Hi there! We're here to help you decide between the Diono Radian 3RXT Safe+ 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
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
Type |
Convertible Rear-Facing Forward-Facing High Back Booster Backless Booster |
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 | 4.58 | 4.88 |
Our Thoughts
The Diono Radian 3RXT Safe Plus and the Graco 4Ever DLX Grad 5-in-1 are two versatile convertible car seats designed to address the changing needs of growing children. Both are distinguished by their ability to adapt into multiple modes, offering functional longevity and top-tier safety features.
The Diono Radian 3RXT Safe Plus is renowned for its narrow design which facilitates the fitting of multiple car seats in a vehicle, a feature that families with more than one child will appreciate. It boasts a steel-reinforced frame and EPS foam for side-impact protection. In terms of weight limits, the Diono Radian 3RXT Safe Plus edges out the Graco 4Ever DLX with a higher maximum weight in rear-facing mode, which means your child can stay in the safer rear-facing configuration longer. However, some parents have reported difficulty in installing and reassembling the car seat, especially the cover. It's also worth noting that its robust safety features are off-set somewhat by the large size of the headrest, which can obstruct the driver's view of the back passenger window.
On the other hand, the Graco 4Ever DLX Grad 5-in-1 scores points for its easy installation process, thanks to the SnugLock technology. This seat is designed to grow with your child from infancy through grade school. It boasts a 5-in-1 design, functioning as an infant car seat, convertible car seat, high back booster, backless booster, and even a seat belt trainer. Its versatile convertibility, coupled with rigorous safety measures, makes it an excellent investment that would last for years. However, its harness straps might be too short for larger toddlers, and the fabric may wear out quickly.
In this comparison, both car seats offer enduring safety and value but appeal to different needs. If the priority is robust safety features and fitting multiple seats in a vehicle, the Diono Radian 3RXT Safe Plus could be the best purchase. However, if the focus is on straightforward installation, cleaning convenience, and value over the child's growth journey, the Graco 4Ever DLX Grad 5-in-1 stands out as the better choice. Both products are worth their price; the decision would ultimately depend on which factors the parent prioritizes.
Key Details
Radian 3RXT Safe+ | 4Ever DLX Grad 5-in-1 | |
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Brand | Diono | Graco |
Type |
Convertible Rear-Facing Forward-Facing High Back Booster Backless Booster |
Convertible Rear-Facing Forward-Facing High Back Booster Backless Booster Seat Belt Trainer |
Weighted Rating | 4.58 | 4.88 |
1 yr Price Range | $259.99 - $349.99 | $288.87 - $399.99 |
Current price |
Currently unavailable
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Currently unavailable
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Value |
![]() Offers robust safety features and long-term usability, justifying its price. |
![]() Offers 5 stages of use at a reasonable price point. |
Safety |
![]() Steel-reinforced frame and comprehensive protection measures are a standout. |
![]() Steel-reinforced frame and extensive crash testing. |
Features |
![]() The 12-position headrest and machine-washable cover add notable convenience. |
![]() Innovative 5-in-1 design and side impact protection. |
Installation |
![]() Installation and reassembly, especially of the seat cover, are noted as challenging. |
![]() SnugLock system ensures a quick, secure fit. |
Cleaning |
![]() The machine-washable cover is practical, but reinstallation can be cumbersome. |
![]() Easy, 60-second cover removal for washing. |
Size |
![]() Its narrow design is ideal for fitting multiple car seats in a vehicle. |
![]() 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 Diono Radian 3RXT Safe+ 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
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Height Range | 18 - 44 inches | |
Weight Range | 4 - 50 pounds | 4 - 40 pounds |
Forward-facing
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Height Range | 30 - 57 inches | 0 - 49 inches |
Weight Range | 22 - 65 pounds | 22 - 65 pounds |
Booster
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Height Range | 40 - 57 inches | 43 - 57 inches |
Weight Range | 40 - 120 pounds | 40 - 120 pounds |
Dimensions and Weight
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Width | 17.0 inches | 18.0 inches |
Height | 28.5 inches | 26.2 inches |
Depth | 16.0 inches | 19.8 inches |
Weight | 30.6 pounds | 24.1 pounds |
Core Specifications
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Model Year | 2018 | 2021 |
Made In | China | China |
Frame Material | Reinforced Steel | Reinforced Steel |
Safety and Compliance
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |||||||||||||||||||||||||||||||
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Federal Safety Standards | Meets all standards | Meets all standards | ||||||||||||||||||||||||||||||
Configurations FAA-Approved for Airplanes |
Forward-Facing Rear-Facing High Back Booster Backless Booster |
Forward-Facing Rear-Facing High Back Booster Backless Booster Seatbelt Trainer |
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NHTSA Ease-of-Use Ratings |
Rear-Facing Mode
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Not rated by NHTSA. | ||||||||||||||||||||||||||||||
Previous Recalls | This car seat has never been recalled. | This car seat has never been recalled. |
Features
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Attachment Methods |
LATCH Seatbelt |
LATCH Seatbelt |
Harness Type | 5-Point | 5-Point |
Cup Holders | Has cup holders. | Has cup holders. |
Warranty and Durability
Diono Radian 3RXT Safe+ | Graco 4Ever DLX Grad 5-in-1 | |
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Manufacturers Warranty Length | 1 year | 1 year |
Lifespan | 10 Years | 10 Years |
Additional Links
See all Diono car seats | See all Graco car seats |
Full review of the Diono Radian 3RXT Safe+ Full review of the Graco 4Ever DLX Grad 5-in-1 |