DJI Osmo Action vs GoPro HERO7 Black
Every published spec side by side, with today's lowest prices for the market you've chosen.
Key differences
- Announced: May 2019 on the Osmo Action, against Sep 2018 on the HERO7 Black.
- Weight (with battery): 116 g on the HERO7 Black, against 124 g on the Osmo Action.
- Waterproof: 11 m on the Osmo Action, against 10 m on the HERO7 Black.
Osmo Action or HERO7 Black: which should you buy?
Choose the Osmo Action for its waterproof.
Choose the HERO7 Black for its weight (with battery).
 |  | |
|---|---|---|
| Lowest price today | Not priced in US yet | $449 new $83.01 used |
| Overview | ||
| Type | Action camera | Action camera |
| Announced | May 2019 (best) | Sep 2018 |
| US launch priceUS list price when announced, body only. Today's prices are in the offers table. | $349 | $399.99 |
| Lens | f/2.8 | Fixed lens |
| Sensor & image | ||
| Sensor size | 1/2.3" | 1/2.3" |
| Sensor type | CMOS | CMOS |
| Resolution | 12 MP | 12 MP |
| Native ISO | 100–3,200 | — |
| In-body stabilisation | No | No |
| Speed & autofocus | ||
| Burst (mechanical) | — | — |
| Burst (electronic) | — | 30 fps |
| Fastest shutter (mech.) | — | — |
| Fastest shutter (elec.) | 1/8,000s | — |
| AF pointsMakers count points differently, so this is not ranked. | — | — |
| Subject detectionMakers group subjects differently (Canon's "animal" includes birds), so only having it is ranked. | None | None |
| Video | ||
| Max resolution | 4K | 4K |
| 4K frame rate | 60p | 60p |
| 10-bit internal | — | No |
| Internal raw video | No | No |
| Mic input | No | No |
| Headphone jack | No | No |
| Viewfinder & screen | ||
| Viewfinder | None | None |
| Rear screen | 2.25" | 2" |
| Screen articulation | Fixed | Fixed |
| Touchscreen | Yes | Yes |
| Body & battery | ||
| Weight (with battery) | 124 g | 116 g (best) |
| Dimensions (W×H×D) | 65 × 42 × 35 mm | 62.3 × 44.9 × 33 mm |
| Weather sealed | Yes | Yes |
| Battery (CIPA shots) | — | — |
| Waterproof | 11 m (best) | 10 m |
| Card slots | 1 · microSD | 1 · microSD |
| USB-C | Yes | Yes |
| Built-in flash | No | No |
| Wi-Fi / Bluetooth | Wi-Fi + Bluetooth | Wi-Fi + Bluetooth |
Green marks the better figure where “better” is unambiguous. A dash means the maker doesn't publish it or we haven't verified it yet.
Price history: is the newer one cheaper?
Low light & noise
Osmo Action
1.5 µm pixels
12 MP on a 1/2.3" sensor, ISO up to 3,200
HERO7 Black
1.5 µm pixels
12 MP on a 1/2.3" sensor
Bigger pixels gather more light each, so they tend to show less noise at high ISO, but sensor design matters as much. For real noise at ISO 6400, these sites measure it:
- Photons to Photos: dynamic range vs ISO ↗Photographic dynamic range measured at every ISO, bodies on one chart
- Photons to Photos: noise vs ISO ↗Read noise at every ISO from lab tests: lower is cleaner in the shadows
- DPReview studio scene ↗The same scene shot by each camera at the ISO you pick, side by side
- DPReview reviews ↗Full reviews with high-ISO samples
- Low-light video tests ↗Real-world high-ISO footage on YouTube
Size, to scale
Front (width × height)
Top (width × depth)