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GH5 vs A5100

Quick take: The A5100 has the highest resolution at 24MP; the A5100 is the most affordable; only the GH5 is weather sealed.

16 specs side by side·16 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.

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Verdictwhich should you buy?

GH5 — Video, Filmmaking & Hybrid Shooting: The GH5 redefined what a consumer video camera could do — 4K/60p and 10-bit 4:2:2 internal recording made it the independent filmmaker's tool of choice for years.

A5100 — Casual & Travel: The A5100 is one of the smallest APS-C mirrorless cameras ever made. Its 24MP sensor, phase-detect AF, and selfie-friendly flip screen pack remarkable capability into a shirt-pocket-sized body. No EVF or hot shoe limits it for serious use, but as a compact travel camera or beginner's first mirrorless, it punches well above its price on the used market.

Who should buy what
GH5 (2017)
is the right camera for you if…
  • Independent filmmakers who need 10-bit 4:2:2 internal recording without a dedicated cinema camera
  • YouTube creators who want 4K/60p, a fully articulating screen, and unlimited recording
  • Photographers who shoot primarily stills but need serious video capability as a second
  • GH4 owners who want 4K/60p and 10-bit — a significant step up
A5100 (2014)
is the right camera for you if…
  • Beginners stepping up from a smartphone
  • Compact travel photographers
  • Casual vloggers who want APS-C quality
Full specificationsthe better value in each row is highlighted
Specification GH5Lumix · 2017A5100Sony · 2014
Price £352 used£102 usedBest
Sensor 20.3MP Micro Four Thirds Live MOS24.3MP APS-C Exmor CMOS
Resolution 20.3MP24.3MPBest
Video 4K/60p, C4K/30p, 1080p/180p; 10-bit 4:2:2 internal; unlimited recording1080p/60p
Autofocus Contrast-detect DFD AF, face/eye detectionHybrid phase-detect / contrast-detect AF, face detection
Stabilisation IBIS — up to 5 stops; Dual IS 2 with compatible lenses (6.5 stops)No stabilisation
Burst Rate 12fps (AFS), 9fps (AFC)Best6fps
Battery Life ~410 shots (CIPA)Best~400 shots (CIPA)
Weight 646g (body only)224g (body only)Best
Dimensions 138.5 × 98.1 × 87.4mm109.6 × 62.8 × 35.7mm
Weather Sealed YesBestNot weather sealed
Viewfinder EVF, 3.68M dots, 0.76× magnificationNo viewfinder
Screen 3.2" fully articulating touchscreen, 1.62M dots3.0" flip-up touchscreen, 921k dots
Mount Micro Four ThirdsSony E-mount
Memory Cards Dual SD UHS-II slotsSingle SD / MemoryStick PRO Duo slot
Connectivity USB-C, Wi-Fi, Bluetooth, 3.5mm mic, headphone jack, HDMIMicro USB, Wi-Fi, NFC

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
GH5
A5100
Portrait
5.4/10
5.4/10
Street
5.0/10
7.0/10
Travel
4.9/10
6.4/10
Wedding & Events
5.4/10
3.5/10
Vlogging & Video
4.5/10
4.7/10
Filmmaking
5.8/10
—
Documentary
5.6/10
4.1/10
Sports & Action
6.1/10
4.7/10
Landscape
4.9/10
5.0/10
Wildlife
6.3/10
5.5/10
Casual
3.9/10
5.2/10
Food
5.9/10
5.9/10
Macro
7.1/10
5.2/10
Architecture
4.9/10
5.2/10
Astrophotography
5.0/10
4.7/10
Fun & simple
—
4.9/10

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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