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Jaguar I-Pace vs Mercedes B Class comparison

Compare performance (400 HP vs 238 HP), boot space and price (79,200 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Jaguar I-Pace or Mercedes B Class?

Jaguar I-Pace vs Mercedes B Class: Key differences

Jaguar I-Pace

3.7 (2 Reviews)
rate
  • substantially more power
  • clearly quicker 0–100 km/h
  • visibly more trunk space
details

Mercedes B Class

4.9 (5 Reviews)
rate
  • significantly cheaper
  • clearly lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

I-Pace

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Mercedes B Class is significantly cheaper – starting at 33,100 £ , while the Jaguar I-Pace costs 79,200 £ . That’s a price difference of around 46,071 £.

B Class

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 Jaguar I-Pace offers substantially more power – delivering 400 HP compared to 238 HP. That’s roughly 162 HP more horsepower.

When accelerating from 0 to 100 km/h, the Jaguar I-Pace is clearly quicker – completing the sprint in 4.8 s, while the Mercedes B Class takes 6.5 s. That’s about 1.7 s quicker.

There’s also a difference in torque: the Jaguar I-Pace delivers clearly more torque with 696 Nm compared to 400 Nm. That’s about 296 Nm more.

I-Pace

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 terms of curb weight, Mercedes B Class is clearly lighter – 1,405 kg compared to 2,226 kg. The difference is around 821 kg.

Looking at boot space, the Jaguar I-Pace offers visibly more boot space – 638 L compared to 455 L. That’s a difference of about 183 L.

When it comes to payload, the Mercedes B Class carries slightly more – 550 kg compared to 444 kg. That’s a difference of about 106 kg.

Who wins the race in the data check?

The Jaguar I-Pace is decisively ahead 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 £79,200
I-Pace

Jaguar I-Pace

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 400 HP
  • Consumption kWh/100km : 25.2 kWh/100km
  • Electric Range : 469 km
details

Frequently compared as well

Mercedes A Class
Mercedes B Class
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The Mercedes A‑Class is the sporty, tech‑savvy compact that thrills with sharp handling and a slick cockpit, while the Mercedes B‑Class trades a bit of attitude for towering practicality, roomier seats and a more useful boot. Choose the A‑Class if you want driving fun and style; pick the B‑Class if …
Mercedes B Class
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Jaguar I-Pace
Mercedes B Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Jaguar I-Pace

The Jaguar I-Pace pairs instantaneous electric shove with graceful, feline looks, so it never feels like you're piloting a refrigerator with style. Inside it serves proper Jaguar luxury and clever packaging, making it a tempting choice for buyers who want EV convenience without losing personality.

details
Jag_I-PACE_22MY_Black_Exterior_20.04.21_001
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Jag_I-PACE_21MY_Interior_23.06.20_001_HomeScreen

Reviews Jaguar I-Pace

3.7 (2 Reviews)
rate
Stefan
3 Apr 2026, 10:23:27

The Ipace is a tragedy. Looks nice..but the quality is very low. After 30000km I changed the charger, I changed the heater..aprox 8000 euro cost. Not recomend in any eay. Avoid it!

How do you mainly use this car? (optional): City / Short distance
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

details
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18C0953_005
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18C0947_044

Reviews Mercedes B Class

4.9 (5 Reviews)
rate
Peter
5 Mar 2026, 05:51:19

My wife and I have been driving a Mercedes W247 200d for seven years now, with 93,000 km on the clock. The car is very comfortable even on long trips and economical. At the last service the pads of the electric parking brake were replaced; otherwise no repairs. We love this car.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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In a head-to-head comparison, the Mercedes B-Klasse and Volvo XC40 each present unique appeals to different driving preferences. The Mercedes B-Klasse, with its refined elegance and advanced technology, offers a smooth ride and functional versatility ideal for families. On the other hand, the Volvo …
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Jaguar I-Pace
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Jaguar I-Pace
Mercedes B Class

Costs and Consumption
Price
79,200 - 85,500 £
Price
33,100 - 52,500 £
Consumption L/100km
-
Consumption L/100km
5.1 - 6.9 L/100km
Consumption kWh/100km
25.2 kWh/100km
Consumption kWh/100km
-
Electric Range
469 km
Electric Range
-
Battery Capacity
84.7 kWh
Battery Capacity
-
co2
0 g/km
co2
133 - 156 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
MPV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,226 kg
Curb weight
1,405 - 1,565 kg
Trunk capacity
638 L
Trunk capacity
445 - 455 L
Length
4,682 mm
Length
-
Width
2,011 mm
Width
1,796 mm
Height
1,566 mm
Height
-
Max trunk capacity
1,453 L
Max trunk capacity
-
Payload
444 kg
Payload
515 - 550 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
400 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
4.8 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
200 km/h
Max Speed
-
Torque
696 Nm
Torque
200 - 400 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
294 kW
Power kW
85 - 175 kW
Engine capacity
-
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2023
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
D, E, F
Brand
Jaguar
Brand
Mercedes-Benz
What drive types are available for the Jaguar I-Pace?

Available configurations include All-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.