1 / 7Diono Connect3 RXT 2-in-1 High Back Booster, Blue Razz Ice
Blue Razz: The Diono Connect3 RXT is a 2-in-1 high-back booster that the listing says can convert to backless mode. Its slim profile, front-accessible LATCH straps and adjustable headrest are aimed at families who need a booster that can fit into tighter seating arrangements.
At a glance
- The listing describes a slim design under 17 inches wide and claims it fits three across in many midsized sedans and SUVs. Actual fit depends on the vehicle and adjacent seats.
- DualProtect headrest and backrest adjust to 11 positions, and a fastening carabiner is specified to keep the shoulder belt in place.
- Front-accessible LATCH straps with easy-release connectors are paired with a built-in carry handle.
- The booster can convert to backless mode. Its contoured headrest is described as designed for head and neck support during naps.
- The listing specifies a two-position reclining backrest and a 2TexFoam seat base.
Often bought together

Diono Connect3 RXT 2-in-1 High Back Booster, Slim Fit 3-Across in Many Mid-Sized Sedans and SUVs, for Children from 40-120 lbs., Lightweight with Latch, Purple Wildberry
$151.78

Diono Connect3 RXT 2-in-1 High Back Booster, Slim Fit 3-Across in Many Mid-Sized Sedans and SUVs, for Children from 40-120 lbs., Lightweight with Latch, Black Storm
$137.58
Pros and cons
Pros
- Slim claimed width may help when arranging multiple seats across a vehicle row.
- Front-accessible, easy-release LATCH connectors and a built-in carry handle support moving or installing the booster.
- Adjustable headrest and backless conversion allow changes to the seating configuration.
Technical specifications
5 specifications| Child weight range | 40-120 lbs. |
|---|---|
| Claimed width | less than 17" wide |
| Booster configurations | 2-in-1 |
| Headrest positions | 11 different positions |
|---|---|
| Backrest recline positions | 2-position |
What to know before buying
- The claimed three-across fit is stated for many midsized sedans and SUVs, not every vehicle. Confirm fit and belt positioning in the specific car and seating position, and follow the applicable booster and vehicle instructions.
Who is it for?
A good fit for
- Families considering a high-back booster that can later convert to backless mode.
- Buyers who need a narrow booster profile and want front-accessible LATCH connectors.
- Children within the listing's stated 40-120 lb range, subject to applicable booster-use guidance.
Less suited to
- Buyers who need a verified fit for a specific vehicle or guaranteed three-across arrangement.
- Buyers looking for a harnessed car seat, which this listing identifies as a booster.

Customer reviews on Amazon
- 5 stars
77% 77% - 4 stars
12% 12% - 3 stars
3% 3% - 2 stars
3% 3% - 1 star
5% 5%
Customer feedback describes the seat as high quality, easy to install and a good fit, with positive mentions of comfort, appearance, installation, fit and stability. One customer notes room for a 16-ounce cup, though the supplied listing does not specify a cupholder. These reports may be useful when weighing setup and everyday comfort, but they do not establish fit in a particular vehicle. The supplied ratings skew toward five-star responses, alongside a smaller range of lower ratings, so experiences are not uniformly positive.
Positive themes
- Customers reportedly appreciate installation and fit.
- Feedback describes the seat as comfortable and stable, and praises its appearance.
Frequently asked questions
Does the Connect3 RXT convert to a backless booster?
Yes. The listing says it can convert to backless mode.
How wide is the booster?
The listing claims it is less than 17 inches wide. It also says it fits three across in many midsized sedans and SUVs, but that is not a guarantee for every vehicle.
What weight range does the listing specify?
The title gives a range of 40-120 lbs. Check the seat instructions and relevant guidance for proper use.
Does it have LATCH connectors?
Yes. The listing describes front-accessible LATCH connectors with easy-release straps.

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