CYBEX Sirona S vs. Graco 4Ever DLX Grad 5-in-1: Which is Better? (2024)

Compare the two car seats side-by-side

Hi there! We're here to help you decide between the CYBEX Sirona S and the Graco 4Ever DLX Grad 5-in-1.

Our goal is to provide you with the information you need to feel confident that you're choosing the optimal car seat for your family's needs and budget. Let us know if you have any other questions!

At A Glance

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Type Convertible

Rear-Facing Forward-Facing
Convertible

Rear-Facing Forward-Facing High Back Booster Backless Booster Seat Belt Trainer
Current price
Currently unavailable
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Currently unavailable
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Rating 4.03 4.88

Our Thoughts

When you're shopping for a new car seat, it's often helpful to focus on safety features, comfort, size, and longevity. Comparing two popular models — the Cybex Sirona S and Graco 4Ever DLX — can help inform your decision.

The Cybex Sirona S stands out for its innovative features and a focus on enhanced safety. From the SensorSafe technology that alerts you to potentially unsafe situations to the impressive side-impact protection provided by the reinforced steel frame, it's a car seat designed to put parents' minds at ease. Yet the standout feature is undeniably the unique 360° swivel design, easing not only the process of getting your child in and out of the car but also changing between rear and forward-facing configurations at ease. The seat also boasts maximum weight limits of 50 pounds for rear-facing, and 65 pounds for forward-facing. One of the few downsides is its installation which some parents found complex and time-consuming, but the advanced safety features and longevity from infancy to toddlerhood certainly compensate for it.

On the other hand, the Graco 4Ever DLX is an impressively versatile seat that grows with your child from infancy through their grade school years. It offers five stages of use: an infant car seat, convertible car seat, high back booster, backless booster, and even a seat belt trainer. Unlike many car seats on the market, the 4Ever DLX provides tremendous value for the price, eliminating the need for multiple purchases as your child grows. It has a maximum weight limit of 40 pounds for rear-facing, 65 pounds for forward-facing, and extends up to 120 pounds in its booster mode. With its SnugLock installation system and single-motion adjustment for harness and headrest, this car seat is user-friendly on top of being long-lasting.

In terms of safety, the models are relatively on par, providing excellent protection and meeting federal safety standards. Both have been equipped with a reinforced steel frame for stability, a 5-point harness for secure fitting, and have the same expiration period of 10 years. However, one notable difference is their FAA approval; the Graco 4Ever DLX is approved for both rear-facing and forward-facing modes while the Cybex Sirona S is not FAA approved for any of its configurations, which will be a deciding factor if you travel frequently by plane.

So, which to choose? If outstanding safety features and innovative design are your top priorities, the Cybex Sirona S offers excellent value for its higher price point. But if you're seeking a one-time purchase that will comfortably see your child through to their pre-teen years, the Graco 4Ever DLX delivers excellent value and an impressive lifespan. Moreover, keep your travel needs in mind; if you're a frequent flyer, Graco 4Ever DLX will be a more suitable choice. Both seats excel in comfort, safety, and adaptability, making them top choices for a long-term car seat investment.

Key Details

Sirona S 4Ever DLX Grad 5-in-1
CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Brand CYBEX Graco
Type Convertible

Rear-Facing Forward-Facing
Convertible

Rear-Facing Forward-Facing High Back Booster Backless Booster Seat Belt Trainer
Weighted Rating 4.03 4.88
1 yr Price Range $439.96 - $549.95 $288.87 - $399.99
Current price
Currently unavailable
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Currently unavailable
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Value

Offers advanced features and long-term use from infancy to toddler years, making it a cost-effective option despite its higher price point.

Offers 5 stages of use at a reasonable price point.

Safety

Integrated with SensorSafe technology and enhanced side-impact protection, providing top-tier safety for children.

Steel-reinforced frame and extensive crash testing.

Features

The 360° swivel design, magnetic buckle holders, and adjustable recline options set it apart from standard car seats.

Innovative 5-in-1 design and side impact protection.

Installation

Installation can be challenging, with some parents finding it complex and time-consuming.

SnugLock system ensures a quick, secure fit.

Cleaning

The seat cover is removable and machine washable, simplifying the cleaning process.

Easy, 60-second cover removal for washing.

Size

While it’s not the most compact, its design accommodates growing children, balancing size with comfort and safety.

Slimmer design for a better fit in tight spaces.

Review Click here Click here

Comparison of Specifications

While features and reviews provide a sense of real-world use, the specs offer quantifiable details on sizing, limitations, and more. Comparing key measurements and ranges side-by-side is crucial for ensuring you choose a seat properly fitted for your child and vehicle.

We've compiled the weight limits, height limits, dimensions, and other vital statistics for the CYBEX Sirona S and the Graco 4Ever DLX Grad 5-in-1. This data will confirm whether each seat can accommodate your child's current size and projected growth. Specs like seat depth and width are also important for assessing fit with your car's backseat.

Review the following key measurements for both seats. Pay special attention to the height and weight limits to ensure your child falls within the safe ranges.

Height and Weight Limits

Rear-facing

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Height Range 17 - 49 inches
Weight Range 4 - 50 pounds 4 - 40 pounds

Forward-facing

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Height Range 28 - 49 inches 0 - 49 inches
Weight Range 22 - 65 pounds 22 - 65 pounds

Booster

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Height Range 43 - 57 inches
Weight Range 40 - 120 pounds

Dimensions and Weight

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Width 20.0 inches 18.0 inches
Height 25.5 inches 26.2 inches
Depth 25.3 inches 19.8 inches
Weight 30.4 pounds 24.1 pounds

Core Specifications

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Model Year 2021 2021
Made In China China
Frame Material Reinforced Steel Reinforced Steel

Safety and Compliance

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Federal Safety Standards Meets all standards Meets all standards
Configurations FAA-Approved for Airplanes Rear-Facing
Forward-Facing
Forward-Facing
Rear-Facing
High Back Booster
Backless Booster
Seatbelt Trainer
NHTSA Ease-of-Use Ratings Rear-Facing Mode
Overall 5 out of 5 stars
Labels 5 out of 5 stars
Instructions 5 out of 5 stars
Securing 5 out of 5 stars
Installation Features 5 out of 5 stars
Forward-Facing Mode
Overall 4 out of 5 stars
Labels 4 out of 5 stars
Instructions 4 out of 5 stars
Securing 5 out of 5 stars
Installation Features 5 out of 5 stars
Not rated by NHTSA.
Previous Recalls This car seat has never been recalled. This car seat has never been recalled.

Features

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Attachment Methods LATCH
Seatbelt
LATCH
Seatbelt
Harness Type 5-Point 5-Point
Cup Holders Has cup holders. Has cup holders.

Warranty and Durability

CYBEX Sirona S Graco 4Ever DLX Grad 5-in-1
Manufacturers Warranty Length 2 years 1 year
Lifespan 10 Years 10 Years

Additional Links

See all CYBEX car seats See all Graco car seats
Full review of the CYBEX Sirona S
Full review of the Graco 4Ever DLX Grad 5-in-1