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A question of Class

4 replies · 2,004 views · Started 14 September 2008

Did you know that 8GB microSD cards can be a lot slower than 6GB ones? No, neither did, I, so I was very interested to read Ricky Cadden's detailed investigation into the issue.

Read on in the full article.

> From my non-technical assessment, this leads me to believe that not only does the capacity of the card affect speeds, but also the Class.

What? Of COURSE class affects speeds. Everyone knows this....that's the whole point of a card's class. This is really quite a novice article to be honest. And he trusts Windows Vista's reporting of transfer speeds when Vista has known big issues with crap copying speeds? The facts he reports are interesting, but his opinions are not worth the (web) paper they're written on... 😊

You're not being entirely fair.

Of course you would expect a Class 8 card to be faster than a Class 6 or Class 4 card. What you might not expect is that a Class 4 8GB card would be so much slower than a smaller capacity Class 4 card.

It's actually quite useful to know that a Class 4 8GB card is *significantly* slower than a 4 or 6 GB card of the same class, and that this speed decrease will have a knock-on effect as to how fast your phone operates; that's not necessarily something you might expect....

> You're not being entirely fair.

And you're not considering my comment carefully 😊
I said the facts he produced were interesting, and I'm grateful for them, which is what you also mention. My criticisms are of the specific sentence I quoted and the other opinions expressed in the article, which are quite frankly of newbie status...

Thanks Steve, for the link.

@Unregistered - I'll be the first to tell you that it's unscientific, and not the most fact-based comparison - However, when 90% of consumers get a memory card, or shop for one, they're not going to start running all sorts of tests on it. They're going to plop it into their phone and use that as the determining factor of the quality of the card. Whilst I went a bit beyond that, I tried to keep it as simple as possible.