The best replacement for 8085 is 8086.

The best alternatives to 8085 are rated as following:
★★★★★  8086
★★★★  8051
★★  8086 microprocessor
  8081

Your alternative for 8085 is not listed? Suggest!
Speaking about 8085, one probably shouldn't forget about 8255.

Other search terms related to 8085 and their ratings are:
★★★★★ 8255
★★★ memory mapped i/o
★★★ 8253
★★ dma
★★ 8279
★ 8155
★ 8259
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