Sony FE 50mm F1.4 GM Evaluation


The Sony FE 50mm F1.4 GM (SEL50F14GM) is a really rapid basic prime lens for Sony Alpha full-frame mirrorless cams.

It can additionally be made use of on APS-C sensing unit Sony E-mount mirrorless cams, where it offers a 75mm comparable focal size.

This is the 2nd 50mm F1.4 Alpha-system lens that Sony have actually launched, the very first being the 7-year-old Sony Planar T * FE 50mm F1.4 ZA.

The Sony FE 50mm F1.4 GM attributes 14 aspects in 11 teams, consisting of 2 xtreme aspherical (XA) aspects which aid to make sure that the photo is sharp throughout the structure as well as to reduce colorful aberrations as well as purple fringing.

There’s a Nano AR II layer to reduce interior representations to ensure that flare as well as ghosting do not take place as well as a flourine layer on the front component to stop finger prints, dirt, oil as well as various other impurities.

There are 2 severe dynamic (XD) straight electric motors for quick, silent as well as exact auto-focusing, as well as it flaunts a dirt- as well as moisture-resistant style.

This lens has a minimal concentrating range of 38cm with an optimum magnifying of 0.18 x.

It has a round 11-blade diaphragm which develops a really appealing blur to out-of-focus locations of the photo, 2 adjustable emphasis hold switches, as well as an interior concentrating device which implies the lens barrel does not relocate.

A standard aperture ring ranges from f/1.4 to f/16 in third-stop increments with a Car setup additionally offered. The Click On/Off button alters the aperture ring in between 1/3 clicked actions as well as a smooth clickless motion. There’s additionally an Iris Lock button consisted of for the really very first time on a Sony prime lens.

The Sony FE 50mm F1.4 GM lens will certainly be offered in April 2023 valued at ₤ 1500 in the UK, EUR1700 in Europe, as well as $1600 in the United States.

Alleviate of Usage

Considering in at 516g as well as gauging 80.6 mm in size as well as 96mm in size, the crossbreed steel as well as design plastic bodied Sony 50mm F1.4 GM is really light as well as small for such a quickly, 35mm full-frame lens.

Its general measurements as well as weight make it really appropriate to an electronic camera like the Sony Alpha 7R IV that we examined it with, as received the images listed below, despite the provided hood affixed.

This brand-new lens is 33% lighter than the Sony Planar T * FE 50mm F1.4 ZA as well as a massive 262g lighter than the somewhat much faster FE 50mm F1.2 GM.

It is additionally a great deal less expensive than its F1.2 brother or sister, to the song of around ₤ 500/ $400, so unless you’re truly certain that you’ll take advantage of the much faster optimal aperture of the F1.2 optic, this brand-new lens is possibly a better financial investment.

Contrasted to the Sigma 50mm f1.4 DG HSM Art, which is just one of the greatest as well as heaviest 50mm prime lenses that we have actually ever before examined with a weight of 910 grams as well as size of 12.6 centimeters, the brand-new Sony FE 50mm F1.4 GM is 3cm much shorter as well as 394g lighter whilst still using the exact same optimum aperture.

The Sony 50mm F1.4 GM’s construct high quality is exceptional, absolutely as much as the high basic developed by the various other front runner G Master lenses in the array.

It has a covered dirt as well as wetness immune style, although Sony cuts short of stating that it’s 100% weather-proof.

The Sony 50mm F1.4 GM lens has a steel lens place as well as it approves 67mm filters using steel strings on the front of the lens.

This coincides filter dimension as made use of by the 24mm as well as 35mm F1.4 GM lenses, which with each other create a divine trinity of small, rapid tops (there’s additionally the 85mm F1.4 GM, however that has a bigger filter dimension).

The lens has 2 customisable emphasis hold switches which maintain the lens secured to the existing concentrating range, beneficial if you’re auto-focusing as well as do not desire the lens to attempt as well as locate emphasis once more. It can additionally, among various other alternatives, be usefully readied to Eye AF.

The lens does not include integrated optical photo stabilisation, depending rather on the video camera body’s stabilisation system, which is great unless you’re a proprietor of a very early Sony Alpha video camera.

The Sony 50mm F1.4 GM lens has a rather vast, jagged emphasis ring. Hand-operated concentrating is feasible by utilizing the emphasis setting button to toggle in between AF as well as MF.

There are no difficult quits at either end of the array, making it a bit harder to establish emphasis at infinity. Polariser individuals must be pleased that the 67mm filter string does not turn on emphasis.

The Sony FE 50mm F1.4 GM lens has 2 XD straight electric motors which generate really silent as well as smooth concentrating, making it appropriate to shooting video clip, with the general lens size staying consistent throughout concentrating.

When it involves auto-focusing, it verified to be a virtually quiet, really fast entertainer on the Sony Alpha 7R IV video camera that we examined it with. We really did not experience quite “searching” whatsoever, either in great or negative light, with the lens precisely concentrating nearly all of the moment.

Sony case that this lens offers 1.9 x faster auto-focusing than the older Sony Planar T * FE 50mm F1.4 ZA Zeiss lens.

Sony’s close to remarkable Eye AF functions flawlessly with this lens, promptly securing onto as well as tracking the topic’s eye in spite of the non-telephoto sight.

The Sony FE 50mm F1.4 GM lens includes an aperture ring that has 1/3EV quits varying from f/1.4 to f/16 as well as a Car setup.

The Click turn on the bottom-right of the lens barrel allows you choose whether the aperture ring clicks right into location at each aperture quit or turns efficiently for quiet procedure throughout flick recording.

Utilizing the Iris Lock turn on the lens barrel, it can additionally be secured to either the Car or F1.4-F16 setups to stop unintentional motion of the aperture ring.

The Sony 50mm F1.4 GM lens is well provided with both a soft instance as well as an excellent high quality, plastic, round lens hood (ALC-SH173) with a securing switch as well as a rubberized side to aid shield it.

Focal Variety

The 50mm focal size offers an angle of sight of 47 levels on a 35mm full-frame video camera.

Colorful Aberrations

Colorful aberrations, normally viewed as blue or purple edges along contrasty sides, were not really noticeable in our examination shots, just showing up in really high comparison locations. The instance listed below programs the worst-case circumstance.


With the lens readied to its optimum aperture of f/1.4, there is some light fall-off in the edges as you would certainly anticipate, needing you to quit down by at the very least 3 f-stops to stop it entirely.


There’s simply some mild barrel distortion obvious in both the JPEG as well as RAW documents.

Sunstars as well as Flare

The Sony FE 50mm F1.4 GM can generating rather good sunstars when stopped-down to f/16, as revealed listed below.

The lens is at risk to flare when firing straight right into the sunlight, however, despite the provided lens hood fitted, however it’s primarily well-controlled.


The Sony FE 50mm F1.4 GM isn’t asserted to be a macro lens, however it does usefully provide a minimal concentrating range of 41cm (AF)/ 38cm (MF) with an optimum magnifying of 0.16 x when auto-focusing as well as 0.18 x when by hand concentrating. The copying show exactly how close you can reach your topic.


Bokeh is a word made use of for the out-of-focus locations of a picture, as well as is generally explained in qualitative terms, such as smooth/ luscious/ rough etc

. In the FE 50mm F1.4 GM lens, Sony have actually used an iris diaphragm with 11 round blades, which has actually led to really attractive bokeh for a conventional prime lens.

We do know, nonetheless, that bokeh assessment is subjective, so we have actually consisted of a number of instances listed below for your examination.


In order to reveal you exactly how sharp the Sony FE 50mm F1.4 GM lens is, we are giving 100% plants on the complying with web page.

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