Nothing’s worse than a dead battery, especially when you’re in a rush that’s where NOCO Boost GB70 vs GBX75 come in. I’ve used both the GB70 got me back on the road during a freezing morning, but when I tested the GBX75, the faster charging and extra power felt like a serious upgrade. Both are solid choices, but the differences matter depending on what you need. Let’s dive in and find out which one is right for you.
What’s the Biggest Difference Between the GB70 and GBX75?
The GBX75 is the upgraded, more powerful version of the GB70, delivering 25% more peak power (2500A vs. 2000A). With USB-C fast charging, it recharges 5X faster for added convenience. Learn more in our guide on the best NOCO battery chargers for cars for top recommendations.
NOCO Boost GB70 2000A Jump Starter – Best for Cars & Trucks
- Peak Power: 2000A for fast and strong jump starts
- Engine Support: Up to 8.0L gas and 6.0L diesel
- Battery Life: Provides up to 40 jump starts on a single charge
- Charging Time: Fully recharges in about 6 hours via USB
- Weight & Size: Weighs 5 pounds, compact for easy storage
Features That Make It Stand Out
- Safe and Easy to Use – With UltraSafe technology, it prevents sparks and protects against reverse polarity, making it safe for beginners.
- Multi-Purpose Power Bank – Equipped with a USB-A port, allowing you to charge phones, tablets, and other small devices.
- Bright LED Flashlight – A built-in 400-lumen LED flashlight with 7 modes, including SOS and emergency strobe.
- 12V Power Output – Can power tire inflators, inverters, and other 12V devices.
- Rugged and Water-Resistant – Designed with an IP65-rated casing, making it resistant to dust, water, and rough conditions. Learn more in our guide on the best car battery chargers for dead batteries for durable and reliable options.
Pros
- Delivers 2000A peak power, strong enough for large engines
- UltraSafe technology prevents accidental sparks and battery damage
- Can be used as a power bank for charging mobile devices
- Compact and durable design with weather resistance
Cons
- Takes longer to recharge compared to newer models
- No USB-C fast charging support, making charging slower
What’s Included in the Box?
- NOCO Boost GB70 Jump Starter
- Heavy-Duty Battery Clamps
- XGC Male and Female Connectors
- XGC Cable
- Micro USB Charging Cable
- Microfiber Storage Bag
- User Guide
- 1-Year Limited Warranty
NOCO Boost GBX75 – Best 2500A Jump Starter for Large Vehicles
- Peak Power: 2500A for extreme jump-starting power
- Engine Support: Up to 8.5L gas and 6.5L diesel
- Battery Life: Provides up to 40 jump starts per charge
- Charging Time: Fully recharges in just 1.8 hours via USB-C
- Weight & Size: 5 pounds, compact and durable
Top Features of NOCO Boost GBX75 You Need to Know
- Extreme Power for Large Vehicles – With 2500A peak current, the GBX75 can start even larger gas and diesel engines than its predecessor.
- Turbo-Fast USB-C Charging – Unlike older models, the GBX75 fully charges in just 1.8 hours and can provide a jump start with only 5 minutes of charge.
- Power Bank with 60W USB-C Output – Not only does it jump-start vehicles, but it can also charge laptops, tablets, smartphones, and more with USB-C Power Delivery.
- UltraSafe 2.0 Technology – Upgraded safety features including spark-proof technology, reverse polarity protection, and improved thermal efficiency.
- Versatile Use for All Vehicle Types – Works on cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs, tractors, and more. Learn more in our guide on the best solar car battery chargers with overcharge protection for top-rated options.
Pros
- 2500A peak power, strong enough for larger gas and diesel engines
- Fast USB-C charging recharges in 1.8 hours instead of 6+ hours like older models
- 60W USB-C Power Delivery can charge laptops, tablets, and other devices
- Upgraded UltraSafe 2.0 technology for better safety and longer battery life
Cons
- More expensive compared to the GB70
- No 12V output port for powering car accessories like inflators
What’s Included in the Box?
- GBX75 UltraSafe Portable Lithium Car Battery Booster Jump Starter Pack
- Power Bank with 60W USB-C Power Delivery
- Heavy-Duty Jumper Cable Clamps
- USB-C Charging Cable
- 12V USB-C Fast Charger
- Microfiber Storage Bag
- 1-Year Warranty
Key Differences – NOCO GB70 vs. GBX75
Choosing between the NOCO Boost GB70 and GBX75? Here’s a straightforward comparison to help you decide.
1. Power Output – How Much Power Do You Need?
- GB70: 2000A peak current, supports up to 8.0L gas and 6.0L diesel engines.
- GBX75: 2500A peak current, handles up to 8.5L gas and 6.5L diesel engines.
2. Battery Capacity – More Jumps Per Charge
- GB70: 56Wh lithium-ion battery, provides up to 40 jump-starts per charge.
- GBX75: 74Wh lithium-ion battery, offers up to 50 jump-starts per charge.
3. Charging Speed – Faster Recharge Times
- GB70: Micro-USB input, takes 3–6 hours for a full charge.
- GBX75: USB-C Power Delivery (PD), recharges in 1.5–2 hours with fast charging.
4. Safety Features – Which One Offers More Protection?
- GB70: UltraSafe Technology, prevents sparks, reverse polarity, and overheating.
- GBX75: UltraSafe 2.0, adds faster error detection and improved efficiency.
5. Size & Weight – Portability & Convenience
- GB70: 8.8 x 6.0 x 2.8 inches, weighs 5 lbs with accessories.
- GBX75: 8.4 x 5.4 x 2.5 inches, weighs 4.5 lbs with accessories.
6. LED Indicators – Better Monitoring & Alerts
- GB70: Basic LED indicators for battery level and errors.
- GBX75: Cold/Hot LED warnings and Fast Charge LED for better performance tracking.
GB70 vs GBX75: Size, Weight, and Portability
Size & Weight
- GB70: 8.8 x 6.0 x 2.8 inches, 4.18 lbs (1.9 kg)
- GBX75: 8.4 x 5.4 x 2.5 inches, 3.77 lbs (1.71 kg)
The GBX75 is smaller and nearly half a pound lighter than the GB70. This makes it easier to store in tight spaces and carry around.
Build Quality & Durability
Both models feature rugged, high-impact plastic and an IP65-rated water-resistant design, protecting them from dust and light rain. The GBX75 has a sleeker, more modern build for added convenience. Learn more in our guide on how long to drive a car to charge the battery for additional insights.
Ease of Use
Both units have simple buttons and LED indicators for battery life and charging status. However, the GBX75 has extra indicator LEDs, providing clearer diagnostics and making it easier to use.
Which One is Better?
The GBX75 is more compact, lighter, and easier to store, making it the better choice for portability. The GB70 is slightly bulkier but still durable and reliable. If space and weight matter, the GBX75 is the smarter pick.
Safety Features – How Secure Are These Jump Starters?
When dealing with car batteries, safety is a big deal. Both NOCO Boost GB70 and GBX75 come with built-in safety features, but the GBX75 has an upgraded version for better protection.
UltraSafe vs. UltraSafe 2.0 – What’s the Difference?
Both models use UltraSafe Technology, which prevents sparks and incorrect connections. The GBX75 features UltraSafe 2.0, making it even safer.
- GB70: Standard spark-proof and reverse polarity protection.
- GBX75: Faster error detection, improved spark-proof tech, and better power control.
Overload Protection, Reverse Polarity, and Spark Prevention
Mistakes happen, but these jump starters are designed to prevent damage.
- Reverse Polarity Protection: If you connect the clamps incorrectly, the device won’t turn on.
- Spark-Proof Design: No sparks, even if clamps touch.
- Overload Protection: Automatically shuts down if there’s a power issue.
Conclusion
You read this article to compare the GB70 and GBX75, and the choice comes down to your needs. The GB70 is a great budget-friendly option for everyday vehicles, while the GBX75 is a high-performance car battery booster with faster charging and more power for larger engines. If you need maximum reliability, the GBX75 is worth it.
FAQs
Q1. Can both the GB70 and GBX75 jump-start completely dead batteries?
Yes, but if the battery is too low, you may need to use the manual override function. The GBX75, with its higher peak power, is more effective for completely drained batteries.
Q2. How long do these jump starters hold a charge when not in use?
Both models can hold a charge for up to 6 months. It’s recommended to check and recharge them every 3–6 months to ensure they’re always ready for emergencies.
Q3. Does the GBX75 charge faster than the GB70?
Yes, the GBX75 supports USB-C fast charging, fully recharging in about 2 hours, while the GB70 uses Micro-USB, which takes 6+ hours for a full charge.
Q4. Which one is better for cold weather?
The GBX75 performs better in extreme cold, working at temperatures as low as -20°F (-29°C), while the GB70 may require multiple attempts in freezing conditions.