The best replacement for rechargeable batteries is regular batteries.

The best alternatives to rechargeable batteries are rated as following:
★★★★★  regular batteries
★★★★  alkaline
★★★  disposable
★★★  non rechargeable batteries
★★  disposable batteries
★★  lithium
★★  batteries
★  duracell
★  alkaline batteries
★  fuel cell batteries
★  energizer
  non rechargeable
  solar rechargeable batteries
  energizer aa rechargeable batteries
  lithium batteries

Your alternative for rechargeable batteries is not listed? Suggest!
Speaking about rechargeable batteries, one probably shouldn't forget about rapid charger.

Other search terms related to rechargeable batteries and their ratings are:
★★★★★ rapid charger
You have in mind a companion for rechargeable batteries and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of rechargeable batteries in all years. Click on graph for more.
rechargeable batteries
regular batteries
alkaline