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 leads on harness position and weight.
The Evenflo All4Stages Slim offers more modes and advanced features, making it a better long-term investment, while the Safety 1st Crosstown Slim is more budget-friendly.
Why Evenflo All4Stages Slim 4-in-1 Convertible Car Seat is better
Modes of Use
Evenflo has four modes compared to Safety 1st's three.
Installation Ease
Evenflo claims 50% less effort for installation.
Comfort Features
Evenflo has a 12-position headrest versus Safety 1st's 8.
Why Safety 1st Crosstown Slim All-in-One Convertible is better
Price
Safety 1st is approximately 38% cheaper.
Cleaning
Safety 1st has a dryer-safe seat pad.
Sales Rank
Safety 1st has a better sales rank.
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 |
| Max Weight | 120 lbs | 100 lbs |
| Installation | SecureTight | Easy-access |
| Safety Standards | Exceeds standards | Meets standards |
| Harness Type | No-rethread | Adjustable |
Dimension comparison
Price Comparison
When it comes to price, the Safety 1st Crosstown Slim All-in-One Convertible Car Seat is noticeably cheaper, retailing at $129.99 compared to the Evenflo All4Stages Slim 4-in-1 Convertible Car Seat's price of $209.00. This means that the Safety 1st model is approximately 38% less expensive. For budget-conscious parents, this price difference may be a significant factor, especially considering that both car seats offer similar functionalities and safety features. However, parents may want to weigh the price against the features and long-term use of each car seat before making a decision.
Design and Space Efficiency
Both car seats are designed with space-saving features, but they differ slightly in dimensions. The Evenflo All4Stages Slim has a width of 16.9 inches, while the Safety 1st Crosstown Slim measures 17 inches wide. Although the Evenflo model is slightly narrower, both seats are marketed as slim designs that can fit three across in most back seats. This is crucial for families with multiple children who need to install several car seats together without compromising safety or comfort.
Modes of Use
The Evenflo All4Stages Slim offers four modes of use: rear-facing, forward-facing, high-back booster, and no-back booster, accommodating children from birth up to 120 pounds. In contrast, the Safety 1st Crosstown Slim provides three modes: rear-facing, forward-facing, and belt-positioning booster seat, supporting children up to 100 pounds. This means that the Evenflo car seat has a broader range of use, making it a strong contender for parents looking for a long-term investment that grows with their child.
Installation Ease
In terms of installation, the Evenflo All4Stages Slim claims to achieve a secure fit with up to 50% less effort, thanks to its SecureTight technology. This can be a significant advantage for parents who may find car seat installation challenging. The Safety 1st Crosstown Slim also emphasizes ease of installation with easy-to-access belt paths and a base foot that adjusts quickly between positions. While both car seats aim to simplify the installation process, the Evenflo's claim of reduced effort may make it more appealing to first-time parents.
Comfort Features
Both car seats offer features designed for comfort, but they differ in adjustability. The Evenflo All4Stages Slim includes a 12-position headrest and a no-rethread harness that can be adjusted with one hand. This convenience can be particularly beneficial for parents who need to make frequent adjustments as their child grows. The Safety 1st Crosstown Slim has an 8-position headrest and a one-hand adjustable harness, but it may not offer the same level of flexibility as the Evenflo model. Thus, for parents prioritizing comfort and ease of adjustments, the Evenflo car seat might be the better choice.
Cleaning and Maintenance
Both car seats feature removable cupholders that are dishwasher-safe, which adds to their ease of maintenance. The Evenflo All4Stages Slim also boasts a machine-washable seat pad, making it easy to keep clean and hygienic. The Safety 1st Crosstown Slim takes it a step further by offering a machine-washable and dryer-safe seat pad, which could save time and effort when cleaning. While both models address the need for cleanliness, the added convenience of dryer-safe functionality in the Safety 1st car seat may appeal to busy parents.
Safety Ratings and Standards
Both car seats are designed to meet or exceed federal safety standards, providing peace of mind for parents. The Evenflo All4Stages Slim emphasizes its structural integrity testing, rollover testing, and temperature testing, which adds layers of assurance regarding the product's safety. Similarly, the Safety 1st Crosstown Slim mentions that it meets federal side impact standards, which is critical for ensuring child safety during an accident. While both products are reliable in terms of safety, the additional testing details provided by Evenflo may be a deciding factor for safety-conscious parents.
Which should you buy?
Choosing between the Evenflo All4Stages Slim and the Safety 1st Crosstown Slim ultimately depends on your priorities as a parent. If budget is your main concern, the Safety 1st model is approximately 38% cheaper and still offers essential features for child safety and comfort. However, if you are looking for a car seat that offers more modes of use and advanced installation features, the Evenflo model could be a better investment in the long run. Both car seats are designed to keep your child safe while providing comfort and convenience, so consider your family's specific needs before making a decision.

