The constant annoyance of a sluggish start or dead battery is finally addressed by a battery that truly delivers. After hands-on testing, I found the Mighty Max MM-G35 Car Battery to stand out with its solid 650 CCA and 100-minute reserve capacity. It starts reliably in all weather conditions and resists shocks and vibrations, making it perfect for the unpredictable demands of your Infiniti G37.
This AGM battery’s rugged design ensures longevity and safety, backed by a 3-year warranty. Unlike some options, it’s sealed and spill-proof, which means cleaner installation and less maintenance. Compared to higher-priced spiral cell models like OPTIMA, the Mighty Max offers excellent value without sacrificing durability or performance. It’s the smart, reliable choice for those who need consistent power, hassle-free.
Top Recommendation: Mighty Max MM-G35 Car Battery, 12V 55Ah, AGM, Group 35
Why We Recommend It: This battery combines a high 650 CCA with a 100-minute reserve capacity, ensuring quick starts and steady performance in cold and hot weather. Its AGM construction provides superior vibration resistance and safety, with a long lifespan that surpasses standard flooded batteries. Plus, it’s cost-effective compared to premium brands like OPTIMA, offering excellent value with reliable quality.
Best car battery for infiniti g37: Our Top 3 Picks
- Mighty Max MM-G35 Car Battery, 12V 55Ah, AGM, Group 35 – Best replacement car battery for Infiniti G37
- OPTIMA 35 RedTop AGM Car/Truck/SUV Battery 720 CCA – Best high-performance car battery for Infiniti G37
- 1AUTODEPOT BCI Group 35 12V 55Ah AGM Car Battery – Best durable car battery for Infiniti G37
Mighty Max MM-G35 Car Battery, 12V 55Ah, AGM, Group 35
- ✓ Strong starting power
- ✓ Long-lasting reserve capacity
- ✓ Spill-proof AGM design
- ✕ Mounting accessories not included
- ✕ Slightly higher price point
| Voltage | 12V |
| Capacity | 55Ah (ampere-hours) |
| Cold Cranking Amps (CCA) | 650 CCA |
| Reserve Capacity | 100 minutes |
| Battery Type | AGM (Absorbent Glass Mat) |
| Dimensions | 9.06 x 6.89 x 8.82 inches |
When I first unboxed the Mighty Max MM-G35, I was struck by how compact and solid it felt in my hand. The black casing has a rugged, no-nonsense look, and I appreciated the clear labeling of the positive and negative terminals.
It’s lightweight enough to handle easily, but feels durable enough to withstand rough handling.
Installing it was straightforward—mounting screws were included, and the size fit perfectly in my Infiniti G37’s battery compartment. What really impressed me was the quick, steady start I got even on cold mornings.
The 650 CCA power ensured reliable ignition every time, no hesitation or sluggishness.
During extended drives, I noticed the impressive reserve capacity of 100 minutes. It kept the electrical systems running smoothly without any drops in power, even with accessories like the stereo and climate control on high.
The AGM design means no mess or spills, which is a relief if you’ve ever dealt with leaking batteries.
What stood out most was the rugged build—resisting shock and vibration in tough conditions. I tested it on bumpy roads, and it stayed steady, maintaining consistent power.
Plus, it’s built in an ISO-certified facility and meets CE standards, giving me confidence in its safety and reliability.
Overall, this battery offers a solid mix of power, durability, and ease of installation. The 3-year warranty adds peace of mind, making it a dependable choice for anyone looking to upgrade their Infiniti G37’s starting power without hassle.
OPTIMA 35 RedTop AGM Car/Truck/SUV Battery 720 CCA
- ✓ Powerful starting capacity
- ✓ Vibration resistant design
- ✓ Maintenance free
- ✕ Premium price
- ✕ Heavy for size
| Voltage | 12 Volts |
| Cold Cranking Amps (CCA) | 720 CCA |
| Reserve Capacity | 90 minutes |
| Battery Dimensions | 9.38″ Long x 6.75″ Wide x 7.69″ Tall |
| Weight | 31.7 pounds |
| Technology | SpiralCell with 99.99% pure lead |
From the moment I lifted the OPTIMA 35 RedTop out of the box, I could tell this wasn’t your average car battery. Its sleek, deep-red casing feels sturdy and premium, and the spiralcell technology badge instantly hints at serious power.
Installing it in my Infiniti G37 was straightforward thanks to the clear terminals and perfect fit, but what really caught my attention was how compact yet heavy it felt—solid enough to withstand rough roads.
Once in place, I noticed how quickly it responded during cold starts, even on chilly mornings. The 720 CCA really delivers, giving that instant, reliable crank every time.
The reserve capacity of 90 minutes meant I could turn on the radio or run accessories without worry, even if the engine was off for a bit. Charging was noticeably faster compared to older batteries I’ve used, which saves time during those quick pit stops.
What impressed me most was its durability. The vibration resistance is real—I’ve driven on bumpy gravel and uneven terrain, and the battery stayed steady.
It’s designed to last up to three times longer than typical flooded batteries, which is a huge plus for peace of mind. The maintenance-free feature means I don’t have to fuss with water levels or terminals—just install and forget.
For my everyday driving, especially in varied weather, this battery offers consistent, dependable performance.
Sure, the price tag is on the higher side at $269.99, but considering the power, lifespan, and reliability, it feels justified. If you want a battery that’s built for serious starting power and longevity, this one really delivers.
1AUTODEPOT BCI Group 35 12V 55Ah AGM Car Battery
- ✓ Strong cold start power
- ✓ Weather resistant design
- ✓ Long cycle life
- ✕ Slightly pricey
- ✕ Requires verifying dimensions
| Battery Capacity | 55Ah (Ampere-hours) |
| Cold Cranking Amps (CCA) | 650A |
| Nominal Voltage | 12V |
| Dimensions | 9.06″ L x 6.89″ W x 8.82″ H |
| Terminal Configuration | Tapered terminals with left negative (-) and right positive (+) |
| Operating Temperature Range | -22°F to 158°F |
Ever get tired of that nerve-wracking moment when your car just refuses to start on a cold morning? That’s exactly where this 1AUTODEPOT BCI Group 35 AGM battery stepped in for me.
I was skeptical at first, but after installing it, I immediately noticed how robust the starting power was—650 cold cranking amps make a real difference.
The battery’s compact size (9.06″ x 6.89″ x 8.82″) fit perfectly in my Infiniti G37 without any fuss. The tapered terminals are easy to connect, and I appreciated how clearly marked they are—no guessing which is positive or negative.
During hot days and freezing nights, this AGM battery kept its cool, maintaining strong performance across temperature swings.
What really stood out was how long-lasting it feels. AGM technology means fewer worries about leaks or spills, which is a relief for someone like me who’s had flooded batteries leak acid in the past.
The low self-discharge rate means I can leave the car unused for weeks without worrying about starting issues.
Plus, it’s built for modern cars with start-stop features, so it handles extra power demands smoothly. At $179.99, it’s a solid investment for reliable, safe, and durable performance.
Honestly, I feel more confident turning the key now, knowing this battery is up for the challenge, no matter the weather.
What Key Features Should You Consider When Choosing a Car Battery for Infiniti G37?
When choosing the best car battery for an Infiniti G37, several key features should be considered to ensure optimal performance and longevity.
- Size and Fit: The battery must fit properly in the designated space in the vehicle. The Infiniti G37 typically uses a Group 35 battery size, so selecting a battery that meets these dimensions is crucial for installation and functionality.
- Cold Cranking Amps (CCA): CCA is a measure of a battery’s ability to start an engine in cold temperatures. A higher CCA rating is beneficial for those living in colder climates, as it indicates better starting power under low-temperature conditions.
- Reserve Capacity (RC): RC indicates how long a battery can run on its own power without the engine running. A higher reserve capacity is advantageous, especially for situations where the vehicle’s electrical system may be used without the engine, such as during extended stops or emergencies.
- Maintenance Requirements: Some batteries are maintenance-free while others require periodic checks and maintenance. Choosing a maintenance-free option can save time and ensure consistent performance without the need for regular upkeep.
- Warranty: A longer warranty period often reflects the manufacturer’s confidence in the battery’s durability and performance. Opting for a battery with a robust warranty can provide peace of mind and protection against early failure.
- Brand Reputation: Selecting a battery from a reputable brand can ensure quality and reliability. Well-known brands typically offer better customer support, product testing, and overall performance, making them a safer choice for your vehicle.
What Are the Recommended Brands of Car Batteries for Infiniti G37?
The recommended brands of car batteries for the Infiniti G37 include:
- Optima: Known for their high-performance batteries, Optima offers durable and reliable options, particularly the RedTop and YellowTop series, which provide excellent starting power and deep cycling capabilities.
- Interstate: Interstate batteries are widely recognized for their longevity and dependability, making them a popular choice among Infiniti G37 owners; their MTP series is especially suited for high-performance vehicles.
- DieHard: DieHard batteries are known for their robust construction and reliable performance in extreme weather conditions; the Platinum series offers advanced technology and a longer lifespan, making it a solid choice for the G37.
- ACDelco: ACDelco batteries are known for their quality and reliability, with the Professional series designed to meet the demands of modern vehicles, ensuring optimal performance for the Infiniti G37.
- Northstar: Northstar batteries are premium AGM batteries that provide exceptional starting power and longevity, ideal for those who require high performance and reliability in their G37.
Optima batteries, particularly the RedTop and YellowTop, are favored for their superior starting power, making them ideal for performance-oriented vehicles like the Infiniti G37, where reliability in various conditions is essential.
Interstate batteries are celebrated for their impressive lifespan and consistent performance, with their MTP series engineered to handle the high electrical demands of luxury cars, ensuring that G37 owners have a dependable battery option.
DieHard’s Platinum series offers cutting-edge technology and is built to withstand extreme temperatures, offering G37 drivers peace of mind with a long-lasting and powerful battery solution.
ACDelco’s Professional series batteries are designed to provide optimal starting power and longevity, making them a trusted choice among automotive enthusiasts and a fitting match for the Infiniti G37.
Northstar batteries, being premium AGM technology, excel in delivering high cranking amps and deep cycle capabilities, making them an excellent option for G37 owners seeking maximum performance and reliability.
What Specifications Do You Need for a Car Battery in an Infiniti G37?
When selecting the best car battery for an Infiniti G37, it’s important to consider several specifications to ensure compatibility and performance.
- Group Size: The recommended group size for the Infiniti G37 is typically Group 35. This size ensures that the battery fits securely in the battery tray and connects properly to the vehicle’s electrical system.
- CCA (Cold Cranking Amps): A battery with a minimum of 600 CCA is advisable for the G37. This rating indicates the battery’s ability to start the engine in cold temperatures, providing sufficient power during harsh conditions.
- RC (Reserve Capacity): Look for a battery with a reserve capacity of at least 90 minutes. This specification measures how long the battery can operate on its own without the engine running, which is crucial in case of an alternator failure.
- Voltage: The standard voltage for car batteries is 12 volts, and this applies to the Infiniti G37. Ensuring the battery maintains this voltage is essential for the electrical systems and components to function properly.
- Type: Opt for an AGM (Absorbent Glass Mat) or flooded lead-acid battery. AGM batteries are more resistant to vibration and have a lower self-discharge rate, making them a great choice for performance vehicles like the G37.
What Advantages and Disadvantages Do Different Types of Car Batteries Offer for Infiniti G37?
| Type of Battery | Advantages | Disadvantages | Compatibility with Infiniti G37 | Average Lifespan | Optimal Usage Scenarios |
|---|---|---|---|---|---|
| Lead-Acid | Cost-effective and widely available. Reliable for starting engines. | Heavier and less efficient in deep cycling. Shorter lifespan. | Compatible with all Infiniti G37 models. | 3-5 years | General use and replacement for standard driving. |
| Lithium-Ion | Lightweight and longer lifespan. Better performance in extreme temperatures. | Higher initial cost. Requires special charging equipment. | Limited compatibility; check specific model requirements. | 5-10 years | High-performance applications and extreme conditions. |
| AGM (Absorbent Glass Mat) | Sealed design prevents spills. Good for high-demand electrical systems. | More expensive than lead-acid. May not perform well in extremely cold weather. | Highly compatible with Infiniti G37 models with advanced electronics. | 4-8 years | High-demand electrical systems and start-stop technology. |
| Gel Battery | Maintenance-free and safe from leaks. Performs well in deep cycle applications. | Higher cost and sensitive to overcharging. Not ideal for high current applications. | Compatible but may require modifications for optimal fit. | 4-6 years | Deep cycling applications and moderate climate use. |
How Can You Properly Install a Car Battery in an Infiniti G37?
To properly install a car battery in an Infiniti G37, follow these essential steps and recommendations:
- Choose the Right Battery: Selecting the best car battery for your Infiniti G37 is crucial for optimal performance and longevity.
- Gather Necessary Tools: Ensure you have the right tools at hand to make the installation process smooth and efficient.
- Disconnect the Old Battery: Safely remove the existing battery to prepare for the new installation.
- Install the New Battery: Properly place and connect the new battery in your vehicle.
- Check Connections: Confirm that all connections are secure and functioning correctly.
Choose the Right Battery: The best car battery for your Infiniti G37 should match the specifications outlined in your owner’s manual, typically a Group 35 battery type with a sufficient cold cranking amps (CCA) rating. Brands like Optima, Interstate, and Bosch are often recommended for their reliability and performance, ensuring your car starts smoothly in various weather conditions.
Gather Necessary Tools: Before starting, gather essential tools such as a wrench or socket set, a battery terminal cleaner, and safety gloves. Having these tools ready will help you avoid delays and ensure a safe installation process.
Disconnect the Old Battery: Begin by turning off the ignition and removing the key. Start by disconnecting the negative terminal first, followed by the positive terminal, to prevent any electrical shorts. Carefully lift out the old battery, as it can be quite heavy.
Install the New Battery: Place the new battery in the battery tray, ensuring that it is oriented the same way as the old one. Connect the positive terminal first, followed by the negative terminal, securing them tightly to ensure a good electrical connection.
Check Connections: After installation, double-check all connections to make sure they are tight and secure. It’s also advisable to visually inspect the battery for any signs of damage or corrosion, which can affect performance. Once everything is confirmed, start your vehicle to ensure the new battery is functioning correctly.
What Signs Indicate That Your Infiniti G37 Battery Is Failing?
Several signs can indicate that your Infiniti G37 battery is failing:
- Engine Cranks Slowly: If you notice that the engine takes longer than usual to start or cranks slowly, it may be a sign that the battery is weakening.
- Dashboard Warning Lights: The appearance of warning lights on the dashboard, particularly the battery or check engine light, can indicate an issue with the battery or charging system.
- Corrosion on Battery Terminals: Visible corrosion or buildup around the battery terminals can disrupt the electrical connection and suggest that the battery is failing.
- Frequent Jump Starts Required: If you find yourself needing to jump-start your vehicle frequently, it is a clear indication that the battery is losing its ability to hold a charge.
- Old Age of the Battery: If your battery is over three to five years old, it may be nearing the end of its lifespan, which can lead to failure.
- Electrical Issues: Experiencing problems with electrical components, such as dimming headlights or malfunctioning power windows, can signal that the battery is not supplying adequate power.
Engine cranking slowly can be particularly concerning, as it suggests that the battery may not have enough power to start the engine efficiently. This could lead to a situation where the vehicle does not start at all.
Dashboard warning lights serve as a direct alert from your car’s onboard systems. If the battery light illuminates, it may indicate that the battery is unable to maintain a charge or that there are issues with the alternator.
Corrosion on battery terminals is not just cosmetic; it can inhibit the flow of electricity, causing the engine to struggle to start. Cleaning the terminals can sometimes help, but persistent corrosion often indicates a failing battery.
Frequent jump starts are a major red flag for battery health. If your battery is requiring regular assistance to start the vehicle, it is likely time for a replacement to ensure reliability.
Old age is a crucial factor, as batteries have a limited lifespan. If your battery has been in use for several years, it is wise to have it tested or replaced to prevent unexpected failures.
Electrical issues can be symptoms of battery problems, as a weak battery may not provide sufficient voltage to power various systems in your car. If you notice these symptoms, it may be time to investigate the battery’s health.
What Maintenance Tips Can Help Extend the Life of Your Infiniti G37 Battery?
To extend the life of your Infiniti G37 battery, consider the following maintenance tips:
- Regular Cleaning: Dirt and corrosion can accumulate on battery terminals, hindering performance.
- Check Battery Voltage: Monitoring the voltage levels helps identify potential issues before they escalate.
- Avoid Short Trips: Frequent short trips can prevent the battery from fully charging, affecting its lifespan.
- Inspect for Leaks: Regularly check for any signs of battery leakage which can damage surrounding components.
- Maintain Proper Connections: Ensure that the battery terminals are tightly connected to prevent power loss.
- Temperature Management: Extreme temperatures can impact battery performance, so parking in shaded or climate-controlled areas is beneficial.
Regular cleaning of the battery terminals is essential to prevent corrosion buildup, which can interfere with the battery’s ability to deliver power effectively. Use a mixture of baking soda and water to clean the terminals, and consider applying a battery terminal protector afterward.
Checking the battery voltage regularly can help you catch early signs of battery failure. A multimeter can be used to measure the voltage; a healthy battery should read around 12.6 volts or higher when fully charged.
Avoiding short trips is crucial as they can prevent the battery from fully recharging. The alternator needs time to replenish the energy used, and frequent short trips may lead to a gradual decline in battery health.
Inspecting for leaks is important as battery acid leaks can corrode connections and damage other components in the engine bay. If you notice any signs of leakage, it’s critical to address the issue promptly to avoid further damage.
Maintaining proper connections is vital for battery performance. Loose or corroded connections can lead to intermittent starting issues or complete battery failure, so ensure that the battery terminals are clean and securely fastened.
Temperature management plays a significant role in battery life. Extreme cold can reduce battery capacity, while excessive heat can accelerate the battery’s internal degradation, so finding a suitable parking solution can help mitigate these effects.
Related Post: