10 Best Portable Jump Starters 2025 in the UK

The NOCO Boost Plus GB40 is a portable jump starter that delivers impressive power with 1000 peak amps, making it suitable for petrol engines up to 6.0 liters and diesel engines up to 3.0 liters. This means it can handle a variety of vehicles, providing up to 20 jump starts on a single charge, which is quite efficient. Its compact size and lightweight design (2.4 pounds) enhance portability, which is crucial for a device intended to be carried around in a car. Safety is a priority with this product, as it includes spark-proof technology and reverse polarity protection, making it user-friendly and minimizing the risk of incorrect connections.

In terms of additional features, the GB40 serves as a multi-functional tool. It acts as a portable power bank capable of recharging USB devices and includes a 100-lumen LED flashlight with multiple modes, making it a handy companion during emergencies. Its durable and rugged build, with an IP65 water-resistant enclosure, ensures it can withstand various environmental conditions.

However, the device might have limitations such as needing a relatively long recharge time of 3 hours via USB, which might be inconvenient for some users. While it boasts advanced features and an easy-to-use interface, the product may not cover larger diesel engines above 3.0 liters, potentially narrowing its utility for certain users. Despite these minor drawbacks, the GB40 stands out in the market, evidenced by its high customer review ratings, showcasing its reliability and effectiveness for typical users looking for a compact and versatile jump starter.

The FLYLINKTECH portable car jump starter stands out due to its significant 2500A peak current, which is capable of jump-starting cars with up to 6.0L gas or 5.0L diesel engines efficiently. Although not the highest in peak amps for this category, it provides reliable power for most vehicles and can do so multiple times before needing a recharge. The 13200 mAh battery capacity doubles as a power bank, making it versatile for charging other devices on the go. Its compact size and lightweight design, weighing just 380 grams, make it highly portable and easy to store in your vehicle or carry along for trips.

Safety is well-addressed with eight types of protection systems, including reverse polarity and explosion protection, ensuring a safe user experience. The IP67 rating means it’s robust enough to withstand dust and water exposure, making it suitable for outdoor use in various weather conditions. It also features an ultra-bright LED flashlight with multiple modes, useful for emergencies.

There are some limitations. While the product is equipped with useful features like an EC5 cigarette lighter adapter, the peak amperage might not be sufficient for larger engines above 6.0L gas or 5.0L diesel. Furthermore, while the compact design is a plus, the product may require frequent recharging if used extensively as a power bank.

In terms of durability, the jump starter is designed to last, with solid build quality, but users should ensure proper handling to maximize its lifespan. It’s easy to use with smart clamps included, making it a great choice for drivers who want a straightforward, reliable jump starter. Given its rating of 4.4 out of 5 stars from nearly 10,000 customers, it's clear that many find it effective and dependable for everyday and emergency use.

The NOCO Boost HD GB70 2000A UltraSafe Car Jump Starter is a powerful and compact solution for jump-starting dead batteries. It offers an impressive 2000-amp peak current, making it suitable for gasoline engines up to 8.0 liters and diesel engines up to 6.0 liters. This jump starter can provide up to 40 jump starts on a single charge, ensuring reliability in emergencies. Its UltraSafe design features spark-proof technology and reverse polarity protection, making it very user-friendly and safe to use even for those with little technical knowledge.

Portability is a highlight, with a lightweight design of just 1.35 kg and compact dimensions that make it easy to store in your vehicle. The rugged and water-resistant construction (rated at IP65) enhances its durability, making it suitable for various environments. A rubberized casing also protects against surface damage. Beyond jump-starting, the GB70 doubles as a portable power bank, capable of charging smartphones, tablets, and other USB devices.

The integrated 400-lumen LED flashlight with multiple modes, including emergency strobe and SOS, adds to its utility, particularly in roadside emergencies. The product also comes with heavy-duty booster clamps, various connectors, and a storage bag, ensuring you have all necessary accessories at hand. However, it may take around six hours to recharge fully from a USB port, which might be inconvenient for some users. Additionally, while its compact size is a plus, it may still be larger than some of the ultra-mini models on the market. The NOCO Boost HD GB70 is a robust and versatile jump starter that stands out for its safety features, multi-functionality, and reliable performance, making it a valuable addition to any vehicle emergency kit.