Which is the better lens

[Sweety]

I'm needing more reach than the standard kit lens gives me on my Canon 750D & until I can save up enough money to be able to buy a good lens for wildlife I have been looking at lenses around the 70-300mm mark for wildlife, a bit of landscape where the extra reach would come in handy due to situations & as a general purpose lens & was wondering which of the following would be the better lens to get for sharpness & a lack of fringing (think that's the term for the purple colour cast you can get)
The lenses i'm looking at are
Tamron SP 70-300mm F4-5.6 DI VC USD
Canon EF 75-300mm F4-5.6 IS USM
Canon EF 55-250mm F4-5.5 IS STM
I'm only looking at second hand lenses as I have very little cash & all of these I have seen for under £170

 

[Jannyfox]

I can only speak for the Tamron which works well on my 550D when I don't have my Sigma 150-600. I'm not convinced it's perfectly sharp at the 300mm end so I usually pull it back very slightly for wildlife. It does suffer from zoom creep but a charity wristband solved that. It's a good lens.

 

[dwrcymru]

I'm very satisfied with the Canon 55-250 mm, for the price it produces some very sharp images. I also have quite a few manual lenses that I use with adapters on my 600D.

 

[maarten.dhaese]

Don't get the Canon EF 75-300mm F4-5.6 IS USM; get the Canon EF 70-300mm F4-5.6 IS USM instead.

Canon EF 75-300mm F4-5.6 IS USM review: http://www.the-digital-picture.com/Reviews/Canon-EF-75-300mm-f-4-5.6-IS-USM-Lens-Review.aspx
Canon EF 70-300mm F4-5.6 IS USM review: http://www.the-digital-picture.com/Reviews/Canon-EF-70-300mm-f-4-5.6-IS-USM-Lens-Review.aspx

You should be able to pick up the Canon EF 70-300mm F4-5.6 IS USM for about £170-£200.

MPB have several in stock at the moment.

The 55-250 also has a good reputation.

 

[petersmart]

Don't get the Canon EF 75-300mm F4-5.6 IS USM; get the Canon EF 70-300mm F4-5.6 IS USM instead.

Canon EF 75-300mm F4-5.6 IS USM review: http://www.the-digital-picture.com/Reviews/Canon-EF-75-300mm-f-4-5.6-IS-USM-Lens-Review.aspx
Canon EF 70-300mm F4-5.6 IS USM review: http://www.the-digital-picture.com/Reviews/Canon-EF-70-300mm-f-4-5.6-IS-USM-Lens-Review.aspx

You should be able to pick up the Canon EF 70-300mm F4-5.6 IS USM for about £170-£200.

MPB have several in stock at the moment.

The 55-250 also has a good reputation.

I can also endorse the 70-300mm IS USM lens which is very good - I also used the 75-300mm when I first started with DSLRs and found it was quite reasonable up to 200mm but after that got quite soft although you could get reasonable results with double sharpening in PP, and it was a lot cheaper.