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Kendo

macrumors 68020
Original poster
Apr 4, 2011
2,363
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What does that mean? Is it only theoretical? I currently have 3G speeds with AT&T. Many people call HSDPA 3.5G. Does that mean that I will get faster downloads with the 4S compared to my 3GS? Or is it all just theoretical?
 
It is technically theoretical, but if there is enough bandwidth to be pushed to your phone, your 4S should hit over 7-8mbps.

Here in Canada, on a normal 7.2Mbps phone we can sometimes hit 6.5Mbps...
 
What it means is that the 4S has a max theoretical downlink speed of 14.4mbps where as the 3GS and 4 had max downlink speeds of 7.2mbps.
 
No, as long as you can get the speeds in your area, you will receive faster downloads. HSDPA is what other companies are calling 4G to make it sound better. I don't know about Verizon's LTE network though, that truly may be 4G.
 
So if you're getting roughly 2.5-3 mb down on a iPhone 4 in a certain area, the. You will not see an advantage by the hspda on the 4s is that correct?
 
Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_5 like Mac OS X; en-gb) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8L1 Safari/6533.18.5)

You won't get more speed unless your pushing the max possible with a 3GS or ip4
 
So if you're getting roughly 2.5-3 mb down on a iPhone 4 in a certain area, the. You will not see an advantage by the hspda on the 4s is that correct?

No, they're different. It is possible that you are getting less than the theoretical 7.2mbps, but once you upgrade to the 4S you can get a good bit over 8mbps.

For instance, on AT&T in Atlanta, I'm normally getting around 4-5 mbps with my current 3GS. Yet I have friends with AT&T HDPSA+ phones that are regularly getting 12-13 mbps and almost always get at least 10+ mbps.
 
Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_5 like Mac OS X; en-gb) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8L1 Safari/6533.18.5)

You won't get more speed unless your pushing the max possible with a 3GS or ip4

then why can I stand next to my friend, both of us using AT&T and he's pulling 12 mbps on a blackberry torch that only uses HSPA+ and Im pulling around 5 mbps on regular 3G?
 
then why can I stand next to my friend, both of us using AT&T and he's pulling 12 mbps on a blackberry torch that only uses HSPA+ and Im pulling around 5 mbps on regular 3G?
It appears yours is the case he was speaking of when he said pushing the max speed with current 3g3 or iPhone 4, in your case you are likely to at least at times benefit.
 
It appears yours is the case he was speaking of when he said pushing the max speed with current 3g3 or iPhone 4, in your case you are likely to at least at times benefit.

getting between half and 3/4ths of the theoretical max is equivalent to pushing the theoretical max?
 
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