KitchenSaver

Review

Cosori Electric Kettle Review: The Glass Kettle That Keeps Plastic Out of Your Water

After four weeks of morning coffee, afternoon tea, and instant oatmeal, we know exactly who should buy the Cosori glass kettle and who should look elsewhere.

By Nina Cho
Cosori Electric Kettle Review: The Glass Kettle That Keeps Plastic Out of Your Water

Pros and cons

Pros

  • No plastic contacts water—glass and stainless steel only
  • Boils 1.7L in about 4 minutes at 1500W
  • Wide-mouth lid opens fully for easy interior cleaning
  • Auto shut-off and boil-dry protection for safe operation
  • Blue LED ring indicates boiling status at a glance
  • Precision spout pours cleanly without dribbling

Cons

  • Tall design (10 inches) may not fit under low cabinets
  • No cord storage—cord dangles from base
  • Hard water deposits show visibly on the glass over time

Nothing kills a morning routine faster than waiting for water to boil on the stove. You want your coffee now, not in five minutes while the kettle whistles and sputters. The Cosori Electric Kettle promises to get out of your way—fast boiling, no plastic touching your water, and a wide mouth that actually lets you clean the thing. We put it through four weeks of daily use to see if it holds up.

Quick verdict

The Cosori glass kettle is the right pick if you want fast, clean boiling without plastic in your hot water. The 1500W element boils a full 1.7L in about 4 minutes, and the wide-mouth design makes cleaning straightforward. Skip it if you need precise temperature control or want something that fits under low cabinets—this 10-inch tall kettle needs clearance.

Who is this for?

Home cooks who drink a lot of tea, pour-over coffee, or instant soup will get the most out of this kettle. It's built for people who got tired of stovetop kettles taking forever and plastic electric kettles leaving that weird taste. If you have a small kitchen with overhead cabinets, measure first—there's no retractable cord, so you're storing it with the cord dangling. Families who go through a lot of hot water quickly will appreciate the 1.7L capacity, but solo users might find it overkill.

Key features

No plastic in contact with water

Cosori uses borosilicate glass for the body and stainless steel for the internal components. Water touches only glass and steel—no plastic spouts, no plastic internal channels. For people sensitive to tastes or concerned about microplastics, this matters. The trade-off is that mineral deposits from hard water show up clearly on the glass, so you'll want to wipe it down periodically.

Fast boiling performance

At 1500W, the element brings a full kettle to a rolling boil in roughly 4 minutes. A single cup (about 240ml) boils in under 2 minutes. That's faster than most stovetop kettles and competitive with other 1500W electric models. The blue LED ring lights up while boiling, which is handy for checking status across the kitchen without opening the lid.

Dual-angle lid design

The lid opens two ways: a one-touch button that cracks it to a splash-reducing angle for pouring, or fully open for filling and cleaning. The wide-angle opening genuinely helps—most kettles have tiny mouths that make scrubbing the bottom impossible without specialized brushes. Here, you can reach most surfaces with a standard sponge.

Safety features

Auto shut-off triggers within 30 seconds of the water reaching a boil. The boil-dry protection shuts the element off if you accidentally turn it on empty. Both work reliably. The handle stays cool to the touch during normal use, and the precision spout pours without the dribbling that plagues cheaper kettles.

Pouring precision

The curved spout delivers a controlled stream. We tested it over a pour-over coffee dripper and a standard 8-inch mug—no splashing, no drips down the side of the kettle. It's not as surgical as a gooseneck kettle, but for the price and speed, the pour is more than adequate.

Real-world performance

Over four weeks, this kettle sat on the counter next to our coffee setup. Morning routine: fill, hit the switch, walk away. Two minutes later, we're pouring for pour-over. The LED ring turns off when boiling finishes, so you get a visual cue even if you're not standing there. For tea drinkers, we steeped black tea and green tea without any plastic taste bleeding through—the glass construction genuinely makes a difference in flavor clarity. Cleaning was the pleasant surprise: the wide mouth meant we could wipe the interior glass with a soft sponge after noticing slight hard water buildup around the waterline. It took 30 seconds. Try that with most kettles.

The cord is about 30 inches long with no storage wrap on the base. If your outlet is visible or you're okay with the cord sitting on the counter, fine. If you want a tidy setup, this is a minor annoyance. The 1.7L capacity is generous—we filled it for four people making tea without refilling, but for a single cup of coffee, you're boiling more water than you need.

Pros and cons

See the structured pros and cons in the product card for the full breakdown, but here's the honest summary: the glass-and-steel construction is the main event, and it delivers. Fast boiling, easy cleaning, and no plastic taste. The trade-offs are minor—measure your cabinet clearance, accept the visible hard water spots, and deal with a cord that doesn't wrap.

Verdict & price check

If you've been avoiding electric kettles because of the plastic taste or cheap construction, this Cosori model fixes both problems. It's fast, safe, and easy to keep clean. Check the latest price for the Cosori Electric Kettle on Amazon.

Frequently asked questions

Does the Cosori electric kettle leave a plastic taste in the water?
No. The kettle uses borosilicate glass for the body and stainless steel for all internal components that contact water. There's no plastic in the water path. We tested with both tap water and filtered water and detected no off-flavors.
How loud is the Cosori kettle when boiling?
It's moderately loud during the heating phase—you'll hear the element working. Once the water approaches a boil, the sound peaks, then drops when auto shut-off triggers. It's quieter than a stovetop kettle whistling but louder than a quiet electric kettle designed for whisper operation.
Can I adjust the temperature on this kettle?
No. This model boils to 100°C (212°F) and shuts off. It doesn't have variable temperature settings for different tea types. If you need precise temperature control (say, for green tea at 80°C), look at variable-temperature kettles, though you'll pay more.
How do I clean the inside of the Cosori kettle?
Fill it halfway with equal parts water and white vinegar, boil, then let sit for 20 minutes. Rinse thoroughly with plain water. For quick maintenance, wipe the interior with a soft sponge after emptying—the wide-mouth lid makes this straightforward.
Is the Cosori kettle safe to leave on the counter continuously?
Yes, the auto shut-off and boil-dry protection make it safe to leave plugged in. Many users keep it on the counter and just hit the switch when needed. The base stays cool and the handle remains cool to the touch during operation.

Final verdict

Ready to add the Cosori Electric Kettle, No Plastic Contact With Water, Wide Mouth For Easy Cleaning, Auto Shut Off, 1.7L Tea Kettle & Hot Water Boiler, Water Heater & Teapot, Borosilicate Glass, Black, 1500W to your kitchen? Use the link below for the latest Amazon price.

Check Price on Amazon