• Best Samsung phones: Galaxy Note, Galaxy S and Galaxy A compared

Design

  • Galaxy A9: 162.5 x 77 x 7.8 mm, 183g Galaxy S9: 147.7 x 68.7 x 8.5mm, 163g, IP68 Galaxy S9+: 158.1 x 73.8 x 8.5mm, 189g, IP68

  • Samsung Galaxy A9 review

Display

  • Galaxy A9: 6.3-inches, 2220 x 1080 (392ppi), 18:9 Galaxy S9: 5.8-inches, 2960 x 1440 (568ppi), 18.5:9 Galaxy S9+: 6.2-inches, 2960 x 1440 (531ppi), 18.5:9

Cameras

  • Galaxy A9: Quad rear 24MP (f/1.7, AF, FHD video), 10MP telephoto, 8MP ultra wide and 5MP depth, 24MP front (f/2.0) Galaxy S9: 12MP (Dual aperture, AF, OIS, 4K video), 8MP front (f/1.7, AF) Galaxy S9+: Dual 12MP (Dual aperture, AF, Dual OIS, 4K video), 8MP front (f/1.7, AF)

  • Samsung Galaxy S9+ review

Hardware

  • Galaxy A9: SD660, 6GB RAM, 128GB storage, 3800mAh Galaxy S9: SD845/Exynos 9810, 4GB RAM, 64GB storage, 3000mAh Galaxy S9+: SD845/Exynos 9810, 6GB RAM, 128GB/256GB storage, 3500mAh

Software

  • Android Oreo with Samsung UX Experience

Price and conclusion

  • S9: $619.99 on Samsung US | £679 on Samsung UK S9+: $739.99 on Samsung US | £799 on Samsung UK A9: £549 on Samsung UK