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Message: <blockquote data-quote="jessh" data-source="post: 145480" data-attributes="member: 14060">Hello I am looking to purchase a 24-70mm lens & have found two differing greatly in price.   One is f2.8 & the other f3.5-5.6. I suspect the f2.8 is the better of the two but can anyone tell me if there will be a massive difference that justifies price difference? What benefits would the f2.8 have? I'm a total newbie by the way (if you couldn't tell <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite7" alt=":p" title="Stick out tongue    :p" loading="lazy" data-shortname=":p" />!)thanks, Jess <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile    :)" loading="lazy" data-shortname=":)" /></blockquote>