Canon 70D, 60D, 7D, and Nikon 7100 noise test.

iGas

Diamond Member
Feb 7, 2009
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It look like Canon have something to counter Sony/Nikon sensor.

http://www.cameraegg.org/high-iso-comparison-canon-eos-70d-vs-60d-vs-7d-vs-nikon-d7100/

Canon-EOS-70D-High-ISO-3200.jpg

Canon-EOS-70D-High-ISO-6400.jpg

Canon-EOS-70D-High-ISO.jpg


Canon-EOS-70D-High-ISO-25600.jpg
 

gevorg

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Nov 3, 2004
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A better comparison would be with RAW images. ISO6400+ looks pretty bad on all of those crop cameras, only B&W can make it worthwhile to a certain degree. Meanwhile, Canon lags in dynamic range at ISO100-400, which are more commonly used than ISO6400+. Of course, sensor performance is just one piece of the puzzle.
 

iGas

Diamond Member
Feb 7, 2009
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A better comparison would be with RAW images. ISO6400+ looks pretty bad on all of those crop cameras, only B&W can make it worthwhile to a certain degree. Meanwhile, Canon lags in dynamic range at ISO100-400, which are more commonly used than ISO6400+. Of course, sensor performance is just one piece of the puzzle.
I agree, however Canon has improved a bit with the 70D, and it maybe able to do Dual ISO through Magic Lantern in the near future that already available for 5D MkII, 5D MkIII, 6D, and 7D that add +3 stops to the dynamic rage. Sony/Nikon may exhibit greater dynamic range that roughly +0.5 to +0.75 of a stop over Canon OEM dynamic range from 100-400 ISO, and match Canon OEM dynamic range at 800 ISO then Nikon dynamic range fall behind Canon OEM by 0.5 to 1 stop.

It just go to show how informations can be misconstrue to fit certain manufacture agenda. The conclusion is that all current sensors are pretty much at equal footing, and sensors are optimized differently by various manufacture that give them different quality, and it just happen that Canon added extra hardware that give it the possibility to have dual ISO.

http://www.techradar.com/news/photo...ras/canon-5d-mark-iii-vs-nikon-d800-1082753/4

5DMk3vsD800SNR-580-90.jpg


5DMk3vsD800DR-580-90.jpg


http://thenewcamera.com/ml-dual-iso-improves-canon-5d-mk-iii-and-7d-dynamic-range-to-14-stops/

The ML team working on a new technique of “Dual ISO”, By using the Dual ISO they are able to boost dynamic range by 3 stops, It’s a completely a new way of taking a photo by using ISO 100 for some of the vertical lines and ISO 1600 for the rest of it.
 
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jpeyton

Moderator in SFF, Notebooks, Pre-Built/Barebones
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Aug 23, 2003
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As mentioned earlier, this is a mostly useless comparison that compares how well each camera processes JPEGs.

If you compare those four cameras shooting RAW at higher ISOs, you'll find that they are very similar in noise performance. If we were nitpicking, the 70D/D7100 might be 1/8th stop better (at best) than the 60D/7D, but for the most part they are extremely close. If you shoot RAW and process your own JPEGs, you'll find that all four perform at very similar levels.
 

gevorg

Diamond Member
Nov 3, 2004
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IMHO, DxOMark is more reliable than Techradar for camera sensor performance. Of course, the final call should be based on your own real world results, rather than some lab tests.

The D600 has around 2EV more dynamic range than 6D at base ISO, which levels off at around 800/1600 ISO, and then 6D takes the lead:
sIpEX1v.jpg


The noise performance is very similar between 6D and D600, with the exception that 6D squeezes a bit better at ultra high ISO. SLT tech looses light for Sony, hence the lag:
6aiTSKc.jpg
 
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elitejp

Golden Member
Jan 2, 2010
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^Very true, however if buying new its a good idea to see which system is a better match for you. For others its nice seeing where technology is heading.