The BlackBerry Z10 is a better phone than the Nokia 1 as it gives much better specifications.
Performance: The BlackBerry Z10 comes with the Qualcomm Snapdragon S4 Plus MSM8960 processor and 2GB of RAM whereas the Nokia 1 comes with the MediaTek MT6737 processor and 1GB of RAM.
Camera: The BlackBerry Z10 has a camera of 8 MP with autofocus whereas the Nokia 1 has a camera of 5 MP without autofocus.
Other features like display are also better with the BlackBerry Z10.
Check Full Comparison BlackBerry Z10 vs Nokia 1
The tested SAR value of Nokia 1 is 0.72 W/kg (head) ,1.68 W/kg (body).
In the meantime, do not forget to find out all the detailed specifications and other latest updates about the device here.