Is the Astra roomy in the back?

The current Opel Astra has 880 mm of rear legroom and 935 mm of rear headroom.

Is the Astra good for tall passengers?

Up front the current Astra has 955 mm of headroom and 1,155 mm of legroom.

Has the Astra got bigger over the years?

Yes — the Astra has grown 32 cm longer since the 1991 Astra.

How big is the Astra boot?

The current Astra has a boot of 361 litres with the seats up.

What is the Astra wheelbase?

The current Astra has a 2,675 mm wheelbase.

Dimensions2026–present

Opel Astra — dimensions

The current Opel Astra is 4,374 mm long, 1,860 mm wide and 1,470 mm tall, on a 2,675 mm wheelbase. It has grown 32 cm longer since the 1991 Astra.

4,374mmLength

1,860mmWidth

1,470mmHeight

2,675mmWheelbase

361lBoot capacity

How the Astra has grown

4,051

4,110

4,249

4,419

4,429

4,370

4,374

1991

1998

2004

2009

2012

2015

2021

2026

Years	Length	Width	Height	Wheelbase	Boot capacity	Turning circle
1991–1998	4,051	1,688	1,410	2,517	360	10.5
1998–2004	4,110	1,709	1,425	2,606	370	10.1
2004–2009	4,249	1,753	1,460	2,614	347	10.5
2009–2012	4,419	1,814	1,510	2,685	370	11.5
2012–2017	4,429	1,820	1,504	2,687	372	11.5
2015–2021	4,370	1,809	1,485	2,662	370	11.1
2021–2026	4,374	1,860	1,441	2,675	402	10.5
2026–presentCurrent	4,374	1,860	1,470	2,675	361	11.1

Interior space

The Opel Astra offers 880 mm of rear legroom and 935 mm of rear headroom, with 1,155 mm of legroom and 955 mm of headroom up front. Rear shoulder room measures 1,375 mm across.

	Front	Rear
Legroom	1,155 mm	880 mm
Headroom	955 mm	935 mm
Shoulder room	1,435 mm	1,375 mm

Interior figures are the roomiest measurement (seat fully back), taken as the median across the current generation’s variants; individual trims vary.

Frequently asked

How big is the Opel Astra?: The current Opel Astra is 4,374 mm long, 1,860 mm wide and 1,470 mm tall.
Is the Astra roomy in the back?: The current Opel Astra has 880 mm of rear legroom and 935 mm of rear headroom.
Is the Astra good for tall passengers?: Up front the current Astra has 955 mm of headroom and 1,155 mm of legroom.
Has the Astra got bigger over the years?: Yes — the Astra has grown 32 cm longer since the 1991 Astra.
How big is the Astra boot?: The current Astra has a boot of 361 litres with the seats up.
What is the Astra wheelbase?: The current Astra has a 2,675 mm wheelbase.

How this is measured

Exterior figures are manufacturer specifications for the Astra, averaged per generation across its variants and shown for the most common body style. Generations with the same size are merged. Boot capacity is the seats-up figure where the manufacturer quotes one.

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