Quick Takeaways
- BYD has unveiled two next-generation Ocean Series flagship EVs targeting premium sedan and SUV segments with 2026 launches.
- The models combine concept-led design with Blade battery technology and LiDAR-enabled intelligent driving.
On December 16, BYD marked the fourth anniversary of its Ocean lineup with a dedicated Ocean Day event, where it officially introduced its next-generation flagship electric vehicles under the Ocean Series. The unveiling of the BYD Ocean Series flagship EVs highlights the company’s continued focus on design-led electrification and advanced intelligent driving technologies, with market launches planned for the first quarter of 2026.
BYD Ocean Series Flagship EVs Inspired by Concept Design
The newly revealed models draw their exterior styling from the Ocean S concept vehicle showcased earlier at Auto Shanghai 2025. The BYD Ocean Series flagship EVs reflect a strong emphasis on fluid design language, aerodynamics, and premium proportions, reinforcing the Ocean lineup’s identity while positioning these vehicles at the top end of BYD’s electric portfolio.
Seal 08 Flagship Sedan Dimensions and Layout
The Seal 08 is positioned as a large flagship electric sedan featuring a liftback body style. It measures over 4.9 meters in overall length and offers a wheelbase exceeding 3 meters, indicating a clear focus on interior space and ride comfort. The proportions align with global premium EV sedan benchmarks.
Key design highlights include:
Sealion 08 Flagship SUV Seating and Size
The Sealion 08 expands the Ocean lineup into the full-size SUV segment. It features a “2+3+2” seating configuration, catering to family and multi-passenger use cases. The SUV measures approximately 5,040 mm in length and offers a wheelbase of around 2,950 mm, supporting a spacious cabin layout.
Notable attributes include:
Advanced Technology in BYD Ocean Series Flagship EVs
BYD confirmed that both models are expected to integrate advanced electrification and driver-assistance technologies. The BYD Ocean Series flagship EVs are likely to feature a next-generation lithium-iron phosphate blade battery, supporting improved safety and durability alongside ultra-fast charging capability.
In addition, both vehicles are planned to be equipped with LiDAR hardware and BYD’s God’s Eye B intelligent driving solution, also known as DiPilot 300, enhancing automated driving and perception capabilities for future-ready mobility.
BYD Ocean Series Flagship EVs Inspired by Concept Design
The newly revealed models draw their exterior styling from the Ocean S concept vehicle showcased earlier at Auto Shanghai 2025. The BYD Ocean Series flagship EVs reflect a strong emphasis on fluid design language, aerodynamics, and premium proportions, reinforcing the Ocean lineup’s identity while positioning these vehicles at the top end of BYD’s electric portfolio.
Seal 08 Flagship Sedan Dimensions and Layout
The Seal 08 is positioned as a large flagship electric sedan featuring a liftback body style. It measures over 4.9 meters in overall length and offers a wheelbase exceeding 3 meters, indicating a clear focus on interior space and ride comfort. The proportions align with global premium EV sedan benchmarks.
Key design highlights include:
- Liftback-style rear profile
- Long wheelbase for enhanced rear-seat space
- Concept-inspired Ocean Series exterior cues
Sealion 08 Flagship SUV Seating and Size
The Sealion 08 expands the Ocean lineup into the full-size SUV segment. It features a “2+3+2” seating configuration, catering to family and multi-passenger use cases. The SUV measures approximately 5,040 mm in length and offers a wheelbase of around 2,950 mm, supporting a spacious cabin layout.
Notable attributes include:
- Three-row seating configuration
- Large body dimensions for segment presence
- Shared design DNA with the Ocean S concept
Advanced Technology in BYD Ocean Series Flagship EVs
BYD confirmed that both models are expected to integrate advanced electrification and driver-assistance technologies. The BYD Ocean Series flagship EVs are likely to feature a next-generation lithium-iron phosphate blade battery, supporting improved safety and durability alongside ultra-fast charging capability.
In addition, both vehicles are planned to be equipped with LiDAR hardware and BYD’s God’s Eye B intelligent driving solution, also known as DiPilot 300, enhancing automated driving and perception capabilities for future-ready mobility.
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