>>4265320FPBP. But I would add something to this statement and that is that if you're looking for something to take pictures with that certain aesthetics, older is better. Once you start getting to around 6mp the photos will look a little more modern.
Bonus cheat: buy and old phone. The sensors in old camera phones are typically even shittier than the ones in phones of the same era. Theyre much cheaper and typically less fragile.