How long will a cordless snow blower actually run?

Every other cordless category on this site publishes a runtime in minutes, and we spend a lot of words explaining why that figure is less useful than it looks. Snow blowers skip it entirely, and what they publish instead is the figure we would have asked for.

The short answer

The conversion, in full

Using the figure to size a purchase

A car-space is roughly 9 feet by 18 feet, or about 160 square feet. That gives you a way in from your own driveway dimensions.

Read the bottom row against the machines: 940Wh is more than any of them carries on one set of packs. That is the point at which a spare pair stops being optional.

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Why coverage is the better metric

A runtime tells you how long the motor can spin. It does not tell you how much snow you moved, and snow varies enormously in density — dry powder and wet spring snow are different materials that happen to share a name.

Coverage at a stated depth is a work figure. It is the same shape as EGO's chainsaw claim of up to 300 cuts on a 4x4, and it is more useful than minutes for exactly the same reason: nobody clears snow for a fixed period, they clear a driveway. We make the general argument in how to read a spec sheet.

Two packs, and what Peak Power changes

Every machine here runs two batteries, which is unusual — most cordless tools run one. It has a consequence worth understanding.

On the Greenworks, the two 80V 5.0Ah packs are what the machine ships with, and replacing or supplementing them means buying Greenworks 80V packs. On the EGO machines, Peak Power accepts any two 56V ARC Lithium packs — so the energy on board is whatever you choose to put there, and packs bought for a mower or a chainsaw go straight in. The mechanism is explained in Peak Power explained.

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The blank that matters most

Not one of these three publishes a charge time. On mowers we can compare charger rates precisely because brands do publish them — Greenworks 40 minutes for a 320Wh pack, Toro 150 minutes for 324Wh, a spread of nearly four times.

For snow blowers we have nothing, on the job where waiting is least acceptable: it is cold, it is often early, and the snow is still falling. Greenworks does at least publish that a dual-port rapid charger is included. EGO publishes no charger detail for either machine.

The practical consequence: if your driveway is near or past a machine's published coverage, buy the spare packs rather than planning to charge mid-job.

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Cold weather, and why we publish no number

Lithium packs behave differently in the cold, and a snow blower is the one tool on this site guaranteed to be used there. No manufacturer in our registry — across 28 products and eight brands — publishes a cold-weather derating figure for any battery.

So we give none. Every coverage claim on this page is a warm-condition manufacturer figure, and the honest instruction is to budget below it rather than at it. Your pack's own manual states the manufacturer's operating temperature range.

What we cannot tell you

No runtime in minutes, no charge time, no cold derating, no snow depth for the Greenworks claim, and no published density assumption behind any of the three figures. We have not run any of these machines.

What we can give you is the conversion: three coverage claims, three battery configurations, and a rate of roughly 50 watt-hours per car-space that all three agree on more closely than they had any obligation to.