Vivo Y69 is just a bit expensive but a lot more worthy as compared to Vivo Y71. Vivo Y69 takes the lead by featuring a higher resolution front camera, more storage capacity, an Octa-Core processor and also a fingerprint scanner for advanced security.
You can see the detailed comparison here: Vivo Y69 vs Vivo Y71
I will recommend you Honor 7X. With a 5.93-inch Full-HD (1,080 x 2,160 pixels) IPS LCD display and an aspect ratio of 18:9, it gives you a good feel while using the phone. Under the hood, there is a HiSilicon Kirin 659 chipset aided by 4GB of RAM which is good for a lag-free experience. It features dual primary cameras (16MP+2MP) along with an 8 MP secondary camera. To ensures a long run for users it comes with a 3,340mAh Li-Polymer battery.
The Honor 7X gives you the luxury of owning a smartphone with exciting features at a much cheaper price from others.
You can also check the complete comparison here: Honor 7X vs Vivo Y71