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Mazda 3 Sedan vs Genesis G70 - Differences and prices compared

Compare performance (186 HP vs 245 HP), boot space and price (25000 £ vs 38600 £ ) at a glance. Find out which car is the better choice for you – Mazda 3 Sedan or Genesis G70?

Mazda 3 Sedan

4.7 (1 Reviews)
rate

Genesis G70

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

G70

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 has a clearly advantage in terms of price – it starts at 25000 £ , while the Genesis G70 costs 38600 £ . That’s a price difference of around 13577 £.

Fuel consumption also shows a difference: Mazda 3 Sedan manages with 5.50 L and is therefore slightly more efficient than the Genesis G70 with 6.50 L. The difference is about 1 L per 100 km.

G70

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Genesis G70 has a distinct edge – offering 245 HP compared to 186 HP. That’s roughly 59 HP more horsepower.

In acceleration from 0 to 100 km/h, the Genesis G70 is clearly perceptible quicker – completing the sprint in 6.10 s, while the Mazda 3 Sedan takes 8.10 s. That’s about 2 s faster.

There’s also a difference in torque: Genesis G70 pulls clearly stronger with 440 Nm compared to 240 Nm. That’s about 200 Nm difference.

G70

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In curb weight, Mazda 3 Sedan is evident lighter – 1420 kg compared to 1727 kg. The difference is around 307 kg.

In terms of boot space, the Mazda 3 Sedan offers evident more room – 450 L compared to 330 L. That’s a difference of about 120 L.

When it comes to payload, Mazda 3 Sedan slight takes the win – 481 kg compared to 452 kg. That’s a difference of about 29 kg.

Who wins the race in the data check?

The Mazda 3 Sedan holds a solid overall lead 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.

Mazda 3 Sedan
Genesis G70

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £25,000
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Mazda 3 Sedan

  • Engine Type : Petrol MHEV
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 140 - 186 HP
  • Consumption L/100km : 5.5 - 6.1 L
details

Mazda 3 Sedan

4.7 (1 Reviews)
rate

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.

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Genesis G70

The Genesis G70 blends sleek, low-slung styling with a cabin that feels more bespoke than bargain-bin, delivering driver-focused dynamics that make long runs and twisty roads equally entertaining. With premium materials, thoughtful tech and a value proposition that nudges past its German rivals, it’s the kind of compact executive that feels serious but doesn’t take itself too seriously.

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614635
614637
611727(1)

Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate

Reviews Genesis G70

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Mazda 3 Sedan
Genesis G70

Costs and Consumption
Price
25000 - 34200 £
Price
38600 - 44500 £
Consumption L/100km
5.5 - 6.1 L
Consumption L/100km
6.5 - 9.1 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
123 - 135 g/km
co2
170 - 206 g/km
Fuel tank capacity
-
Fuel tank capacity
60 L

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
1420 - 1492 kg
Curb weight
1727 - 1858 kg
Trunk capacity
450 L
Trunk capacity
330 L
Length
-
Length
4685 mm
Width
1795 mm
Width
1850 mm
Height
-
Height
1400 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
467 - 481 kg
Payload
413 - 452 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol, Diesel
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
140 - 186 HP
Power HP
200 - 245 HP
Acceleration 0-100km/h
8.1 - 9.8 s
Acceleration 0-100km/h
6.1 - 7.9 s
Max Speed
-
Max Speed
230 - 240 km/h
Torque
238 - 240 Nm
Torque
353 - 440 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
103 - 137 kW
Power kW
147 - 180 kW
Engine capacity
1998 - 2488 cm3
Engine capacity
1998 - 2199 cm3

General
Model Year
2025
Model Year
2021 - 2023
CO2 Efficiency Class
D
CO2 Efficiency Class
G, F
Brand
Mazda
Brand
Genesis

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What drivetrain options does the Mazda 3 Sedan have?

The Mazda 3 Sedan is available as Front-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.