- Welcome to Mantles BYD
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Trending BYD Models
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Ti 7from £TBC
On the road
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ATTO 3 EVOfrom £399
Per month
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SEALION 5 DM ifrom £299
Per month
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Seal 6 DM ifrom £349
Per month
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Seal 6 DM i TOURINGfrom £359
Per month
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Approved Used Used Cars
Browse over 95 vehicles in stock.
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Book Online Book Your Service
Book your Service & MOT online today.
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Buy How You Want Buy Online
Browse, finance & buy your perfect used vehicle online.
BYD Models
Introducing the new BYD model range.
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![BYD DOLPHIN SURF]()
BYD DOLPHIN SURF
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from
£18,675
On the road
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from.
£219.00
Per Month
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from
£18,675
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![BYD DOLPHIN]()
BYD DOLPHIN
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from
£26,205
On the road
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from.
£289.00
Per Month
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from
£26,205
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![BYD ATTO 2]()
BYD ATTO 2
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from
£30,875
On the road
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from.
£329.00
Per Month
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from
£30,875
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![BYD ATTO 3]()
BYD ATTO 3
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from
£37,705
On the road
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from.
£379.00
Per Month
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from
£37,705
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![BYD Atto 3 EVO]()
BYD ATTO 3 EVO
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from
£38,990
On the road
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from.
£399.00
Per Month
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from
£38,990
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![BYD Seal U DM i]()
New BYD Seal U DM-i
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from
£34,995
On the road
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from.
£389.00
Per Month
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from
£34,995
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![BYD SEAL]()
BYD SEAL
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from
£45,730
On the road
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from.
£459.00
Per Month
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from
£45,730
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![BYD Sealion]()
BYD Sealion 7
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from
£47,025
On the road
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from.
£479.00
Per Month
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from
£47,025
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![BYD Seal 6 DM i]()
BYD Seal 6 DM i
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from
£34,020
On the road
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from.
£349.00
Per Month
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from
£34,020
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![BYD Seal 6 DM i TOURING]()
BYD Seal 6 DM i TOURING
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from
£35,020
On the road
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from.
£359.00
Per Month
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from
£35,020
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![BYD SEALION 5 DM i]()
BYD SEALION 5 DM i
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from
£29,995
On the road
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from.
£299.00
Per Month
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from
£29,995
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![BYD Ti 7]()
BYD Ti 7
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from
£TBC
On the road
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from
£TBC
Welcome to Grainger Motor Group BYD - Your Electric Future Starts Here
New & Used BYD Plug-In Hybrid & Electric Cars For Sale
Welcome to Grainger Motor Group BYD, your destination for the latest BYD electric and hybrid vehicles. Bringing together Mantles BYD in Royston and EMG BYD in Spalding, King’s Lynn, and Bury St Edmunds, we’re proud to offer a consistent, high-quality experience across all of our locations.
If you’re looking to make the switch to battery-powered driving, then you’ve come to the right place! Visit our modern showroom where you can explore the complete BYD range, from the compact city-friendly Dolphin to the spacious family-focused Atto 3 and the sophisticated Seal U hybrid.
We are here to answer all your questions about electric driving, charging, and finding the perfect model for your lifestyle. Whether you're curious about your first electric car, need expert servicing for your BYD, or want to explore finance and Motability options, we make the transition to cleaner driving simple and enjoyable.
Come and see why drivers across Hertfordshire, Cambridge, Norfolk, Suffolk and Lincolnshire and beyond choose Grainger Motor Group for their BYD new-car experience.
Discover the Complete Range of BYD Cars
Including the BYD Dolphin, BYD Dolphin Surf, BYD Atto 2, BYD Atto 3, BYD Seal, BYD Seal U DM-i, and BYD Sealion 7.
Why Choose Grainger Motor Group BYD for Your BYD Car?
Award-Winning Service You Can Trust
As winners of the UK Dealer of the Year, the Kia Customer Experience Award, and holders of Kia Global Prestige Dealer Status, we bring the same exceptional standards to our BYD franchise.
Benefit From Our BYD Expertise:
Factory-trained BYD specialists on-site, latest BYD diagnostic equipment and tools, genuine BYD parts are always in stock, up-to-date knowledge of electric vehicle technology, regular training updates from BYD UK, and ongoing support throughout your ownership.
Decades of Experience in the Motor Trade
With over 100 years of automotive experience, we understand what customers want. Our family-friendly approach means we build relationships that last, supporting you from your first enquiry through years of happy motoring.
Serving East Anglia and Hertfordshire
With locations in Royston, Bury St Edmunds, Spalding and King’s Lynn, we’re perfectly positioned to serve customers throughout Hertfordshire and East Anglia. Our convenient locations make us easily accessible, whether you're travelling from nearby towns or further afield across the region.
We regularly deliver vehicles throughout these areas, and our mobile servicing options can reach even further. Distance is no barrier to experiencing excellent BYD service from our BYD dealerships, so wherever you’re based in the UK, get in touch with us to find out if we can help.
Visit Grainger Motor Group BYD Today
Experience Electric Driving in the Heart of Hertfordshire and East Anglia
Are you ready to discover your electric future? Visit your nearest BYD showroom to see, touch, and drive the latest BYD models. Our team is here to answer your questions, arrange test drives, and help you make the switch to cleaner, quieter, and more efficient motoring.
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Buy Online New Cars
Discover the full range of new vehicles available from EMG Motor Group today.
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Approved Used Used Cars
With a wide variety of Approved Used Cars in stock, we’re sure to find your perfect car.
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Motability Scheme Motability Cars
Find the perfect Mobility vehicle for you, brand new.
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Book Online Service & MOT
Book your Service & MOT online today.
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Get In Touch Contact Us
Contact Mantles BYD today, or view our contact and location details.
Grainger Motor Group Timeline
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Aug 2022Grainger Motor Group is Formed
Brothers Harry & Neal Grainger come together to form Grainger Motor Group. Having started out in the automotive industry aged 16 & 18 working in a family run dealer group for over 40 years. Neal & Harry joined Norton Way Motors as trainees working throughout all areas of the business, eventually helping to run the business as Operations Director & Finance Director.
´22 -
Jan 2023Grainger Motor Group acquires Mantles Group
Grainger Motor Group acquires Mantles Group Ltd, a 100-year-old family business, with a Kia dealership on York Way in Royston, Hertfordshire. The Mantles family had run the business for three generations, John Mantle and the Grainger’s share key values, underpinning the culture of a family run business, recognising our staff are the biggest asset to the business. These values and the succession of the business to continue under family ownership was a key reason John Mantle agreed to sell Mantles to Harry & Neal.
´23 -
Dec 2023Acquisition of EMG Used Cars in Royston
Grainger Motor Group adds it’s second site with the acquisition of EMG Used Cars in Royston. Mantles Group Ltd grows to two sites acquiring the site located next door, growing the footprint of our Royston site to 2.6acres.
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Jan 2024Mantles Kia wins Kia Awards
Mantles Kia wins ‘European Kia Dealer of the year’ and finishes 2nd in the Kia dealer excellence awards for their performance in 2023
´24 -
Jan 2024Grainger Motor Group Acquires EMG Anglia
Grainger Motor Group completes the acquisition of EMG Anglia Ltd from Nick Storey, EMG Holdings. EMG Anglia is a well-established business with 14 dealerships across East Anglia, representing Kia in Cambridge, Ely, Thetford and King’s Lynn, MG Ipswich, Mazda Boston & Cambridge and specialist Used car dealerships in Huntingdon, Haverhill, Duxford and Spalding. As part of this deal, Rent Direct, which offers car and van hire across East Anglia, was also included. This acquisition takes Grainger Motor Group to over 300 staff across 16 locations throughout Hertfordshire & East Anglia - making GMG one of the fastest growing family automotive dealer groups in the UK!
´24 -
Oct 2024Mantles Kia New Showroom
Mantles Kia moves into its brand-new home next door on the Old North Road site. After significant investment the stunning new showroom opens with the latest Kia design, and benefits from a larger footprint and its own dedicated aftersales reception.in
´24 -
Nov 2024Mantles BYD Royston Opens
Grainger Motor Group opens its 1st BYD Dealership in former Mantles Kia Showroom in Royston.
´24 -
Nov 2024Mantles Kia Wins Motor Trader Awards
Mantles Kia wins Motor Trader Awards ‘Best Customer Care Dealership’ & ‘Most Improved Dealership of the year’.
´24 -
Jan 2025BYD Kings Lynn & BYD Spalding
GMG opens BYD King's Lynn in the former EMG Nissan site & in the same month BYD Spalding opens in a former EMG Used car dealership, growing the relationship with BYD to three locations.
´25 -
Jan 2025Grainger Motor Group wins 6 out of 7 Awards
Grainger Motor Group wins 6 out of 7 awards at the Kia Dealer Excellence Conference for their performance in 2024. This is something the Grainger’s are very proud of, considering the Kia dealer network is very strong and there over 180 dealers.
EV Dealer of the year
Sales Excellence Award
Customer Experience AwardDealer Excellence - Dealer of the year – Grainger Motor Group wins first, second and third place. With Mantles Kia achieving first place, EMG Cambridge achieving second place closely followed by EMG Thetford in third place.
´25 -
Feb 2025Kia South Cambridge Opens
Grainger Motor Group opens 6th Kia dealership, Kia South Cambridge in Stapleford, Cambridgeshire.
´25 -
May 2025AM Awards 2025
Grainger Motor Group takes home 5 awards at the AM AWARDS 2025
Dealer Group of the Year - Grainger Motor Group
Used Car Performance of the Year - Grainger Motor Group
Franchised Dealership of the Year - Mantles Kia
EV Performance of the Year - Mantles Kia
Special Award: Retailer of the Year - Grainger Motor Group
´25 -
Jun 2025Great Place To Work UK
Grainger Motor Group recognised as one of the UK’s Best Workplaces.
We are delighted that The 2025 UK’s Best Workplaces in Retail, Hospitality & Leisure™ list launched by Great Place To Work UK, has recognised Grainger Motor Group.
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Sep 2025EMG BYD Bury St Edmunds Opens
Grainger Motor Group opens BYD Bury St Edmunds in Suffolk. The site, formerly operating as a used-car dealership under EMG, is fully refurbished and rebranded, marking Grainger’s fourth BYD location and strengthening its partnership with the fast-growing EV manufacturer.
´25 -
Nov 2025Kia PBV Centres Unveiled
EMG King’s Lynn and EMG Cambridge unveil newly developed Kia PBV centres. The upgraded sites introduce Kia’s newest range of electric vans to the region, offering dedicated facilities, specialist staff, and expanded services for business and fleet customers.
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Nov 2025Grainger Motor Group enters AM100
Grainger Motor Group enters AM100 listing achieving 76th place on the AM100, one of the fastest growing family businesses to achieve AM100 status.
´25 -
Nov 2025Motor Trader Industry Awards 2025
Grainger Motor Group wins four awards at the Motor Trader Industry Awards 2025!
"Aftersales Excellence Award” — Grainger Motor Group
“Franchised Dealership of the Year” — Mantles Kia
“Most Improved Dealership of the Year” — EMG Kia & Mazda Cambridge
“Used Car Dealer Group of the Year” — Grainger Motor Group´25 -
Jan 2026GMG acquires Norton Way Nissan, Honda and Mazda
Grainger Motor Group acquiries 3 Norton Way dealerships in Letchworth - Nissan, Mazda and Honda. This transition marks a significant milestone in the GMG journey, which has grown the group to 19 total locations.
´26 -
Jan 2026Grainger Motor Group triumph at Kia UK National Dealer Conference
Grainger Motor Group secured 5 out of the 8 top awards presented at the conference. Including:
- Dealer of the Year – 1st Place: EMG Cambridge
- Dealer of the Year – 2nd Place (Joint): EMG Ely
- Dealer of the Year – 2nd Place (Joint): Mantles Kia
- Aftersales Excellence Award: EMG Ely
- EV Excellence Award: EMG Cambridge
´26 -
Jan 2026Grainger Motor Group celebrate double win at BYD UK Retailer Awards
Grainger Motor Group won two prestigious awards at the first-ever BYD UK Retailer Awards, held at the Telford International Centre in Shropshire.
- Retailer Group of the Year
- Aftersales Retailer of the Year - EMG BYD Kings Lynn
´26
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