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Sony A7R IV
Sony A1

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Choosing Between Sony A1 and Sony A7R IV

This page discusses the 50-megapixel Sony A1 as compared to the 60MP Sony A7R IV, hitting on the key differentiators with commentary on how much they matter.

As this was written the Sony A1 was priced at about $6500 vs about $2998 for the Sony A7R IV. The question of “worth it” is entirely subjective, so that is left to the end, and mainly for the reader to decide.

Misses, for both

No focus stacking support, no GPS and no star tracking, no frame averaging, pixel shift still far too slow to avoid artifacts, still-crappy low-res RGB histogram—these are all “misses” on both cameras. It is disappointing to see the A1 punt on such low-hanging fruit.

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Diglloyd Guide to Mirrorless is by yearly subscription. Subscribe now for about 25 cents a day ($90/year).
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Diglloyd Guide to Mirrorless offers comprehensive integrated coverage of most APS-C and full frame mirrorless cameras and lenses.

Special emphasis is placed on Sony full-frame, including Sony lenses and the high performance Zeiss Batis and Zeiss Loxia lenses plus Rokinon/Samyang and others. Fujifilm X, Olympus and Panasonic M4/3, Sigma dp Merrill and dp/sd Quattro are also covered in depth. Years in the making, it offers a wealth of material for choosing and using a mirrorless camera.

  • Make better images by learning how to get the best results right away. For example, the best way to set up your Sony camera.
  • Save money by choosing the right lens for your needs the first time, particularly with the numerous lenses available for Sony.
  • Make better images, a sort of “cheat sheet” saving yourself months or years of ad-hoc learning—best practices and how-to and processing parameters are discussed and shown.
  • Jaw-dropping image quality found nowhere else utilizing Retina-grade images up to full camera resolution, plus large crops.
  • Real world examples with insights found nowhere else. Make sharper images just by understanding lens behavior you won’t read about elsewhere.
  • Aperture series from wide open through stopped down, showing the full range of lens performance and bokeh.
  • Optical quality analysis of field curvature, focus shift, sharpness, flare, distortion, and performance in the field.

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