Cosco Topside Backless Booster Car Seat, vs Evenflo Chase LX Harnessed Booster Car Seat
Updated July 2026 — Evenflo Chase LX Harnessed Booster Car Seat leads on weight and versatility.
The Evenflo Chase LX offers more safety features and versatility, making it a better choice for long-term use, while the Cosco Topside is a budget-friendly option.
Why Cosco Topside Backless Booster Car Seat, is better
Price
Cosco Topside is $19.99, significantly cheaper than Evenflo Chase LX at $84.99.
Weight
Cosco Topside is lightweight and easy to move.
Compact Design
Cosco Topside is designed for easy transport.
Why Evenflo Chase LX Harnessed Booster Car Seat is better
Safety Features
Evenflo Chase LX meets rigorous safety standards and includes side impact testing.
Versatility
Evenflo Chase LX transitions from harness to booster.
Comfort
Evenflo Chase LX includes removable head pillow and dual cup holders.
Overall score
Specifications
| Spec | Cosco Topside Backless Booster Car Seat, | Evenflo Chase LX Harnessed Booster Car Seat |
|---|---|---|
| Price | $19.99 | $84.99 |
| Max Weight | 100 lbs | 100 lbs |
| Cup Holders | No | Yes |
| Machine Washable | No | Yes |
| Harness Type | N/A | 5-point |
Dimension comparison
Introduction to Child Car Seats
Choosing the right child car seat is essential for ensuring the safety and comfort of your child during car rides. In this article, we will compare two popular options: the Cosco Topside Backless Booster Car Seat and the Evenflo Chase LX Harnessed Booster Car Seat. Each seat is designed for children in the 40-100 lb range, but they cater to different needs and preferences, making it important to understand their features and benefits.
Pricing Comparison
The Cosco Topside Backless Booster Car Seat is priced at $19.99, making it about 17% cheaper than the Evenflo Chase LX Harnessed Booster Car Seat, which retails for $84.99. This significant price difference may appeal to budget-conscious parents looking for a straightforward solution for their child's car seat needs. However, it's essential to consider what each price point offers in terms of features and functionality.
Safety Features
Safety is paramount when it comes to child car seats. The Evenflo Chase LX Harnessed Booster Car Seat has undergone rigorous testing and meets or exceeds all applicable Federal Safety Standards, including side impact testing. It includes innovative features like a self-adjusting headrest and enhanced side walls for added protection. In contrast, the Cosco Topside Backless Booster focuses on providing a comfortable lift for children but lacks the comprehensive safety testing and features found in the Evenflo model. For parents prioritizing safety, the Evenflo Chase LX offers a more robust set of safety features.
Comfort and Design
When it comes to comfort, the Cosco Topside Backless Booster Car Seat stands out with its extra-plush padding, ensuring a comfortable ride for children. Its lightweight and compact design also makes it easy to move between vehicles, which is ideal for families on the go. Conversely, the Evenflo Chase LX includes a removable head pillow for additional comfort, dual cup holders for snacks and drinks, and a machine-washable fabric for easy cleaning. Both seats prioritize comfort, but the Evenflo offers more features to enhance the overall experience during travel.
Versatility and Usage
The Evenflo Chase LX is a 2-in-1 car seat, transitioning from a forward-facing harness to a belt-positioning booster. This versatility allows it to accommodate children from 30-100 lbs, making it a long-term investment as your child grows. The Cosco Topside, while effective as a booster seat for children weighing 40-100 lbs, does not offer the same range of use. Parents looking for a seat that can adapt to their child's growth might find the Evenflo Chase LX more appealing due to its dual functionality.
Ease of Installation
Installation ease can significantly affect a parent's choice in car seats. The Evenflo Chase LX boasts an up-front harness adjust that allows for simple adjustments to ensure a snug fit, complemented by vehicle belt guides that position the seatbelt correctly. While the Cosco Topside is also designed for easy moving between vehicles, it may not provide the same level of installation convenience as the Evenflo model, which is supported by Evenflo's ParentLink Consumer Care Team for real-time video assistance.
Aesthetic Appeal
Aesthetic considerations can play a role in a child's acceptance of their car seat. The Evenflo Chase LX features sporty style elements that may appeal to children, alongside its integrated cup holders designed for convenience. The Cosco Topside, while simpler in design, comes in a range of colors, including the popular Leo pattern. Both seats have their unique styles, but the Evenflo's design may engage children more effectively due to its modern features.
Customer Feedback and Popularity
The Cosco Topside Backless Booster Car Seat has a bestseller rank of 310, indicating strong sales and customer interest. However, the Evenflo Chase LX has a higher rank of 3640, suggesting it is less popular in comparison. The higher sales rank for the Cosco model may reflect its affordability and straightforward functionality, while the Evenflo's extensive features may appeal to parents looking for a more comprehensive car seat option.
Which should you buy?
In conclusion, the choice between the Cosco Topside Backless Booster Car Seat and the Evenflo Chase LX Harnessed Booster Car Seat depends on your specific needs as a parent. If budget is your primary concern, the Cosco Topside offers a solid, lightweight option at about 17% less than the Evenflo. However, if you prioritize safety, versatility, and additional features, the Evenflo Chase LX stands out as a more comprehensive choice, albeit at a higher price. Ultimately, both seats serve their purpose, but your decision should be based on the features that matter most to you and your child.

