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DPChallenge Forums >> Hardware and Software >> Raw photos taken with Sigma 10-20mm?
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03/27/2011 12:57:35 PM · #1
Im having a hard time deciding between the canon 10-22mm and the sigma 10-20mm. I can get a sigma for $400, or a canon for $700ish... If I can save $300 I can get some more goodies, but are the savings worth it? Can someone show me some unedited RAW's taken with the sigma so I can see the sharpness and such? Personal opinions on these 2?
03/27/2011 01:14:48 PM · #2
Here is a forum about it, but it's 5 years old so I'm not sure if they're the same lenses or not...
03/27/2011 01:34:37 PM · #3
The general reputation of the Sigma (If it's the lens I am thinking it is) is that it is not quite as good as the Canon, but still PLENTY good. Lots of owners of it here and lots of ribbons shot with it. I own the Tamron 10-24 myself, and it is my favorite lens. I have not had any opportunity to do any comparison testing against the Sigma or Canon, however.

$400 for the Sigma is a great price and I would definitely grab that over the Canon at $700. But I'm more of a bargain hunter than a pixel peeper.
03/27/2011 01:42:26 PM · #4
Don't discount the Tokina 11-16mm f/2.8 either (~$500). In the Nikon mount, I tested it against the Sigma 10-20mm and found it to be much sharper across the frame (at least my copies). And the color saturation of the Tokina is outstanding. Can't argue with the real world shots of the Sigma either though. Like Yo_Spiff pointed out, there are many, many outstanding shots on the site with the Sigma! It is probably the de-facto standard for third party wide angle lenses. Hard to go wrong really.

Just my 2 cents worth (and probably really worth 1/2 cent).

Message edited by author 2011-03-27 13:44:04.
03/27/2011 01:55:14 PM · #5
I haven't tried any of the others, but the Sigma 10-20mm is my favourite lens.
03/27/2011 03:03:47 PM · #6
For an extreme wide zoom, you really can't fault the Sigma. For real life shooting or DPC shooting, you can't go wrong for around $400. I can think of many other items to get for that extra $300.
03/27/2011 03:10:26 PM · #7
I bought the Sigma 10-20mm to use with the Nikon D300, a DX (crop factor) camera. I was well impressed with the quality and usefulness, although I never took any RAW photos.

However, now I have the D700, which is full frame, and was considering selling the Sigma. Using it on a full frame camera reduces the image size by about half. Anyway, I tried it out yesterday just out of interest to see what the results were like. I don't think I am going to be selling it now:) Okay the images are half normal size, but the quality looks good.
03/27/2011 04:27:18 PM · #8
Originally posted by SteveJ:

I bought the Sigma 10-20mm to use with the Nikon D300, a DX (crop factor) camera. I was well impressed with the quality and usefulness, although I never took any RAW photos.

However, now I have the D700, which is full frame, and was considering selling the Sigma. Using it on a full frame camera reduces the image size by about half. Anyway, I tried it out yesterday just out of interest to see what the results were like. I don't think I am going to be selling it now:) Okay the images are half normal size, but the quality looks good.


Interesting, because I didn't know one could use it on a full frame camera. Not that I can see myself getting one any time soon - if ever!
03/27/2011 05:33:10 PM · #9
I have the sigma, and for what it is, its an excellent lens. I can't compare it to the Canon, but I'm quite happy with mine. I had the sigma 12-24 prior to this lens and wasn't happy with it at all. I sold it and purchased the 10-20 as a replacement, not because of the change in focal length but because of the improved quality.
03/28/2011 02:38:25 AM · #10
Keep in mind there are two Sigma 10-20's out there... you ought to clarify if you're looking more heavily at one or the other. I've got the 4-5.6, not the 3.5, and like it quite a bit. It can be a little bit soft at times, but overall I've never regretted the purchase. Build is rock solid, AF is fast and accurate. One of my favorites.
03/28/2011 02:42:43 AM · #11
Originally posted by GinaRothfels:

Originally posted by SteveJ:

I bought the Sigma 10-20mm to use with the Nikon D300, a DX (crop factor) camera. I was well impressed with the quality and usefulness, although I never took any RAW photos.

However, now I have the D700, which is full frame, and was considering selling the Sigma. Using it on a full frame camera reduces the image size by about half. Anyway, I tried it out yesterday just out of interest to see what the results were like. I don't think I am going to be selling it now:) Okay the images are half normal size, but the quality looks good.


Interesting, because I didn't know one could use it on a full frame camera. Not that I can see myself getting one any time soon - if ever!


Also I'm assuming he's referring to the crop mode for the D700. In theory, you can use any non-FX lens that doesn't interfere with the mirror on a FX camera, you'd just get horrendous "vignetting" that actually takes up a good portion of the frame.

For what it's worth, if somebody hasn't already given you some raw's, I would be game to provide you with some.

Message edited by author 2011-03-28 02:42:59.
03/28/2011 02:53:24 AM · #12
Why just the Sigma and the Canon offering? I believe the Tamrom 10-24 is about thirty bucks more than the Sigma and rated in between the Canon and the Sigma. I haven't used either but the reputation as I understand it is optics versus build, with Tamron being a bit sharper at the edges, and Sigma being a heavier duty build.
03/28/2011 06:14:15 AM · #13
I bought my 10-20mm Sigma for Nikon, aka Siggy, from fellow DPC'er vikas. I don't have any RAW files posted - I doubt anyone here would as they're so big and there is a size limit re what you can upload here - but my one ribbon so far was captured with Siggy, as have many other favourite shots. No other lens could have got that shot.

Message edited by author 2011-03-28 06:16:43.
03/28/2011 07:51:49 AM · #14
Originally posted by spiritualspatula:

Keep in mind there are two Sigma 10-20's out there... you ought to clarify if you're looking more heavily at one or the other. I've got the 4-5.6, not the 3.5, and like it quite a bit. It can be a little bit soft at times, but overall I've never regretted the purchase. Build is rock solid, AF is fast and accurate. One of my favorites.


Interestingly, I've seen a few reviews that suggest the 3.5 is no more sharp, or even less sharp, than the 4-5.6. I certainly wasn't convinced that the 3.5 was sharper when I checked them both out. And so considering that fact, and the fact that I wanted the lens for landscapey type stuff, meaning the larger aperture wasn't that important, I went for the 4-5.6. I'm happy with my decision.
03/28/2011 10:05:16 AM · #15
Pm me with your email and ill send a few over.
03/28/2011 11:13:54 AM · #16
I've had both the Canon 10-22 and the Sigma lens (when I switched to my Nikon). Subjectively, I'd say the Canon is better in controlling distortion, but both are pretty much the same with regard to sharpness.

If you can afford it, go for the Canon; you should be able to get your money back on resale anyway. But otherwise, you won't go wrong with the Sigma either. I have the 3.5 version. I didn't know there was another version of it though...maybe it's new.

03/29/2011 02:23:22 PM · #17
Originally posted by nshapiro:

I've had both the Canon 10-22 and the Sigma lens (when I switched to my Nikon). Subjectively, I'd say the Canon is better in controlling distortion, but both are pretty much the same with regard to sharpness.

If you can afford it, go for the Canon; you should be able to get your money back on resale anyway. But otherwise, you won't go wrong with the Sigma either. I have the 3.5 version. I didn't know there was another version of it though...maybe it's new.


Other way around. The 3.5 constant came out after the 4-5.6.
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