Which is better for flashlights?

Both are 1.5V AAA alkalines and will run a flashlight. The Rayovac states an operating range down to -20°F, which matters for outdoor or cold-weather use.

Which lasts longer in storage?

The Rayovac states a flat 10-year shelf life. The Energizer states 5 to 10 years, so the Rayovac gives the firmer guarantee.

Is the Energizer worth the extra money?

At $18.75 versus $10.50 for 24 cells, you pay about 78% more for a small capacity edge. For most household devices the Rayovac is the better value.

Do they fit the same devices?

Yes. Both are standard AAA (LR03) cells at 1.5V, about 44.5 mm tall and 10.5 mm wide, so they fit the same remotes, toys and flashlights.

Are either rechargeable?

No. Both are primary alkaline cells and should not be recharged.

Which has more capacity?

The Energizer is rated 1,155 mAh and the Rayovac 1,100 mAh, a difference of about 5%. Real runtime depends on the device's drain.

Rayovac Ultra Pro AAA Batteries 24-Pack vs Energizer Max AAA Batteries 24 Pack

Both are 24-packs of AAA alkaline cells, so the choice comes down to price and shelf life. The Rayovac Ultra Pro is $10.50 at Battery Junction as of November 6, 2026, and the Energizer Max is $18.75 at Battery Junction as of the same date. For most households the Rayovac is the better buy; pick the Energizer only if you trust the brand name enough to pay about $8 more.

Today the Rayovac Ultra Pro AAA Batteries 24-Pack costs $8.25 less at its best price.

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