Fluke Comparison 88 vs 87 vs 115 Meters

Both meters work for automotive.
If you want RPM get the 88.
If you want True RMS get the 87.
If you want Fast Min-Max of 250 µs get the 87.
Attached is a comparison of the Fluke meters, this link should provide the same info.

https://www.fluke.com/en-us/products/electrical-testing/digital-multimeters/compare?selected=17,263,21

The 88 and 87 kit includes leads…

Stand Alone 88V Meter (AES# F-88-5)
Overview: http://www.aeswave.com/Fluke-88V-Deluxe-Automotive-Multimeter-p8715.html

Fluke 87 Multimeter Series V (AES# F-87-5)
Overview: https://www.aeswave.com/Fluke-87-Multimeter-Series-V-p8748.html 

The 88 is also sold in a combo kit that includes the RPM pickup.
Automotive Meter Combo Kit (AES# F-88-5/A KIT)
Overview: http://www.aeswave.com/Fluke-88V-Automotive-Multimeter-Combo-Kit-p8661.html