Step inside the BYD Sealion 8, and you immediately sense what separates it from the crowd — this isn’t just an electric SUV, it’s a mobile lounge built for comfort, technology, and sustainability.
While the exterior projects power and sophistication, the interior defines what modern electric luxury feels like — premium, intuitive, and future-ready.
Built on BYD’s e-Platform 3.0 Plus, the Sealion 8 combines minimalist design with a smart cockpit ecosystem, offering a perfect mix of tactile craftsmanship and advanced connectivity.Here’s a complete breakdown of its interior design, comfort elements, and cutting-edge technology that make it one of the most luxurious EV cabins in its segment.
1. Design Philosophy — Where Tech Meets Tranquility
The Sealion 8’s cabin follows BYD’s Ocean Aesthetics design philosophy — soft curves, clean lines, and nature-inspired textures.
Every surface has been crafted to create a calming, high-end experience suited for long family drives.
Interior Highlights
- Dual-tone cabin themes inspired by ocean hues.
- Floating dashboard design with satin-finished inserts.
- Ambient light lines tracing the doors and dashboard.
- Hidden AC vents for a sleek, unified look.
- Premium metallic detailing around the console and vents.
The emphasis is on visual balance and ergonomic comfort, transforming a tech-rich cabin into a welcoming, relaxing space.
2. Premium Materials and Sustainable Finishes
BYD has mastered the art of eco-luxury — the Sealion 8’s cabin is proof that sustainability can feel premium.
Material Details
- Seats: Vegan leather upholstery (soft-touch perforated finish).
- Dashboard: Recycled soft-touch leatherette with marine blue stitching.
- Trim Accents: Aluminum-finish handles and gloss wood panels.
- Headliner: Microfiber fabric, noise-dampened for better acoustics.
- Flooring: Noise-insulated multilayer carpets for smoother NVH control.
Even small details like the tactile knurled controls and backlit buttons add to the upscale experience.
The interior feels closer to German premium EVs than its price would suggest.
3. Cabin Space and Comfort
The BYD Sealion 8 is designed as a true 7-seater SUV, not a 5+2 compromise. With a long wheelbase (2,930 mm), it offers generous space across all rows.
| Parameter | Specification (Est.) |
|---|---|
| Seating Layout | 2 + 3 + 2 |
| Front Row Legroom | 1050 mm |
| Second Row Legroom | 980 mm |
| Third Row Legroom | 780 mm |
| Boot Space | 550 L (with 3rd row down) |
| Headroom (Front/Rear) | 1010 mm / 960 mm |
Seating Features
- 12-way powered driver seat with memory function.
- 8-way powered passenger seat.
- Ventilated and heated front seats.
- Reclining 2nd-row seats with slide adjustment.
- Split-fold 3rd row for luggage flexibility.
BYD’s ergonomic design ensures fatigue-free comfort even on long drives, with soft side bolsters and optimized lumbar support across rows.
4. The Smart Cockpit — DiLink OS & Rotating Display
At the center of the Sealion 8’s interior experience is BYD’s iconic rotating touchscreen, now upgraded to the latest DiLink OS 8.0 platform.
Infotainment & Digital Experience
- Display Size: 15.6 inches, rotatable (portrait or landscape).
- OS: DiLink 8.0 — built on Android with deep BYD UI customization.
- Connectivity: 5G, Wi-Fi hotspot, Bluetooth 5.2, and NFC key support.
- Sound System: 12-speaker premium surround system (top trims).
- Screen Brightness: 1000 nits, adaptive to daylight glare.
- User Profiles: Up to 5 user modes for personalized settings.
Unique Features
- App Store Integration: Netflix, Spotify, Google Maps, Apple CarPlay & Android Auto.
- Split Screen Mode: Run navigation, music, and car data simultaneously.
- Voice Assistant (“Hi BYD”):
Commands for climate, lighting, seat adjustments, and navigation. - OTA Updates: Seamless software upgrades for infotainment, ADAS, and battery systems.
The DiLink system rivals luxury EV setups from BMW and Mercedes, combining responsiveness with intuitive design — a key reason BYD is gaining global recognition.
5. Comfort-Focused Innovations
Climate & Air Management
- Tri-zone automatic climate control with smart sensors.
- PM2.5 air filtration and HEPA-grade purification system.
- Built-in ionizer and humidity control for clean, allergen-free air.
- Rear AC vents with independent fan speed for the third row.
Lighting & Ambience
- 64-color ambient lighting system, adjustable to drive mode and music rhythm.
- Soft LED reading lamps with touch dimming.
- Door-handle courtesy lights and illuminated sills.
Acoustics & NVH
- Active noise cancellation using microphones and counter-phase sound.
- Multi-layer glass and acoustic insulation in A-pillars.
- 12-speaker immersive sound tuned by Dirac Audio.
The result is an interior that feels silent, serene, and acoustically refined, rivaling EVs twice its price.
6. Advanced Driver Assistance and Digital Controls
The BYD Sealion 8 uses DiPilot 3.0 ADAS — a next-gen suite of driver-assist systems integrated into the infotainment cluster.
Key ADAS Features
- Adaptive Cruise Control with Stop & Go.
- Lane-Keep & Lane-Centering Assist.
- 360° Camera with AR overlay.
- Blind Spot Detection and Rear Cross Traffic Alert.
- Traffic Sign Recognition and Auto Emergency Braking.
Digital Convenience
- 12.3-inch driver display with map integration.
- Augmented Reality Head-Up Display (HUD).
- Transparent chassis view during parking or off-road conditions.
All these systems are connected via BYD’s central ECU, enabling over-the-air calibration updates — a key feature for long-term software improvement.
7. Connectivity and Smart Ecosystem
The Sealion 8 is not just a car — it’s a connected device on wheels.
Connectivity Suite
- BYD CloudLink: Remote car control (lock/unlock, AC pre-cooling).
- Mobile App Integration: Check charge levels, battery temperature, and tyre pressure.
- Smart Key Card + NFC Key: Unlocks the car via smartphone tap.
- Wireless Charging Pad (15W): Dual-zone setup.
- USB-C Fast Charging Ports: 6 total across cabin.
Smart Add-ons
- Vehicle-to-Load (V2L): 3.3 kW external power output.
- Smart Home Integration: Syncs with home devices via BYD IoT.
- Over-the-Air Personalization: Download themes, wallpapers, and voice packs.
These small touches make the Sealion 8’s tech suite both functional and futuristic, reinforcing BYD’s reputation for high-value innovation.
8. Interior Comparison — Sealion 8 vs Key Rivals
| Model | Display Setup | Ambient Lighting | Seating | ADAS Level | Unique Feature |
|---|---|---|---|---|---|
| BYD Sealion 8 | 15.6” Rotating + 12.3” Cluster | 64-color, music-sync | 7 | Level 2+ | DiLink OS 8.0 + Voice AI |
| Kia EV9 | Dual 12.3” Panoramic | 8-color ambient | 6 / 7 | Level 2 | Fingerprint ignition |
| Hyundai Ioniq 7 | 14.5” Infotainment + 12” Cluster | Custom RGB | 6 / 7 | Level 3 (global) | Swivel seats |
| Volvo EX90 | 15” Vertical | Subtle white glow | 7 | Level 2 | Google built-in + radar seat sensors |
The Sealion 8 clearly wins on infotainment versatility and customization options, giving it a unique identity in the premium EV market.
9. Final Verdict — A Cabin Designed for India’s Premium EV Buyers
The BYD Sealion 8 combines space, smart tech, and sustainability in a package that feels every bit as premium as its global rivals.
From the rotating screen and intuitive DiLink system to the whisper-quiet cabin and luxury detailing, it sets a new benchmark for interior design in the electric SUV space.
Key Highlights
✅ 15.6” rotating touchscreen with DiLink 8.0 OS
✅ 7-seat comfort with tri-zone climate control
✅ 64-color ambient lighting and HEPA air purification
✅ OTA updates and advanced ADAS 3.0 integration
✅ Sustainable luxury materials throughout
For Indian buyers upgrading from conventional premium SUVs, the Sealion 8’s interior sophistication will likely be its biggest selling point.
FAQs — BYD Sealion 8 Interior, Comfort, and Technology
Q1. What is the size of the main touchscreen in the BYD Sealion 8?
It features a 15.6-inch rotating display running the latest DiLink OS 8.0 with 5G connectivity.
Q2. How many seats does the BYD Sealion 8 have?
It’s a 7-seater SUV with a 2+3+2 seating layout and foldable third row.
Q3. Does it have premium interior materials?
Yes — vegan leather, recycled fabrics, and satin metal finishes are standard across variants.
Q4. What kind of air purification system is used?
A HEPA-grade PM2.5 filtration system with ionizer and humidity control.
Q5. Does it support OTA updates?
Yes, the Sealion 8 supports full OTA updates for its infotainment, ADAS, and battery systems.
Q6. What voice commands are supported?
The “Hi BYD” AI can control climate, seat adjustments, lighting, music, and navigation.
Q7. What ADAS features come standard?
Level 2+ ADAS suite with adaptive cruise, lane assist, and 360° camera as standard.
