series) |
|---|---|---|
| Capacity | 1.5 L | 1.7 L |
| Power | 1,500 W | 1,500 W |
| Water-contact material | 304 stainless steel interior | Borosilicate glass body; stainless steel inner lid and filter |
| Plastic touches water (per maker) | No | No |
| Silicone/polymer exposed to water or steam | None stated by maker | Lid has a plastic rim (per reviewer); main contact surfaces glass/steel |
| Prop 65 lead warning on maker page | Yes | Yes |
| Variable temperature | No | No |
| Temperature presets | 0 presets | 0 presets |
| Double-wall body | Yes | No |
| Gooseneck spout | No | No |
| Warranty | 2 years | 2 years |
Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless)
Pros
- 304 stainless interior
- Cool-touch double-wall exterior
- Auto shut-off and boil-dry protection
- Budget price, sold by Amazon
Cons
- No temperature control
- Outer shell and lid seal materials not specified
- Prop 65 lead warning that does not name the part
- No keep-warm
A good low-cost choice for a family that wants a steel interior and a safer exterior. Pay more only if you need temperature settings.
Full Cosori CDK-SE151-SUS (1.5L Double-Wall Stainless) review →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 →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.