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Mazda 3 Sedan vs Genesis G80 comparison

Compare performance (186 HP vs 370 HP), boot space and price (25,000 £ vs 64,300 £ ) at a glance. Find out which car is the better choice for you – Mazda 3 Sedan or Genesis G80?

Mazda 3 Sedan vs Genesis G80: Key differences

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • substantially cheaper
  • substantially lighter
  • markedly more trunk space
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Genesis G80

  • clearly more power
  • considerably quicker 0–100 km/h
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By Achim Sedelmaier

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

3 Sedan

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.

Mazda 3 Sedan is substantially cheaper – starting at 25,000 £ , while the Genesis G80 costs 64,300 £ . That’s a price difference of around 39,308 £.

G80

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Genesis G80 offers clearly more power – delivering 370 HP compared to 186 HP. That’s roughly 184 HP more horsepower.

When accelerating from 0 to 100 km/h, the Genesis G80 is considerably quicker – completing the sprint in 5.1 s, while the Mazda 3 Sedan takes 8.1 s. That’s about 3 s quicker.

There’s also a difference in torque: the Genesis G80 delivers considerably more torque with 700 Nm compared to 240 Nm. That’s about 460 Nm more.

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 terms of curb weight, Mazda 3 Sedan is substantially lighter – 1,420 kg compared to 2,410 kg. The difference is around 990 kg.

Looking at boot space, the Mazda 3 Sedan offers markedly more boot space – 450 L compared to 354 L. That’s a difference of about 96 L.

When it comes to payload, the Genesis G80 carries barely more – 490 kg compared to 481 kg. That’s a difference of about 9 kg.

Who wins the race in the data check?

The Genesis G80 is far ahead overall in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £64,300
G80

Genesis G80

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 370 HP
  • Consumption kWh/100km : 18.1 kWh/100km
  • Electric Range : 570 km
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Mazda 3 Sedan
Genesis G80

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 3 Sedan

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

details
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Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

Genesis G80

The Genesis G80 is a quietly confident executive sedan that marries elegant, restrained design with an interior that feels bespoke rather than mass-produced. For buyers who crave flagship comfort and poise without the badge theatrics, the G80 serves serious luxury and refinement with a touch of surprising value — like a tuxedoed chauffeur who secretly loves great playlists.

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Mazda 3 Sedan
Genesis G80

Costs and Consumption
Price
25,000 - 34,200 £
Price
64,300 - 67,800 £
Consumption L/100km
5.5 - 6.1 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
18.1 kWh/100km
Electric Range
-
Electric Range
570 km
Battery Capacity
-
Battery Capacity
-
co2
123 - 135 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,420 - 1,492 kg
Curb weight
2,410 kg
Trunk capacity
450 L
Trunk capacity
354 L
Length
-
Length
-
Width
1,795 mm
Width
1,925 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
467 - 481 kg
Payload
490 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
140 - 186 HP
Power HP
370 HP
Acceleration 0-100km/h
8.1 - 9.8 s
Acceleration 0-100km/h
5.1 s
Max Speed
-
Max Speed
-
Torque
238 - 240 Nm
Torque
700 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
103 - 137 kW
Power kW
272 kW
Engine capacity
1,998 - 2,488 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
A
Brand
Mazda
Brand
Genesis
What drivetrain options does the Mazda 3 Sedan have?

The Mazda 3 Sedan is offered with Front-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.