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Osmo Action 4 vs A6100

Quick take: The A6100 has the highest resolution at 24MP; the Osmo Action 4 is the most affordable; only the Osmo Action 4 is weather sealed.

16 specs side by side·15 genres scored·UK prices from Wex Photo Video and Clifton Cameras

How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.

Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more

Verdictwhich should you buy?

A6100 — Beginner, Family, Travel: Best autofocus in its class for the price.

Who should buy what
A6100 (2019)
is the right camera for you if…
  • First-time mirrorless buyers who want solid AF
  • Families stepping up from a smartphone
Full specificationsthe better value in each row is highlighted
Specification Osmo Action 4DJI · 2023A6100Sony · 2019
Price £209Best£649
Sensor 1/1.3-inch CMOSAPS-C Exmor CMOS
Resolution 10.0MP24.2MPBest
Video 4K 120fps, 10-bit D-Log M4K 30fps
Autofocus —425-point phase-detect, real-time tracking
Stabilisation RockSteady 3.0 / HorizonSteady (EIS)No stabilisation
Burst Rate —11fps
Battery Life 160 min (1080p24, DJI)420 shots (CIPA)Best
Weight 145gBest396g (body only)
Dimensions —119.9 × 66.9 × 59.4mm
Weather Sealed YesBestNot weather sealed
Viewfinder —EVF 0.39" 1.44M-dot
Screen —3.0" tilting touchscreen, 921k-dot
Mount Fixed lens (155° FOV, f/2.8)Sony E-Mount
Memory Cards 1× microSD (up to 512 GB)SD UHS-I / Memory Stick
Connectivity —Wi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI

Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.

How they score by genreengine base scores out of 10
Genre
Osmo Action 4
A6100
Portrait
—
6.7/10
Street
—
7.3/10
Travel
—
6.4/10
Wedding & Events
—
5.1/10
Vlogging & Video
—
6.2/10
Filmmaking
—
4.9/10
Documentary
—
5.2/10
Sports & Action
—
6.5/10
Landscape
—
4.9/10
Wildlife
—
6.9/10
Casual
—
6.4/10
Food
—
6.2/10
Macro
—
5.2/10
Architecture
—
5.5/10
Astrophotography
—
6.0/10

Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →

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