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Cosori Glass Electric Kettle GK172-CO vs Chefman Electric Kettle 5 Presets Side-by-Side Comparison

Our review shows which glass electric kettle is better. The simple Cosori Glass Electric Kettle GK172-CO or the Chefman Electric Kettle 5 Presets?

By , , and ·Published

Cosori Glass Electric Kettle GK172-CO

Chefman Electric Kettle 5 Presets

Cosori Glass Electric Kettle GK172-CO vs Chefman Electric Kettle 5 Presets

Overall Verdict

Ranking by
OverallScore Performance40% Design25% Usability35% ScoreOverall 40%Performance 25%Design 35%Usability Cosori Glass Electr...Chefman Electric Ke...7.47.37.67.37.06.77.76.8
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Pros & Cons

  • Glass spout
  • Stainless steel under lid
  • Large opening
  • Quiet when boiling
  • Easy to use
  • Light weight
  • 5 different presets
  • Removable tea infuser
  • Low price
  • Quiet when boiling
  • Removable mesh filter
  • High energy consumption
  • Cord doesn’t fit storage
  • Slow boiling time
  • Small opening
  • Awkward handle

Key Specs

Dimensions
L9.13 x W6.22 x H10.25
L8.66 x W6.50 x H8.98 inches
Weight
2.4 lbs (1.1 kg)
2.4 lbs (1.1 kg)
Material
Glass and BPA-free plastic
Glass and BPA-free plastic
Capacity
57.5 fl oz (1.7 L)
60.9 fl oz (1.8 L)
Power
1500 W
1100 W
Cord Placement
Base (cordless carafe)
Base (cordless carafe)

Where to Buy

Price at publication
$28.65
$34.34

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Analysis and Test Results

Performance

Overall Performance Scoring
7.3
6.7

Boiling Time

8.0
5.6
1.5 liter of water boiling inside the Cosori Glass Electric Kettle (GK172-CO). The digital timer displays 7 minutes and 1 seconds.
1.5 liter of water boiling inside the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL). The digital timer displays 9 minutes and 23 seconds.
Room Temperature
80°F
80°F
Water Volume
1.5 liters
50.72 fl. oz. (1.5 liters)
Boiling Time
7m 1s
9m 23s

Energy Consumption

5.8
7.0
The power meter reads the energy consumption of the Cosori Glass Electric Kettle (GK172-CO) to be 161 Wh.
The power meter reads the energy consumption of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) (14745) to be 155 Wh.
Voltage
114 V
115 V
Current
12.12 A
8.625 A
Power
1370 W
993 W
Energy Consumption
161 Wh
155 Wh

Noise Level

9.0
9.1
The Cosori Glass Electric Kettle (GK172-CO) is boiling 1.5 liters of water. The noise meter displays the maximum sound pressure level to be 70.4 dB. The power meter reads 114 V, 12.12 A, 1.37 kW, 0.63 Wh, 50 Hz, and 1.0 PF.
The Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) is boiling 1.5 liters of water. The noise meter displays the maximum sound pressure level to be 69 dB. The power meter reads 115  V, 8.625 A, 993 W, 0.82 Wh, 50 Hz, and 1.0 PF.
Noise Level
70.4 dB
69 dB

Keep Warm

6.5
7.0
On the right is a Thermo Pro two-probe digital thermometer displaying 200°F for both probes. In the middle is the Cosori Glass Electric Kettle (GK172-CO) Keep Warm with 1.5 liters of water and two probes inside. On the right is a digital timer displaying 5 minutes on the countdown.
On the right is a Thermo Pro two-probe digital thermometer displaying 202°F for both probes. In the middle is the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) with 1.5 liters of water and two probes inside. On the right is a digital timer displaying 5 minutes on the countdown.
After 5 Minutes
201°F / 94.5°C
202°F / 95°C

Design

Overall Design Scoring
7.6
7.7

In the Box

On the upper left is the box of the Cosori Glass Electric Kettle (GK172-CO). In the middle is the carafe. On the right are two documents. Below the carafe is the power base.
On the upper right is the Chefman Electric Kettle with Temperature Control (RJ11-17-CTI-RL). On the left is a cardboard box. Below the kettle, on the right is an instruction manual and on the left is the power base.

Dimensions

The Cosori Glass Electric Kettle (GK172-CO) is 9.13 inches in length, 6.22 inches in width, and 10.25 inches in height.
The Chefman Electric Kettle with Temperature Control (RJ11-17-CTI-RL) is 8.66 inches in length, 6.50 inches in width, and 8.98 inches in height.
Length
9.1" (23.2 cm)
8.7" (22.0 cm)
Width
6.2" (15.8 cm)
6.5" (16.5 cm)
Height
10.3" (26.0 cm)
9.0" (22.8 cm)
Weight
2.4 lbs (1.1 kg)
2.4 lbs (1.1 kg)

Carafe

7.0
8.0
The carafe of the Cosori Glass Electric Kettle (GK172-CO) sitting on top of its power base.
The carafe of the Cosori Glass Electric Kettle (GK172-CO) sitting on top of its power base.
The heating plate with a LED ring around it of the Cosori Glass Electric Kettle (GK172-CO).
The heating plate with a LED ring around it glowing blue of the Cosori Glass Electric Kettle (GK172-CO).
The glass V-shaped spout of the Cosori Glass Electric Kettle (GK172-CO).
The carafe of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The carafe of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The heating plate with a LED ring around it of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The opening diameter of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) is 3.23 inches.
The plastic black V-shaped spout of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The mesh filter attached to the plastic black V-shaped spout of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
Capacity
57.5 fl oz (1.7 L)
60.9 fl oz (1.8 L)
Weight
2.1 oz (59 g)
2.1 oz (59 g)
Materials
Borosilicate glass
Glass
Spout
V-shaped
V-shaped
Opening Diameter
4.3" (11.0 cm)
3.2" (8.2 cm)
LED Ring
Blue
Multi-colored
Filter
Removable mesh
Removable mesh filter
Water Level Markings
Yes
Yes
Tea Infuser
No
Detachable

Handle

7.0
5.0
A hand holding the Cosori Glass Electric Kettle (GK172-CO)  by its handle.
A hand holding the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) by its handle.
Materials
Cool-touch BPA-free plastic
BPA-free plastic
Type
Cool-touch, anti-slip
Cool-touch

Lid

8.0
7.0
The pop-up lid of the Cosori Glass Electric Kettle (GK172-CO) opens at an 80° angle and has a mesh filter attached to it.
The pop-up lid of the Cosori Glass Electric Kettle (GK172-CO) opens at an 80° angle and has a mesh filter attached to it.
The lid’s pop-up button of the Cosori Original Electric Glass Kettle (GK172-CO) is located on its handle.
The open button for the pop-up lid of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The open button for the pop-up lid of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The pop-up lid of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) opens at an 80° angle.
Materials
304 stainless steel
BPA-free plastic
Type
Hinged
Hinged
Open Mechanism
Push-button
Push-button pop-up

Base

9.0
9.0
The top of the power base of the Cosori Glass Electric Kettle (GK172-CO).
The top of the power base of the Cosori Glass Electric Kettle (GK172-CO).
The bottom of the power base of the Cosori Original Electric Glass Kettle (GK172-CO) has a cord storage and also three small anti-slip silicone pads.
The top of the power base of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The top of the power base of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL).
The bottom of the power base of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) has a cord storage and also three small anti-slip rubber pads.
Materials
BPA-free plastic
BPA-free plastic
Type
 Swivel 360°
Swivel 360°
Cord Storage
Yes
Yes

Power Cord

The two-pronged plug of the Cosori Glass Electric Kettle (GK172-CO).
The two-pronged plug of the Cosori Glass Electric Kettle (GK172-CO).
The power cord of the Cosori Glass Electric Kettle (GK172-CO) is 29.53 inches in length.
The two-pronged flat power cord of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) is 29.72 inches long (75.5 cm).
Type
two-pronged plug
two-pronged plug
Power
1500 W
1100 W
Rated Output
120 V ~ 60 Hz
120 V ~ 60 Hz
Cord Placement
Base
Base
Cord Length
29.5" (75.0 cm)
2.5 ft (0.8 m)

Usability

Overall Usability Scoring
7.3
6.8

User Control

7.0
7.0
The clear plastic power switch of the Cosori Glass Electric Kettle (GK172-CO).
The control panel on the handle of the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) has two buttons. On the left is the on/off switch and on the right is the button to toggle between 5 preset temperatures: 175°F,185°F,195°F,200°F, and 212°F.
Control
One touch
One touch
Indicator Light
Blue LED
Red LED
Display
No
No
Temperature Control
No
No
Presets
5
5
Keep Warm
30 minutes
No
Automatic Shut-Off
Yes
Yes
Boil-Dry Protection
Yes
Yes

Ease of Use

8.0
7.0
A person in a grey shirt pouring water from the Cosori Glass Electric Kettle (GK172-CO) into a glass.
A hand pouring tea from the Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) into a glass.

Cleaning

6.0
6.0
A person in a black shirt holding the Cosori Glass Electric Kettle (GK172-CO) by its handle on one hand and the other hand wiping the carafe interior with a piece of tissue.
The opened Chefman Electric Kettle with 5 Presets (RJ11-17-CTI-RL) with its removable mesh filter and tea infuser.
The Chefman RJ11-17-CTI-RL has a removable mesh filter and tea infuser.

Behind the Comparison

Headshot of Alan Nguyen
Alan NguyenReviewer

Alan Nguyen is a writer and product reviewer at HealthyKitchen101. His major in English language teaching taught him to present concise information. In addition to his cooking hobby, he values the practical aspects of household appliances.

Headshot of Lap Vo
Lap VoTest Lead

Lap is Head of the Research, Testing, and Review Team (RTR Team) at HealthyKitchen101.com, where he directs and supervises the testing of kitchen gadgets and appliances.

Headshot of Nguyen Ntk
Nguyen NtkVisual Specialist

Nguyen Ntk is a graphic designer, photographer, and videographer whose philosophy centers around respecting and celebrating the beauty of reality. Through his lenses, Nguyen strives to capture the true essence of objects and events, showcasing and highlighting authentic features without distortion or exaggeration.

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