Author Topic: Is the difference between DVD and Blu-ray?  (Read 3019 times)

Offline nstgc

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Is the difference between DVD and Blu-ray?
« on: March 15, 2010, 11:04:34 PM »
[edit2] This poll is not meant to compare older movies/series. For example, I have a 1080p version of Card Captor Sakura. It about 80% larger and not much better than the 480p version. This is mostly due to the limits of the original source.[/edit2]

[edit3] I am referring to either original media or rips that are of good quality. Assume that both sources are rips not made by retards, and are both at least 300MB per 20 minutes.[/edit3]

I know several people who just can't tell the difference between SD and HD saying that with a proper upscaler they are the same. For those on this board I have trouble seeing how that is considering that the various well defined lines should make it clear. I will admit that sometimes the DVD source is better. In fact the DVD release of Gundam Unicorn was better than the BD version despite the BD being about 15% larger (by file size). I won't say that SD videos look bad, just that it tends to be clear that they are different.

[edit] I would like to tack on that I think that for HD video that is smaller than 200MB, it looks worse. 720p has 125% more pixes than compared to 480p, and 1080p has 125% more than 720p. It really doesn't start making a positive difference until about 220MB.
« Last Edit: March 16, 2010, 12:42:55 AM by nstgc »

Offline blubart

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Re: Is the difference between DVD and Blu-ray?
« Reply #1 on: March 16, 2010, 12:10:46 AM »
there are just to many variables to make this poll conclusive in any way.

- are we talking about actual HD content (aka the real BD) or rips done by some more or less good encoder? i believe 90+% of the bakabt users never watched a real BD or BDISO.
- if the user has a crappy display setup (like watching his stuff on a 5" screen in the worst case) it's not a matter of if the user is capable of telling the difference between a DVD and BD or if there is a notable difference at all - nobody would be able to tell just because of the display.
- if we are talking about rips there is still the matter of the encoder. an idiot who believes an anime actually produced in HD can be sized down to 200mb for a 720p encode without losing detail will obviously produce an inferior rip to the good encoder that picks the right filesize for source and target resolution. that has nothing to do with SD or HD though.
- lastly even today quite a number of animes are still created in SD. take index for example - barely 720p material, where the differences between an SD upscale and a HD rip becomes indistinct. that is not an issue for old material only.

anime produced in HD, properly transfered to the BD/DVD and ripped by an experienced encoder with a reasonable setup and bitrate will always result in the BDrip looking better (as in more detailed) on an HD capable display device simply because of the limits imposed by the DVD.
« Last Edit: March 16, 2010, 02:19:45 AM by blubart »

Online halfelite

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Re: Is the difference between DVD and Blu-ray?
« Reply #2 on: March 16, 2010, 12:21:11 AM »
tell them to go watch baraka. By far the most stunning bluray movie ever. If we are talking rips of things. I cant comment without seeing some samples. Like the person above there is just to many ifs.  If you compare a straight dvd video with a normal dvd upscale and no fancy $1,000 video processor. You can tell a difference. remember upscale does  not add things that are not there. Its just doubling the pixels in a complex algorithm to match the current count So you lose out on detail.

Offline vuzedome

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Re: Is the difference between DVD and Blu-ray?
« Reply #3 on: March 16, 2010, 12:47:35 AM »
Even hardware dvd upscaling technology fails.
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Offline rathoriel

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Re: Is the difference between DVD and Blu-ray?
« Reply #4 on: March 16, 2010, 01:17:38 AM »
This thread brought back some old memories of music CD's. Remember the old 3 letter coding AAD, ADD, DDD. when CD's first came out they had this codeing on the back...after awhile they just did away with it a=analog and d=digital...if memory serves me the first letter was for the original recording, the second the mastering and the final was always D for the end product CDs are digital. you could always rip a VHS tape and burn to a DVD but it will only be as good as the source. For DVD or bluray to shine the original has to be created to the specs of the end product.

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Offline samfisher1

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Re: Is the difference between DVD and Blu-ray?
« Reply #5 on: March 16, 2010, 01:43:13 AM »
i generaly find that the resolution is much better (Moar pixles) the frame rate seems smoother and in some cases the framerate is higher.

but if the source was only 480p and then riped as a 1080p you wouldnt notice the difference except for the bandwith cost.

but if the origional copy was of superior quality and had to be compressed to 480p to fit on a conventional dvd then the 1080p is better as it would contain moar information than the 480p (sounds like im going in circles)


but if you take a real movie like transformers.

the standard dvd looks good.

but watch it on blue ray and you would be like



same goes for a image you can have a poor scan of an image and try to upscale it. and it looks sht.

or you can have a 1080p scan of the orginal and it would look so much better.


i hope i havent strayed XD
« Last Edit: March 16, 2010, 01:47:02 AM by samfisher1 »
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Offline NaRu

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Re: Is the difference between DVD and Blu-ray?
« Reply #6 on: March 16, 2010, 02:18:12 AM »
I have about 60 Blu Ray movies and 300 DVDs.

Now I use a 46" 1080p LCD TV, 50" 1080i Plasma, and a 30" 1080i LCD and I notice a huge difference on all 3 TVs

Offline Viseroid

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Re: Is the difference between DVD and Blu-ray?
« Reply #7 on: March 16, 2010, 03:16:25 AM »
I have seen the Lord of the Ring movies in both DVD and 1080p and there is a big visual different apparent to me. It might not be as apparent depending on what you are watching. For example in animation where there aren't as many detailed textures the resolution doesn't have much room to shine. In the end I'd be as happy watching a DVD as a Blu-ray, however, watching action scenes in 1080p sure kicks ass :)

Offline Xiong Chiamiov

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Re: Is the difference between DVD and Blu-ray?
« Reply #8 on: March 16, 2010, 09:32:44 AM »
My tv isn't large enough to make much of a difference.  I'll still notice it, but not like the difference between modern dvdrips and something like 2000s-era tvrips.
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Offline vuzedome

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Re: Is the difference between DVD and Blu-ray?
« Reply #9 on: March 16, 2010, 09:47:20 AM »
But for some unknown reason, some people still can't really see the difference, even with a >30inch Full HD tv.
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Offline samfisher1

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Re: Is the difference between DVD and Blu-ray?
« Reply #10 on: March 16, 2010, 09:52:14 AM »
those people mostlikely require glasses. as the image is slightly blured so they dont see the detail (or they are plain stupid)

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Offline K7IA

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Re: Is the difference between DVD and Blu-ray?
« Reply #11 on: March 16, 2010, 10:51:29 AM »
Take this screenshot from bakemonogatari for example. Obviously it was created in high definition since some scenes prove it. But what would it matter if it is 480p or 9000p. There is just no detail to make it worth the extra data. Simply put, it is plain graphics, they don't draw any details most of the time anyway. Most of the anime I watched in high definition suffer from the same thing.


Offline Proin Drakenzol

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Re: Is the difference between DVD and Blu-ray?
« Reply #12 on: March 16, 2010, 12:44:46 PM »
I notice a HUGE difference between 480p, 720p and 1080p video. Artifacting is the biggest thing, HD has less of it. Picture quality is also sharper.

I can 100% tell the difference between the three if they're played alternating on my TV (42" 1080p Sharp LCD).

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Offline BuriaL

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Re: Is the difference between DVD and Blu-ray?
« Reply #13 on: March 16, 2010, 06:36:23 PM »



« Last Edit: March 16, 2010, 09:05:15 PM by BuriaL »

Online halfelite

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Re: Is the difference between DVD and Blu-ray?
« Reply #14 on: March 16, 2010, 07:31:40 PM »
You also have to take into account most people sit to far away from there tv for a true hidef picture. on a 50" screen running 1080p you should not no farther then 6.5 feet. 720 you can sit at 10 feet. Most people usually always sit 10feet or more from there tv.

Offline Fool010

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Re: Is the difference between DVD and Blu-ray?
« Reply #15 on: March 16, 2010, 10:09:22 PM »
You also have to take into account most people sit to far away from there tv for a true hidef picture. on a 50" screen running 1080p you should not no farther then 6.5 feet.

Sure, if you want to kill your eyesight.
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Offline blubart

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Re: Is the difference between DVD and Blu-ray?
« Reply #16 on: March 16, 2010, 11:17:03 PM »
In fact the DVD release of Gundam Unicorn was better than the BD version despite the BD being about 15% larger (by file size).
may i ask what "DVD release" you are referring to? (because as far as i know, there is non - apart from the original dvds of course)

Offline nstgc

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Re: Is the difference between DVD and Blu-ray?
« Reply #17 on: March 16, 2010, 11:26:25 PM »
In fact the DVD release of Gundam Unicorn was better than the BD version despite the BD being about 15% larger (by file size).
may i ask what "DVD release" you are referring to? (because as far as i know, there is non - apart from the original dvds of course)

I'm referring to rips. In particular BSS's DVD rip and the QTS BD rip.

I'm currently downloading Thora's DB rip...which is considerably larger.

Offline blubart

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Re: Is the difference between DVD and Blu-ray?
« Reply #18 on: March 16, 2010, 11:49:56 PM »
I'm referring to rips. In particular BSS's DVD rip and the QTS BD rip.

I'm currently downloading Thora's DB rip...which is considerably larger.
the SD BSS release is not a DVD rip, and QTS raws are horrible - so hardly usable for any kind of DVD vs. BD hypothesis.
if you want to compare the BSS pre-release rip to a real BD encode: one two

Offline nstgc

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Re: Is the difference between DVD and Blu-ray?
« Reply #19 on: March 17, 2010, 03:13:31 AM »
I'm referring to rips. In particular BSS's DVD rip and the QTS BD rip.

I'm currently downloading Thora's DB rip...which is considerably larger.
the SD BSS release is not a DVD rip, and QTS raws are horrible - so hardly usable for any kind of DVD vs. BD hypothesis.
if you want to compare the BSS pre-release rip to a real BD encode: one two

No, it is useful. A good DVD rip is superior to a bad BD rip.

Also, the first release by BSS was indeed DVD. They said so on their site.