The current Hyundai i30 is 4,340 mm long, 1,795 mm wide and 1,455 mm tall, on a 2,650 mm wheelbase. It has grown 10 cm longer since the 2007 i30.
| Years | Length | Width | Height | Wheelbase | Boot capacity | Turning circle |
|---|---|---|---|---|---|---|
| 2007–2010 | 4,245 | 1,775 | 1,470 | 2,650 | 340 | 10.2 |
| 2010–2012 | 4,280 | 1,775 | 1,480 | 2,650 | 340 | 10.2 |
| 2012–2017 | 4,300 | 1,780 | — | 2,650 | 378 | 10.6 |
| 2017–2020 | 4,339 | 1,795 | 1,450 | 2,650 | 394 | 10.6 |
| 2018–2020 | 4,455 | 1,795 | 1,424 | 2,650 | 450 | 10.6 |
| 2020–2024 | 4,384 | 1,795 | 1,443 | 2,650 | 416 | 10.6 |
| 2024–presentCurrent | 4,340 | 1,795 | 1,455 | 2,650 | 395 | 10.6 |
The Hyundai i30 offers 850 mm of rear legroom and 910 mm of rear headroom, with 1,100 mm of legroom and 1,000 mm of headroom up front. Rear shoulder room measures 1,420 mm across.
| Front | Rear | |
|---|---|---|
| Legroom | 1,100 mm | 850 mm |
| Headroom | 1,000 mm | 910 mm |
| Shoulder room | 1,450 mm | 1,420 mm |
Interior figures are the roomiest measurement (seat fully back), taken as the median across the current generation’s variants; individual trims vary.
Exterior figures are manufacturer specifications for the i30, 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.