@ Alfa Romeo / Stellantis Media
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Alfa Romeo Giulia vs BYD Seal 6 – Performance, range & efficiency compared

Both models have their strengths – but which one suits you more?
Compare performance, efficiency, price and space directly: Alfa Romeo Giulia or BYD Seal 6?

Here’s where it gets real: The technical differences in detail

Giulia @ Alfa Romeo / Stellantis Media

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

BYD Seal 6 has a distinct advantage in terms of price – it starts at 36800 £, while the Alfa Romeo Giulia costs 48000 £. That’s a price difference of around 11152 £.

Fuel consumption also shows a difference: BYD Seal 6 manages with 1.70 L and is therefore convincingly more efficient than the Alfa Romeo Giulia with 5.40 L. The difference is about 3.70 L per 100 km.

Giulia @ Alfa Romeo / Stellantis Media

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the BYD Seal 6 has a barely noticeable edge – offering 212 HP compared to 210 HP. That’s roughly 2 HP more horsepower.

In acceleration from 0 to 100 km/h, the Alfa Romeo Giulia is clearly perceptible quicker – completing the sprint in 6.80 s, while the BYD Seal 6 takes 8.50 s. That’s about 1.70 s faster.

In terms of top speed, the Alfa Romeo Giulia performs noticeable better – reaching 235 km/h, while the BYD Seal 6 tops out at 180 km/h. The difference is around 55 km/h.

Giulia @ Alfa Romeo / Stellantis Media

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In curb weight, Alfa Romeo Giulia is minimal lighter – 1640 kg compared to 1710 kg. The difference is around 70 kg.

In terms of boot space, the BYD Seal 6 offers hardly perceptible more room – 500 L compared to 480 L. That’s a difference of about 20 L.

When it comes to payload, Alfa Romeo Giulia to a small extent takes the win – 535 kg compared to 435 kg. That’s a difference of about 100 kg.

Who wins the race?

The BYD Seal 6 proves to be outperforms in nearly all aspects and therefore becomes our DriveDuel Champion!
BYD Seal 6 is the better all-rounder in this comparison.

from about £36,800
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BYD Seal 6

  • Engine Type : Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 184 - 212 HP
  • Consumption L/100km : 1.7 - 2.6 L
  • Electric Range : 50 - 100 km

Alfa Romeo Giulia

The Alfa Romeo Giulia captivates with its stunning Italian design and dynamic performance, representing a perfect blend of elegance and sportiness. Its engaging driving experience, characterised by precise handling and responsive steering, appeals to enthusiasts who crave the thrill of the road. Inside, the Giulia showcases a beautifully crafted interior that combines luxury with cutting-edge technology, making every journey a delight.

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BYD Seal 6

The BYD Seal 6 is a captivating electric sedan that captures attention with its sleek design and modern aerodynamics. With a strong focus on sustainability, it offers an impressive electric driving experience, combining efficiency with cutting-edge technology. The Seal 6 stands out in the EV market for its luxurious interior and innovative features, making it a strong contender for drivers looking to embrace the future of transportation.

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Alfa Romeo Giulia
BYD Seal 6
Giulia @ Alfa Romeo / Stellantis Media

Costs and Consumption

Price
48000 - 57000 £
Price
36800 - 42800 £
Consumption L/100km
5.40 L
Consumption L/100km
1.7 - 2.6 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
50 - 100 km
Battery Capacity
-
Battery Capacity
-
co2
141 g/km
co2
38 - 60 g/km
Fuel tank capacity
58 L
Fuel tank capacity
65 L

Dimensions and Body

Body Type
Sedan
Body Type
Estate
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
1640 kg
Curb weight
1710 - 1805 kg
Trunk capacity
480 L
Trunk capacity
500 L
Length
4650 mm
Length
4840 mm
Width
1860 mm
Width
1875 mm
Height
1438 mm
Height
1505 mm
Max trunk capacity
-
Max trunk capacity
1535 L
Payload
535 kg
Payload
435 kg

Engine and Performance

Engine Type
Diesel
Engine Type
Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
CVT
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
210 HP
Power HP
184 - 212 HP
Acceleration 0-100km/h
6.80 s
Acceleration 0-100km/h
8.5 - 8.9 s
Max Speed
235 km/h
Max Speed
180 km/h
Torque
470 Nm
Torque
-
Number of Cylinders
4
Number of Cylinders
4
Power kW
154 kW
Power kW
135 - 156 kW
Engine capacity
2143 cm3
Engine capacity
1498 cm3

General

Model Year
2024 - 2025
Model Year
2025
CO2 Efficiency Class
E
CO2 Efficiency Class
B
Brand
Alfa Romeo
Brand
BYD
Is the Alfa Romeo Giulia offered with different drivetrains?

Available configurations include All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.