What Size Battery for a Hyundai Accent?

The correct battery size for a Hyundai Accent is typically a Group 47 (H5) or Group 96R for most recent model years, while many older models use Group 124R, 26R, or 35, depending on engine and market. Always match cold cranking amps (CCA), physical size, and terminal layout to your model year and climate for best results.

Why Battery Size Matters for the Hyundai Accent

The Hyundai Accent is a subcompact car with modest electrical demands, but choosing the wrong battery size can cause fitment issues, starting problems, or premature battery failure. The “size” of a car battery refers not only to its physical dimensions, but also to its capacity, cold cranking amps, and terminal orientation — all of which must be compatible with the vehicle’s battery tray and electrical system.

Typical Battery Group Sizes by Model Year

While there can be regional variations, most Hyundai Accent models sold in North America and many other markets follow a fairly consistent pattern for battery group sizes. The list below outlines commonly recommended BCI (Battery Council International) group sizes by generation and approximate model years.

• 2020–2022 Hyundai Accent (RB/HC generation, latest in North America): Group 47 (H5) is most common; some catalogs list Group 96R as an alternative.
• 2018–2019 Accent: Typically Group 47 (H5) in many markets.
• 2012–2017 Accent (RB generation): Frequently Group 124R or Group 96R, depending on region and specific trim; Group 47 (H5) is also used as a high‑compatibility replacement in some catalogs.
• 2006–2011 Accent (MC generation): Commonly Group 124R or Group 26R; in some markets, Group 35 is accepted if it matches tray and terminals.
• 1999–2005 Accent (LC generation): Often Group 124R, 26R, or 35, depending on local standards and engine options.
• Older models / non‑US markets: May use DIN/European sizes (e.g., 47/H5 equivalent or other Euro codes) instead of BCI groups; fitment must be checked physically.

These group sizes represent the most frequently specified options, but production changes, regional specs, and aftermarket battery tray variations mean drivers should verify fitment by checking their owner’s manual, current battery label, or a reputable fitment guide.

Key Specifications to Match Beyond “Size”

Getting the group number correct is only part of the equation. A Hyundai Accent’s battery must also meet or exceed the electrical performance specs recommended by Hyundai, particularly for cold starts and vehicle electronics.

Cold Cranking Amps (CCA)

Cold Cranking Amps measure how well a battery can start your car in cold conditions. Hyundai typically specifies minimum CCA values that vary by climate and model year.

The following list highlights general CCA ranges commonly appropriate for a Hyundai Accent; always check your manual or battery label for exact specs.

• Mild to warm climates: 450–550 CCA is usually sufficient for most Accents.
• Moderate climates with winter use: 550–600 CCA provides a safer margin for cold starts.
• Very cold climates (regular sub‑freezing temps): 600–650+ CCA is often recommended, as long as it fits your tray and wiring.
• Aftermarket accessories (audio, lights, electronics): Opt toward the upper end of the CCA range to support higher electrical load.

Choosing a battery with higher CCA than the minimum is usually beneficial, as long as the physical size and terminal layout are correct and the battery is from a reputable manufacturer.

Reserve Capacity and Amp-Hour Rating

Reserve capacity (RC) indicates how long a battery can provide power if the alternator fails, while amp‑hour (Ah) ratings are more frequently seen in European‑spec batteries. For a Hyundai Accent, these values are moderate but still important for reliability.

The following list outlines typical capacity expectations for subcompact batteries used in the Accent.

• Group 47 (H5): Commonly around 50–60 Ah and 90–100 minutes of reserve capacity.
• Group 96R: Similar range, typically about 45–60 Ah with comparable RC.
• Group 124R / 26R / 35: Often 45–60 Ah, with small variations depending on brand.
• Higher‑end AGM versions: May offer slightly higher reserve capacity and better deep‑cycle characteristics.

While Hyundai does not usually require a specific Ah number for the Accent beyond the manufacturer’s minimum, choosing a battery in the higher end of the typical range can improve reliability, especially if you use lights, audio, or chargers with the engine off.

How to Confirm the Right Battery for Your Specific Accent

Because Hyundai Accent specs differ by year, market, and engine, the safest approach is to combine several data sources rather than rely solely on generic charts.

The points below outline practical steps any Accent owner can take to ensure a correct battery match.

1. Check the owner’s manual: Look for the battery section, which usually lists the capacity, CCA, and sometimes a size code or reference.
2. Read the existing battery label: Note the group size (e.g., 47/H5, 96R, 124R, 26R, 35), CCA, and reserve capacity or Ah where printed.
3. Measure the battery tray: If there’s uncertainty, measure the length, width, and height of the tray and any hold‑down brackets to ensure the replacement will fit.
4. Confirm terminal type and orientation: The Accent typically uses standard SAE posts, but the positive and negative terminal positions must match (e.g., 124R and 26R have reversed posts compared with similar groups).
5. Use an up‑to‑date online fitment guide: Major battery brands and auto‑parts retailers offer vehicle lookup tools; use your exact model year, engine size, and trim.
6. Account for climate and usage: If you live in a cold region or use power‑hungry accessories, choose a higher‑CCA option within your compatible group size.

By cross‑checking documentation, physical dimensions, and online fitment tools, you can select a battery that not only fits your Hyundai Accent but also offers the performance and longevity your driving conditions demand.

Standard vs. AGM Batteries for the Accent

Most Hyundai Accent models are originally equipped with a conventional flooded lead‑acid battery, but many aftermarket catalogs now list AGM (Absorbent Glass Mat) options as upgrades.

The list below summarizes the key differences for Accent owners deciding between conventional and AGM batteries.

• Conventional flooded batteries: Generally cheaper; adequate for normal driving; require basic care like ensuring terminals stay clean and tight.
• AGM batteries: Better resistance to vibration, improved performance in cold starts, and typically longer life; cost more but can be worthwhile in harsh climates or heavy‑use vehicles.
• Compatibility: Most Hyundai Accent charging systems work fine with AGM, as long as the battery’s size, CCA, and voltage match factory specs.
• Usage profile: AGMs are often preferred if you frequently run accessories with the engine off or drive mostly short trips.

Although the Accent does not strictly require AGM technology, many drivers opt for it as a durability and performance upgrade, especially when the cost difference is modest and the car is kept for many years.

Signs You May Need a New Battery

Even if you know the right size, recognizing when to replace your battery is just as important. A failing battery can mimic other electrical problems and leave you stranded.

The following list outlines common indicators that your Hyundai Accent’s battery may be nearing the end of its life.

• Slow or labored cranking: The engine turns over more slowly than usual, especially on cold mornings.
• Dim lights or weak electronics: Headlights dim noticeably at idle, or accessories reset intermittently.
• Battery warning light: The dashboard battery indicator may illuminate, signaling possible charging or battery issues.
• Age over 3–5 years: Many factory or replacement batteries begin to weaken after three to five years, depending on climate and usage.
• Visible corrosion or swelling: Corroded terminals or a swollen case indicate potential internal damage.

If you notice these symptoms, have the battery load‑tested at a garage or parts store; if the test shows weak performance, replace it with the correct size and specification for your Accent.

Summary

For most modern Hyundai Accent models, a Group 47 (H5) or Group 96R battery is typically correct, while older generations commonly use Group 124R, 26R, or 35, depending on year and market. The ideal battery will physically fit the tray, match the terminal layout, and meet or exceed Hyundai’s recommended CCA and capacity. Confirming specs via your owner’s manual, the existing battery label, and an up‑to‑date fitment guide ensures a reliable choice tailored to your specific Accent and driving conditions.

What is the battery of a Hyundai accent?

A 12V lead-acid battery is the most common type used in Hyundai Accent vehicles to start the engine and power electrical systems. It is reliable and cost-effective, making it ideal for petrol and diesel Hyundai Accent cars with standard power needs.

What size battery for 2015 Hyundai Accent?

Duralast Group Size 47 H5 Battery H5-DL
Notes: OEM exact fit, *** 550 Cold Cranking Amps (685 Cranking Amps) ***.

What size battery for a 2014 Hyundai Accent?

The correct battery size for a 2014 Hyundai Accent is Group Size 47 (also called H5). When looking for a replacement, search for this group size, and check the specifications for cold cranking amps (CCA) and reserve capacity (RC) to find one that matches the original equipment or your vehicle’s needs. 

• BCI Group Size: 47 
• DIN Group Size: H5 
• Key specifications to look for:
  • Cold Cranking Amps (CCA): Most options are around 650-680 CCA, but you should check your specific vehicle’s requirements. 
  • Reserve Capacity (RC): A common RC is around 100-110 minutes. 
  • Terminal location: The positive terminal is on the top right. 

What size battery is in the 2008 Hyundai Accent?

The correct battery size for a 2008 Hyundai Accent is BCI Group Size 121R. This group size is the standard and most common replacement, and batteries in this size are widely available from various auto parts retailers. 

• BCI Group Size: 121R
• Voltage: 12V
• Terminal Type: Top Post
• Common CCA (Cold Cranking Amps): 550-600A, though this can vary by brand and model