Maxi Cosi Pria LX Convertible Car Seat - Onyx
The Pria LX convertible car seat is suitable for newborns to approximately 4 years of age and includes our world exclusive SMART Guide top tether guide, making this seat safer and easier to use every day. Pria is the most compact car seat on the market* ensuring a comfortable and easy 3-across fitment in most cars. You’ll love the easy installation with our SMART Lock system, ensuring a secure fitment every time. Our patented Air Protect technology offers head protection whilst our premium fabrics, 3D mesh and air ventilation will keep your baby comfortable all year round. Features SMART Guide top tether routing system, creating a clear area free from barriers to place your baby into the seat Most compact convertible car seat in the Australian market in both rearward and forward facing allowing for 3 across is most cars Most lay flat angle in rearward facing creating a safer journey for your baby Easy to install with SMART Lock belt system providing a secure and clear path Innovative V-harness system automatically expanding as you adjust the headrest for additional comfort Air Protect Superior Side Impact Protection Over 200 strategically placed air-vents to promote ventilation and breathability.
The Pria LX convertible car seat is suitable for newborns to approximately 4 years of age and includes our world exclusive SMART Guide top tether guide, making this seat safer and easier to use every day. Pria is the most compact car seat on the market* ensuring a comfortable and easy 3-across fitment in most cars. You’ll love the easy installation with our SMART Lock system, ensuring a secure fitment every time. Our patented Air Protect technology offers head protection whilst our premium fabrics, 3D mesh and air ventilation will keep your baby comfortable all year round. Features SMART Guide top tether routing system, creating a clear area free from barriers to place your baby into the seat Most compact convertible car seat in the Australian market in both rearward and forward facing allowing for 3 across is most cars Most lay flat angle in rearward facing creating a safer journey for your baby Easy to install with SMART Lock belt system providing a secure and clear path Innovative V-harness system automatically expanding as you adjust the headrest for additional comfort Air Protect Superior Side Impact Protection Over 200 strategically placed air-vents to promote ventilation and breathability.
The Pria LX convertible car seat is suitable for newborns to approximately 4 years of age and includes our world exclusive SMART Guide top tether guide, making this seat safer and easier to use every day. Pria is the most compact car seat on the market* ensuring a comfortable and easy 3-across fitment in most cars. You’ll love the easy installation with our SMART Lock system, ensuring a secure fitment every time. Our patented Air Protect technology offers head protection whilst our premium fabrics, 3D mesh and air ventilation will keep your baby comfortable all year round. Features SMART Guide top tether routing system, creating a clear area free from barriers to place your baby into the seat Most compact convertible car seat in the Australian market in both rearward and forward facing allowing for 3 across is most cars Most lay flat angle in rearward facing creating a safer journey for your baby Easy to install with SMART Lock belt system providing a secure and clear path Innovative V-harness system automatically expanding as you adjust the headrest for additional comfort Air Protect Superior Side Impact Protection Over 200 strategically placed air-vents to promote ventilation and breathability.
The Pria LX convertible car seat is suitable for newborns to approximately 4 years of age and includes our world exclusive SMART Guide top tether guide, making this seat safer and easier to use every day. Pria is the most compact car seat on the market* ensuring a comfortable and easy 3-across fitment in most cars. You’ll love the easy installation with our SMART Lock system, ensuring a secure fitment every time. Our patented Air Protect technology offers head protection whilst our premium fabrics, 3D mesh and air ventilation will keep your baby comfortable all year round. Features SMART Guide top tether routing system, creating a clear area free from barriers to place your baby into the seat Most compact convertible car seat in the Australian market in both rearward and forward facing allowing for 3 across is most cars Most lay flat angle in rearward facing creating a safer journey for your baby Easy to install with SMART Lock belt system providing a secure and clear path Innovative V-harness system automatically expanding as you adjust the headrest for additional comfort Air Protect Superior Side Impact Protection Over 200 strategically placed air-vents to promote ventilation and breathability.
in 15 offers
The lowest price for Maxi Cosi Pria LX Convertible Car Seat - Onyx right now is $514.00 at Serenity Kids, compared across 15 retailers.
The all-time low was $499.00 on 3 Oct 2025 — today's price is 3% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 28 June 2026.
Last updated at 28/06/2026 22:51:29
Maxi-Cosi Pria LX Convertible Car Seat Onyx
Delivery $14.99
Maxi Cosi Pria LX Convertible Car Seat, Onyx
Free delivery between 1–6 July
Maxi Cosi Pria LX, Onyx
Delivery between 1–7 July $16
Maxi Cosi Pria LX, Onyx
Delivery between Tue – Sun $59
Maxi Cosi PRIA LX CONVERTIBLE CAR SEAT - ONYX(20307)
Delivery $70
Maxi Cosi Pria LX Convertible Car Seat Onyx
Free delivery
Maxi Cosi Pria LX Onyx
Delivery between 6–13 July $9.70
Maxi Cosi Pria LX Convertible Car Seat Onyx
Delivery between 3–10 July $49
Maxi Cosi Prix LX Convertible Car Seat Onyx
Delivery between 29 June – 9 July $4.05
Pria LX Onyx 0-4 yrs | Maxi-Cosi
| Dimensions | W 43cm x H 65 - 79.5cm x D 49cm |
| Age Range | From birth to approximately 4 years |
| Harness Type | V-harness system |
Maxi-Cosi Pria LX Convertible Car Seat Onyx
Delivery $14.99
Maxi Cosi Pria LX Convertible Car Seat, Onyx
Free delivery between 1–6 July
Maxi Cosi Pria LX, Onyx
Delivery between 1–7 July $16
Maxi Cosi Pria LX, Onyx
Delivery between Tue – Sun $59
Maxi Cosi PRIA LX CONVERTIBLE CAR SEAT - ONYX(20307)
Delivery $70
| Dimensions | W 43cm x H 65 - 79.5cm x D 49cm |
| Age Range | From birth to approximately 4 years |
| Harness Type | V-harness system |
