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Mazda MX-5 battery: what each engine takes, with prices

Car Batteries

Which battery does a Mazda take?

Based on 106 orders from Mazda owners, the best-selling batteries are battery Varta N65 Dynamic EFB 12V 65Ah 650A EFB, battery Varta N85 Dynamic EFB 12V 85Ah 800A EFB and Car battery Varta G7 Dynamic SLI 12V 95Ah 830A. Capacity ranges from 44 to 95 Ah depending on model and engine: confirm it by choosing your model.

Which battery each Mazda takes

For guidance: the exact battery depends on engine and year. Confirm it by choosing your version. Data from 106 real orders from Mazda owners.

What Mazda owners buy

Reviews from Mazda owners

  • ★★★★★

    «La monte en un mazda cx5 del 2019. Se nota la potencia al arrancar por la mañana. Mi coche viene con star-stop y esta batería me vino de lujo, y además las medidas son como dicen y entra a la perfección.»

    Oscar V. · Mazda Cx-5 · Varta N65 12V 65Ah 650A EFB
  • ★★★★★

    «Llegó en 48h y el precio resultó muy competitivo respecto de los comercios físicos. Las características eléctricas, las medidas y las características de los bornes coincidían con los ofrecidos en la página y no hubo ningún problema al insta»

    Iván P. · Mazda 6 Hatchback · VARTA G7
  • ★★★★★

    «Con la matrícula encuentras rápido el modelo adecuado. Una vez localizada, tienes disponibles todos los datos de características eléctricas, las medidas y las características de los bornes, para comprobar que coinciden con los de la que ya »

    Iván P. · Mazda 6 Hatchback · baterias.com

The Mazda MX-5 has run through 5 generations between 1990 and 2025, and we cover every one of them with 8 compatible batteries: 41 to 70 Ah, 300 to 760 A of cold cranking, from 47.60 € with VAT.

  • 📅 1990–2025
  • 🚗 5 generations
  • 🔋 8 compatible batteries
  • from 47.60 €

Frequently asked questions

It depends on the engine. Mazda MX-5 owners mostly buy Varta B32 Dynamic SLI 45Ah (47.95 €), Varta C30 Dynamic SLI 54Ah (67.40 €) and Varta B31 Dynamic SLI 45Ah (47.60 €) from us. The table shows the recommended battery for each engine with its price (VAT included) and a link to its page; with your number plate or VIN we tell you the exact one in seconds.
Between 47.60 € and 134.95 €, VAT included, depending on capacity and technology (lead-acid, AGM). Start-Stop versions (AGM or EFB) sit at the top of the range because they withstand many more cycles.
By the registration year: Mx-5 Rf Targa (2016-2025); Mx-5 IV (2015-2025); Mx-5 III (2005-2014); Mx-5 II (1998-2005); Mx-5 I (1990-1998). If your year falls in the overlap between two generations, tell them apart by body type (hatchback, estate or coupé) or use the plate finder, which settles it with no doubt.
Four to six years in normal use. Start-Stop batteries (AGM/EFB) tend to last a little less in city driving because of the number of restarts, but they are built for that cycling. If the car sits for weeks or cranks slowly in the cold, have it tested.
It lasts only a few months: Start-Stop puts the battery through hundreds of cycles a day and a conventional battery cannot cope. The ECU may also disable the automatic stop function. Always fit EFB or AGM, the same technology as the original.

Which battery does a Mazda MX-5 take?

It depends on the engine. Mazda MX-5 owners mostly buy Varta B32 Dynamic SLI 45Ah (47.95 €), Varta C30 Dynamic SLI 54Ah (67.40 €) and Varta B31 Dynamic SLI 45Ah (47.60 €) from us. The table shows the recommended battery for each engine with its price (VAT included) and a link to its page; with your number plate or VIN we tell you the exact one in seconds.

Source: 4 orders from customers with a Mazda MX-5 (our own data). · Updated

Recommended battery for each Mazda MX-5 engine

EngineGenerationRecommended batteryPrice
batteryMazda MX-5 1.5 131 CV Mx-5 IV (2015–2025) Varta B31 Dynamic SLI 45Ah €47.60 incl. VAT View battery →
batteryMazda MX-5 1.5 132 CV Mx-5 IV (2015–2025) Varta B32 Dynamic SLI 45Ah €47.95 incl. VAT View battery →
batteryMazda MX-5 1.8 126 CV Mx-5 III (2005–2014) Varta B32 Dynamic SLI 45Ah €47.95 incl. VAT View battery →
batteryMazda MX-5 1.6 16V 110 CV Mx-5 II (1998–2005) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 1.5 131 CV Mx-5 Rf Targa (2016–2025) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 1.5 132 CV Mx-5 Rf Targa (2016–2025) Varta B32 Dynamic SLI 45Ah €47.95 incl. VAT View battery →
batteryMazda MX-5 2.0 160 CV Mx-5 Rf Targa (2016–2025) Varta B31 Dynamic SLI 45Ah €47.60 incl. VAT View battery →
batteryMazda MX-5 2.0 184 CV Mx-5 Rf Targa (2016–2025) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 2.0 155 CV Mx-5 IV (2015–2025) Varta B31 Dynamic SLI 45Ah €47.60 incl. VAT View battery →
batteryMazda MX-5 2.0 160 CV Mx-5 IV (2015–2025) Varta B31 Dynamic SLI 45Ah €47.60 incl. VAT View battery →
batteryMazda MX-5 2.0 184 CV Mx-5 IV (2015–2025) Varta A7 Dynamic AGM 70Ah €134.95 incl. VAT View battery →
batteryMazda MX-5 2.0 173 CV Mx-5 III (2005–2014) Varta B32 Dynamic SLI 45Ah €47.95 incl. VAT View battery →
batteryMazda MX-5 2.0 160 CV Mx-5 III (2005–2014) Varta B32 Dynamic SLI 45Ah €47.95 incl. VAT View battery →
batteryMazda MX-5 2.0 167 CV Mx-5 III (2005–2014) Varta B32 Dynamic SLI 45Ah €47.95 incl. VAT View battery →
batteryMazda MX-5 1.8 140 CV Mx-5 II (1998–2005) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 1.8 16V 139 CV Mx-5 II (1998–2005) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 1.8 16V 140 CV Mx-5 II (1998–2005) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 1.8 16V 146 CV Mx-5 II (1998–2005) Varta B18 Dynamic SLI 44Ah €57.90 incl. VAT View battery →
batteryMazda MX-5 1.8 i Turbo 185 CV Mx-5 II (1998–2005) Varta B31 Dynamic SLI 45Ah €47.60 incl. VAT View battery →
batteryMazda MX-5 1.6 117 CV Mx-5 I (1990–1998) Varta B23 Dynamic SLI 45Ah €81.40 incl. VAT View battery →
batteryMazda MX-5 1.6 90 CV Mx-5 I (1990–1998) Varta B23 Dynamic SLI 45Ah €81.40 incl. VAT View battery →
batteryMazda MX-5 1.6 115 CV Mx-5 I (1990–1998) Varta B23 Dynamic SLI 45Ah €81.40 incl. VAT View battery →
batteryMazda MX-5 1.6 Turbo 150 CV Mx-5 I (1990–1998) Varta B23 Dynamic SLI 45Ah €81.40 incl. VAT View battery →
batteryMazda MX-5 1.8 130 CV Mx-5 I (1990–1998) Varta B23 Dynamic SLI 45Ah €81.40 incl. VAT View battery →
batteryMazda MX-5 1.8 131 CV Mx-5 I (1990–1998) Varta B23 Dynamic SLI 45Ah €81.40 incl. VAT View battery →

Best-selling batteries for the Mazda MX-5 · Updated 05/11/2026

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How to know which battery your Mazda MX-5 takes

Easiest of all is the number plate lookup: those few characters tell us the precise variant, the engine and the original battery, so you need not check anything else.

You can also work it out yourself: find the registration date in the vehicle documents and locate it in the table. If the year overlaps two generations, the body style — hatch, estate or coupé — tells them apart.

As a final check, look at the battery currently fitted: the label shows capacity (Ah) and cold cranking amps (A). Always replace with equal or higher figures, never lower, and keep the same dimensions and terminal layout.

Start-Stop: which battery your MX-5 needs

The later MX-5 generations run Start-Stop, which puts the battery through hundreds of micro-cycles a day. These cars require EFB (basic Start-Stop) or AGM (Start-Stop with regenerative braking): fitting a conventional battery instead cuts service life to a few months and the ECU may disable the function. Rule of thumb: never downgrade from the technology fitted at the factory.

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