10 Best Group 65 Battery of December 2025

• Cold Crank Amp (CCA)- 950
• Better warranty: Limited 3 and 4 year full replacement warranty - not pro rata. Reserve Capacity Minutes :145
• Longer service life: With 3-10 years of service life, ODYSSEY batteries save consumers time, money, and aggravation
• Longer cycle life: 70 percentage longer cycle life compared to conventional deep cycle batteries, up to 400 cycles at 80 percentage depth of discharge- high stable voltage for longer periods of time
• Faster recharge: The highest recharge efficiency of any sealed lead battery on the market, capable of 100 percentage recharge in 4 - 6 hours
• Mounting flexibility: Non-spillable design
• Vibration resistance- design protects against high impact shock and mechanical vibration
• Extreme temperature tolerant- Operating temperatures from -40 degree Celsius (-40 degree Fahrenheit) to 45 degree Celsius (113 degree Fahrenheit).
• This item is not for sale in Catalina Island

ODYSSEY

• 12-Volt, 800 Cold Cranking Amps, Size: 10" x 6 7/8" x 7 13/16" tall, Weight: 38.8 pounds, Dual SAE & GM Posts
• Reserve capacity of 100 minutes for constant performance
• Optimal starting power even in bad weather
• This item is not for sale in Catalina Island. Battery Charger:13.8 to 15.0 volts, 10 amps maximum, approximately for six to twelve hours. Alternator:13.3 to 15 volts, no amperage limit
• Note: Fifteen times more resistant to vibration for durability. Mountable in virtually any position. May include convenient carrying handle for ease of placement in battery holder.

Optima

• 12-Volt, 720 Cold Cranking Amps, Size: 10 5/16" x 6 13/16" x 7 5/8" tall, Weight: 39.5 pounds, SAE Posts
• Reserve capacity of 90 minutes for constant performance;Up to 3X longer life
• Optimal starting power even in bad weather
• Fifteen times more resistant to vibration for durability.This item is not for sale in Catalina Island
• C20 Capacity:44 Amp hour; Maintenance-free
• Internal Resistance - 0.003

Optima

• 12 Volt battery with CA: 1070, Ah: 75
• Absorbed Glass Mat (electrolyte is suspended in fiberglass)
• Spill proof, sealed, valve regulated and vibration resistant
• Ultra low internal resistance
• Mount in almost any position

XS Power

• Maintenance-free Absorbed Glass Mat (AGM) technology - no water required, no spills, no leaks, and no maintenance

ACDelco

• Pure lead AGM technology delivers exceptional CCA ratings and reserve capacity cycling ability
• Quick starting every time
• Cycles over 900 times to 50% depth of discharge
• Proudly made in the USA at our state-of-the-art battery plant
• Advanced AGM construction means no water levels to check or terminals to clean

NorthStar

• Less volume and weight: 1/3 of normal lead-acid battery
• Exceptional cycle life: more than 2000 cycles under JISD standard (lead-acid battery 150-300 cycles).
• No maintenance needed for almost a year. No spill - no acid inside, no leak problems
• No pollution: safe for the environment. Does not contain any acid and heavy metals such as lead, cadmium, or mercury
• Incredibly fast recharge rate. Superb performance - still performs at high temperatures of 60-80C

MMG

• Extended cold cranking amps delivery means more power for today's demanding electronics
• Group 65 battery with 750 CCA (cold cranking amps) and 150 R. C. (reverse capacity)
• 20x the vibration resistance of conventional batteries
• Superior vibration resistance, optimized component compression , and fortified posts, straps and welds
• Superior corrosion resistance sealed housing with manifold venting system

Delphi

• 170 CCA; Better warranty: Limited 2-year full replacement warranty, not pro rata; Longer service life: With 3-10 years of service life, ODYSSEY batteries save consumers time, money, and aggravation
• Longer cycle life: 70 percentage longer cycle life compared to conventional deep cycle batteries, up to 400 cycles at 80 percentage depth of discharge- high stable voltage for longer periods of time
• Faster recharge: The highest recharge efficiency of any sealed lead battery on the market, capable of 100 percentage recharge in 4 - 6 hours; Mounting flexibility: Non-spillable design
• Vibration resistance- design protects against high impact shock and mechanical vibration; Extreme temperature tolerant
• This item is not for sale in Catalina Island
• "Item is Hazmat and non-returnable

ODYSSEY

• 12-Volt, 800 Cold Cranking Amps, Size: 10" x 6 7/8" x 7 13/16" tall, Weight: 37.9 pounds, SAE Post. C20 Capacity: 50 Ah. CCA: 800 Amp
• Reserve capacity of 100 minutes for constant performance
• Optimal starting power even in bad weather; Case Material: Polypropylene
• Fifteen times more resistant to vibration for durability
• This item is not for sale in Catalina Island

Optima