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06-13-2009, 05:38 AM
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Overall ratings 2009/2010 Vs. 2007/2008 Rubric
Hi everyone,
I Wonder if I can compare the Overall Ratings of the 2009-2010 Rubric with those of the 2007-2008 Rubric ?
Because overall ratings of the 2009-2010 Rubric are inferior to the 2007-2008 Rubric for the top camcorders. Is there a reason ?
I’m interested by the new Sanyo VPC-HD2000 and I'd like to compare it to the Canon HV30 for instance.
Thank you !
Nicolas
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06-14-2009, 02:08 AM
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It remains to be seen whether or not the Sanyo HD-2000 can dethrone the Canon HV40. A lot of people think that a company like Sanyo can not possibly make a camera as good as a Canon. However the ace in the hole for Sanyo is that it records 60p progressive high definition video which handles motion way better than its interlace competition. For a lot of people once they make the switch to progressive high definition they never want to go back to interlace.
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06-14-2009, 12:51 PM
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Quote:
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Originally Posted by Androbot2084
...it records 60p progressive high definition video which handles motion way better than its interlace competition.
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Well, I think we need to be careful here and not get carried away. 60p is not any smoother, motion-wise, than 60i, as both take 60 pictures per second. Obviously 60i is only half resolution for each of those pictures, so 60p is sharper, but the motion itself is not any different.
You would obviously see the interlacing in 60i if you froze the picture, but when viewed in real-time these lines are blurred or eliminated in our brains, so the difference isn't as significant as one would think.
1080/60p lends a certain surreal hyper-reality to video which many people don't like. I'm okay with it. But the smoothness issue is nothing like the difference between, say, 24p or 30p and 60p. It would, however, likely make for nicer slo-mo in editing.
It's also important to be more specific: the unique thing about the Sanyo is not that it does 60p; lots of cams do that in 720. What's new is that it claims do to 1080/60p, which so far no consumer level cam does (and which, by the way, you can't really edit [or possibly even burn to BD, yet -- I don't think 1080/60p is in the BD spec]). And the broadcasters aren't even considering this and probably never will, as they've just spent the last 20 years arguing over formats and switching to either 720/60p or 1080/60i. For now and the foreseeable future, 1080/60p is just sort of an upscaling display technology, not one for acquisition or post-production.
Note that interlace is a verb and interlaced is the adjective.
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06-15-2009, 12:19 PM
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Starting this year Camcorderinfo.com is rating the motion perfomance of all camcorders it tests. So now the cat is out of the bag and a camcorder in order to get a good review must not only be sharp but it must also handle motion exceedingly well. Indeed 1080i interlace video with its 60 hertz sampling can handle motion better than 24p and 30p.
Last edited by Androbot2084 : 06-15-2009 at 01:49 PM.
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06-24-2009, 11:33 AM
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Also wondering
More in line with the original question.
Can a straight comparison be made from year to year?
Is a camera with a 310 rating from 07/08 vastly superior to a camera with a 250 rating from 09/10?
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06-25-2009, 04:28 PM
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Quote:
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Originally Posted by jcksnftsn
More in line with the original question.
Can a straight comparison be made from year to year?
Is a camera with a 310 rating from 07/08 vastly superior to a camera with
a 250 rating from 09/10?
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Exactly the MOST IMPORTANT thing.
What is taking camcorderinfo.com sooooooo long to post a comparison between the hv30 from old ratings (highest rated from OLD system) and used that camcorder as INDICATOR of how is rates in NEW system.
What is wrong with this SITE, everybody, and I mean everybody has been asking for comparison for months.
To the STAFF: just take the hv30 and run it through the new tests and POST results , then all the rest of us can see how the older rating compare with new standards. The stupid way you guys did it, gives all of us NO IDEA how the last years models compare with this years model. Just do the best one from old system so we can see if we Need to upgrade.
Who wants a 330 rated camcorder and trade it was 260 rated camcorder. Obviously , this had to be common sense to take one of the older camcorders and compare it with newer one using this standard.
Hopefully, tons of us will collectively VOICE our frustration with this NEW rating system and inability to translate it compared to old rubic standard.
If you even had system that stated :
NEW rubic 200 is equal to old standard that was at 300. Something like that even would help.
(sorry for the semi-rant, but lots of us have been waiting months to have this site do some sort of comparision taking one of the old rated camcorders and run it on NEW system)
Last edited by rgtaa : 06-25-2009 at 04:34 PM.
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06-26-2009, 10:20 AM
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Quote:
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Originally Posted by rgtaa
(sorry for the semi-rant, but lots of us have been waiting months to have this site do some sort of comparision taking one of the old rated camcorders and run it on NEW system)
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I agree with you.
I would love to easily be able to compare the performance of the new HD Camcorders to something I know...like the Best of 2006 Mini-DV Sony DCR-HC96.
I am having a heck of a time trying to look for a new HD Camcorder that can do at least as good in low-light as the Sony did.
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06-26-2009, 12:45 PM
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But the problem with the old system is that it failed to test motion blurring . So under the new system a camera like the Canon HV30 which produces the highest still picture resolution would have gotten a lower score for motion performance because it lacks 60p.
Under the new system motion blurring is tested. So that means that 720p cameras that get lower scores for still picture resolution can actually get a higher score for motion resolution if the camera supports 60p.
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06-26-2009, 02:03 PM
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60p has its advantages, but lack of motion blurring isn't one of them. Once again, we need to be careful about making claims that 60p can't deliver. At the same shutter speed, 60i and 60p would have the exact same motion blur. The difference would be in resolution and lack of interlacing on the 60p.
It's okay to be fixated on 60p, but it's really important to understand the theory and what it can and cannot do.
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06-26-2009, 08:22 PM
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60p never claims to eliminate motion blurring. However for the first time this year motion performance is being tested by Camcorderinfo.com so if that is a consideration it would be hard to go by last years test results. However there are many variables involved some of them being the compression and the bit rate. Until Camcorderinfo.com tests the Canon HV40 using this years testing methodolgy it will be impossible to compare it with the Sanyo HD2000.
Also the Blu-Ray disc format does not support 1080p60 so you may end up having to buy a lot of SD cards if you go with the Sanyo.
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06-27-2009, 10:16 AM
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You are right when this site reviews the hv40 , we can get a better idea of how the new ratings compare to old ratings since it's an upgrade from hv30 that was highest from OLD ratings system.
Last edited by rgtaa : 06-27-2009 at 10:19 AM.
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06-27-2009, 04:24 PM
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Quote:
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Originally Posted by Androbot2084
60p never claims to eliminate motion blurring.
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Sorry, thought that's what you were saying when you said:
Quote:
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Originally Posted by Androbot2084
... a camera like the Canon HV30 ... would have gotten a lower score for motion performance because it lacks 60p
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and
Quote:
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Originally Posted by Androbot2084
Cameras ... can actually get a higher score for motion resolution if the camera supports 60p
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__________________
"It can only be attributable to human error... This sort of thing has cropped up before, and it has always been due to human error."
Last edited by acgold7 : 06-27-2009 at 04:28 PM.
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06-27-2009, 11:48 PM
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Of course 60p can never claim to eliminate motion blurring. To totally eliminate motion blurring infinite frame rates would be needed. 60p does claim to reduce motion blurring while still allowing smoother motion but of course such claims can never be absolute since there are a lot of variables invloved. For example the 1080p Sanyo supports only 4:2:0 color which means that the luma resolution is 60p but the Chroma resolution is only 30p. On the otherhand we have some 1080i cameras that support 4:2:2 color which means that both the luma and the chroma resolution are 60i which would mean superior chroma motion performance.
Camcorderinfo.com uses both a rotating color pinwheel as well as a rotating black and white pinwheel in order to test motion performance.
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