Hi there! We're here to help you decide between the Britax Poplar and the CYBEX Sirona S.
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
| Britax Poplar | CYBEX Sirona S | |
| Type |
Convertible Rear-Facing Forward-Facing |
Convertible Rear-Facing Forward-Facing |
| Current price |
Currently unavailable
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Currently unavailable
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| Rating | 4.68 | 4.03 |
Our Thoughts
The Britax Poplar and the CYBEX Sirona S are both versatile convertible car seats, offering rear and forward-facing configurations that accommodate growing children from infancy to toddlerhood. As a parent, one of the things I appreciate the most is their commitment to safety.
The Britax Poplar's safety is accentuated by its robust construction and reliable performance in safety tests. With the Poplar, you can keep your child rear-facing up to 50 pounds, promoting a safer orientation for a longer period. Plus, it's FAA-approved for both rear and forward-facing modes, meaning it can travel with you and your child! As Britax is known for, the Poplar simplifies the car seat installation process with the ClickTight system. Its slim profile means it is perfect for fitting into compact cars without compromising comfort or safety. A potential downside though is its cost, some parents reported feeling the seat is expensive.
Contrastingly, the CYBEX Sirona S, while higher in price range, brings to the table some innovative features like the unique 360° swivel function, SensorSafe technology, and a load-bearing leg for added stability. Its SensorSafe tech offers alerts for critical safety situations which is simply brilliant. However, while it supports rear-facing up to 50 pounds similar to the Britax Poplar, it isn't FAA-approved, and the installation process is reported to be quite complex and time-consuming.
So while both car seats meet a high standard of comfort, safety, and adjustability, I believe your decision might come down to what you value most. The Britax Poplar offers reliable safety features, FAA-approval and user-friendly installation, making it an attractive choice especially if travel is a significant part of your lifestyle. On the other hand, if you're seeking advanced features like the Swivel function and SensorSafe tech and have no immediate plans for air travel, the CYBEX Sirona S might be more aligned with your needs, despite its complex installation.
In essence, both car seats have their unique strengths. If budget is not much of a concern and you can be patient with the installation process, I'd recommend the CYBEX Sirona S for its superior features. But if easy installation, travel readiness, and cost-effectiveness are primary factors for you, the Britax Poplar is an excellent choice that meets all these criteria exceptionally well.
Key Details
| Poplar | Sirona S | |
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| Brand | Britax | CYBEX |
| Type |
Convertible Rear-Facing Forward-Facing |
Convertible Rear-Facing Forward-Facing |
| Weighted Rating | 4.68 | 4.03 |
| 1 yr Price Range | $299.99 - $299.99 | $439.96 - $549.95 |
| Current price |
Currently unavailable
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Currently unavailable
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| Value |
Offers a robust set of features at a competitive price point, balancing quality and cost effectively. |
Offers advanced features and long-term use from infancy to toddler years, making it a cost-effective option despite its higher price point. |
| Safety |
Safety is a hallmark of Britax, and the Poplar is no exception, with its sturdy construction and reliable performance in safety tests. |
Integrated with SensorSafe technology and enhanced side-impact protection, providing top-tier safety for children. |
| Features |
With its convertible design and user-friendly installation, the Poplar stands out in its category. |
The 360° swivel design, magnetic buckle holders, and adjustable recline options set it apart from standard car seats. |
| Installation |
The ClickTight system is frequently praised for its simplicity and effectiveness, making installation a breeze. |
Installation can be challenging, with some parents finding it complex and time-consuming. |
| Cleaning |
The seat is designed with easy-to-remove fabrics for convenient cleaning, which is a boon for busy parents. |
The seat cover is removable and machine washable, simplifying the cleaning process. |
| Size |
The slim profile of the Poplar is advantageous for fitting into compact cars without compromising on comfort or safety. |
While it’s not the most compact, its design accommodates growing children, balancing size with comfort and safety. |
| 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 Britax Poplar and the CYBEX Sirona S. 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
| Britax Poplar | CYBEX Sirona S | |
|---|---|---|
| Height Range | 0 - 49 inches | 17 - 49 inches |
| Weight Range | 5 - 50 pounds | 4 - 50 pounds |
Forward-facing
| Britax Poplar | CYBEX Sirona S | |
|---|---|---|
| Height Range | 0 - 49 inches | 28 - 49 inches |
| Weight Range | 22 - 65 pounds | 22 - 65 pounds |
Booster
Neither car seat has a Booster configuration.
Dimensions and Weight
| Britax Poplar | CYBEX Sirona S | |
|---|---|---|
| Width | 17.0 inches | 20.0 inches |
| Height | 20.5 inches | 25.5 inches |
| Depth | 23.5 inches | 25.3 inches |
| Weight | 27.2 pounds | 30.4 pounds |
Core Specifications
| Britax Poplar | CYBEX Sirona S | |
|---|---|---|
| Model Year | 2023 | 2021 |
| Made In | USA | China |
| Frame Material | Reinforced Steel | Reinforced Steel |
Safety and Compliance
| Britax Poplar | CYBEX Sirona S | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Federal Safety Standards | Does not meet standards | Meets all standards | ||||||||||||||||||||
| Configurations FAA-Approved for Airplanes |
Forward-Facing Rear-Facing |
Rear-Facing Forward-Facing |
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| NHTSA Ease-of-Use Ratings | Not rated by NHTSA. |
Rear-Facing Mode
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| Previous Recalls | This car seat has never been recalled. | This car seat has never been recalled. |
Features
| Britax Poplar | CYBEX Sirona S | |
|---|---|---|
| Attachment Methods |
LATCH Seatbelt |
LATCH Seatbelt |
| Harness Type | 5-Point | 5-Point |
| Cup Holders | Has cup holders. | Has cup holders. |
Warranty and Durability
| Britax Poplar | CYBEX Sirona S | |
|---|---|---|
| Manufacturers Warranty Length | 1 year | 2 years |
| Lifespan | 10 Years | 10 Years |
Additional Links
| See all Britax car seats | See all CYBEX car seats |
| Full review of the Britax Poplar Full review of the CYBEX Sirona S |