Action Cameras review

GoPro Mission 1 review: a 1-inch sensor changes what an action camera can do

GoPro’s Mission 1 pairs a 1-inch sensor with the GP3 processor for 8K video, three-hour 4K recording and much better low light. It is the biggest leap the format has had in years.

Action cameras have always made one uncomfortable compromise: to be small, tough and wide-angled, they use tiny sensors, and tiny sensors struggle the moment the sun goes in. The GoPro Mission 1 attacks that problem directly by fitting a 1-inch sensor — several times the surface area of a normal action camera chip — and pairing it with GoPro’s GP3 processor.

What the bigger sensor actually buys you

More light. That is the whole story, and it matters more than any resolution number. Footage shot in woodland, at dusk, indoors or under floodlights holds detail instead of dissolving into noise, and colours stay believable rather than turning muddy. If you have ever come back from an evening ride with unusable clips, this is the fix.

The processor handles the rest: 8K30 for maximum detail, 4K120 for four-times slow motion, 1080p240 for eight-times, plus time-lapse and night effects. Enhanced image tuning adjusts settings automatically, which in practice means fewer clips ruined by the camera guessing wrong.

The battery is the underrated headline

Over three hours of continuous 4K30, or roughly five hours at 1080p30, is transformative. Action cameras have traditionally been things you switch on for a run and off again immediately, because a full charge disappears in ninety minutes. A camera that records for an afternoon changes what you point it at — long descents, whole matches, entire journeys — without the constant anxiety about missing the moment while swapping batteries.

What you give up

Physics. A 1-inch sensor needs a larger lens and a bigger body, so the Mission 1 is not the pocketable afterthought a standard GoPro is. It costs meaningfully more, and 8K footage needs a fast card and a computer with some muscle behind it. If you shoot in good light and publish at 1080p, you will not see most of what you paid for.

Who it is for

This is a camera for people whose shooting conditions are genuinely difficult: night riders, winter sports in flat light, indoor sports, anyone filming after sunset. It is also for creators who want action-camera durability without accepting action-camera image quality.

Everyone else is well served by a HERO13 Black, which is smaller, cheaper and produces excellent footage whenever there is decent light. If you want even more — 8K60, 4K240 and Open Gate capture — the Mission 1 Pro steps up again.

What we like

  • 1-inch sensor transforms low-light and after-dark footage
  • 8K30 and 4K120 from the new GP3 processor
  • Over three hours of 4K30 recording on one battery
  • HyperSmooth with AutoBoost and Horizon Lock

What to watch

  • Costs considerably more than a standard action camera
  • Bigger sensor means a bigger, heavier body
  • 8K files are demanding to store and edit
  • Overkill if you only ever publish 1080p

The verdict

The action camera for people whose footage keeps falling apart when the light drops. The 1-inch sensor is the headline, but the three-hour battery life is what changes how you shoot — this is the first GoPro you can genuinely leave running.

Where to buy

Live prices from the retailers we track, updated daily. We may earn a commission if you buy through these links — it never changes what you pay.

Frequently asked questions

What size sensor does the GoPro Mission 1 have?

A 1-inch sensor — dramatically larger than the roughly 1/1.9-inch chips in mainstream action cameras. A bigger sensor gathers more light, which means cleaner footage at dusk, indoors and after dark, with less of the mushy noise action cameras are known for.

How long can the Mission 1 record?

GoPro quotes over three hours of continuous 4K30, or around five hours at 1080p30. That is a step change for the category and enough for a full day’s riding, a long descent or an entire event without swapping cells.

Does the Mission 1 shoot 8K?

Yes, up to 8K30/25, along with 4K120/100 and 1080p240/200 for slow motion. Most people will shoot 4K, but 8K gives you enormous latitude to crop, stabilise and reframe for vertical.

Mission 1 or HERO13 Black?

Buy the HERO13 Black if you want the classic small, light, cheap-to-replace action camera with the widest accessory range. Buy the Mission 1 if image quality in difficult light is your priority and you are prepared to carry a larger camera to get it.

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