Choosing the correct battery for the Alfa Romeo Giulia, produced from 2016 onward, is an important task that ensures the smooth operation of the vehicle’s advanced electronics and performance features. All versions of the Giulia, whether equipped with petrol or diesel engines, include Start-Stop technology, which places additional demands on the battery. As a result, standard lead-acid batteries are not suitable for this model. Instead, every version of the Giulia—from the 2.0 Turbo petrol engines to the powerful 2.9 V6 Quadrifoglio, and the efficient 2.2 Multijet diesels—requires an EFB battery, or Enhanced Flooded Battery.
EFB batteries are designed to handle the increased cycling demands caused by frequent engine restarts in Start-Stop systems. They also offer better performance under load and provide reliable power to the car’s numerous control modules, infotainment system, and safety electronics. In the case of the Giulia, every engine variant requires a battery with a capacity of 80 Ah and a cold cranking current (CCA) in the range of 720 to 800 A. This specification ensures that the battery can deliver the necessary energy even in cold weather or during heavy electrical usage.
Among the compatible EFB batteries, examples include Bosch S4 E11, Exide EL800, Lucas LE115, Varta F22, and Varta N80. These models are widely recognized for their durability and are engineered to support modern vehicles with Start-Stop systems. Each of these batteries meets or exceeds the performance standards needed for the Giulia, making them solid choices when replacing the original unit. It’s important to note that while these are sample models, the final selection should also consider the terminal layout and physical size to ensure a proper fit.
What makes the battery choice for the Giulia even more critical is the performance-oriented nature of the car. Even in the base 2.0 Turbo versions, the engine’s turbocharging and Start-Stop technology create situations where a weaker or aging battery could result in sluggish restarts or cause electronic faults. In the high-performance 2.9 V6 Quadrifoglio, the electrical demand is even more intense, given the vehicle’s additional sensors, advanced stability systems, and the need for instant responsiveness. Choosing a high-quality EFB battery is not just about convenience—it’s vital for preserving the intended driving experience.
The same applies to diesel variants, including the Q4 all-wheel-drive options. Diesel engines generally require higher cranking power due to their compression ignition, and combined with the Start-Stop system, the battery is under near-constant load. This makes a robust EFB battery with high starting current a necessity. Even if your Giulia is used primarily for short city commutes, an EFB battery ensures consistent starts and prevents premature battery failure caused by frequent stops and limited charging cycles.
A helpful tip for Giulia owners is to always check if battery registration is needed when replacing the unit. While not always mandatory, informing the vehicle’s control system of the new battery ensures that charging parameters are correctly adjusted. This can extend the life of the new battery and improve its efficiency, especially in models equipped with intelligent battery sensors.
In conclusion, selecting the right battery for the Alfa Romeo Giulia involves more than just matching the voltage. All versions require an 80 Ah EFB battery capable of delivering up to 800 A, and choosing a trusted brand like Bosch, Varta, Exide, or Lucas ensures that the car remains reliable and responsive. Whether you’re driving a refined diesel version or the high-performance Quadrifoglio, a high-quality EFB battery is an essential component of the Giulia’s soul—just as important as the engine or suspension when it comes to delivering that pure Alfa Romeo experience.
Alfa Romeo Giulia is produced from 2016. Below we present the specifications of batteries suitable for specific engines.
Basic parameters of batteries suitable for Alfa Romeo Giulia (2016-):
| Layout | Terminal types | Base hold-down |
|---|---|---|
| 0 – positive on the right side | 1 | B13 |
Alfa Romeo Giulia – petrol engines:
- 2.0 Turbo (147 kW) – with Start-Stop
- 2.0 Turbo (206 kW) – with Start-Stop
- 2.0 Turbo Q4 (206 kW) – with Start-Stop
- 2.9 V6 Quadrifoglio (375 kW) – with Start-Stop
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 EFB S4 E11 | 80 Ah 730 A | 315x175x190 mm | More |
| Exide EFB EL800 | 80 Ah 720 A | 315x175x190 mm | More |
| Lucas Fusion EFB LE115 | 80 Ah 730 A | 315x175x190 mm | More |
| Varta Blue Dynamic EFB N80 | 80 Ah 800 A | 315x175x190 mm | More |
| Varta Blue Dynamic EFB F22 | 80 Ah 730 A | 315x175x190 mm | More |
For the Alfa Romeo Giulia models produced from 2016 onwards with the petrol engines 2.0 Turbo (147 kW) Start-Stop, 2.0 Turbo (206 kW) Start-Stop, 2.0 Turbo Q4 (206 kW) Start-Stop, and 2.9 V6 Quadrifoglio (375 kW) Start-Stop, it is essential to select a battery that matches the advanced requirements of these engines, especially considering their Start-Stop technology. All these engines are equipped with systems designed to improve efficiency and performance, which puts additional demands on the electrical system and requires a robust battery solution.
The recommended batteries for these engine variants are of the EFB (Enhanced Flooded Battery) type. EFB batteries are specifically engineered to handle frequent engine restarts and the higher energy consumption associated with Start-Stop systems. Batteries from reputable manufacturers such as Bosch, Varta, Exide, and Lucas are suitable choices. For these engines, batteries with a capacity of 80 Ah and a starting current ranging from 720 to 800 A are recommended. The dimensions for proper fitment are typically 315 mm in length, 175 mm in width, and 190 mm in height, with terminal layout 0 and terminal type 1, and B13 mounting.
All of the listed batteries—Bosch S4 EFB S4 E11, Varta Blue Dynamic EFB F22 and N80, Exide EFB EL800, and Lucas Fusion EFB LE115—meet these criteria and provide the necessary reliability and performance for the Giulia’s petrol engines. Choosing any of these EFB batteries ensures proper support for the Start-Stop function, maintains electrical stability for onboard systems, and delivers dependable starting power in various driving conditions.
Alfa Romeo Giulia – diesel engines:
- 2.2 Multijet (100 kW) – with Start-Stop
- 2.2 Multijet (110 kW) – with Start-Stop
- 2.2 Multijet (118 kW) – with Start-Stop
- 2.2 Multijet (140 kW) – with Start-Stop
- 2.2 Multijet Q4 (140 kW) – with Start-Stop
- 2.2 Multijet Q4 (154 kW) – with Start-Stop
| Model | Capacity and CCA | Dimensions (LxWxH) | Price |
|---|---|---|---|
| Bosch S4 EFB S4 E11 | 80 Ah 730 A | 315x175x190 mm | More |
| Exide EFB EL800 | 80 Ah 720 A | 315x175x190 mm | More |
| Lucas Fusion EFB LE115 | 80 Ah 730 A | 315x175x190 mm | More |
| Varta Blue Dynamic EFB N80 | 80 Ah 800 A | 315x175x190 mm | More |
| Varta Blue Dynamic EFB F22 | 80 Ah 730 A | 315x175x190 mm | More |
For the Alfa Romeo Giulia diesel engines produced from 2016 onwards—specifically the 2.2 Multijet (100 kW) Start-Stop, 2.2 Multijet (110 kW) Start-Stop, 2.2 Multijet (118 kW) Start-Stop, 2.2 Multijet (140 kW) Start-Stop, 2.2 Multijet Q4 (140 kW) Start-Stop, and 2.2 Multijet Q4 (154 kW) Start-Stop—the battery requirements are closely aligned with those described for the petrol engines. All these diesel variants are equipped with Start-Stop technology, which places a premium on battery performance and resilience. The frequent restarting of the engine and the demands of modern vehicle electronics mean that only high-quality, robust batteries should be considered.
For these diesel engines, EFB (Enhanced Flooded Battery) technology is strongly recommended. EFB batteries are engineered to handle the high number of start cycles required by Start-Stop systems and to provide stable power for all electrical consumers, even during prolonged engine-off periods at traffic lights or in heavy traffic. The batteries that fit these requirements include models from Bosch (S4 EFB S4 E11), Varta (Blue Dynamic EFB F22 and N80), Exide (EFB EL800), and Lucas (Fusion EFB LE115). Each of these batteries offers a capacity of 80 Ah, with starting currents ranging from 720 to 800 A, ensuring reliable cold starts and consistent power supply.
The physical dimensions—315 mm in length, 175 mm in width, and 190 mm in height—are compatible with the Giulia’s battery compartment, while the terminal layout 0, terminal type 1, and B13 mounting configuration ensure straightforward installation. By selecting any of these EFB batteries, owners of the listed diesel Giulia engines can be confident in maintaining optimal Start-Stop functionality, protecting sensitive onboard electronics, and ensuring dependable starting performance throughout all seasons.
If you’re still unsure which battery fits your Alfa Romeo Giulia , or if you want to help others in their selection, please send us a photo of your current battery in the comment section at the bottom of the page. You can also send the picture to contact@whatbattery.co.uk (we will place it in the comments to also help other users). Be sure to specify the car model, year, type, as well as the engine capacity and power. We’ll do our best to assist you!