Which Audi is better value for money, A1 or A3?

When it comes to price, the Audi A1 typically takes the crown for affordability. It’s the smart choice if budget constraints are considered. Prices for a used A1 are lower than an equivalent specification A3, making it an attractive option if you’re looking to balance luxury and cost-effectiveness.

The A3 justifies its higher price tag with additional features and a more spacious interior. It’s an investment in comfort and versatility. If you’re after more features and extra space, spending a bit more on the A3 could prove worthwhile. 

  • Audi A1 (used 2022):
    • Starting Price: £18,000
    • Typical Range: £18,000 – £22,000 (depending on trim and mileage)​
  • Audi A3 (used 2022):
    • Starting Price: £19,000
    • Typical Range: £19,000 – £26,000 (based on trim and engine choice)

Silver Audi A1 parked on a mountain road with snow-capped mountains in the backgroundAudi A1

What are the performance and engine options?

Under the bonnet, both models offer a range of efficient engines. The A1 generally offers smaller, more economical engines, perfect for city dwellers who value fuel efficiency. Consider the 1.0-litre TFSI for a balance of power and economy;

The A3, meanwhile, opens the doors to more powerful engine options, including diesel and even plug-in hybrid variants, making it the go-to model for those who crave a bit more oomph on the motorway.

Audi A1:

  • Engine Options:
    • 1.0-litre TFSI
  • Trims Available:
    • SE
    • Sport
    • S Line

Audi A3:

  • Engine Options:
    • 1.0 TFSI
    • 1.5 TFSI
    • 2.0-litre TDI diesel
    • Plug-in hybrid variant available
  • Trims Available:
    • Technik
    • Sport
    • S Line

Which offers better interior and tech features?

Step inside either model, and that’s where the Audi charm begins to shine. The A1, despite its smaller size, doesn’t skimp on features. You’ll find many features, like a digital cockpit and smartphone integration; useful modern technology that makes driving easier and more enjoyable.

The A3, being one step up the ladder in the Audi line-up, adds additional touches of luxury that make the interior even more refined. Bigger screens, more intuitive controls, and advanced driver assistance features make it feel a step above the A1. It’s perfect if you want the latest gadgets at your fingertips, and provides an experience similar to what you’d find in the Mercedes-Benz A-Class.

Close-up of the steering wheel, dashboard, and center console in an Audi A1Audi A1

How do Audi A1 and A3 stack up in terms of practicality?

Practicality is where each model shines in its own right. The A1, with its smaller footprint, excels in urban settings. Its compact nature means parking in tight spots is a breeze, while still offering five doors, five seats and decent boot space for your day-to-day needs.

Conversely, the A3’s larger dimensions translate to increased legroom and boot capacity, providing comfort for longer journeys. If you often need extra luggage space or space for sports gear, the A3 is a far more versatile option. For those who need even more space, consider checking out the Audi Q3 as well.

Audi A1:

Boot Capacity: 335 litres

Audi A3:

Boot Capacity: 380 litres

Front view of a white Audi A3 with the license plate L023 GOUAudi A3

What are the size differences between Audi A1 and A3?

When deciding between the Audi A1 and A3, size is a key factor. The A1 is more compact, ideal for city driving and easy parking, measuring around 4 metres in length. The A3 offers significantly more interior space thanks to a length, despite only being 34cm longer than the A1, making it a bit more suited for weekend getaways or family trips.

Audi A1:

  • Length: 4,029 mm
  • Width: 1,740 mm
  • Height: 1,409 mm

Audi A3:

  • Length: 4,340 mm
  • Width: 1,800 mm
  • Height: 1,430 mm

Which provides a better driving experience, the A3 or A1?

Driving experience can be subjective, but both the A1 and A3 deliver on Audi’s promise of a smooth and comfortable ride. The A1 is lightweight, agile and zippy, perfect for city streets and narrow lanes. 

Meanwhile, the A3 offers a more planted and composed drive, which is especially noticeable on motorways. It feels more stable at higher speeds and can handle winding roads with ease. If you enjoy long drives and would appreciate a quieter cabin, the A3 will be a better choice than the A1.

White Audi A1 driving on a road with trees in the backgroundAudi A1

What about running costs and fuel efficiency?

The A1, with its smaller engines, generally offers better fuel efficiency, making it a wallet-friendly choice for daily commutes. You’ll appreciate fewer stops at the petrol pump, especially if most of your driving is around town.

The A3’s larger engines might incur slightly higher fuel costs, but the trade-off is added performance and capability on longer journeys. Additionally, both models have excellent resale values, albeit with the A1 often retaining a higher percentage of its original value.

Audi A1

  • 1.0-litre TFSI:
    • Urban: 42 MPG
    • Extra Urban: 64 MPG
    • Combined: 55 MPG

Audi A3

  • 1.0 TFSI:
    • Urban: 45 MPG
    • Extra Urban: 67 MPG
    • Combined: 55 MPG
  • 1.5 TFSI:
    • Urban: 44 MPG
    • Extra Urban: 64 MPG
    • Combined: 52 MPG
  • 2.0 TDI Diesel:
    • Urban: 50 MPG
    • Extra Urban: 70 MPG
    • Combined: 61 MPG 

For more insights into economical driving, explore our feature on the Most Economical Petrol Cars.

How safe are the Audi A1 and A3?

Safety is paramount, and both Audi models excel in this area. Standard safety features across the range ensure peace of mind, with the A3 offering slightly more due to its higher price tag. Advanced systems like adaptive cruise control and lane assist are available on the A3, which can make a significant difference to comfort levels during long drives.

The A1, while smaller, is still extremely safe. It offers solid protection and comes with essential safety systems to keep you and your passengers safe. Both have received commendable safety ratings, providing confidence as you take on the open road.

Yellow Audi A3 driving on a road with trees in the backgroundAudi A3

Verdict on Audi A1 vs A3

In this head-to-head, both the Audi A1 and Audi A3 shine in their respective ways. Your best choice hinges on where you place your priorities—be it budget, space, or luxury features.

After considering the key points, the Audi A3 comes out on top. With its spacious interior, added comfort, and more powerful engine options, it excels in city and open-road driving. The A1 is a solid option for drivers on a budget, but if you’re looking for upgraded features and a great driving experience, the A3’s higher price is justified.  

If you remain undecided, exploring other options like the BMW 1-Series or the Mercedes C-Class might provide additional food for thought.