Best Battery For Mazda 3 (Reviews & Buying Guide)

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Cars are incredibly crucial items in our modern life- we use them to travel to different destinations to visit our family members, to go to the grocery, etc. But without a good battery, your vehicle is not going anywhere. A battery is one of the most crucial items that get your vehicle running. Its condition affects whether your car can drive smoothly or not at all. Hence, purchasing the best battery that is suitable for your specific vehicle is one of the most critical steps you need to take as a car owner. There are numerous car batteries available in the market. But sometimes, selecting the best can seem to be an overwhelming task. To avoid all the worries and stresses of picking the best, we have highlighted the best batteries for your car. Well, below is a guide on the best battery for Mazda 3.

Optima Batteries 8040-218 D35 YellowTop

So, what is the best battery for Mazda 3? One battery that has proven to be exceptionally great is the Optima Batteries 8020-164 35 RedTop Starting Battery. This brand comes with numerous features and technologies for increased performance and durability. It requires minimal maintenance and offers faster recharging capabilities. Ultimately, it’s known for its optimal starting power regardless of temperature.

In A Hurry?

The Test Winner After 29 Hours Of Research:


—- We Researched Every Product, We Review With Our Own

Our Top Pick: Optima Batteries 8020-164 35 RedTop Starting Battery

Our Research

  • Researched Source: 46
  • Hours Researched: 29
  • Experts Interviewed: 19
  • Consumers Review: 247

Why This Is Best?

  1. Voltage[ V]: 12 Volts
  2. Crank Amps: 770
  3. Cold Crank Amps: 680
  4. Reserve Capacity: 100
  5. Vibration Resistant: Yes
  6. Mount Capacity: Yes            
  7. Item Weight: 39.4 pounds
  8. Warranty: 3 Year
19 Experts Interview Result For Mazda 3

Top 06 Mazda3 Battery Comparison Table

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What Are The Best Battery For Mazda 3?

Here are some of the best batteries for Mazda3 we found:

1. Optima Batteries 8020-164 35 Redtop Starting Battery


  • Voltage[ V]: 12 Volts
  • Crank Amps: 910
  • Cold Crank Amps: 720
  • Reserve Capacity: 90
  • Vibration Resistant: Yes
  • Mount Capacity: Yes
  • Item Weight: 31.7
  • Product Dimensions: 9.38 x 6.8 x 7.6 inches
  • Warranty: 3 Year

If you are on a tight budget and are looking for an excellent battery for your Mazda 3, the Redtop 8020-164 35 Redtop Starting Battery is a great choice. This battery offers exceptional performance, and it can seamlessly perform better in severe weather and environmental conditions. It’s the best car battery that comes with some modern features and specifications as highlighted below:

Exceptional performance

This battery is the best battery for 2014 Mazda3, and it has a remarkable performance. It is rated 720 cold-cranking amps, which is impressive for your Mazda 3. It gives more starting power even in the cold season. And since it is an AGM battery, users can use this battery in the hot or cold season.

Higher reserve capacity

One of the best features that make this battery stand out from the crowd. It comes with a 90 minute RC; This ensures reliability and longer shelf-life to give users the performance they need anywhere, anytime.

Compact and lightweight 

When you compare this battery to other batteries on the market, this battery is lightweight and fits easily in your Mazda 3 car. It weighs 31.7 pounds and has a measurement of 9.38 x 6.8 x 7.6 inches (L x W x H).

 It’s durable and safe.

Manufacturers have incorporated essential features into this battery to extend its life. It has a polypropylene housing and is resistant to vibrations. This ensures that this battery operates well in harsh environments without damage. The special spiral cell structure promises a rich and clean power source and thus provides the safety of users, families, and the environment.

2. Optima Batteries 8040-218 D35 Yellowtop Dual Purpose Battery


  • Voltage[ V]: 12 Volts
  • Crank Amps: 770
  • Cold Crank Amps: 620
  • Reserve Capacity: 98
  • Vibration Resistant: Yes
  • Mount Capacity: Yes 
  • Item Weight: 36.4
  • Product Dimensions: 9.38 x 6.8 x 7.6 inches
  • Warranty: 3 Year

The optima batteries 8040-218 D35 Yellowtop Dual Purpose Battery is the best battery for 2010 Mazda 3. It’s a heavy-duty battery that can support a vehicle loaded with accessories. With its affordable price, it’s a great purchase for those individuals who want a battery that comes with amazing features. Many buyers have praised it for its extra performance and deep-cycling abilities.

Vibration resistant

This is one of the best features to look for when buying a car battery for your Mazda 3. Manufacturers of this battery handle this situation perfectly. It has an excellent vibration resistance which is 15 times more than conventional batteries. This translates to increased durability and a steady power supply even under high vibrations.

Excellent performance

The battery features 620 cold-cranking amps. Usually, this is the minimum rating for a battery with deep cycling capabilities, but it’s a dream come true. Its RC is extremely high at 98 minutes. This makes sure that you have sufficient power during emergencies when your engine power is out.

Optimal starting power

A car with a lot of accessories deserves this kind of battery since it offers enough starting powers. Because of its design, the battery supplies clean power which implies that it holds power more than normal units and starts even in harsh weather conditions

3. Delphi Bu9035 Max start Agm Premium Automotive Battery, Group Size 35


  • Voltage[ V]: 12 Volts
  • Crank Amps: N/A
  • Cold Crank Amps: 680
  • Reserve Capacity: 100
  • Vibration Resistant: Yes
  • Mount Capacity: Yes
  • Item Weight: 39.4 pounds
  • Product Dimensions: 9.01 x 8.99 x 8.2 inches
  • Warranty: No Warranty

This is one of the best batteries on our list of products. It comes with the latest features, technologies and offers exceptional performance at an affordable price. Here are some features that users find incredible:

 Exceptional performance

Its 680 cold-cranking amps offer remarkable performance on cold days. Together with its RC of 100 minutes, you have one of the best battery for Mazda 3 2012. This implies that the battery can generate up to 100 minutes of power when transporting a load of 25 amps. With this property, users are guaranteed sufficient power anytime.

Vibration resistance

 The vibration resistance feature in this battery is far more superior than conventional batteries. Matching this with the AGM design, you get a durable battery and delivers enough power for your battery even in harsh weather conditions.  

Minimal maintenance

The battery is well sealed and covered. This means that you can mount it in any position in your Mazda 3 without experiencing any leakage.

4. Xs Power D5100r Xs Series 12v 3,100 Amp Agm High Output Battery


  • Voltage[ V]: 12 Volts
  • Crank Amps: 745
  • Cold Crank Amps: N/A
  • Reserve Capacity: N/A
  • Vibration Resistant: Yes
  • Mount Capacity: Yes
  • Item Weight: 39.6pounds
  • Product Dimensions: 12 x 11.5 x 8 inches
  • Warranty: No Warranty

The X.S. Power D5100R XS series car battery is topping in the chats for its exceptional performance, A.G.M technology, and for being the best battery for Mazda 3 2017. When you compare it with the conventional batteries, this battery comes with many useful features as shown below: 

It’s durable

For increased durability, this battery is well sealed, spill-proof, valves controlled, etc. It’s a type of battery that can match your expectations.  

Vibration and Ultra-low internal resistance

Other features that come with this battery comprises the vibration resistance that is 15 more time than ordinary batteries and its low internal resistance. This implies that you can use your battery in severe climate conditions, and you can install it in any position in your Mazda 3.

5. Odyssey 34r-Pc1500t Automotive And Ltv Battery


  • Voltage[ V]: 12 Volts
  • Crank Amps: 55
  • Cold Crank Amps: 850
  • Reserve Capacity: N/A
  • Vibration Resistant: No
  • Mount Capacity: Yes
  • Group Size: 24F /34 R
  • Item Weight: 50 pounds
  • Warranty: 30 Month

If you are searching for the best battery for Mazda 3 2016, the Odyssey 34R-PC1500T battery is one of the most excellent choices since it offers higher performance, RC, and incredible cold-cranking amps. It’s also widely known for its durability and reliability. 

Great cold crank amp

It has the best cold-cranking amps of 850 cold-cranking amps. Well, this is far higher than what most Optima and conventional batteries offer. This property implies that a user would not have any problem starting his/her car even in extremely cold weather. 

Longer service life

Durability is another excellent feature of this battery. It can approximately be used between 3 to 10 years. This longer-service life will save you cash and time. 

Faster recharge

While ordinary batteries take a long time to charge, this brand charges faster, it takes around 4 to 6 hours to charge fully. The higher RC will offer additional power to start your engine quickly, even during emergencies.

Mounting flexibility

With its incredible design, this battery is easy to mount and position in your car. Similarly, its well-sealed to reduce any leakage and frequent maintenances. For increased durability, this battery is resistant to vibrations.

Quite solid

Due to its solid materials, this battery is strong enough to handle any hard tasks or weather. Moreover, it’s well-designed, and this means reduced electrical problems and maintenance.

6. Deka 9a35/85 Agm Intimidator Battery


  • Voltage[ V]: 12 Volts
  • Crank Amps: N/A
  • Cold Crank Amps: 680
  • Reserve Capacity: N/A
  • Vibration Resistant: No
  • Mount Capacity: Yes
  • Group Size: 35/85
  • Item Weight: 39
  • Product Dimensions: 9.563″ x 6.75″ x 7.75″
  • Warranty: 3 to 4 years

Designed by the best manufacturers in the world, this best battery for Mazda 3 2015 comes with premium features and modern technology. The superior glass mat has an incredible balance of absorbency, electrical resistance, and complexity. The outcome is exceptional performance and increased durability.

Low internal resistance

This feature ensures a faster power supply, which is exceptionally vital for start-stop systems. Similarly, this internal resistance as well offers the capability to recharge quickly than ordinary batteries.

Improved electrolyte system

With these features and technology, the Intimidator can absorb a lot of electrolytes and shield the internal items. And the micro-porous glass dividers can reduce acid leakages and terminal corrosion.

Strong durability

This battery is meant to operate in tough conditions due to its durable structure. The extra certified battery posts, welds, and straps, blended with a vibration-resistant glass mat, offers maximum durability.

How to choose the best battery for mazda 3? 

Read Your Mazda 3 user manual:

People are advised to buy a car battery themselves rather than going to a car dealer or mechanic. This is because they will save a lot of money and buy the right battery for their car. It will be a waste of time and money if you purchase the wrong car battery. That’s why Mazda 3 owners are advised to read the manual that comes with their car to fully understand the right type and size of the battery to buy.

Find the right size battery:

Car batteries come in different sizes and designs. They are each designed to fit a specific car. It’s crucial to select the right size and design to suit your car correctly. Choosing the wrong size may lead to it not fitting correctly in your car and the terminal and cables not matching in the right place. Always read your manual to see the correct measurement and size of your battery.

Choose a battery with the right RC:

This is another crucial feature always to check when buying your battery. The (RC) rating in full means reserve capacity. The is the number of minutes the battery can distribute the least voltage required to operate the vehicle should the vehicle’s fan or alternator break. It’s usually quoted in minutes. The higher the RC rating, the greater the performance. If it has not been listed, always ask the store consultant or check your manual for the recommended reserve capacity rating.

 Consider Battery CCA:

Cold-cranking amps (CCA) estimate the battery’s capability to begin your vehicle in very cold temperatures. When your battery has more fantastic cold-cranking amps, it implies higher starting power. Mazda 3 owners are advised to choose a battery with a higher CCA rating for extreme starting reliability. In case you miss the exact reading, don’t be tempted to select a battery too low or higher than your specified CCA rating.


One of the factors to always check. You are advised to check if your battery is compatible with your car before buying it.  You should check if the battery has the right measurements as the current OEM battery. In case the battery is not compatible, don’t buy it. It will cost you a big time and money.


Make sure to check your battery manufacturing date before buying. Newer batteries are believed to function better and are durable than older batteries. Always check the manufacturing dates on any replacements you are making. A battery is considered good when it’s less than seven months old.

Mazda 3 battery replacement procedure?

It’s a proven fact that car batteries don’t last long, and sooner or later, they will need to be replaced. If you have used your battery for a long time, then it’s time to get it replaced. Here is a process you need to follow to replace your car battery: 

  1. Start by opening the hood and locate the battery. Once you have found the battery, extract the cable seen in the battery by sagging the nut.
  2. Turn the cable and pull it up. Make sure you pull it carefully without causing any damage to the battery or cables. Use the terminal puller cables and avoid using the screwdriver. 
  3. Repeat the process using the red battery cable. 
  4. Using a wrench, detach the clamp connecting the battery.
  5. Get the battery out from the tray by utilizing the handle or grasping it from the bottom as it can be bulky.
  6. Clean all the dirt that might be seen in the place where your battery was installed. This is to prepare the place for a new battery. Use baking soda or water to clean the place. You can do this with battery cable connectors also.
  7. Install the new battery inside the tray and tighten it with a clamp.
  8. Using an anti-corrosion solution, spray and clean the terminals to prolong the life of the battery.
  9. Connect and fasten the red battery cable and also the black cable.
  10. Ensure that the electrical connection is reliable by making sure that everything is tight. If the battery is moving or the cable terminals, then it means the battery is not fastened. 

As seen, this is not a hard process; by just following the process carefully, your car will be able to run immediately without any problem. 

How to reset i-stop After Battery Replacement?

After replacement or servicing, the i-stop system may fail to work. In this situation, you need to contact your mechanic or do it yourself. If you decide to do it by yourself, here is a process you need to follow:

  1. Start by warming up your engine. Word of caution (Make sure that anything electrical is switched off, such as the radio, A/C, and so on. This to prevent electrical load.)
  2. Turn off the ignition.
  3. Next, turn the ignition on but with the engine switched off. For approximately 3 to 5 sec, long-press the i-stop switch.
  4. Turn the engine on.
  5. Go to the i-stop off button and press it. Check if the i-stop indicator light is flashing. In case it not, return to step 3.
  6. Let the engine rest for about 10 minutes or up to the time the i-stop indicator light switches off. 
  7. Turn off the engine and wait for about a minute or two. 
  8. Last but not least, switch on the engine. Look for the drive, and verify if the i-stop system usually functions. Individuals with i-stop need to be aware that they need to drive for a kilometer to activate. Be aware that the i-stop won’t function when the diesel engine is in regen mode, and (b) in some situations, check your manual for information. Additionally, if the new battery was fixed, it might take a few minutes for the battery to charge up before i-stop will ultimately begin to work. Look for a remarkable drive so that it gets fully charged. 
  9. If the i-stop-starts to function, as usual, you have successfully reset it.

How do you start a Mazda 3 with a dead battery?

  1. Make sure that the key over is switched off. 
  2. Locate the little latch on the back. 
  3. Let go of the latch and raze it. You ought to find in your hand a previously hidden “traditional” style key that was inside the fob.
  4. Take your key and insert it in the driver-side keyhole. Turn it to open the door manually. 
  5. Re-introduce the key inside the fob, and take the driver’s seat. 
  6. Locate the Mazda logo found close to the top of the fob. Pull it down on your car’s brake, and then click this symbol section against the push-switch start. This will link a small chip into the fob with your vehicle, and 
  7. Should run it immediately.

How do I manually open my Mazda 3 truck?

The truck of the Mazda 3 may fail to open due to a dead battery or a malfunction with your electrical system. If you experience this problem, here is a simple process to follow to open your truck: 

  1. Using the flathead screwdriver, extract the cap located on the interior surface of the truck lid. 
  2. Rotate the lever to the right-hand side to open the truck lid. 
  3. Rotate the screw counterclockwise and evacuate it. Extract the cover located inside. 
  4. Turn the lever to the left-hand side to collapse the seatback. 
  5. Finally, turn the lever to the left-hand side to unlock the trunk.

Mazda 3 battery group size list

Group Size

 LxWxH (inches)

LxWxH (cm)

Group 24

10.25 x 6.8125 x 8.875

26 x 17.3 x 22.5

Group 27

12.0625 x 6.8125 x 8.875

30.6 x 17.3 x 22.5

Group 31

13 x 6.8125 x 9.4375

33 x 17.3 x 24

Group 34

10.25 x 6.8125 x 7.875

26 x 17.3 x 20

Group 35

9.0625 x 6.875 x 8.875

23 x 17.5 x 22.5

Group 51 and 51R

9.374 x 5.0625 x 8.8125

23.8 x 12.9 x 22.3

Group 65

12.0625 x 7.5 x 7.5625

30.6 x 19 x 19.2

Group 78

10.25 x 7.0625 x 7.6875

 26 x 17.9 x 19.6

Mazda 3 Battery pricing:

These batteries come at different prices. Hence any person can get the best battery as per their budget. There are batteries that fall under $200, and others fall above $ 200.Always check out our products and choose one that fits your budget.


We have listed some of the best batteries for Mazda 3 available in the market. They are the best batteries that come with the latest features and innovations. Our team has done enough research to present you with only the best batteries available in the market. Therefore, always check our site when you are planning to make a purchase. We offer the best products.



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