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Coway Bidetmega

Obsessively designed. Meticulously tested. All to provide a comfortable, customizable and hygienic cleaning experience.

Coway Bidetmega 400

Enhanced i-wave cleaning technology. All-new, wireless remote with Braille and child mode. Improved self-cleaning modes. It’s everything people love about the Coway Bidetmega 200, only better.

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User-Friendly Modes

Pre-set modes make it easier to get an optimal clean.

Front Mode (Feminine)
Front Mode (Feminine)

Custom Basic, Active, and Care modes for optimal female hygiene

Basic Mode
Basic Mode

Standard, four-stage wash for general cleaning

Active Move Mode
Active Move Mode

Nozzle moves back and forth for more thorough cleaning

Soothing Wash Mode
Soothing Wash Mode

Extended air rhythm for a more delicate clean

Child mode
Child mode

Designed exclusively for the most sensitive skin

Braille
Braille

Easy to understand controls for the visually impaired

Triple Cleaning

Coway Bidetmega 400’s three-stage cleaning care system (water path + nozzle + toilet) keeps the inside and outside of the bidet hygienic. Giving you better health and peace of mind.

Night Light

Find the toilet without worry with this
always-on feature.

All-New Wireless Remote

Improved, high-quality transmitter makes using your bidet more convenient and more sanitary.

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Coway Bidetmega 200

Innovative i-wave cleaning technology. Stainless steel nozzles. Designed for everyone, with Braille and child mode. Discover a better way to bidet.

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User-Friendly Modes

Simple, one-touch modes to make staying clean easier than ever.

Front Mode (Feminine)

Front Mode (Feminine)

Customize cleansing for optimal feminine hygiene

Child mode

Child mode

Designed exclusively for the most sensitive skin

Braile

Braile

Easy to understand controls for the visually impaired

Basic Mode

Basic Mode

Standard, four-stage wash for general cleaning

Dual Cleaning

Coway Bidetmega 200’s “Clean Bidet” button releases electrolyzed water to cleanse the stainless steel nozzles and water path.

Eco Mode

Eco Mode

The built-in ECO system switches the bidet toilet to the standby mode when not in use to save the electric power and lower the electric consumption.

Sitting Sensor Lock Mode

Sitting Sensor Lock Mode

Sitting sensor detects the body and only operates cleaning and drying functions when needed.

Separate Ducts

Separate Ducts

Coway Bidetmega separates the water and drying ducts for additional hygiene.

Bidetmega 150

More accessible, advanced bidet with i-wave cleaning technology, customizable water pressure and temperature, and Braille controls.

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User-Friendly Modes

Simple, one-touch modes to make staying clean easier than ever.

Active Move Mode

Active Move Mode

Nozzle moves back and forth for more thorough cleaning

Eco Mode

Eco Mode

The built-in ECO system switches the bidet toilet to the standby mode

when not in use to save the electric power and lower the electric consumption.

Front Mode (Feminine)

Front Mode (Feminine)

Customize cleansing for optimal feminine hygiene

Child mode

Child mode

Designed exclusively for the most sensitive skin

Dual Cleaning

Coway Bidetmega 150’s “Clean Bidet” button releases electrolyzed water to cleanse the stainless steel nozzles and water path.

Comparison Chart

bidetmega 400 bidetmega 400 bidetmega 200 bidetmega 200 bidetmega 150 bidetmega 150
Coway Bidetmega 400 Coway Bidetmega 200 Coway Bidetmega 150
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Nozzle Stainless Steel (Twin) Stainless Steel (Twin) Stainless Steel (Single)
Self-Cleaning Nozzle Yes Yes Yes
Water Path Cleaning Yes

Yes Yes
Electrolyzed Water Clean Yes Yes No
Clean Toilet Bowl
(Clean Bidet Button)
Yes No No
Adjustable Water Temperature Yes (4 Preset Stages) Yes (4 Preset Stages) Yes (4 Preset Stages)
Adjustable Water Pressure Yes (4 Preset Stages) Yes (3 Preset Stages) Yes (3 Preset Stages)
Adjustable Heated Set Yes (3 Preset Stages) Yes (4 Preset Stages) Yes (4 Preset Stages)
Adjustable Nozzle Position Yes (5 Preset Stages) Yes (5 Preset Stages) Yes (5 Preset Stages)
Adjustable Air Dryer Yes (4 Preset Stages) Yes (4 Preset Stages) Yes (4 Preset Stages)
Control System Wireless Remote Control (Braille) Attached to Seat (Braille) Attached to Seat (Braille)
Night Light Yes No Yes
Child mode Yes Yes Yes
Dry Yes Yes Yes
Waterproof Bidet IPX5 (Remote IPX7) IPX5 IPX5
Rated Voltage 120V ~ 60Hz 120V ~ 60Hz 120V ~ 60Hz
Power Cord 47.24 inch 47.24 inch 47.24 inch
Dimension (H × W × D) Elongate: 5.9 × 20 × 21.1 inch
Round: 5.31 × 16.59 × 19.94 inch
Elongate: 5.9 × 20 × 21.1 inch
Round: 5.9 × 20 × 19.8 inch
Elongate: 5.9 × 20 × 21.1 inch
Round: 5.9 × 20 × 19.8 inch
Weight E: 13 lbs
R: 12.57 lbs
E: 14.33 lbs
R: 13.89 lbs
E: 14.33 lbs
R: 13.90 lbs

Find The Perfect Fit

Coway Bidetmega toilet seats are designed to work with virtually every major toilet brand and come in two types of toilet sizes (Elongated & Round). Learn how to measure to see which one is right for yours.

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Disclaimers

1 Airmega air purifiers have been proven to trap dust, pollen, dander in the air based on KCL(Korea Conformity Laboratories) testing. They have been tested according to the Korea Air Cleaning Association standard (SPS-KACA 002-132:2022 Modified) to measure the 0.01㎛ size of particle removal rate. It was tested on maximum airflow speed in normal room temperature and humidity conditions. The performance may vary in the actual living environment of customers. Tested with Airmega Aim, 50, 100, 150, Tower AP-1216L, Mighty AP-1512HH, MightyS AP-1512HHS, 200M, Icon, 230, 240, 250, 250S, 300, 300S, 350, 400, 400S, 450, ProX

2Our HEPA filter complies with IEST-RP-CC007 standards at speed level 1 as tested by SGS (Société Générale de Surveillance). SGS's test report only reflects SGS's evaluation of the sample and does not reflect the evaluation of the batch of goods from which the sample was taken. Tested with Airmega 100, 150, 160, Mighty AP-1512HH, MightyS AP-1512HHS, 200M, 230, 240, 250, 250S, 250 Art, 300, 300S, 350, 400, 400S, 450, ProX

3 Tested by KCL(Korea Conformity Laboratories) according to JEM 1467: 2015 condition, the concentration of acetic acid was proven to be reduced up to 99.5% in 60 minutes. Results may vary depending on actual environment. Tested with Airmega 150, Mighty AP-1512HH, 200M

4 Tested by KCL(Korea Conformity Laboratories) according to SPS-KACA002-132:2022, showed result of over 99.5% removal rate of common household gases including Ammonia, Acetaldehyde, Acetic acid, Formaldehyde, Toluene, Benzene, Nitrogen dioxide (NO₂), and Sulfur dioxide (SO₂) within 30 minutes. Results may vary in different environments and not all odors or gas particles may be removed. Tested with Airmega MightyS AP-1512HHS, 250S, 300S, 400S, 350, 450

5 Test conducted using Coway Allergen filter media (5×5 cm) placed in a polyethylene bag. The allergen solution and sample were immersed in 2 mL of phosphate buffer (100 ng/mL) prior to the reaction and heat-sealed to specimen size. The reaction was maintained at 4°C for 24 hours. Nichinichi Pharmaceutical Co., Ltd. conducted the test using ELISA to measure allergen concentration. Results may vary in actual product usage environments. Tested with Airmega Mighty AP-1512HH, 200M

6 Removal rates of Ammonia (NH₃) and Hydrogen Sulfide (H₂S) were tested in a 1 m³ chamber under EL608:2023 conditions for 30 minutes. Gas Detector Tubes were used for measurement, and testing was conducted by KCL (Korea Conformity Laboratories). Results may vary in actual product usage environments. Tested with Airmega Mighty AP-1512HH, 200M

7 Reduction rates of Naphthalene, Sulfur Dioxide, and Nitrogen Dioxide were tested using the Airmega Mighty AP-1512HH in 1㎥ chamber, following JEM-1467:2015 standards. Tests were conducted by Intertek. Actual performance may vary depending on the living environment. Tested with Airmega Mighty AP-1512HH, 200M

9 Tested by KCL(Korea Conformity Laboratories) according to SPS-KACA002-132:2022. The test was conducted with Methyl mercaptan, Isovaleraldehyde, Isovaleric acid in a 1.0±0.1 m³ chamber with a test time of 60 minutes at (24±4)°C and (46±10)% Relative Humidity. A removal ratio of over 99.5% was achieved. Results may vary depending on the actual usage environment. Tested with Airmega 350, 450

10 Tested by the Guangzhou Institute of Microbiology, exposed the filter media to protein solutions for 24 hours under ISO 4333-2022 standard. The results showed strong reduction performance: >99.79% for pollen, >99.60% for dog allergen, >99.90% for cat allergen, and >99.80% for dust mites matter allergen. Actual results may vary depending on room size, airflow, and pollutant levels. Tested with Airmega 350, 450

11 Tested by KCL(Korea Conformity Laboratories) according to SPS-KACA002-132:2022. The test was conducted in a 1.0±0.1 m³ chamber for 60 minutes at (24±4)°C and (46±10)% Relative Humidity. A removal ratio of >99.5% was achieved for Formaldehyde and Toluene in 60 minutes. Results may vary depending on the actual usage environment. Tested with Airmega 350, 450

12 Tested by Intertek. The evaluation was conducted against designated test materials: Sulfur dioxide, Nitrogen dioxide, and Naphthalene. The test was performed in a sealed 1.0×1.0×1.0 m (1.0 m³) odor chamber at a test room temperature of (23±2)°C (measured between 23.6∼23.9°C) and a test room humidity of (45±5)% R.H. (measured between 40∼48)% Relative Humidity. It met the odor removal rate of ≥99.9% for Sulfur dioxide, Nitrogen dioxide, and Naphthalene. Results may vary depending on the actual usage environment. Tested with Airmega 350, 450