
It’s sleek, sturdy, and might just make you rethink portable herb vaporizers—if you can stomach the price tag.
MichiGanja in Review is a column that publishes twice monthly as part of The MichiGanja Report—our free, weekly newsletter about all things marijuana. Click here to sign up.
MICHIGAN—Let’s get this out of the way: I didn’t buy this one.
The folks over at Tvape sent me a Zeus Arc GT4 to try out. It’s a slick, German-engineered “dry herb aroma diffuser” that sells for $310 or $380 if you want the fancy, 24K gold-plated version.
It’s also worth noting upfront: This is not a Michigan-made product. It’s built in China, designed in Germany, and marketed out of Toronto. But you can buy it here. And since Michigan is so strict on consumer safety and vape regulation, the company says that’s exactly why they see this market as their proving ground. Their words, not mine: They call it “the Rolex of vaporizers.”

So, I was eager to find out if this thing really shines or just looks expensive.
A pocket-sized tank
I haven’t handled the older models. But the GT4 feels solid in your hand, like a gadget that could take a drop, a hit, and a road trip bouncing around in your glove box without an issue.
In fact, I did drop it (from about four feet onto a hardwood floor), and it still fired up just fine.
The screenless, single-button interface and haptic feedback also makes it easy to control once you get the hang of it, but there’s a small learning curve before it feels intuitive. There are nine heat settings in total (six for flower, three for concentrates), and it always stays fully warmed up until you stop using it, which is a blessing for stoners who tend to get distracted mid-session.
I gave it a proper weekend workout: nearly nonstop sessions from Friday through Sunday night. And overall, it was a great experience. No clogging; no error lights. Just consistent vapor and surprisingly even extraction—with every bowl cooked evenly, no stirring or poking required.
Highs and lows
The good: This pocket-sized vape is discreet, easy to clean, and a real weed-saver. I went through maybe an eighth all weekend, which may be a personal record for restraint. Plus, the battery held up for almost two full days before I had to plug it in late Sunday afternoon.
The bad: Even on lower settings, this thing runs a bit hot, which can scorch the flavor of your bud if you’re not careful. The tiny chamber also means you’re constantly re-packing if you’re a heavy hitter, and those little prefilled pods (ArcPods) add up fast if you plan to keep using them.

My hot take: If you like big, airy hits (like from a Volcano-style vaporizer) then the GT4 won’t replace your desktop setup anytime soon. But for quick, easy, on-the-go use, it’s sturdy and efficient—just maybe not exactly luxurious in the way that a $300-plus vaporizer should feel.
Gimmick or gamechanger?
Tvape also sent me the optional Iceborn cooling attachment, a $55 add-on that looks like a glorified plastic cup until you use it. You just stick it in the freezer, connect the hose, and suddenly your vapor travels through a chilled path that cools each hit without using water.

Is it a $60 cup of ice? Yeah. Would it be a pain in the ass to recreate at home? Definitely. All in all, this extra attachment worked shockingly well and made the GT4 feel more like a tabletop vape than a pocket-sized one. It’s gimmicky, but I can’t deny it improved the experience.
The bottom line
The Zeus Arc GT4 is not the “Rolex of vaporizers.” It’s more like the Apple Watch—sleek, efficient, engineered for performance, and probably overpriced for what it actually does.
Still, it’s one of the few portable vapes I’ve used that didn’t clog up, die early, or leave me stuck in a coughing fit like I’d just ripped a bong. If you’re serious about vapor quality and don’t mind the cost (which may soon be higher thanks to President Donald Trump’s tariffs), it’s a solid buy.
READ MORE: This “coughless” pipe might make me quit rolling joints
Got a Michigan cannabis product worth reviewing? Let us know—right here.

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