Suzuki unveils new Swift 10 June 2010 by Parkers New supermini offers lower weight, bigger body 1.2-litre petrol engine, diesel due early 2011 On sale this autumn, priced from £10k (est) Suzuki has revealed details of its new Swift supermini that goes on sale in the UK this autumn. The three and five-door hatchback range is lighter yet larger than the model it replaces and, Suzuki claims, has improved ride and handing characteristics over the current version. It will initially be offered with a 1.2-litre petrol engine producing 94bhp. Fuel economy is a claimed 56mpg average, while CO2 emissions are 116g/km: 17% lower than the current model's and qualifying it for the lowest 10% benefit-in-kind tax band.Early next year a 1.3-litre diesel will be introduced, offering 67mpg economy and CO2 emissions of 109g/km, falling below the 110g/km threshold for enhanced writing down allowances. It also qualifies for the lowest 13% diesel BIK banding for the next three years. Prices will be announced closer to the model's launch.