Which One? Battle of the Leica 50mm Summicron Lenses

by Chris Gampat on 09/06/2011

With both the Leica 50mm f2 Summicron collapsible and newer version of the Leica 50mm Summicron on me, I decided to do a head to head test with the Ricoh GXR and A12 module to see if one really needs to get the latest and the greatest lenses for the best image quality and sharpness.

Let’s see if your pixel peeping skills are up to the challenge.

Conditions

Both lenses were mounted on the Ricoh GXR and A12 module and focused the same distance away. The camera’s setting were set to ISO 500 and was set to aperture priority with a two second shutter delay. I fired a shot at each aperture on the lens and then repeated the test with the next lens.

All lighting conditions were the same. The camera was mounted on the Vanguard Nivelo.

After shooting in DNG, the images were sized down to 500K at the most with no vertical or horizontal resizing. I also keyworded and converted them to JPEGs.

Purpose

Once again, the purpose of this test is to see whether or not one can tell the difference between the old Leica lens and the new one if they are considering investing in the GXR system.

Test

Lens 1 at f2.0

Lens 2 at f2.0

F2.8

Lens 1 at f2.8

Lens 2 at f2.8

F4

Lens 1 at f4

Lens 2 at f4

F5.6

Lens 1 at f5.6

Lens 2 at f5.6

F8

Lens 1 at f8

Lens 2 at f8

So can you tell which lens is which? Let us know in the comments below and also be sure to let us know why you think so.

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  • spoorthy vemula

    no doubt lens #1 is much sharper than than #2 all the way through the range. 

  • Ruhayatx

    Lens 1 is sharper, and the difference is easy to see even at these web resolutions. But I prefer the exposure on Lens 2 – tones on Lens 1 look richer and deeper, but Lens 2 seems more accurate to me. Which just goes to show that sharpness isn’t everything, after all.

  • Small Pete

    No I can´t. Give us the answer :)

  • dux

    i’ll hazard a guess.  the contrast, pattern of center sharpness, and overall resolution suggest to me that the 1st lens is the collapsible summicron.  the punchier colors of the 2nd lens suggest the modern summicron.

  • http://twitter.com/DigitalHeMan Simon Leech

    Does it matter? Leica lenses are not designed to take pictures of static test charts. They are designed to taken 3D-like images of 3D scenes. At this resolution and taking a photo of a piece of paper, I wouldn’t particularly expect to see much difference between the two lenses. Do some ‘proper’ photography and then you will have an interesting comparison

    • Leo

      I don’t believe there ever was a thing called proper photography.

  • Leo

    I agree lens one is sharper but I don’t like the tones. I don’t know why burst I like lens 2.

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