Britax Römer Dualfix i-Size seat versions group 0-1
Distinguishing between models of Britax Römer DualFix car seats is essential to make a good choice; Knowing that Britax-Römer is an elite brand and you won't be disappointed.
The Britax Römer rear-facing DualFix are swivel infant car seats from birth, but they also have the option of being installed forward-facing after 15 months, although we always recommend rear-facing up to at 4 years old. Then you can go straight to Kidfix Group 2-3. For more information read the footer.
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Britax Römer Dualfix Car Seat Comparison
Dualfix Pro
| Age / Size | From 40 cm to 105 cm or 19 kg |
|---|---|
| Regulation | R129 i-Size |
| Rotation | 360° |
| Reclining Positions | 6 positions |
| Safety | SICT Inside, short anti-rebound bar |
| Newborn Reducer | Yes, up to 60 cm |
| Installation | ISOFIX + support leg |
| Weight & Dimensions | 13.7 kg / 48-60 x 44 x 74 cm |
Dualfix Pro M
| Age / Size | From 3 months (61 cm) to 105 cm |
|---|---|
| Regulation | R129 i-Size |
| Rotation | 360° |
| Reclining Positions | 12 positions |
| Safety | SICT Inside, optimized anti-rebound bar |
| Newborn Reducer | No |
| Installation | ISOFIX + support leg |
| Weight & Dimensions | Not specified |
Dualfix 5Z
| Age / Size | From 3 months (61 cm) to 105 cm |
|---|---|
| Regulation | R129 i-Size |
| Rotation | 360° |
| Reclining Positions | 12 positions |
| Safety | SICT Inside, optimized anti-rebound bar |
| Newborn Reducer | No |
| Installation | VARIO BASE 5Z (Mandatory, not included) |
| Weight & Dimensions | Not specified |
Dualfix Plus
| Age / Size | From 40 cm to 105 cm or 20 kg |
|---|---|
| Regulation | R129 i-Size |
| Rotation | 360° |
| Reclining Positions | Multiple positions |
| Safety | Reinforced sides, short anti-rebound bar |
| Newborn Reducer | Yes |
| Installation | ISOFIX + support leg |
| Weight & Dimensions | 12.5 kg / 59.5-73 x 43.5 x 65 cm |
Dualfix M Plus
| Age / Size | From 3 months (61 cm) to 105 cm or 20 kg |
|---|---|
| Regulation | R129 i-Size |
| Rotation | 360° |
| Reclining Positions | Multiple positions |
| Safety | Reinforced sides, short anti-rebound bar |
| Newborn Reducer | No |
| Installation | ISOFIX + support leg |
| Weight & Dimensions | 12.5 kg / 59.5-73 x 43.5 x 65 cm |
Key differences summary
Seats from birth (40 cm) to 105 cm
Dualfix Pro
Dualfix Plus
Include a newborn insert that provides extra comfort and safety up to 60 cm in height
Allow rear-facing travel from birth up to 105 cm
Installed via ISOFIX and support leg without the need for additional bases
Seats from 3 months (61 cm) to 105 cm
Dualfix Pro M
Dualfix 5Z
Dualfix M Plus
Do not include a newborn insert so they are only suitable from 61 cm onwards
Also allow rear-facing travel up to 105 cm
Dualfix 5Z requires the VARIO BASE 5Z for installation while the other two use ISOFIX and a support leg
Reclining and rotation
Dualfix Pro M and Dualfix 5Z offer 12 recline positions making them the most adjustable in the range
The others have multiple positions but without a specified number
All allow 360° rotation for easier child placement
Side protection and structure
All include the SICT Inside system which reduces impact in side collisions
Dualfix Pro and Dualfix Plus have a shorter anti-rebound bar providing more legroom in rear-facing mode
Maximum weight capacity
Dualfix Pro Dualfix Pro M and Dualfix 5Z support up to 19 kg
Dualfix Plus and Dualfix M Plus support up to 20 kg offering a bit more usage margin
Installation and vehicle compatibility
Dualfix 5Z requires the VARIO BASE 5Z while all other seats are installed with ISOFIX and a support leg
Dualfix Pro and Dualfix Plus are directly compatible with i-Size seats while the others need to be checked on the Britax Römer approved vehicle list
Conclusion which one to choose
- If you need a seat from birth choose Dualfix Pro or Dualfix Plus as they include a newborn insert
- If you need an option from 3 months (61 cm) any of the other models will be suitable but Dualfix Pro M and 5Z offer more recline positions
- If you prefer more legroom in rear-facing mode Dualfix Pro or Dualfix Plus are the best choices
- If you need a seat with a removable base the only option is Dualfix 5Z but keep in mind the base is sold separately
- If you want the highest weight capacity Dualfix Plus and Dualfix M Plus allow up to 20 kg compared to 19 kg for the other models
