Evenflo All4Stages Slim 4-in-1 Convertible Car Seat vs Safety 1st Crosstown Slim All-in-One Convertible
Updated August 2026 — Evenflo All4Stages Slim 4-in-1 Convertible Car Seat wins on weight and recline, Safety 1st Crosstown Slim All-in-One Convertible wins on height.
The Evenflo All4Stages Slim offers more versatility and features, making it a better long-term investment, while the Safety 1st Crosstown Slim is a budget-friendly option.
Why Evenflo All4Stages Slim 4-in-1 Convertible Car Seat is better
Versatility
4-in-1 design vs 3-in-1
Installation
SecureTight system reduces effort by 50%
Adjustability
12-position headrest vs 8-position
Why Safety 1st Crosstown Slim All-in-One Convertible is better
Price
$129.99 vs $229.00
Popularity
Higher sales rank (6026 vs 24334)
Weight
Slightly lighter design
Overall score
Specifications
| Spec | Evenflo All4Stages Slim 4-in-1 Convertible Car Seat | Safety 1st Crosstown Slim All-in-One Convertible |
|---|---|---|
| Modes | 4-in-1 | 3-in-1 |
| Harness | No-rethread | 1-hand adjustable |
| Safety Standards | Exceeds standards | Meets standards |
| Cleaning | Dishwasher-safe | Machine-washable |
| Age Range | Birth to 10 yrs | Birth to 10 yrs |
Dimension comparison
Overview of the Evenflo All4Stages Slim and Safety 1st Crosstown Slim
The Evenflo All4Stages Slim 4-in-1 Convertible Car Seat is priced at $229.00, while the Safety 1st Crosstown Slim All-in-One Convertible Car Seat is more budget-friendly at $129.99. This represents a price difference of about 43%. Both car seats are designed to grow with your child and provide comfort and safety through various stages, but they cater to slightly different needs and preferences.
Design and Suitability
The Evenflo All4Stages Slim features a streamlined design at 16.9 inches wide, allowing it to fit three car seats across in most backseats without compromising safety or comfort. This is ideal for families with multiple children or those who frequently carpool. In contrast, the Safety 1st Crosstown Slim is slightly wider at 17 inches but still maintains a slim profile that allows for fitting three seats across. Each seat is crafted to accommodate children from birth up to 10 years, but the Evenflo offers a 4-in-1 system, while the Safety 1st provides a 3-in-1 option.
Installation Ease
Both car seats emphasize ease of installation, but the Evenflo All4Stages Slim stands out with its SecureTight installation system that claims to reduce installation effort by up to 50%. This feature can be particularly beneficial for busy parents who need to install and uninstall the car seat frequently. The Safety 1st Crosstown Slim also boasts user-friendly installation with easy-to-access belt paths and a base foot that adjusts quickly. However, it does not emphasize installation ease to the same extent as Evenflo.
Comfort and Adjustability
The Evenflo All4Stages Slim includes a 12-position headrest and a no-rethread harness, allowing for easy adjustments as your child grows. This feature ensures that the seat can be customized for optimal comfort over the years. The Safety 1st Crosstown Slim has an 8-position headrest with a one-hand adjustable harness, which also provides convenience but offers fewer positions compared to Evenflo. Both models include removable cupholders for added comfort, but the Evenflo’s additional recline options may enhance comfort during long trips.
Safety Features
Safety is paramount in both car seats, with the Evenflo All4Stages Slim meeting or exceeding all applicable Federal Safety Standards, including rigorous testing for structural integrity and rollover performance. The Safety 1st Crosstown Slim also meets these safety standards, ensuring it provides a secure environment for your child. However, the Evenflo's emphasis on additional safety testing, particularly for children under 40 pounds, may provide extra peace of mind for parents prioritizing safety.
Maintenance and Cleaning
For maintenance, the Evenflo All4Stages Slim includes dishwasher-safe cupholders, making it easier to keep clean. The Safety 1st Crosstown Slim features a machine-washable and dryer-safe seat pad, adding to its convenience. However, while both seats offer removable components for cleaning, the Safety 1st model specifically highlights its ease of washing, which may appeal to parents looking for straightforward cleaning solutions.
Sales Rank and Popularity
In terms of sales rank, the Safety 1st Crosstown Slim is notably more popular, with a bestseller rank of 6026 compared to the Evenflo's rank of 24334. This difference may indicate that the Safety 1st model is preferred by more parents, perhaps due to its lower price point and solid features. Popularity can often reflect user satisfaction and trust, making the Crosstown Slim a compelling choice for budget-conscious families.
Which should you buy?
Choosing between the Evenflo All4Stages Slim and the Safety 1st Crosstown Slim ultimately comes down to your specific needs and budget. The Evenflo offers a more versatile 4-in-1 design with a focus on ease of installation and higher adjustability, making it suitable for families looking for a long-term investment. However, the Safety 1st provides a more affordable option with solid features and greater popularity among users. If budget constraints are a primary concern, the Crosstown Slim is the better choice, while the All4Stages is ideal for those willing to invest more for added versatility and comfort.

