The D3500 retains the exact same powerful 24.2MP pixel count as being the aged D3400, but this is a newer sensor, and closer inspection with the specs shows that the total depend on the D3500's sensor stands at 24.78MP, compared to 24.72MP on the D3400.  Should your app requires specific https://www.youtube.com/watch?v=iiKPXhSWK3c