LG WM3400CW 4.5 cu ft Front-Load Washer – vs WH22X38837 Washing Machine Inverter Board
Updated July 2026 — LG WM3400CW 4.5 cu ft Front-Load Washer – wins on capacity and noise, WH22X38837 Washing Machine Inverter Board wins on price.
The LG WM3400CW is a superior choice for those needing a washing machine, while the WH22X38837 is a specific replacement part. Choose based on your needs.
Why LG WM3400CW 4.5 cu ft Front-Load Washer – is better
Capacity
4.5 cu ft capacity for large loads
Technology
Advanced 6Motion Technology for better cleaning
Noise Reduction
LoDecibel Quiet Operation for minimal noise
Why WH22X38837 Washing Machine Inverter Board is better
Price
Lower cost at $145.99
OEM Part
Genuine OEM part for repairs
Compatibility
Replaces multiple inverter board models
Overall score
Specifications
| Spec | LG WM3400CW 4.5 cu ft Front-Load Washer – | WH22X38837 Washing Machine Inverter Board |
|---|---|---|
| Current Price | $729.00 | $145.99 |
| Sales Rank | 1297 | 3502 |
| Energy Star | Yes | No |
| Vibration Control | TrueBalance | N/A |
| Part Type | Washing Machine | Inverter Board |
Dimension comparison
Overview of the LG WM3400CW and WH22X38837
The LG WM3400CW is a highly efficient front-load washer, while the WH22X38837 is an inverter board designed for washing machines. The former is a complete appliance, whereas the latter is a component part. The LG washer is priced at $729.00, making it a significant investment for laundry needs, while the inverter board costs $145.99, catering to those looking for specific repairs or replacements.
Capacity and Functionality
The LG WM3400CW has a large capacity of 4.5 cu ft, allowing it to handle everyday laundry, bulky towels, and family-sized loads efficiently. This size means fewer cycles are needed, which can save time and energy. In contrast, the WH22X38837 is not a washing machine but a replacement part. Its functionality is limited to supporting washing machines by controlling motor functions and enhancing performance, underscoring its role in appliance maintenance rather than direct washing capabilities.
Noise Levels
The LG WM3400CW features LoDecibel Quiet Operation, which minimizes noise during wash and spin cycles. This makes it particularly suitable for homes or apartments where noise reduction is a priority. The design includes a TrueBalance Anti-Vibration System that further ensures smooth and quiet performance, even during high-speed spins. On the other hand, the WH22X38837 does not contribute to noise reduction, as it functions solely as an electronic component rather than an appliance.
Technology and Efficiency
The LG WM3400CW employs advanced 6Motion Technology, which uses up to six different wash motions. This innovative approach optimizes cleaning while being gentle on fabrics, enhancing overall wash performance. Additionally, it is ENERGY STAR certified, promoting efficient energy and water use. The WH22X38837 does not offer any technological innovations for washing but serves as a genuine OEM part that replaces several other inverter board models, ensuring compatibility and reliability in the repair process.
Price Comparison
At $729.00, the LG WM3400CW is a considerable investment in a washing machine, particularly when considering its features and performance. In contrast, the WH22X38837 is priced at $145.99, making it about 80% cheaper than the LG washer. However, it's essential to note that these products serve entirely different purposes – the cost reflects the difference between a complete washing machine and a replacement part for existing appliances.
Sales Ranking and Market Position
The LG WM3400CW has a sales rank of 1297, indicating strong market performance and customer interest. This rank reflects its popularity among consumers looking for reliable and efficient washing machines. Conversely, the WH22X38837 has a sales rank of 3502, which is still respectable but indicates it is less sought after compared to the LG model. The difference in sales rank highlights the LG washer's appeal as a primary appliance, while the inverter board caters to a niche market focused on repairs.
User Considerations
When considering the LG WM3400CW, potential buyers should appreciate its large capacity and advanced washing technology. It is ideal for families or individuals who frequently do laundry and need a dependable machine. In contrast, those looking at the WH22X38837 should be aware that it is not a standalone product but a part meant for specific repairs. This distinction is crucial for consumers to understand their needs correctly – whether they require a new washing machine or a replacement part for an existing appliance.
Which should you buy?
Choosing between the LG WM3400CW and the WH22X38837 depends on your specific needs. If you're in the market for a new washing machine with advanced features, the LG WM3400CW is a robust option at $729.00, offering a blend of efficiency and technology. However, if you are looking to repair an existing washing machine and need a reliable inverter board, the WH22X38837 serves that purpose well at a lower price of $145.99. Ultimately, the decision hinges on whether you need a new appliance or a replacement part.

