Used

£29,200

£25,400

8.9%APR

£409/Month

PCP

2025 BYD Seal 6

1.5 DM-i 10kWh Boost CVT Auto Euro 6 (s/s) 5dr

2025
DY75WFF
Petrol Plug-In Hybrid
Automatic
2,785 Miles
Black

BYD Stoke

Cash Price£25,400
Deposit£1,000
APR8.9%
monthly payments£409
Rate of interest4.61%
Total amount payable£31,720
Term48 months
Total deposit£1,000
Total amount of credit£24,400
Optional final payment£11,111
Annual mileage6,000
Excess cost per mile15 pence

Interested in a used BYD?

Get in touch and our expert team will be on hand to assist you!

The Latest Addition to the BYD Range

Introducing the BYD SEAL 6 DM-i, a striking and city-ready plug-in hybrid that blends efficiency with modern design. Available in both a sleek Saloon and versatile Touring body style, this impressive new model enhances the growing BYD line-up. Offered in Boost and Comfort trim levels, the SEAL 6 DM-i showcases BYD’s advanced Super Hybrid Dual-Mode technology, delivering a seamless balance of electric and petrol performance.

The SEAL 6 DM-i is designed to make an immediate impact. Created under the direction of BYD’s Global Design Director, Wolfgang Egger, the model embodies BYD’s distinctive “Ocean” design language. Its sporty saloon-inspired styling gives it a confident road presence while maintaining refined elegance.

Measuring 4,830 mm in length, the SEAL 6 DM-i is perfectly suited to urban driving, offering easy manoeuvrability without compromising on interior space. Inside, the intelligently designed cabin maximises legroom, headroom, and overall comfort, ensuring an enjoyable experience for both driver and passengers alike.

Overview

What you’ll love

Spacious, well-finished interior
Equipped with advanced technology
Excellent value for money

Good to Know

A firmer suspension
Interior wear that comes with used vehicles

935 Miles

Maximum Range - WLTP Combined

65 Miles

Full Electric Range

212 PS

Power up to

491 Litres

of Boot Space

How it Performs

How the BYD SEAL 6 DM-i Performs

The BYD SEAL 6 DM-i delivers an impressively smooth yet responsive drive, powered by its advanced Super Hybrid Dual-Mode system. Available in both Saloon and Touring variants, it offers confident acceleration and excellent efficiency, making it equally suited to city streets and motorway journeys.

Depending on trim level, the SEAL 6 DM-i produces 135 kW in Boost and 156 kW in Comfort, providing strong and consistent performance. The electric motor generates 300 Nm of torque, ensuring immediate low-end response and effortless overtaking power.

Acceleration from 0–62 mph takes approximately 8.9 seconds in the Boost model and 8.5 seconds in the Comfort variant (figures may vary slightly by body style). With a top speed of 112 mph, it has more than enough capability for everyday driving and longer-distance travel.

Efficiency is a standout feature. WLTP combined fuel consumption reaches up to 64.2 mpg in Boost and 58.9 mpg in Comfort, delivering excellent economy without compromising performance. Drivers benefit from EV-style smoothness around town, paired with the long-range flexibility of hybrid power on the motorway.

Battery capacity differs by trim:

Comfort features a larger 19 kWh Blade Battery
Boost is equipped with a 10.08 kWh Blade Battery

Charging is both convenient and flexible. The Comfort model supports 6.6 kW AC charging and up to 26 kW DC rapid charging, allowing for quicker top-ups when needed.

Overall, the SEAL 6 DM-i strikes an ideal balance between dynamic hybrid performance, strong efficiency, and everyday usability.

Used SEAL 6 Interior

The interior of the BYD SEAL 6 DM-i blends contemporary design with everyday comfort. Smooth, sculpted lines throughout the cabin create a cohesive, immersive environment that feels open and modern.

Higher-spec models feature a 15.6‑inch ultra-thin floating touchscreen, while base trims come with a 12.8‑inch display, both fully compatible with Apple CarPlay and Android Auto. Seats are finished in vegan leather, and on the Comfort trim, they are power-adjustable, ventilated, heated, and equipped with memory functions. Drivers also benefit from a smart steering wheel with optimised controls and a sleek electronic gear selector.

Rear passengers enjoy generous legroom and a flat floor, making the cabin feel more spacious than its size suggests. The Comfort trim adds a full panoramic sunroof and multi-coloured ambient lighting, enhancing the premium atmosphere.

Overall, the SEAL 6 DM-i interior combines high-tech EV-style features with practical, family-friendly comfort, delivering a cabin that is both stylish and functional.

Side view image of front-left wheel on BYD SEAL 6 DM-i

Close up of front seats in a BYD SEAL 6 DM-i

Close up of steering wheel in BYD SEAL 6 DM-i

Stand Out Features

BYD Intelligent Cockpit

The BYD SEAL 6's 4G connection system brings an ultra-smart driving experience together with leading infotainment, featuring navigation as standard and integrated apps such as Android Auto and Apple CarPlay. Intelligent voice control also enhances the interactive experience and helps keep your focus on the road. With Over-The-Air (OTA) updates, you can always enjoy the latest technological advancements.

Control at your fingertips with Panoramic Sunroof

With the luxury of a Panoramic Sunroof, the BYD SEAL 6 is always ready to give you unlimited style and help you stay relaxed during a summer's journey.

Comfortable Rear-seat Space

The rear-seat space enhances the SEAL 6's spacious and airy ambiance. With brilliant functions such as ambient lighting and wireless charging, the SEAL 6 offers a mix of flexibility, versatility and sophistication.

Innovative BYD SEAL 6 Blade Battery Technology

The BYD Seal 6 DM-i is equipped with BYD’s innovative Blade Battery, which uses lithium-iron-phosphate (LFP) chemistry. This design gives the battery exceptional safety - it passes the strict nail-penetration test without catching fire or producing smoke. The “blade” format allows for very efficient space utilisation, meaning more energy can be packed into a compact footprint, contributing to the car’s impressive electric range. In the Seal 6 DM-i, there are two battery options: a 10.08 kWh pack in the Boost trim, and a larger 19 kWh version in the Comfort trim. Overall, BYD’s Blade Battery in the Seal 6 DM-i blends top-tier safety, efficiency, and versatility, helping to deliver a high-performance yet practical hybrid system.

How Do I Finance A Used SEAL 6?

Owning a BYD SEAL 6 DM-i has never been easier with Swansway’s finance options, it’s an affordable way to drive away in a used SEAL 6 and BYD has some great offers on new cars.

You can tailor your finance agreement to suit you and your budget, there are three main finance agreements to choose from, Hire Purchase (HP), Personal Contract Hire (PCH) or Personal Contract Purchase (PCP), choosing which finance agreement to take out will depend on your circumstances and what you want to do with your car at the end of the agreement.

Used BYD Seal 6 for sale

Refundable deposit of £49