Oh No! Not a Nikon / Canon Comparison!

Yes. I'm Afraid So.

May 17, 2008
By Michael Reichmann

High ISO Comparison
Photo Credit: © Michael Reichmann
Attendees of a Jay Maisel seminar watching a video. The illumination was so low when this shot was made that it was too dark to read. Gear: Nikon D3 with 24-120mm f/3.5-5.6 @ ISO 25,600.
Background

I shoot primarily with Canon cameras and lenses. Why? Because I have to shoot with something – right? In about 1996 I switched from 30 years of shooting Nikon because I was attracted to lenses which Nikon didn't offer at the time, the Canon's T/S and IS lines.

Through the first 7 years of this decade (during the transition to digital) I had few regrets at the switch, because it's my opinion that with its full frame sensors and superior high ISO noise capabilities Canon had a clear edge. Many other pros apparently thought so as well, and as a consequence Nikon lost some market share in this segment.

But with the introduction of the D300 and D3 and the commencement of their shipping during the last week of November '07, I now believe that Nikon is back in the game. For this reason I recently purchased a D300 and a few lenses to begin refamiliarizing myself with the current Nikon line.

Jay's Seminar

Jay Maisel – Toronto, December, 2007
ISO 1600

Over the weekend of December 1 – 2, 2007, my friend and colleague Jay Maisel taught a seminar at my Toronto Gallery / Studio. I mention this because the day before he arrived in Toronto I took delivery of the Canon 1Ds MKIII that I had ordered after my Madagascar shoot, where I took some 5,500 frames with a pre-production MKIIIs. Then, on the first day of the seminar, one of the attendees brought in his just acquired Nikon D3, among the first to be delivered in the US. Add 20 enthusiastic amateur and professional photographers, and what did you think everyone (including me, a Canon shooter, and Jay, a Nikon shooter) wanted to do? You got it. Compare the Nikon D3 and the Canon 1Ds MKIII, especially at high ISO, since the buzz about the new Nikon is its claimed very low noise capability at high ISO (up to ISO 25,600).

And so I did – different ISO's, different lenses, different subjects. Nothing terribly formal, but enough tests, with enough pairs of experienced eyes, both Canon and Nikon users, to come to some preliminary conclusions.

ISO 1600

The photograph of Jay Maisel above isn't terribly flattering. The lighting in my gallery is designed to illuminate framed photographs, not shoot portraits. But a low light level / high contrast situation like this was pretty good for testing available light type shooting.

This is where we run into trouble. We can't shoot with the same lens on both cameras, at least not with the lens selection we had available that day. So I picked two lenses, which were at least reasonably close, the Nikkor 24-120mm f/3.5-5.6 VR and the Canon 24-105mm f/4 IS. Aperture was set to f/6.3 and the shots were taken in aperture priority mode at ISO 1600. The Nikon exposed at 1/50th second and the Canon at 1/40th second – not identical but close enough.

Why ISO 1600? Because that's the Canon's highest setting without going into a boost mode. The Nikon doesn't go into a boost mode until above ISO 6400. I know that if we did the test with one camera at a settable ISO and the other boosted I'd hear no end of it. I also did shooting at other speeds, but not in a somewhat controlled comparison like this.

Of course the Canon 1Ds MKIII is a 21MP camera and the Nikon D3 is a 12MP camera. This made for a difficult if not unfair comparison in many respects. How to you frame the shot? Same image size or same resolution? I don't know. Both approaches are flawed.

In the end I said, screw it. I don't have all the answers. Let's just shoot a head and shoulder and see what we get. Whichever way I do it someone in the online world with greater tribal loyalties than common sense will get pissed off and claim foul, so I'll just do a test that satisfies my curiosity, and people can natter about it one way or the other if they wish.


Canon 1Ds MKIII @ ISO 1600.                                                              Nikon D3 @ IS0 1600.

Both images are 100 percent enlargements


Both cameras produced ISO 1600 images of astonishing quality. Would a Canon 5D, reputed to be to date the lowest noise 35mm DSLR yet, be any better at this speed? I have no idea, since we didn't have one handy that day. What about the Canon 1D MKIII? Ditto. There wasn't one on hand. Would that have been a fairer point of comparison? Probably. The 1D MKIII's sensor at 10MP is closer to the D3's 12MP than the 1Ds MKIII's 21MP, and the pixels of the Nikon are bigger, so theoretically of lower noise. The D3 is also closer in price to the 1D MKIII than to the 1Ds MKIII.

Right. We agree. But, the D3 is Nikon's current flagship, and the 1Ds MKIII is Canon's. Both started shipping within a day or two of each other in late November. How could we not resist the comparison?

And what did we see? What you see above. Put aside the use of different lenses and the different sensor resolutions and just look at the noise and IQ characteristics.

I see comparable resolving power and clarity (not absolute resolution, of course), and at least a one-stop noise advantage to the new Nikon. Possibly there's a bit more shadow detail in the Canon frame though (look at the iris). The Nikon D3's low noise edge is also apparent at ISO 3200. The speeds of ISO 6400, 12,800 and 25,600 are also possible on the Nikon D3, but not on the Canon, so there's no comparison to be made at these levels. And of course at the same magnifcation level the 1Ds MKIII provides a larger image because it has more pixels. There's no free lunch.

Right. We agree. But, the D3 is Nikon's current flagship, and the 1Ds MKIII is Canon's. Both started shipping within a day or two of each other in late November. How could we not resist the comparison?

And what did we see? What you see above. Put aside the use of different lenses and the different sensor resolutions and just look at the noise and IQ characteristics.

I see comparable resolving power and clarity (not absolute resolution, of course), and at least a one-stop noise advantage to the new Nikon. Possibly there's a bit more shadow detail in the Canon frame though (look at the iris). The Nikon D3's low noise edge is also apparent at ISO 3200. The speeds of ISO 6400, 12,800 and 25,600 are also possible on the Nikon D3, but not on the Canon, so there's no comparison to be made at these levels. And of course at the same magnifcation level the 1Ds MKIII provides a larger image because it has more pixels. There's no free lunch.

ISO 25,600

The photograph at the top of the page was shot at ISO 25,600. Is it noisy? Yes, of course it is, but it's freek'n ISO 25,600. I don't care that it's noisy. This kind of sensitivity provides the ability to capture an image when another camera would simply record soot and shadow, or be forced to use a shutter speed so low as to render an unusable image. And unless you're a total gearheaded pixel-peeper, getting a photograph in tough conditions is much more important than any noise complaints.


Nikon D3 at ISO 25,600. This detail is a 100 percent crop of the image at the top of this page.





What About The Nikon D300?


The Nikon D300 was also on hand, and so I did some comparison shots with it as well.

Sad to say, it's not in the same low noise league as either the D3 or the 1Ds MKIII. Noise is more apparent, and though the exposure was 1/50th second vs the D3's 1/60th second (essentially identical), the image was overall quite a bit darker, indicating that the ISO was likely not what the camera indicated it was; maybe ISO 1000 in reality, and the apparent dynamic range somewhat less as well.

Nikon D300 @ ISO 1600, 100 percent enlargement




And again, before anyone disses the D300, I had been doing quite a few ISO 1600 and ISO 3200 images during the week prior to writing this article, and find them to be more than acceptable. If you're a Nikon user, or thinking of becoming one and don't have the budget for a D3, the D300 is an extremely capable camera, as will be seen in my forthcoming review.


Nikon D300 with Sigma 10-20mm f/4-5.6 @ 10mm and ISO 3200

I also thought it worth throwing the D300 into this comparison because clearly the D3 is not the end of the road for Nikon's flagship camera line. A higher megapixel full frame chip is absolutely inevitable, and the D300's noise characteristics may give us a hint at what to expect from a higher resolution D3 sensor. The only question is – when might it be introduced, and what will be the pixel count? Some informed sources have said that it will be 24MP and that introduction will be Q1 2008, with first shipments in Q2. We'll see.

As for pixel count, 24MP makes sense if you scale up the 12MP D300's 1.5X chip. So, does this mean that the noise characteristics of the D3(?) will be similar to the D300? Possibly, and so that's why I thought it worth including the D300 in our little experiment.

And, as for those that have asked why, since I'm now going to be putting together a Nikon outfit to use along with my Canon gear, I didn't get a D3 instead of a D300, the answer is that, just as I own a 1Ds MkIII rather than a 1D MkIII, I also will want a D3(?) rather than a D3. It better suits my needs.

The Bottom Line

As I wrote a little while earlier, based on initial impressions of the D300, and now their first full-frame CMOS camera, the D3, Nikon is now back in the IQ game. Canon has enjoyed a deserved reputation for high image quality, especially at high ISO. But now with the D3 Nikon has upped the ante, producing a camera that appears to offer lower noise than Canon (at least against the flagship 1Ds MKIII), and higher available speeds as well.

Canon 1Ds MKIII @ ISO 3200

Before people draw any unwarranted conclusions it needs to be said that the 1Ds MKIII is no slouch when it comes to high ISO performance. The shot above and its 100 percent crop show what the camera is capable of at ISO 3200. In a 16X20" print none of the artifacts seen in the 100 percent crop above are visible, and noise is extremely low. As I found on my Madagascar shoot, you can work at virtually any ISO under any conditions and get usable, saleable images. And don't lose sight of the fact that you can do so at 5 FPS in 14-bit mode and with 21 Megapixel files - the previous domain of medium format.

                                                                                                       100 percent crop at ISO 3200



Update:
I forgot to mention that all images were shot raw and were processed in Lightroom 1.3.1. I don't care for Canon's DPP, and haven't yet become familiar with Nikon's Capture NX. Both of these might have done a different job on the raw files, but that's something for debate.

PDN Gear Guide guest contributor for May, Michael Reichmann, is the editor and driving force behind The Luminous Landscape, a comprehensive Web site devoted to the art of landscape, nature and documentary photography using digital as well as traditional image processing techniques.

Reichmann's other Gear Guide articles, such as pieces on the new Phase One 654 medium format digital and the Ricoh GX100 pocket digital, as well as gear tips by many other guest contributors are all available on the Gear Guide web site, under the features and the reviews tabs.

Reichmann has been both a professional photographer as well as avid amateur for more than 35 years. Born in England, he was raised and educated in Quebec. Over many years he has written numerous articles for magazines and professional journals. He has also been an invited speaker to many international conferences on the subjects of video, software development, telecom and photography. His photography has been displayed in several gallery exhibitions over the years and numerous publications. Since 1997 Reichmann has devoted his full-time energies to landscape photography, photographic journalism, print collecting and teaching—among other pursuits.

Reichmann has created The Luminous Landscape as a forum for the display and discussion of landscape photography, digital imaging techniques, and related topics. Readers will find instructive feature articles, product reviews, travel and technical discussions, inspiring portfolios, and a Discussion Forum. This site currently has more than 3,500 pages containing articles, tutorials, product reviews and photographs.



The latest addition to the PDN family, the PDN Gear Guide in print, has a total circulation of 30,000, and covers the latest and greatest in photographic equipment. Initially created in 2006 to be the official guide to PDN's annual flagship photography event, PDN PhotoPlus International Conference + Expo, the PDN Gear Guide is now also available online for gear news and updates 365 days a year.
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