Diono

Connect3 RXT Backless Booster (Latch)

Diono Connect3 RXT Backless Booster (Latch)

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Overall

#198 in

Travel Car Seats

according to Reddit Icon Reddit

Sentiment score100% positive
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Last updated: May 15, 2026

Reddit Reviews

Reddit IconRollEmbarrassed6819
7 months ago

I wish that I had considered the number of kids I was going to have. I drive a Subaru Forester and have three kids. When I was pregnant with my third I realized that I either needed a bigger car (expensive) or narrower car seats. I bought narrow seats and they’ve been great. I can get three in a row in my car and in my mom’s car and her car is quite small. I’ll probably get a bigger car at some point, but I didn’t want to have to rush to get a new car while car prices were so out of control high, even for used cars (my third was born in 2023). I have a friend who is pregnant with her third now and is having the same bigger car vs. narrower car seats discussion.

7 months ago

I have a Subaru Forester and the Diono Radian 3R seats. I have a Diono backless booster too. My 6 year old is in the middle in the booster and my 4 year old (forward facing) and my 2 year old (rear facing) are on the sides. They fit fine with no issues and I have very tall kids. I’m pretty sure my mom has a Diono backless booster and two Graco Slim Fit seats in her car and they also all fit fine in hers. She has a little Tesla, so I was worried it would be tough to fit them all, but there’s no issue. They also all fit fine in my parents’ RAV4.

Reddit Iconjohansen57
9 months ago

Currently have 3 slim (Diono) car seats in the back of our Outback and the back our a smaller Crosstrek. I thought we needed a new car but new car seats was a much better solution for us.

Reddit Iconlvlem0n
about 2 months ago

I used the litemax with my first and she was content in it. Later we got the Graco 4ever and she was okay with it but we got a third car seat the diono slim and she loves this one.

Reddit IconRefrigeratorWide1280
5 months ago

I have three boosters in my ‘24 and it is tight. Three full-size, double cupholder childseat Britax will not fit (have them and tried). To get the fit you have to buy special slim seats and I’ll second the mentioned Diono brand.

End of reviews

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