Child car seats: Compare features & prices Britax Duo Plus Isofix review

The Britax Duo Plus is a Group 1 forward-facing car seat which is designed for children from 9-18kg (around one to four years-old). It can be secured using the Isofix mounts and top tether mounting if you have one in your car. Alternatively it can be secured with the adult seat belt. Read the full review to find out how well it protected our crash test dummies in the Which? child car seat tests.
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Which? Best Buys are an indication of exceptional performance. To be a Which? Best Buy a car seat must protect the child in severe front and side crashes when installed correctly and be easy to use and install. Because many car seats are installed incorrectly we also check whether they are difficult to misuse by mistake.

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Britax Duo Plus Isofix

  • Launch date: Mar 2012
  • Type: Isofix and belt installation possible
  • Which? score: Subscribe
Typical price
£140.00
What is this?
Specification
Seat Group Group 1 (toddler)
Weight of child 9-18kg
Part of a travel system No
Seat type Isofix and belt installation possible
View full specification
Test results
Worst case overall safety rating Subscribe
Fitting in car Subscribe
Avoiding incorrect use Subscribe
View all test results