LG 4.5 Cu. Ft. Ultra Large Capacity Front Load vs LG WM4000HBA 4.5 Cu. Ft. Smart Front-Load Washer,
Updated July 2026 — LG 4.5 Cu. Ft. Ultra Large Capacity Front Load leads on weight and depth.
The LG 4.5 Cu. Ft. Ultra Large Capacity Front Load Washer offers a lower price and classic design, while the WM4000HBA features modern aesthetics and enhanced smart features. Choose based on your preferences.
Why LG 4.5 Cu. Ft. Ultra Large Capacity Front Load is better
Price
The Ultra Large Capacity washer is $50 cheaper.
Popularity
Higher bestseller rank at 1397 compared to 1673.
ColdWash Tech
Includes ColdWash technology for energy savings.
Why LG WM4000HBA 4.5 Cu. Ft. Smart Front-Load Washer, is better
Design
Sleek black steel finish may appeal to modern aesthetics.
Smart Features
Proactive customer care enhances user experience.
AI Features
Includes AI Fabric Sensor for optimized wash settings.
Overall score
Specifications
| Spec | LG 4.5 Cu. Ft. Ultra Large Capacity Front Load | LG WM4000HBA 4.5 Cu. Ft. Smart Front-Load Washer, |
|---|---|---|
| Price | $849.00 | $899.00 |
| Sales Rank | 1397 | 1673 |
| Energy Star | Yes | Yes |
| TurboWash | Yes | Yes |
| Wi-Fi | Yes | Yes |
Dimension comparison
Design and Build Quality
Both the LG 4.5 Cu. Ft. Ultra Large Capacity Front Load Washer and the LG WM4000HBA feature durable designs, but their aesthetic finishes differ. The Ultra Large Capacity washer is available in a classic white finish, while the WM4000HBA is offered in a sleek black steel. While both models include a tempered glass door that adds elegance and visibility, the WM4000HBA's darker color may better match modern home décors. Weighing in at 187.4 lbs for the Ultra Large Capacity washer and slightly less for the WM4000HBA, both are heavy-duty appliances built to last.
Washing Technology
The washing technology is a standout feature in both models, equipped with TurboWash 360 Technology, which provides a powerful clean in under 30 minutes. This feature is particularly beneficial for busy households needing quick laundry solutions. The Ultra Large Capacity model also boasts ColdWash technology that saves energy while delivering effective cleaning performance. Both machines utilize AI Fabric Sensor technology to optimize wash settings, ensuring that clothes receive the appropriate treatment based on fabric type.
Capacity and Performance
Each washer holds an impressive capacity of 4.5 cu. ft., allowing for large loads. This capacity is ideal for families or individuals with substantial laundry needs. The performance of both models is enhanced by their advanced washing technologies, providing excellent cleaning efficiency. With the capability of washing up to 20 lbs of laundry, both models are designed to handle hefty loads, making them suitable for a variety of laundry tasks, from heavy towels to delicate fabrics.
Smart Features
Smart technology is a significant feature of both washers, integrating seamlessly with the LG ThinQ app. This allows users to remotely control and monitor their laundry, receiving proactive alerts about maintenance and performance. The Ultra Large Capacity washer is marketed with its AI-driven smart pairing feature, which automatically selects the optimal drying cycle. While both models offer high-tech conveniences, the WM4000HBA has a slight edge with its proactive customer care, making it easier for users to manage their laundry tasks effectively.
Energy Efficiency
Energy efficiency is a crucial consideration for environmentally conscious consumers. Both washers are ENERGY STAR certified, meaning they meet strict energy efficiency guidelines. The Ultra Large Capacity washer stands out with its ColdWash technology, which allows for cold water usage while still achieving warm water cleaning performance. This feature ultimately contributes to lower energy bills and reduced environmental impact. The WM4000HBA also boasts high efficiency through its smart washing capabilities, ensuring that energy is conserved during the wash cycle.
Pricing
When it comes to pricing, the LG WM4000HBA is listed at $899.00, while the Ultra Large Capacity washer is priced at $849.00, making it about 6% cheaper. This price difference might be a deciding factor for budget-conscious consumers. Additionally, with the Ultra Large Capacity washer holding a bestseller rank of 1397 compared to the WM4000HBA's rank of 1673, it may also indicate a slightly higher popularity among buyers, possibly reflecting its value proposition.
Customer Satisfaction and Reliability
Both washers have demonstrated solid customer satisfaction due to their excellent performance and reliability. The Ultra Large Capacity washer holds a bestseller rank of 1397, indicating a good level of consumer approval. The WM4000HBA, while slightly lower in rank at 1673, still represents a trusted choice among consumers. The advanced features, durability, and smart connectivity of both models contribute to their reliability and positive customer reviews.
Which should you buy?
Ultimately, the decision between the LG 4.5 Cu. Ft. Ultra Large Capacity Front Load Washer and the LG WM4000HBA comes down to personal preference and specific needs. If you prioritize a lower price and a classic design, the Ultra Large Capacity washer is the better choice at $849.00. However, for those who prefer modern aesthetics and enhanced smart features, the WM4000HBA, despite its higher price of $899.00, offers valuable conveniences that could justify the cost. Both washers deliver excellent performance, so you can't go wrong with either option.

