9 Best Jump Starters of 2025

This pocket-sized powerhouse redefines what you expect from a budget jump starter. With a 3000A peak current, the AstroAI B8 delivers real-world starting power for up to 9.0L gasoline and 7.0L diesel engines—making it surprisingly capable for its size. Its ultra-light 11.61oz build slips into glove compartments or backpacks effortlessly, solving the portability pain point for drivers who want emergency readiness without bulk. Add 10-layer safety protection and spark-proof clamps, and you’ve got a tool that’s not just compact but genuinely trustworthy in urgent situations.

In real-world testing, the B8 consistently jump-starts sedans and midsize SUVs in under 10 seconds, even after sitting idle in sub-freezing temps. The -4℉ cold-cranking capability proves reliable during winter emergencies, and the 3-hour recharge time ensures minimal downtime between uses. While it lacks advanced features like an air compressor or digital display, it excels at core functionality: delivering fast, safe jump starts on tight budgets. However, it struggles slightly with older, corroded battery terminals due to its slim clamps, and the flashlight, while functional, doesn’t match high-output rivals.

Compared to the GOOLOO A3, the B8 trades versatility for affordability and minimalism. It’s not a multi-tool, but it’s an exceptionally focused jump starter for drivers who prioritize reliability and size over bells and whistles. Ideal for city commuters, compact car owners, or as a secondary backup unit, it punches well above its price class. When you weigh performance per dollar, the AstroAI B8 offers unmatched value for those who need a no-nonsense, always-ready jump solution.

Meet the smart all-rounder that turns roadside emergencies into quick fixes. The GOOLOO A3 combines 3000A starting power with a 150PSI auto-shutoff tire inflator, making it a true multi-tasker for drivers who hate carrying separate tools. Its smart LED screen shows real-time pressure and battery status, while the 35L/min airflow inflates a car tire from 30 to 36 PSI in just 60 seconds—ideal for maintaining optimal pressure after a flat. For anyone who’s ever limped on underinflated tires, this integration is a game-changing convenience.

During field tests, the A3 handled everything from compact cars to light trucks with confidence. The BOOST button reliably jump-starts weak batteries, even below 9V, and the five inflation modes (car, bike, ball, SUV, custom) make it adaptable for cyclists, campers, and families. The -4°F to 140°F operating range ensures reliability in harsh climates, and the 45-minute continuous inflation on a full charge means you can service multiple tires without recharging. However, the unit feels slightly top-heavy when using the pump, and the USB power bank output (5V/2.4A) is slower than premium models.

Positioned between budget and premium jump starters, the A3 outperforms the AstroAI B8 by adding intelligent inflation and better feedback via its screen. It’s less powerful than the 5000A Joltekon but more accessible for average users who don’t need heavy-duty starts. Perfect for daily drivers, weekend adventurers, and fleet owners, it balances features, usability, and durability. Against the S ZEVZO ET03, it offers smarter inflation tech and better UX, justifying its mid-tier position with thoughtful engineering.

Don’t let its compact 0.95 lb frame fool you—the AstroAI S8 is a precision tool built for small to midsize engines. With 1500A peak current and a 45C high-rate lithium battery, it delivers fast, consistent starts for vehicles up to 6.0L gas and 3.0L diesel—perfect for sedans, motorcycles, and lawn equipment. The smart BOOST mode is a standout: it detects low voltage and unlocks forced starting, giving you a fighting chance even with deeply drained batteries. For riders and homeowners, this is a reliable, lightweight guardian against unexpected stalls.

In real use, the S8 shines in tight spaces where larger units struggle. Its 7.9” x 4.5” footprint fits in toolboxes or saddlebags, and the metal safety clamps resist heat and wear better than plastic alternatives. It jump-starts a 4-cylinder car reliably for up to 15 cycles on a single charge and doubles as a decent 37Wh power bank for phones or GPS units. The 3-mode LED flashlight is bright enough for under-hood checks, though not as intense as high-output models. It falters on V8s or diesel trucks, and the lack of a digital display makes charge monitoring guesswork.

Compared to the NOCO Boost GB40, the S8 offers similar compactness but less starting power and build ruggedness. Yet for its target audience—small engine owners and urban drivers—it delivers focused performance at a lower cost. It’s not for heavy vehicles, but for those seeking a slim, smart jump solution for daily-driven compacts, it’s a strong contender. When stacked against the DBPOWER Peak, the S8 offers better safety features and modern clamps, making it a smarter upgrade for light-duty needs.

This 4000A brute delivers exceptional bang for the buck, making it a top pick for drivers who want high performance without overspending. With a 74Wh battery and 4000A peak current, the ET03 can jump-start up to 8.0L gas and 7.0L diesel engines—and do it up to 50 times on a single charge. Its ability to revive 0V dead batteries via force-start clamps sets it apart from budget units that fail when voltage drops too low. For truck owners or rural drivers, this reliability is nothing short of a lifeline.

Field testing confirmed its robustness: it restarted a 6.7L diesel pickup in freezing weather and maintained strong output across repeated trials. The dual USB ports (5V/2A) charge devices 50% faster than standard, and the LCD screen gives clear battery and error feedback—rare at this price. The -4℉ cold-cranking works as advertised, and the 24-month standby time means it stays ready for long-term storage. However, the included cables are stiff and short, and the flashlight, while functional, lacks high-beam intensity.

Against the DBPOWER Peak, the ET03 offers double the jump cycles and higher peak amps, making it a superior value despite a slightly higher price. It doesn’t have an air pump like the GOOLOO A3, but it outpowers it in jump capability and battery longevity. Ideal for frequent travelers, truck owners, and emergency preppers, it bridges the gap between budget and pro-grade units. For the price-to-power ratio, the ET03 beats nearly every mid-tier model with raw capacity and smart features.

The YA90 isn’t just a jump starter—it’s a mobile command center for extreme road trips and heavy-duty fleets. With a mind-blowing 8000A peak current, it handles all gas and 12L diesel engines, including commercial trucks and construction equipment. But its genius lies in integration: a 160PSI digital inflator, 65W PD fast charging, 160W DC output, and even 400V insulated gloves make it a complete roadside survival kit. For anyone towing trailers or working in remote areas, this all-in-one powerhouse eliminates the need for multiple tools.

In performance tests, the YA90 inflated a flat car tire to 30 PSI in just 120 seconds and jump-started a 10L diesel bus with zero hesitation. The turbo 45L/min airflow and custom inflation mode (up to 160 PSI) let you pump high-pressure tires or industrial equipment. The 65W USB-C bi-directional charging refills the unit in 1.5 hours and powers laptops at full speed—rare in jump starters. The 600-lumen LED with strobe-red mode doubles as a scene light or hazard beacon. Only minor gripes: the unit is heavy, and the wall charger isn’t included.

Compared to the Joltekon, the YA90 offers higher peak amps, faster charging, and more ports, making it better suited for professionals. It’s pricier than the GOOLOO GP4000 but justifies it with industrial-grade output and unmatched versatility. Best for overlanders, fleet managers, and diesel owners, it’s the ultimate “don’t leave home without it” tool. When you need maximum power and features, the YA90 outclasses all others in scope and execution.

As one of the most trusted entry-level jump starters, the DBPOWER Peak brings proven reliability to first-time buyers. With 3000A peak power, it handles up to 8.0L gas and 6.0L diesel engines—enough for most family SUVs and trucks. What makes it stand out is its 10 million+ units sold, a testament to its durability and real-world performance. The LCD screen clearly shows charge level, and the built-in compass is a quirky but useful touch for off-grid travelers lost without GPS.

In everyday use, it jump-starts a midsize sedan about 25–30 times per charge and recharges via USB in under 4 hours. The smart charging port delivers fast device charging, though it lacks USB-C. Safety features are basic but effective: overcharge, short circuit, and overload protection keep things safe. However, it lacks modern upgrades like reverse polarity alerts or a digital pressure gauge, and the flashlight is dim compared to newer models.

Stacked against the AstroAI B8, the DBPOWER offers similar power but older design cues—no SOS strobe or sleek casing. Yet for new drivers or backup kits, it’s a dependable, no-frills option that’s been battle-tested for years. It’s not as compact as the NOCO GB40 or as feature-rich as the S ZEVZO ET03, but it’s a solid foundation for budget-conscious buyers. If you want a simple, proven starter without learning curves, this veteran delivers.

The GB40 is the gold standard of compact jump starters, blending military-grade toughness with ultra-safe engineering. At just 2.5 lbs, it fits in a glove box yet packs 1000A of lithium power—enough for 20 starts on 6.0L gas and 3.0L diesel engines. Its patented spark-proof and reverse polarity protection makes it foolproof, ideal for beginners who fear wrong connections. For drivers who value safety, simplicity, and portability, this is the ultimate peace-of-mind device.

In testing, the GB40 restarted a dead sedan in -10°F weather with no hesitation, thanks to its high-discharge lithium tech. The IP65-rated housing shrugs off rain and dust, and the 100-lumen LED with 7 modes (including emergency strobe) outshines most rivals. It recharges in 3 hours and holds charge for months—perfect for seasonal vehicles. However, lower peak amps mean it’s not for large trucks, and it can’t revive 0V batteries like the S ZEVZO ET03.

Compared to the AstroAI S8, the GB40 offers better build quality, brighter light, and safer connections, though at a higher cost. It’s less powerful than the GOOLOO GP4000 but more refined in design and user experience. Ideal for commuters, women drivers, and compact car owners, it’s the benchmark for compact safety. When you prioritize ruggedness and foolproof use, the GB40 beats all in its class.

Engineered for big rigs and extreme conditions, the GOOLOO GP4000 unleashes 4000A of instant power to start all gas and 10.0L diesel engines—a rare feat in portable jump starters. Whether you’re running an F-350, RV, or snowmobile, this lithium beast delivers over 60 jump starts per charge, making it ideal for fleet owners and winter warriors. Its -4°F cold-weather reliability and BOOST button for dead batteries ensure you’re never stranded, even in blizzards.

Real-world tests show it restarting heavy-duty trucks in under 5 seconds, with consistent output across 20+ cycles. The 37Wh genuine capacity powers smartphones three times over, and the USB-C port (5V/3A) charges devices fast. The rugged rubberized casing survives drops and vibrations, while the all-metal clamps resist corrosion and heat. The only letdown? No built-in air pump or screen—features found on the Joltekon and YaberAuto.

Against the S ZEVZO ET03, the GP4000 offers higher engine compatibility and more jump cycles, making it better for large diesel owners. It lacks the YA90’s charging speed but excels in pure starting power. Best for trucker fleets, off-grid adventurers, and diesel owners, it’s a no-compromise starter built for abuse. When you need maximum cranking amps in cold climates, the GP4000 stands tall.

The Joltekon 5000A is the complete package—a fireproof, high-efficiency beast that dominates both jump starting and tire inflation. With 5000A peak power, it handles all gas and 10L diesel engines, while its 22-cylinder motor delivers 45L/min turbo inflation—up to 6x faster than standard pumps. The V0 fireproof casing and 90% energy efficiency (vs. 60–85% industry average) make it one of the safest, most efficient units on the market.

In testing, it inflated a car tire to 32 PSI in 90 seconds and jump-started a diesel van in -5°F weather. The sunlight-readable smart display shows battery, pressure, and safety alerts, and the 20-inch detachable hose reaches tricky valve stems. The 37Wh true capacity powers tablets twice, and the 3-mode LED serves as work light or emergency beacon. It even remembers your last pressure setting—a small but genius touch.

Versus the YaberAuto YA90, the Joltekon matches power but improves on efficiency, safety, and hose design. It’s more focused than the 12-in-1 but better optimized for core tasks. For serious adventurers, mechanics, and safety-conscious drivers, it’s the best overall blend of power, safety, and usability. When you want top-tier performance without gimmicks, the Joltekon hits the sweet spot.