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Cadillac OPTIQ vs BYD Dolphin comparison

Compare performance (304 HP vs 204 HP), boot space and price (55,700 £ vs 29,700 £ ) at a glance. Find out which car is the better choice for you – Cadillac OPTIQ or BYD Dolphin?

Cadillac OPTIQ vs BYD Dolphin: Key differences

Cadillac OPTIQ

3.7 (1 Reviews)
rate
  • clearly more power
  • slightly quicker 0–100 km/h
  • noticeably more trunk space
details

BYD Dolphin

4 (4 Reviews)
rate
  • substantially cheaper
  • noticeably more efficient
  • marginally more electric range
  • significantly 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

Dolphin

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 Dolphin is substantially cheaper – starting at 29,700 £ , while the Cadillac OPTIQ costs 55,700 £ . That’s a price difference of around 26,023 £.

In terms of energy consumption, the BYD Dolphin is noticeably more efficient: consuming 15.9 kWh/100km compared to 19.9 kWh/100km for the Cadillac OPTIQ. That’s a difference of about 4 kWh/100km.

As for electric range, the BYD Dolphin offers marginally more range – reaching up to 427 km, about 2 km more than the Cadillac OPTIQ.

Dolphin

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 Cadillac OPTIQ offers clearly more power – delivering 304 HP compared to 204 HP. That’s roughly 100 HP more horsepower.

When accelerating from 0 to 100 km/h, the Cadillac OPTIQ is slightly quicker – completing the sprint in 6.3 s, while the BYD Dolphin takes 7 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Cadillac OPTIQ delivers visibly more torque with 480 Nm compared to 310 Nm. That’s about 170 Nm more.

Dolphin

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, BYD Dolphin is significantly lighter – 1,658 kg compared to 2,376 kg. The difference is around 718 kg.

Looking at boot space, the Cadillac OPTIQ offers noticeably more boot space – 443 L compared to 345 L. That’s a difference of about 98 L.

When it comes to payload, the Cadillac OPTIQ carries markedly more – 524 kg compared to 410 kg. That’s a difference of about 114 kg.

Who wins the race in the data check?

The BYD Dolphin is narrowly 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 £29,700
Dolphin

BYD Dolphin

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 204 HP
  • Consumption kWh/100km 15.9 kWh/100km
  • Electric Range 427 km
details

Frequently compared as well

BYD Dolphin
BYD Atto 2
VS
The BYD Dolphin and BYD Atto 2 represent two distinct EV choices from BYD: the Dolphin is a compact, city-oriented hatchback focused on efficiency and nimble urban driving, while the Atto 2 is a compact crossover offering more space, a higher driving position and richer tech. Choose the Dolphin for …
BYD Dolphin
BYD Dolphin Surf
VS
The BYD Dolphin and the sportier Dolphin Surf share the same efficient electric bones, but the Surf adds visual muscle, slightly firmer suspension and sharper steering for anyone craving a bit more attitude. Inside they’re twins — clever packaging, roomy rear seats and a useful boot — so the Surf’s …
Cadillac OPTIQ
BYD Dolphin

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Cadillac OPTIQ

The Cadillac Optiq is a chic, compact electric SUV that brings the brand’s bold styling, hushed refinement, and confident punch to a more attainable size. With a calm, composed ride, a tech-rich cabin, and the brand’s signature light show outside, it feels like an urban-friendly gateway to true American luxury without losing the drama or the practicality buyers need.

details

Reviews Cadillac OPTIQ

3.7 (1 Reviews)
rate

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

BYD Dolphin

The BYD Dolphin is a cheeky electric hatchback that blends playful styling with surprising practicality, making it a brilliant city companion for buyers who want modern tech without the showroom bravado. It’s comfy, efficient and easy to live with, and while it won’t blind you with supercar drama, it will quietly get the job done with plenty of character.

details
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0344F0B7-DD22-4EE0-9220-311A496628F6

Reviews BYD Dolphin

4 (4 Reviews)
rate
Mark Kennedy
12 Apr 2026, 17:25:08

Absolute gem of a car, wonderfully smooth and powerful, along with being loaded with tech. By far the best car I've had. Would highly recommend

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
John Maskell
3 Jan 2026, 07:26:24

Loving the dolphin

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

Frequently compared as well

BYD Dolphin
MG MG4 Urban
VS
As electric hatchbacks aimed at city buyers, the BYD Dolphin and the MG4 Urban offer practical range and strong value but differ in driving character and tech focus. This comparison highlights the key differences in range, interior space, charging, and driving experience so you can pick the better …
BYD Dolphin
VW ID.3
VS
Comparing the BYD Dolphin and the Volkswagen ID.3 gives a clear picture of two distinct approaches to compact electric hatchbacks: the Dolphin emphasizes value, efficiency and clever packaging, while the ID.3 leans on refinement, driving dynamics and European build quality. If you prioritise range, …
BYD Dolphin
Renault R5
VS
If you want no-nonsense electric practicality and impressive value for daily miles, the BYD Dolphin delivers usable range, clever packaging and tech that actually matters without breaking the bank. The Renault 5, meanwhile, sacrifices a little practicality for irresistible retro charm and …
BYD Dolphin
Nissan Micra
VS
Comparing the BYD Dolphin and the Nissan Micra helps buyers choose between a modern electric hatchback and a long-standing compact city car. The Dolphin brings EV range, advanced tech and a fresh design, while the Micra offers proven fuel efficiency, low running costs and familiar practicality.
BYD Dolphin
Honda Jazz
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BYD Dolphin and Honda Jazz go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice. || Unsure whether the BYD Dolphin or the Honda …
BYD Dolphin
Peugeot 208
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BYD Dolphin and Peugeot 208 go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice. || Unsure whether the BYD Dolphin or the Peugeot …
BYD Dolphin
Kia EV3
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In the increasingly competitive electric vehicle market, the BYD Dolphin and Kia EV3 stand out with their unique features and modern designs. The Dolphin boasts impressive range and efficiency, catering to eco-conscious drivers, while the EV3 impresses with its sporty handling and advanced …
BYD Dolphin
Toyota Yaris
VS
In the competitive subcompact segment, the BYD Dolphin emerges as a strong contender against the established Toyota Yaris, offering a stylish design and impressive electric range that appeals to eco-conscious consumers. While the Yaris is celebrated for its reliability and fuel efficiency, the …
Cadillac OPTIQ
BYD Dolphin

Costs and Consumption
Price
55,700 £
Price
29,700 - 31,400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.9 kWh/100km
Consumption kWh/100km
15.9 kWh/100km
Electric Range
425 km
Electric Range
427 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,376 kg
Curb weight
1,658 kg
Trunk capacity
443 L
Trunk capacity
345 L
Length
-
Length
-
Width
1,912 mm
Width
1,770 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
524 kg
Payload
410 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
304 HP
Power HP
204 HP
Acceleration 0-100km/h
6.3 s
Acceleration 0-100km/h
7 s
Max Speed
-
Max Speed
-
Torque
480 Nm
Torque
310 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
224 kW
Power kW
150 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2026
Model Year
2023
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Cadillac
Brand
BYD
What drive types are available for the Cadillac OPTIQ?

The Cadillac OPTIQ is offered with 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.