Are 15 inch wheels any better than fourteen inch wheels?

Just for comparison

If Original F70-14 = 215/70R14
215/70R14 = 25.85" diameter, 8.4" wide
275/45-R17 = 25.67 diameter 10.8" wide
235/60-R15 =26.1" diameter 9.25" wide
215x70xR14-275x40xR17_sbs.png 215x70xR14-275x40xR17.png 215x70xR14-235x60xR15.png

235x60xR15-275x40xR17.png 235x60xR15-275x40xR17_sbs.png
275x40xR17-275x50xR15_sbs.png 275x40xR17-275x50xR15.png
275/50-R15 =25.83" Diameter 10.8" wide
275/45-R17 = 25.67 diameter 10.8" wide