Best Jump Starters & Portable Power Stations: 7 Tested for Over a Year — NOCO, VTOMAN, AVAPOW, UDPOWER & More

Disclosure: We may earn a commission when you purchase through links on our site. This does not influence our reviews or recommendations. All units in this article were sent to me for review, I purchased none of these units.

Most jump starter reviews go the same way: charge it up, kill a battery on purpose, jump the car once, film it, done. That tells you almost nothing about whether the thing will actually work when you need it.

I run four trucks, a couple of tractors, ATVs, and dirt bikes here on the 10 acre property, and dead batteries are a fact of life. So instead of a one-time test, I kept seven units in real rotation for over a year (some for nearly 3 years now) — some living in truck consoles, some getting grabbed during power outages, some just sitting on a shelf getting checked every few months. The units were the NOCO Boost Plus GB40, the TREKURE TK50, the AVAPOW A68, the JF.EGWO F40, the UDPOWER 400, an Egretech power station, and a VTOMAN power station.

What I found had almost nothing to do with the specs printed on the box and it quite surpised me. The two most expensive units in the group were the two I'd trust the least.The units that impressed me most were mid-priced or less. And the single biggest factor separating the good ones from the bad ones wasn't peak amperage or battery capacity — it was how much charge they still had after months to a year of doing nothing.

That's worth sitting with for a second, because it's the whole point of owning one of these things. A jump starter isn't a tool you use every week. It's a tool that has to work the one time you didn't expect to need it — six months after you last thought about it, in the cold, when a tractor won't turn over. If it can't hold a charge through that gap, none of its other features matter.

NOCO Boost Plus GB40 in it’s usual spot, the back of the golf cart

NOCO Boost Plus GB40 — Best Small, Dedicated Jump Starter

The GB40 is the smallest and most affordable unit in this test, and it's the one I'd point most people toward if they just want something simple to toss in a glovebox.

The build quality punches above its price. It's plastic, but NOCO finishes it with a textured coating that feels closer to metal, and it doesn't feel cheap in the hand. There's a built-in flashlight on the front, which is genuinely useful at 2 a.m. in a dark barn. The one real limitation is connectivity — mine is an older design with no USB-C, so if you're using it as a power bank for phones and other USB-C gear, you'll feel that.

But the reason it's on this list is charge retention. I went roughly seven to eight months without charging it during this test, and it still had a real, usable charge sitting there waiting. For a unit this size and this price, that's excellent.

Best for: a compact, no-frills jump starter you can leave in a vehicle and mostly forget about.

Buy a Noco Boost on Amazon!

TREKURE TK50 — Excellent Battery Retention, Just an Average Package Otherwise

The TK50 actually beat the NOCO on raw charge retention. If standby life were the only thing that mattered, this would be the winner.

Everything else about it is just okay. It's noticeably larger and bulkier than the GB40, the flashlight isn't as well designed, and the overall interface felt less intuitive to use — button placement and indicator lights aren't as clear at a glance. None of that is a dealbreaker, but when I compare the two side by side, I keep reaching for the NOCO.

Best for: someone who specifically wants maximum standby time and doesn't mind a bulkier unit.

Buy a Trekure on Amazon!

AVAPOW A68

AVAPOW A68 — Bulky, But One of the More Trustworthy Dedicated Jump Packs

This one lived in my personal truck for the full length of the test, and it earned my trust. Checking it after eight to ten months of sitting, it would typically still be sitting around 70% charge — right at the benchmark I think a good emergency unit should hit.

It's also the most feature-dense of the dedicated jump starters here: multiple USB ports on the front, solid power-bank functionality alongside the jump-starting circuit, and it ships in a hard case. The case is also the downside — the complete package is large. If you're trying to keep an emergency kit compact, the A68 will eat more space than you'd like.

Best for: a truck or work vehicle where space isn't tight and you want more onboard USB output than a compact unit can offer.

Buy an AVAPow on Amazon!

JF.EGWO F40 — The Biggest Disappointment of the Test

This is the one that surprised me the most, and not in a good way.

Out of the box, the F40 looks and feels like the nicest unit in the group. The build quality is genuinely excellent, and it was one of the more expensive units I tested — the kind of thing you'd expect to be the safe, premium pick.

It was the worst performer for the one thing that matters most: holding a charge. My wife kept it in her truck for close to two years, and I found myself needing to top it off every two to four months. For a unit that's supposed to sit untouched in a vehicle for emergencies, that's a real problem. If you have to remember to pull it out and recharge it every couple of months, it stops functioning as an emergency device and starts functioning as a chore.

Best for: honestly, I can't recommend it for the use case it's marketed for. Build quality alone doesn't make up for poor long-term charge retention.

Buy a JF.EGWO on Amazon!

UDPOWER 400 — One of the Best Units in the Entire Test

The UDPOWER 400 got more actual use than anything else here, and it never let us down.

UDPOWER 400 ready to go under the backseat of my Ram 1500

It's the most compact of the power-station-style units, but it's packed with features: AC outlet on the front, an eco mode for extending runtime, and jump-start capability alongside its power-bank functions. What sets it apart, though, is standby performance — I genuinely can't recall the last time we charged it before this test wrapped, and my best guess is eight to ten months. It was still ready every time we grabbed it.

Best for: a single unit that covers jump-starting, phone charging, and small AC devices, in a size that still fits comfortably in a truck console.

Buy EDPower on Amazon!

Egretech Sonic 1200 — Good When It Works, Which Isn't Good Enough

There's a lot to like about the Egretech on paper. It holds a charge reasonably well, and it's the unit my wife reaches for during power outages to run something small, like an electric kettle.

The problem is reliability. Mine failed after only light use — it essentially stopped accepting a charge — and had to be replaced under warranty. The replacement has worked fine since, but a single early failure is enough to change how much I trust a device that exists specifically for emergencies. It's possible I got an unlucky unit. I can only speak to my own experience, and that experience included a warranty claim on a product I was counting on to work without fail.

Best for: light backup power duty, if you're comfortable with the risk — I'd personally look elsewhere.

Disclosure: We may earn a commission when you purchase through links on our site. This does not influence our reviews or recommendations.

Buy Egretrech on Amazon!

VTOMAN 600X — The Standout of the Whole Test

The VTOMAN has lived in the center console of my GMC for at least the last six months, and it's become one of those tools I almost forget is there — which, for this category, is the highest compliment I can give.

VTOMAN 600X in the center seat on the floor of GMC 2500

Charge retention has been outstanding for as long as I've had it in rotation. It's loaded with output options: AC outlet, USB-C, a 12V cigarette-lighter-style port, and full jump-start capability, all in one unit that still fits in a truck console. It's not cheap, but unlike the F40, I feel like the extra cost actually bought something — better reliability, not just a nicer shell.

Best for: anyone who wants one unit that can jump a truck, run small AC appliances, and charge everything else, and is willing to pay more for it.

Buy VTOMAN on Amazon!

The Real Lesson: Price Didn't Predict Performance

If you take one thing from a year of actually using these, it's this: standby battery life and reliability matter more than peak output, battery capacity, or how many ports are crammed onto the front panel.

Most of these devices spend nearly all their working life doing nothing at all — sitting in a console, a garage, a closet. That's the job and that should be the #1 focus of these brands, work when you need it. You don't need a jump starter on a random Tuesday; you need it the one time a tractor won't turn over months after you last thought about it, or the power goes out and you need to run a kettle for ten minutes. A unit that can't hold a real charge through that gap has already failed at its main job, regardless of what else it can do.

The two units I'd steer people away from — the Egretech and the JF.EGWO F40 — were also two of the more expensive units in the test. The three I trust the most day to day, the UDPOWER 400, Noco Boost Plus and the VTOMAN, sit in the middle of the price range. That's not a universal rule about this category, but it's a good reminder not to assume price tracks with long-term reliability.

What Actually Matters When Buying a Jump Starter or Power Station

After using these for more than a year, I've changed what I look for in a jump starter. Peak amperage, battery capacity and a giant list of outputs all look great on a product page, but none of that matters much if the battery is nearly dead when you finally need it. Charge retention/reliability is number one for me. Most jump starters spend months doing absolutely nothing. That's normal and how these things work. I want to be able to leave one in a truck, forget about it for six or eight months, and still find enough charge to start something when I pull it out. That's exactly why units like the NOCO, AVAPOW, UDPOWER and VTOMAN impressed me so much.

Size matters more than I expected, too. Think about where you're actually going to keep the thing before buying it. The AVAPOW worked great, but its case is huge. The NOCO is much easier to throw in a truck and forget about, while the VTOMAN gives me considerably more capability while still fitting nicely in the center console area of my GMC. If a jump pack is so big that you leave it sitting in the garage, it isn't going to help much when you're stranded somewhere else.

I'd also decide whether you actually want a jump starter or a small portable power station that can also jump-start. If all you care about is a dead battery, something like the NOCO makes a ton of sense. If you also want AC power, USB-C, 12V power and something useful during an outage, that's where the UDPOWER and VTOMAN become much more interesting. I use both types, but they're really solving slightly different problems. And don't assume spending more gets you something more reliable. That was probably the biggest surprise of this entire test. The JF.EGWO felt like one of the nicest products here and I was sure it would outlast the cheaper options, yet it was also the one I had to think about charging most often and the worst long term. The Egretech actually failed and had to be replaced once. Meanwhile, some of the cheaper units just sat there for months and worked every time I grabbed them.

Finally, check the battery occasionally no matter what you buy. Even after seeing some of these hold a charge for eight or ten months, I wouldn't throw one under a seat and forget about it for three years. Every few months, turn it on and see where the battery sits. If it's down a bar, charge it. That takes a few minutes and gives you a much better chance of having a working jump starter when you actually need one. That's really what this entire year-long test taught me: buy the one you'll actually keep with you, make sure it can sit for months without killing its battery, and don't confuse a high price with reliability.

Where I Landed

For a compact, dedicated jump starter: the NOCO Boost Plus GB40. For a larger dedicated jump pack with more onboard USB output: the AVAPOW A68, if you have the space for its case. For an all-around power station that jump-starts, runs small AC devices, and charges everything else: the UDPOWER 400 and the VTOMAN, both of which earned a permanent spot in daily rotation here. I'd pass on the JF.EGWO F40 and the Egretech, despite one being one of the more premium-feeling units in the test and the other being genuinely useful when it's working. Neither held up to the one thing I actually needed from them over a full year of real use.

Indiana Lang

Indiana Lang is the Founder of Ultimate Tool Reviews and Founder and Editor-in-Chief of Ultimate Technology Reviews. A product reviewer and technology journalist since 2016, he has tested and reviewed hundreds of products across power tools, trucks and automotive gear, outdoor power equipment, home theater, audio, networking, smart home technology, portable gaming, and consumer electronics.

With more than 15 years of hands-on experience in low-voltage, AV, networking, and related technology, Lang brings a practical, real-world approach to product testing. His reviews focus on long-term ownership, direct comparisons, real-world performance, and helping readers decide whether a product is actually worth buying.

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