Britax Safe-N-Sound · Convertible (0–4 y)

Britax Safe-N-Sound B-First ClickTight

Based on 1 independent scored test: Child Car Seat Safety Ratings (Child Restraint Evaluation Program, CREP) (2024). The test scores average 82. With only 1 test, the ranking score is pulled down a little until more testers confirm it.

Tested for Australia & NZ ★ Editors' pick

Shortlist score

Good

#10 of car seats for Australia & NZ

Single test

Where to buy

This seat is certified for Australia & NZ. Car seats may only be used in the market they're approved for, so we don't link to shops in Czechia.

Test results

Each score as the tester published it, converted to our 0–100 scale. Weight is how much the result counts towards the score.

Child Car Seat Safety Ratings (Child Restraint Evaluation Program, CREP) AU · Government / institute

CREP rating, 2021-onward protocol, 2024 · BS3700A-C20133

4.1/5★

Our scale82

weight 1.00

Ease of use: 4.8
Protection points: 76.45/100
Ease of use points: 85.57/100
Protection A4: 4.1
Ease of use A4: 4.8
Protection B: 3.7
Ease of use B: 4.5

Rated modes: rear-facing A4 (0-30 m), forward-facing B (6 m-4 y). score_raw/ease_of_use are for the first-use mode (rear-facing A4 (0-30 m)); other modes in subscores. Rating added Aug 2024.

View on childcarseats.com.au ↗

CHOICE AU · Consumer organisation

CHOICE car seat buying guide (Jan 2026), best picks from CREP ratings, 2024

CHOICE: Best restraints for newborn to 2.5 years

Pick or pass/fail. Shown, not scored.

Crep protection stars: 4.1

★ Editors' pick CHOICE does not test car seats itself; it lists CREP protection rating 4.1/5 (year tested 2024) for this pick. Same rating appears under source crep.

View on choice.com.au ↗

Top-ranked alternatives

79

Mother's Choice Adore AP
CREP 4.9/5★
77

Britax Safe-N-Sound Premier II
CREP 4.3/5★
77

Britax Safe-N-Sound SafeFix
CREP 4.3/5★
77

Britax Safe-N-Sound Safekeeper II
CREP 4.3/5★
74

Infa-Secure Quattro Astra
CREP 4.3/5★

How we turn these into one number: methodology. Tested in 2024.