According to this there are only 652 ID3 in the UK:
https://www.howmanyleft.co.uk/vehicle/volkswagen_id3_1st_edition
Compare that to 30,500 Model 3:
https://www.howmanyleft.co.uk/?utf8=✓&q=tesla+model+3
This site uses the vehicle licensing statistics from the DfT. Quite a difference in numbers on the road, I'm assuming the ID3s at the dealers are untaxed until sold.
https://www.howmanyleft.co.uk/vehicle/volkswagen_id3_1st_edition
Compare that to 30,500 Model 3:
https://www.howmanyleft.co.uk/?utf8=✓&q=tesla+model+3
This site uses the vehicle licensing statistics from the DfT. Quite a difference in numbers on the road, I'm assuming the ID3s at the dealers are untaxed until sold.