Varta N85 Dynamic EFB (formerly Blue Dynamic EFB) 85Ah 800A 12V Car Battery
12VVoltage
85AhCapacity
800ACold cranking
26,4kgWeight
The Varta N85 car battery is the 12 V, 85 Ah model delivering 800 A of cold cranking power (EN) from Varta's Dynamic EFB (formerly Blue Dynamic EFB) range, designed for cars with a Start-Stop system and high electrical demand. Measuring 306 × 173 × 225 mm and with the positive terminal on the right, it is the direct replacement for cars that leave the factory with an 85 Ah battery in this format.
In short: the Varta N85 (85 Ah, 800 A, 306 × 173 × 225 mm, positive terminal on the right). It is an EFB battery for cars with Start-Stop; if your car came with an AGM battery from the factory, always replace it with another AGM. Verified equivalent alternatives: Tudor TL954 and Exide EL954.
- Built for the intensive cycling of the Start-Stop system.
- Keeps the vehicle's electronic management correctly calibrated.
- Reinforced resistance to the partial charging and discharging of daily driving.
- A higher guaranteed number of engine starts than a conventional battery.
Vehicles compatible with the Varta N85 battery
This battery is listed as compatible with more than 83 vehicles from manufacturers such as Great Wall, Toyota, Nissan, Hyundai, Mitsubishi and Mazda. For anyone who needs to change the battery in their Great Wall or Toyota, this Varta N85 reproduces the original specifications. Added to that list are models from Tata, Citroën, Haval, Ssangyong, Isuzu, Kia, Lexus and Volkswagen. Not sure whether it is the right one for your car? Check in seconds by entering your registration number in our finder.
Size and fitting of the Varta N85
The Varta N85 is made in the 306 × 173 × 225 mm format and weighs 26,4 kg. The positive terminal on the right determines which side the cables run to: it is the detail that causes the most buying mistakes, so it is worth checking before ordering. It uses a B00 hold-down and a type 1 terminal, the system that anchors it to the vehicle's battery tray. Checking the three dimensions and the terminal position before buying avoids the most common mistake when replacing a battery.
The Varta N85 and the Dynamic EFB range
The Dynamic EFB range (silver label) uses EFB technology, an enhanced lead-acid design for entry-level Start-Stop systems and vehicles with high energy demand. It withstands far more cycling than a conventional battery.
It is the correct replacement for cars that came with EFB from the factory and a solid step up from a standard battery. It sits one rung below AGM in terms of cycling demand.
In a modern vehicle the battery powers ever more electronics even with the engine switched off. This series is sized for that draw and for restarting the engine dozens of times a day without losing performance, something a traditional starter battery cannot handle. This battery used to belong to Varta's Dynamic EFB range; following the brand's commercial renaming (2025), it forms part of the new Dynamic EFB series.
Why choose a Varta battery
Choosing Varta means going with the reference the car manufacturer itself signed off on in its day. Against own-brand batteries, the difference is not the purchase price but how many winters the battery lasts before leaving you stranded.
Varta batteries are made under the Clarios group with German technology and quality controls that make them one of the best-selling choices in Europe. As a lead battery, it is 100% recyclable through any collection point.
Varta's production combines automated lines with verification of more than 100 parameters per unit; that traceability is what underpins its reputation for reliable starting throughout the battery's life.
Manufacturer's warranty
The Varta N85 battery comes with the official manufacturer warranty.
Care and maintenance
In a vehicle with Start-Stop the battery works far harder, so it pays to drive far enough for it to recharge and to always replace it with the same type (AGM for AGM, EFB for EFB) so the electronic management stays in calibration. To get the best from it, avoid very short journeys, which stop it recharging after each start. Keeping the terminals clean and the hold-down secure prevents vibration-related faults in the engine bay.
