The 9 Best Boat Batteries

This review has been updated 3 times since it was first published in February of 2019. Save yourself from getting stranded in open waters without power by investing in one of these dependable boat batteries. We’ve included cranking and deep cycle options that support quick engine starts and steady energy flows for operating all of your electrical equipment. Be sure to handle these carefully with acid-resistant gloves and store them in a cool, dry place during the off season. When users buy our independently chosen editorial choices, we may earn commissions to help fund the review.

Editor's Choices
Top 9 Boat Batteries

9. Renogy Lithium-Iron Phosphate

  • Very lightweight
  • Can also be used to power golf carts
  • It's rather expensive

8. VMax V35-857

  • Pairs well with trolling motors
  • Compact design for shelf storage
  • Documentation is hard to read

7. Amstron GC2

  • Low heat output when charging
  • Shock-resistant plating
  • On the bulky side

6. DieHard Advanced Gold

  • Spillproof design
  • 3-year replacement warranty
  • Takes a while to install

5. Optima BlueTop

  • Can be mounted in multiple positions
  • 120-minute reserve capacity
  • Needs a carrying handle

4. Odyssey Thunder Marine

  • Corrosion-resistant brass terminals
  • Flame-retardant cell containers
  • It's quite heavy

3. WindyNation BattaMax

  • 12-year float life
  • Low rate of self-discharge
  • Excellent choice for backup power

2. Renogy AGM

  • Withstands extreme temperatures
  • Durable abs exterior
  • Built-in safety valve

1. Battle Born 12-Volt

  • 100-amp continuous output
  • Very easy to hook up
  • Good for rv and off-grid use

1. Elkton Outdoors

  • Available in three color patterns
  • Comfortable padded seats
  • 650-pound weight capacity

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