The best replacement for 16-35 is 17-40.

The best alternatives to 16-35 are rated as following:
★★★★★  17-40
★★★★★  14-24
★★★★  24-70
★★★  17-35
★★★  18-35
★★★  17-55
★★  24-70 nikon
★★  17-35 nikon
★★  17-40 canon
★★  14mm
★★  35mm 1.4
★★  17-35 canon
★  24-105
★  tokina 16-28
  10-22 canon
  10-22
  14-24 nikon
  24-120
  17-55 nikon
  18-35 nikon
  24 1.4
  35l
  canon 16-35
  12-24 nikon
  17-55 canon
  35

Your alternative for 16-35 is not listed? Suggest!
Speaking about 16-35, one probably shouldn't forget about d600.

Other search terms related to 16-35 and their ratings are:
★★★★★ d600
You have in mind a companion for 16-35 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of 16-35 in all years. Click on graph for more.
16-35
17-40
14-24