K-3940
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One-piece configuration provides a uniform look and simplifies installation
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Elongated bowl offers comfort and convenience, extending out an extra 1-1/2" compared to a round configuration
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Covered under Kohler's 1 year limited warranty
Verdict
The K-3940 is a solid one-piece toilet that combines classic design elements with practical functionality. Its elongated bowl and comfort height enhance user convenience, while the skirted trapway and angular lines provide a sleek, streamlined look reminiscent of 1930s style. Constructed from durable vitreous china and featuring a powerful gravity flush with AquaPiston technology, it meets ADA and WaterSense standards, supporting accessibility and water efficiency. However, its flushing performance may not be as robust as some competitors, and it lacks advanced features like dual flush or bidet compatibility. Overall, it’s a reliable option for those seeking a straightforward, easy-to-maintain toilet with a timeless aesthetic.
Features
These are all K-3940 features and their negative/positive mentions in the owners reviews
Technical Specifications
Technical information of the K-3940 toilet
Basic Information
Type
One Piece
SKU(s)
K-3940
Brand
Kohler Toilets
Variant
White, Left
Model
K-3940
Product Website
Installation & Setup
Installation Notes
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Electrical & Power
Max Power
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Power Rating
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Power Consumption
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Power Cord Length
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Dimensions & Weights
Seat Dimensions
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Shipping Dimensions
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Weight Specifications
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Shipping Weight
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Weight Capacity
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Water & Plumbing
Water Supply Pressure
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Easy Water Strainer Access
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Universal Toilet Compatability
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Features & Options
Air Dryer
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Seat Shape
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Bidet Towels
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Automatic Lid and Seat
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Adjustable Water Pressure
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Customizable Nozzle Positions
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Documentation
Warranty
1 year
Spec Sheet URL
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Install and Maintain Manuals
PDFs and guides to install and maintain your K-3940.
Buy and Price
K-3940 price history and current available prices. Choose the price and click to buy
| Colour | Shape | build.com | homedepot.com | wayfair.com |
|---|---|---|---|---|
| Almond | Left | $1167.40 | - | - |
| Biscuit | Left | $1619.80 | - | - |
| Black Black | Left | $1862.90 | - | - |
| Cashmere | Left | $1405.70 | - | - |
| Dune | Left | $1492.45 | - | - |
| Ice Grey | Left | $1492.45 | - | - |
| Innocent Blush | Left | $1351.10 | - | - |
| Mexican Sand | Left | $1154.40 | - | - |
| Sandbar | Left | $1405.70 | - | - |
| Thunder Grey | Left | $1716.45 | - | - |
| White | Left | $1245.95 | $1238.00 | $1384.11 |
| Almond | Right | $1154.40 | - | - |
| Biscuit | Right | $1492.45 | - | - |
| White | Right | $1245.95 | - | - |
Price History
Product Comparison
Compare K-3940 toilet with other models
K-3940
from $1,238.00
Compact Cadet® 3 One-Piece 1.28 gpf/4.8 Lpf Chair Height Elongated Toilet With Seat
from $387.40
WOODBRIDGE T-0042 One Piece 1.1GPF/1.6 GPF Dual Flush Elongated Toilet with Non-Electric Toilet Seat in White
from $419.00
WOODBRIDGEE One Piece Toilet with Soft Closing Seat, Chair Height, 1.28 GPF Dual, Water Sensed, 1000 Gram MaP Flushing Score Toilet, B0942, Biscuit
from $469.00
How We Test
Trust Built on Data and Diligence
Trust Built on Data and Diligence
At EveryToilet, we invest significant time and resources in ingesting, organizing, and enhancing product specs and review data to ensure accuracy. Discover our approach.
Summary
Overall summary of the K-3940 toilet
Verdict
The K-3940 is a solid one-piece toilet that combines classic design elements with practical functionality. Its elongated bowl and comfort height enhance user convenience, while the skirted trapway and angular lines provide a sleek, streamlined look reminiscent of 1930s style. Constructed from durable vitreous china and featuring a powerful gravity flush with AquaPiston technology, it meets ADA and WaterSense standards, supporting accessibility and water efficiency. However, its flushing performance may not be as robust as some competitors, and it lacks advanced features like dual flush or bidet compatibility. Overall, it’s a reliable option for those seeking a straightforward, easy-to-maintain toilet with a timeless aesthetic.
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