CYBEX Sirona S vs. Safety 1st Grand 2-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 Safety 1st Grand 2-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 Safety 1st Grand 2-in-1
Type Convertible

Rear-Facing Forward-Facing
Convertible

Forward-Facing High Back Booster
Current price
Currently unavailable
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Currently unavailable
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Rating 4.03 4.70

Our Thoughts

After exploring the features, specifications, and reviews of the CYBEX Sirona S and Safety 1st Grand 2-in-1 car seats, it's evident that each product caters to a different spectrum of needs and preferences. As a parent looking out for the best for your child, weighing the options carefully will enable you to make a profoundly informed decision.

Each car seat is unique and host a plethora of features. The CYBEX Sirona S is hailed for its unique 360° swivel feature and boasts top-tier safety specifications, including SensorSafe technology and enhanced side-impact protection, ensuring top-tier safety for children. This regrettably isn't as focused on with the Safety 1st Grand 2-in-1 which meets standard safety requirements, but lacks the advanced features like a steel-reinforced frame found in the CYBEX Sirona S car seat. The forward-facing mode of the CYBEX Sirona S accommodates children up to 65 pounds, whereas the Safety 1st Grand 2-in-1 allows an extended weight limit up to 100 pounds when used as a booster. Additionally, the Sirona S is FAA approved for travel in forward-facing mode, while the Grand 2-in-1 is not FAA approved for use as a high back booster.

Despite their distinct attributes, each car seat has its challenges. The CYBEX Sirona S is noted for its complex installation process, which may be off-putting to parents seeking an instant, easy setup. On the other hand, the Safety 1st Grand 2-in-1 lacks luxurious comfort features which one could find with the Sirona S. Yet, the Safety 1st Grand 2-in-1 dutifully serves its purpose by prioritizing simplicity, affordability, and longevity. It's easy to clean, lightweight, and can snugly fit into smaller cars, making it an ideal choice for families with multiple kids or compact vehicles.

So what does this mean for you, parents? We recommend the CYBEX Sirona S if safety features and comfort are your paramount considerations, provided you are willing to navigate its likely complex installation process and can afford its relatively higher price. On the other hand, if you are tight on your budget but still desire a reliable long-lasting car seat, consider the Safety 1st Grand 2-in-1. Offering longevity, easy maintenance, and the ability to transition into a high-back booster for older children, this seat presents solid value for its cost. Remember, every family and child is different; be sure to consider your unique circumstances, as well as the distinctive features of each car seat, in shaping your final decision.

Key Details

Sirona S Grand 2-in-1
CYBEX Sirona S Safety 1st Grand 2-in-1
Brand CYBEX Safety 1st
Type Convertible

Rear-Facing Forward-Facing
Convertible

Forward-Facing High Back Booster
Weighted Rating 4.03 4.70
1 yr Price Range $439.96 - $549.95 $74.99 - $79.99
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.

The price point combined with its dual functionality as a harness and booster seat offers substantial savings over time.

Safety

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

It meets standard safety requirements, but lacks advanced features like a steel-reinforced frame.

Features

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

While it covers the essentials, it may not include comfort extras found in higher-end seats.

Installation

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

Installation is straightforward with LATCH or seatbelt, but achieving a tight fit requires attention to detail.

Cleaning

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

The seat pad is machine washable and dryer safe, and the cup holders are dishwasher-safe, simplifying maintenance.

Size

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

The design is space-efficient, ideal for fitting multiple car seats in the back of a car.

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 Safety 1st Grand 2-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 Safety 1st Grand 2-in-1
Height Range 17 - 49 inches
Weight Range 4 - 50 pounds

Forward-facing

CYBEX Sirona S Safety 1st Grand 2-in-1
Height Range 28 - 49 inches 32 - 49 inches
Weight Range 22 - 65 pounds 30 - 65 pounds

Booster

CYBEX Sirona S Safety 1st Grand 2-in-1
Height Range 43 - 57 inches
Weight Range 40 - 120 pounds

Dimensions and Weight

CYBEX Sirona S Safety 1st Grand 2-in-1
Width 20.0 inches 19.6 inches
Height 25.5 inches 30.2 inches
Depth 25.3 inches 18.3 inches
Weight 30.4 pounds 12.2 pounds

Core Specifications

CYBEX Sirona S Safety 1st Grand 2-in-1
Model Year 2021 2021
Made In China USA
Frame Material Reinforced Steel Unknown

Safety and Compliance

CYBEX Sirona S Safety 1st Grand 2-in-1
Federal Safety Standards Meets all standards Meets all standards
Configurations FAA-Approved for Airplanes Rear-Facing
Forward-Facing
Forward-Facing
High Back Booster
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
Forward-Facing Mode
Overall 3 out of 5 stars
Labels 3 out of 5 stars
Instructions 4 out of 5 stars
Securing 3 out of 5 stars
Installation Features 3 out of 5 stars
Booster Mode
Overall 2 out of 5 stars
Labels 1 out of 5 stars
Instructions 5 out of 5 stars
Securing 2 out of 5 stars
Installation Features 1 out of 5 stars
Previous Recalls This car seat has never been recalled. This car seat has never been recalled.

Features

CYBEX Sirona S Safety 1st Grand 2-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 Safety 1st Grand 2-in-1
Manufacturers Warranty Length 2 years 1 year
Lifespan 10 Years 10 Years

Additional Links

See all CYBEX car seats See all Safety 1st car seats
Full review of the CYBEX Sirona S
Full review of the Safety 1st Grand 2-in-1