Top Tier (Excellent Image Quality, Often Expensive):
* Sigma 50mm f/1.4 DG HSM Art:
* Pros: Incredible sharpness, beautiful bokeh, fast and accurate autofocus (especially when docked to their dock for adjustments). Considered by many to be the sharpest 50mm available. Solid build quality.
* Cons: Large and heavy, can be prone to vignetting at f/1.4, can be expensive.
* Sony FE 50mm f/1.2 GM (For Sony E-mount):
* Pros: Exceptionally sharp, beautiful and smooth bokeh, very fast f/1.2 aperture for extreme shallow depth of field, excellent autofocus, weather-sealed.
* Cons: Very expensive, large and heavy.
* Canon RF 50mm f/1.2L USM (For Canon RF-mount):
* Pros: Similar to the Sony, offering incredible image quality, exceptional bokeh, very fast aperture, robust build, and weather sealing.
* Cons: Very expensive, large and heavy.
* Nikon NIKKOR Z 50mm f/1.2 S (For Nikon Z-mount):
* Pros: Top-tier image quality, very fast aperture, beautiful bokeh, excellent sharpness, robust build.
* Cons: Very expensive, large and heavy.
Mid-Range (Excellent Value, Very Good Image Quality):
* Sony FE 55mm f/1.8 ZA (For Sony E-mount):
* Pros: Compact and lightweight, very sharp, good autofocus, excellent value for the performance. Slightly longer focal length can be beneficial for portraits.
* Cons: Not as fast as some others (f/1.8 vs f/1.4 or f/1.2), bokeh not quite as creamy as the f/1.2 GM.
* Nikon NIKKOR 50mm f/1.8 S (For Nikon Z-mount):
* Pros: Excellent sharpness, lightweight and compact, fast and quiet autofocus, very good value. A significant upgrade from the older Nikon G 50mm.
* Cons: Not as fast as f/1.4 or f/1.2 lenses, bokeh not quite as smooth.
* Canon RF 50mm f/1.8 STM (For Canon RF-mount):
* Pros: Very affordable, lightweight and compact, decent image quality, good for beginners getting into portraiture.
* Cons: Not as sharp as higher-end options, bokeh can be a bit busy, autofocus not as fast.
Budget-Friendly (Good Image Quality, Excellent Starting Point):
* Canon EF 50mm f/1.8 STM (For Canon EF-mount - requires an adapter for RF-mount):
* Pros: Inexpensive, lightweight, surprisingly good image quality for the price, good starting point for portraits.
* Cons: Autofocus can be noisy and less accurate, build quality is basic.
* Nikon NIKKOR 50mm f/1.8G (For Nikon F-mount - requires an adapter for Z-mount):
* Pros: Very affordable, lightweight, decent image quality, good value for beginners.
* Cons: Autofocus can be a bit noisy, build quality is plastic.
* Yongnuo 50mm f/1.8 (Available for Canon, Nikon, Sony):
* Pros: Extremely inexpensive, provides a wide aperture for shallow depth of field, decent image quality for the price.
* Cons: Autofocus is often unreliable, build quality is cheap, image quality is not as good as other options.
Key Considerations for Choosing:
* Aperture: A wider aperture (f/1.8, f/1.4, f/1.2) allows for a shallower depth of field, creating a more blurred background (bokeh) which helps isolate your subject.
* Sharpness: While sharpness is important, it's not *everything* for portraits. A slightly softer lens can sometimes be more flattering to skin tones.
* Bokeh: The quality of the blurred background is a major factor. Look for lenses with smooth and creamy bokeh.
* Autofocus: Fast and accurate autofocus is crucial, especially for moving subjects.
* Build Quality: A well-built lens will be more durable and last longer. Weather sealing is a bonus.
* Budget: 50mm lenses range from very affordable to extremely expensive. Determine your budget before you start shopping.
* Camera System: Make sure you choose a lens that is compatible with your camera's mount (Canon EF/RF, Nikon F/Z, Sony E, etc.).
Recommendation:
* If budget is no object and you want the best: Sony FE 50mm f/1.2 GM, Canon RF 50mm f/1.2L USM, or Nikon NIKKOR Z 50mm f/1.2 S (depending on your camera system).
* For a great balance of performance and value: Sony FE 55mm f/1.8 ZA (Sony), Nikon NIKKOR 50mm f/1.8 S (Nikon), or Sigma 50mm f/1.4 DG HSM Art (universal).
* On a tight budget: Canon EF 50mm f/1.8 STM (with adapter if needed) or Nikon NIKKOR 50mm f/1.8G (with adapter if needed).
Before you buy, I highly recommend:
* Read reviews: Check out reviews on websites like DPReview, Ken Rockwell, and LensRentals.
* Look at sample images: Search for images taken with the lenses you are considering on Flickr or other photo sharing sites.
* Rent a lens: If possible, rent a lens before you buy it to see if you like it. LensRentals and BorrowLenses are good options.
Ultimately, the best 50mm lens for portraits is the one that meets your specific needs and budget. Good luck!