The most common way a quote misleads is by leaving things out. Every package here lists what it does not cover as prominently as what it does — so when three professionals quote against it, you are comparing the same job.
Painting
Whole flat repainted in five days, furniture covered
Painting
Three-bedroom repaint with one accent wall included
Painting
Exterior painting with terrace waterproofing
Painting
All doors polished and all grills repainted