http://www.dpreview.com/reviews/Q311waterproofcompactgrouptest/
2. The ePhotozine has carried out a group test and shootout amongst the Olympus EP-3 vs Panasonic GF3 vs Samsung NX11 vs Sony NEX-5:-
http://www.ephotozine.com/article/olympus-e-p3-vs-panasonic-gf3-vs-sony-nex-5-vs-samsung-nx11-17084
Some of the results might be interesting enough as the tests were carried out side-by-side and the test shots were made at nearly the same time. Those real-world shots are especially worth for some look, as they could represent real-life performance.
Related:-
DC Watch Tough DC Shootout: TG-810 Vs EX-G1 Vs DSC-TX10 Vs DMC-FT3 Vs FinePix XP30 Vs Optio WG-1 GPS