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Opel · Vectra · Vectra Facelift 1999 (1999-2002)

Opel Vectra 2.5i-V6 Diamond Sport

2.4out of 5Cars-Data.com Score

Top 75% of 3,912 hatchback petrol models in this price class.

HatchbackPetrolAutomaticFWDYear 1999G
170
Horsepower · 125 kW
9.5s
0–100 km/h
227
km/h top speed
10.3
l/100 km
€30,065
List price at launch · 1999

The Opel Vectra 2.5i-V6 Diamond Sport is a hatchback powered by a petrol engine delivering 170 hp (125 kW).

Updated Aug 2026 · Data curated by Cars-Data.com

Opel Vectra 2.5i-V6 Diamond Sport at a glance

Performance

It accelerates from 0 to 100 km/h in 9.5 s and reaches a top speed of 227 km/h. Power is routed through a front-wheel-drive layout via an automatic gearbox.

Efficiency & range

Fuel efficiency stands at 10.3 l/100 km combined, CO₂ emissions of 248 g/km.

Generation & history

This variant was introduced in 1999 as part of the Opel Vectra Facelift 1999 generation, and sits alongside 115 other variants in this generation. It is the most powerful variant of this generation.

Full specifications — including engine displacement, transmission type, dimensions, weight, and historical list price — are available on the specifications page.

Quick answers
What is the engine power of the Opel Vectra 2.5i-V6 Diamond Sport?

The Opel Vectra 2.5i-V6 Diamond Sport produces 170 hp (125 kW).

How fast does the Opel Vectra 2.5i-V6 Diamond Sport accelerate from 0 to 100 km/h?

The Opel Vectra 2.5i-V6 Diamond Sport accelerates from 0 to 100 km/h in 9.5 seconds.

What is the top speed of the Opel Vectra 2.5i-V6 Diamond Sport?

The top speed of the Opel Vectra 2.5i-V6 Diamond Sport is 227 km/h.

What is the fuel consumption of the Opel Vectra 2.5i-V6 Diamond Sport?

The Opel Vectra 2.5i-V6 Diamond Sport has a combined fuel consumption of 10.3 l/100 km.

What are the CO₂ emissions of the Opel Vectra 2.5i-V6 Diamond Sport?

The Opel Vectra 2.5i-V6 Diamond Sport emits 248 g/km of CO₂.

What transmission does the Opel Vectra 2.5i-V6 Diamond Sport have?

The Opel Vectra 2.5i-V6 Diamond Sport is equipped with a Automatic transmission.

Is the Opel Vectra 2.5i-V6 Diamond Sport front, rear, or all-wheel drive?

The Opel Vectra 2.5i-V6 Diamond Sport sends power through the FWD drivetrain.

What is the engine size of the Opel Vectra 2.5i-V6 Diamond Sport?

The Opel Vectra 2.5i-V6 Diamond Sport has a 2,498 cc engine with 6 cylinders.

What is the torque of the Opel Vectra 2.5i-V6 Diamond Sport?

The Opel Vectra 2.5i-V6 Diamond Sport produces 230 Nm of torque.

When was the Opel Vectra 2.5i-V6 Diamond Sport introduced?

The Opel Vectra 2.5i-V6 Diamond Sport was introduced in 1999.

Related

Other variants in this generation