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First of all, i see this question in all tech website, and tis is my opinion about blogger and wordpress, and you can find on the internet more expert answer about this quesyion, so this is Ayuuub opinions...☺

 -Is a great interface by Google

-easy to use and simple

-All what you need to do is create a google account, choose a domaine.blogspot.com

choose a template or dowload it from the internet, and start to write your topics

-You can also add a doamine.com

-Easy Seo, because its related to google so it regognise your blog faster

-Very good templates and easy to applicate them

-Easy access to write your topics, and also to change everything on you blog

-You can also uploade your photos and videos on it

-Great interface but a little bit slow 

- Poor free domaine

-Google can delete all your work, if  you didnt recpect the procedures

you will be not able to upload your files insted of the picture or videos

 -The templates are good, But not Awesome.

-You will respect google immideatly, on themplate, topics, and feature.

-Great and powerfull base

-Great security, an up to date

-Awesome templates, You can juste create all kind of websites, Magazine, Gallery..

-You can write your topics easily

-You can choose between starting on wordpress website or your own hosting

-You can add plugins, and transforme your website as professional

-Powerfull but need some tech skills

-Awesome template but is not like blogger to install them but need jjuste some skills

-It cost a little bit to have your hosting and domaine name

-Not easy to manipulate it

In my opinion

 If you are a begginer choose blogger because its easy and you can begin on it

If you want to create a website no a blog you can use wordpress