# Car battery Odyssey ODX-AGM65 74Ah 950A AGM ![Car battery Odyssey ODX-AGM65 74Ah 950A AGM](https://baterias.com/1416-home_default/battery-odyssey-odx-agm65-74ah-950a.jpg) > Odyssey ODX-AGM65 car battery 74Ah 950A AGM. ODX range. Dimensions 300×183×191 mm, + terminal on the left. Check fitment by plate. **Category:** [Car Batteries](https://baterias.com/gb/car-batteries) → [ODYSSEY](https://baterias.com/gb/odyssey) - **Canonical URL**: https://baterias.com/gb/battery-odyssey-odx-agm65-74ah-950a - **Language**: en-GB - **Brand**: ODYSSEY - **Reference**: BCOM-ODYSSEY-ODX-AGM65 - **EAN**: 0635241140446 - **MPN**: ODX-AGM65 - **Stock**: Out of stock ## Technical specifications | Feature | Value | |---|---| | Brand | ODYSSEY | | Reference | ODX-AGM65 | | Model | ODX | | Largo | 300 cm | | Ancho | 183 cm | | Alto | 191 cm | | Peso | 24.5 kg | | Tecnología | AGM | | Terminal layout | Positive terminal on the left | | Terminal type | SAE | | Cold cranking amps (EN) | 950 | | Capacity (C20) | 74 Ah (c20) | | Capacity (C10) | 65 Ah (c10) | ## Quick description **Odyssey ODX-AGM65 74Ah 950A** is a starter battery with OEM-equivalent quality, designed for modern passenger cars. Delivers reliable cold-cranks even after weeks of inactivity and supports stable auxiliary loads (lights, climate control, infotainment). ## Why this car battery? - **Original-equipment quality** without dealership prices - **Lasts 4 to 6 years** buy once instead of twice - **Real human tech support** if you have any doubts before buying ⚡ Capacity 74 Ah C20 🔋 Cold cranking 950 A SAE 📏 Dimensions 300×183×191 mm ⚙️ Technology AGM 🧭 Polarity Positive on the left ⚖️ Weight 24,5 kg 🏷️ Model ODX ## Description ## Car battery Odyssey ODX-AGM65 ODX 74Ah 950A 74*Ah* Capacity 950*A* Cold cranking 24.50*kg* Weight With **74 Ah** at ** V** and **950 A** of cold cranking current (EN), the **Odyssey ODX-AGM65** from the **ODX** range is a starter battery built for passenger cars with conventional starting, without a Start-Stop system. It measures 300 × 183 × 191 mm and the positive terminal on the left, the format sought by anyone replacing a 74 Ah battery in cars. - Original-equipment build quality without the dealership price. - Direct replacement for the original battery in size and terminals. - Reliable cold starts, even after weeks without driving. - AGM technology: absorbed electrolyte, no spills, can be mounted at an angle. ### What the Odyssey ODX-AGM65 is for Designed for passenger cars with conventional starting, without a Start-Stop system, the Odyssey ODX-AGM65 is the direct replacement when your vehicle uses a 74 Ah battery of this format. Before buying, compare dimensions, terminals and capacity with the battery you are replacing. Check that it matches your current battery in dimensions, terminals and hold-down: this reference has a weight of 24.50 kg and SAE terminals. ### Size, terminals and hold-down of the Odyssey ODX-AGM65 It has external dimensions of 300 × 183 × 191 mm and weighs 24.50 kg. The positive terminal on the left decides which side the cables end up on: it is the detail that causes most buying mistakes, so check it before ordering. It uses SAE terminals, the system that anchors and connects it in the vehicle. Checking the three dimensions and the terminal position before buying avoids the most common mistake when replacing a battery. ### Why choose Odyssey batteries Odyssey batteries combine starting and deep cycling in a single sealed pure-lead unit, with some of the longest warranties on the market. All the Odyssey batteries in our catalogue are genuine product, recently manufactured and covered by the manufacturer's warranty. ### The Odyssey ODX-AGM65: ODX range and AGM technology Within the Odyssey catalogue, the **ODX** series groups the references designed for this use. The ODX-AGM65 is the 74 Ah model of that family, with the same performance as its siblings in other sizes. AGM (Absorbent Glass Mat) technology seals the electrolyte in glass microfibre. The result is a maintenance-free battery that is highly vibration-resistant and able to withstand deep discharges that would ruin a classic lead-acid battery. ### Care and maintenance Avoid leaving lights or accessories on with the engine off: most batteries fail not through defects but through repeated deep discharges. In normal daily use the alternator keeps the battery charged; if the car stands for weeks, a maintenance charge once a month prevents deep discharge. ### Manufacturer's warranty The Odyssey ODX-AGM65 comes with the **manufacturer's official warranty** against manufacturing defects; the exact period is stated in the brand's conditions. If it fails through a defect within the period, we replace it free of charge. ### When you get it and how to return it Order **before [[ks:cutoff]]** with stock available and it leaves today: mainland Spain and Portugal receive it in 24-48 working hours, the islands and the rest of the EU in 3 to 5 days. You have **[[ks:return_days]] days** to return it if it has not been installed, with free collection on the mainland, and shipment tracking by email. ## Frequently asked questions ### Is the ODX-AGM65 model AGM? What does this technology offer? Yes. The ODX-AGM65 from Odyssey uses AGM (Absorbent Glass Mat) technology: a sealed lead-acid battery where the electrolyte is absorbed in a glass-fibre mat. It withstands more charge/discharge cycles than a conventional one, handles heat better and is the required technology for cars with advanced Start-Stop and regenerative braking. Expected lifespan: 5-8 years under normal conditions. ### Is this battery compatible with Start-Stop systems? Yes. As AGM technology it is designed for Start-Stop vehicles. AGM batteries support advanced Start-Stop and regenerative braking thanks to their higher cycle count. EFB is recommended for basic Start-Stop; AGM is recommended when regenerative braking is also present, thanks to its higher cycle capability. It works straight out of the box — on most modern vehicles registering the battery via OBD is recommended so the alternator automatically applies the optimal charging profile. ### How is the Odyssey ODX-AGM65 battery installed in the vehicle? In most cars it fits in 15-30 minutes with a 10 mm wrench; if the battery is under the seat or in the boot the time can double. See the step-by-step guide on our blog. Quick summary: 1) switch off the engine and remove the key; 2) locate the original battery (engine bay, boot or under seat); 3) disconnect the negative (−) terminal first, then the positive (+); 4) loosen the hold-down clamp and remove the old battery; 5) fit the new one in the same orientation — with positive on the left match the polarity shown on the product sheet; 6) connect the positive (+) first, then the negative (−). On cars with Start-Stop or BMS, register the battery via OBD so the alternator applies the correct charging profile. ### How many years does this battery last? Expected lifespan of the Odyssey ODX-AGM65 is 5 to 8 years in mild-climate car use with Start-Stop. In cold regions it drops slightly due to cold-start stress; in very hot regions it also drops because of electrolyte evaporation. To extend its life: avoid deep discharges (headlights on with engine off), have the alternator checked yearly, and keep the battery clean and properly secured. ### What are the measurements of the ODX-AGM65 model? Dimensions (length × width × height) are 300×183×191 mm — also written as 300x183x191 mm — following the European DIN standard. Always measure the space in your car before buying: even one extra millimetre can prevent the hold-down clamp from closing. The height shown includes the terminals. ### On which side is the positive of the ODX-AGM65 model? Polarity: positive on the left. To identify it, place the battery in front of you with the terminals facing you and check which side the positive (+, marked with a red ring) is on. Before buying, verify the polarity matches your current battery: switching polarity forces longer cables or system reconfiguration, with short-circuit risk. ### Is the ODX-AGM65 valid for my vehicle? Three options to confirm: 1) enter your number plate in the finder (DGT/DVLA/KBA auto-detect your model and engine); 2) check the "Compatible vehicles" tab on this page, where we list every vehicle verified by our technical team; 3) if you cannot find your model, message us on WhatsApp with brand, model, engine and year — we reply during business hours (Mon–Fri 10:00–13:30 and 16:40–18:00 (Spanish time, CET)). The ODX-AGM65 typically fits a wide range of European vehicles thanks to its standard DIN case format. ### What are the equivalents of the ODX-AGM65 model? Directly interchangeable batteries (same dimensions, same polarity, same Ah and CCA) are the OEM equivalents from leading brands: Bosch, Tudor, Exide and, depending on the model, Banner or Yuasa. Exact equivalence depends on technology — an EFB cannot be replaced with a conventional battery in Start-Stop cars. See the "Equivalents" section to view recommended options at the same performance level. ### What advantages does the Odyssey ODX-AGM65 AGM battery offer over an EFB? AGM (Absorbent Glass Mat) technology uses absorbent fibreglass that retains the electrolyte, eliminating leaks and allowing up to 3× more charge/discharge cycles than a conventional battery. It is the recommended option when the car has advanced Start-Stop with regenerative braking (BMW EfficientDynamics, Mercedes Eco, Audi MHEV, Land Rover ECO, Volvo i-Stop). Withstands tilted positions, high vibration and extreme temperatures better than EFB. The Odyssey ODX-AGM65 is fully original and meets European EN 50342-6 standards for advanced Start-Stop. ### Do I need to register the Odyssey ODX-AGM65 on the car after installation? On most cars it is not strictly necessary — the alternator detects the new battery and adapts the charge automatically. It is recommended to register the battery via OBD so that the alternator applies the optimal charging profile from the first minute and extends the battery life as much as possible (especially on brands with sophisticated BMS: BMW, Mercedes, Audi, Volvo, Land Rover). Any workshop with an OBD scanner (~10-15 € labour) does it in 5 minutes. DIY apps: VCDS / Carista (VAG), Bimmercode (BMW), iCarsoft. If you do not register, the car will still start correctly — the alternator just takes a few days to adjust the profile. The Odyssey ODX-AGM65 ships factory-charged at 80-90% so you can use it straight after fitting. ## Technical team (editorial authorship) The FAQs, guides and comparisons on this site are reviewed by the baterias.com technical team — automotive battery specialists since 2012. → https://baterias.com/gb/technical-team --- *baterias.com — Automotive batteries · 2026-10-22*