Evenflo Symphony Sport All-in-One Convertible Car Seat vs Safety 1st Smooth Ride Convertible Car Seat,
Updated August 2026 — Evenflo Symphony Sport All-in-One Convertible Car Seat leads on harness limit and weight.
The Evenflo Symphony Sport offers more versatility and safety features, while the Safety 1st Smooth Ride is a budget-friendly option. Choose based on your family's needs.
Why Evenflo Symphony Sport All-in-One Convertible Car Seat is better
Versatility
3 modes of use compared to 2
Safety Features
5-point harness tested to 65 lbs
Convenience
No rethread harness for easy adjustments
Why Safety 1st Smooth Ride Convertible Car Seat, is better
Price
Significantly lower cost at $94.99
Compact Design
Fits three across in most vehicles
Portability
Lightweight and aircraft certified
Overall score
Specifications
| Spec | Evenflo Symphony Sport All-in-One Convertible Car Seat | Safety 1st Smooth Ride Convertible Car Seat, |
|---|---|---|
| Modes | 3 | 2 |
| Cup Holders | 2 | 1 |
| Machine Washable | No | Yes |
| Installation Support | Yes | No |
| Safety Standard | Yes | Yes |
Dimension comparison
Overview of the Evenflo Symphony Sport All-in-One Convertible Car Seat
The Evenflo Symphony Sport All-in-One Convertible Car Seat is priced at $189.99, offering significant versatility with three modes of use. This car seat accommodates children from 5 to 100 pounds, transitioning seamlessly from rear-facing to forward-facing to a booster seat. With its high sales rank of 45,678, the Evenflo Symphony Sport is designed to provide extended use and innovative safety features. Its highlight feature, the No Rethread Harness, allows for easy adjustments as your child grows, ensuring a safe and snug fit without the hassle of uninstalling the seat.
Overview of the Safety 1st Smooth Ride Convertible Car Seat
The Safety 1st Smooth Ride Convertible Car Seat is a more budget-friendly option, currently available for $94.99. It serves as a 2-in-1 solution, functioning as a rear-facing seat for infants up to 40 pounds and a forward-facing seat for toddlers weighing between 30 and 50 pounds. This car seat has a sales rank of 27,017, indicating a higher popularity in the market. Its slim design is particularly advantageous for families needing to fit three car seats across the back of most vehicles, making it a practical choice for growing families.
Price Comparison
When comparing prices, the Evenflo Symphony Sport is about 100% more expensive than the Safety 1st Smooth Ride, which is priced at $94.99 compared to Evenflo's $189.99. This significant price difference may influence buyers who are budget-conscious or looking for a more economical choice. However, the Evenflo offers a broader range of use, which might justify the higher cost for some families. Ultimately, the decision may hinge on whether the added features of the Evenflo justify its premium price point.
Safety Features
Both car seats meet or exceed federal safety standards, but they offer different safety features. The Evenflo Symphony Sport includes a 5-point harness tested up to a 65-pound weight limit, allowing for extended harness use, while the Safety 1st Smooth Ride is equipped with a 5-point harness that also provides five height settings and three buckle locations for a custom fit. While both options prioritize safety, the Evenflo's extended use capability may provide parents with peace of mind as their child grows, making it a strong contender for those who prioritize long-term safety.
Comfort and Convenience
In terms of comfort and convenience, the Evenflo Symphony Sport features an adjustable headrest and dual cup holders, designed to keep drinks and snacks accessible for children. The Safety 1st Smooth Ride also emphasizes comfort, with its removable, dishwasher-safe cup holder and machine-washable seat pad, making it easy to maintain. However, the Evenflo's Infinite Slide™ Harness system is particularly noteworthy, allowing for hassle-free adjustments without needing to uninstall the car seat, which can be a significant time-saver for busy parents on the go.
Installation
Installation ease is a critical factor for many parents, and both car seats offer convenient features. The Evenflo Symphony Sport includes a ParentLink® Consumer Care Team for live support during installation, ensuring that parents get the installation right the first time. On the other hand, the Safety 1st Smooth Ride boasts LATCH compatibility for quick installation. While both options offer user-friendly installation features, the live support offered by Evenflo could be a substantial advantage for first-time parents or those who may feel uncertain about the installation process.
Portability
When it comes to portability, the Safety 1st Smooth Ride has an edge due to its lightweight, compact design. This makes it an ideal travel companion, as it is certified for use on aircraft. The Evenflo Symphony Sport, while versatile and robust, may not be as travel-friendly given its larger size and weight. For families who frequently travel or require a car seat that is easy to transport, the Safety 1st may prove to be the more practical option.
Which should you buy?
Choosing between the Evenflo Symphony Sport All-in-One Convertible Car Seat and the Safety 1st Smooth Ride Convertible Car Seat ultimately depends on your family's specific needs. If you seek a car seat offering extended usage, safety features, and convenience, the Evenflo Symphony Sport may be worth the investment despite its higher price. However, if budget constraints are a priority and you need a car seat that fits three across for growing families, the Safety 1st Smooth Ride provides excellent value at a significantly lower price. Your decision should align with your priorities—whether it's long-term investment in safety features or immediate budget considerations.

