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EOS-1D X Mark IIIvs DC-G100D

GearFrame · Updated March 2026

Canon EOS-1D X Mark III Canon EOS-1D X Mark III (2020) Starting from £3500 new Best for Professional Sports, Wildlife & Press Photography View EOS-1D X Mark III
VS
Lumix DC-G100D Lumix DC-G100D (2023) Starting from £649 new Best for Vlogging, content creation & lightweight travel View DC-G100D

GearScore™ Verdict — Which should you buy?

Professional Sports, Wildlife & Press Photography — EOS-1D X Mark III (2020): Canon's DSLR masterpiece — 20fps live view, 5.5K RAW, 191 cross-type AF points, and dual CFexpress. Almost certainly the finest optical viewfinder camera ever made.

Vlogging, Content Creation & Lightweight Travel — DC-G100D (2023): The lightest capable MFT mirrorless for vloggers — phase-detect AF, directional audio, and the full Lumix lens ecosystem under 350g.

↓ Full specifications below

EOS-1D X Mark III (2020)

  • Sports and wildlife photographers with a Canon EF lens collection
  • Professionals who prefer the optical viewfinder experience
  • Press photographers who need 20fps, weather sealing, and Ethernet
  • Canon historians who want to mark the end of the EOS-1D DSLR era

DC-G100D (2023)

  • Content creators who want better quality than a smartphone without the weight of a full-size camera
  • Travel vloggers who want the smallest capable MFT camera with a flip screen and mic input
  • Photography beginners entering the Lumix MFT system at an accessible price point
  • G100 owners who want the upgraded phase-detect AF for better subject tracking

Quick take: The dc-g100d has the highest resolution at 20mp; the dc-g100d is the most affordable; only the eos-1d x mark iii is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS-1D X Mark III (2020)DC-G100D (2023)
Price £3,500 £649
Sensor 20.1MP full-frame CMOS 20.3MP Micro Four Thirds Live MOS
Resolution 20.1MP 20.3MP
Video 5.5K RAW, 4K 60fps (crop), 4K 60fps (full-frame via firmware) 4K/30p, 4K/24p, 1080p/60p — V-Log L (upgrade)
Autofocus 191-point all cross-type OVF AF; 525-point Dual Pixel CMOS AF (Live View) Phase-detect AF — upgraded from G100's contrast-only DFD
Stabilisation 2-axis (body); 5-axis Dual IS II when used with OIS lenses
Burst Rate 16fps mechanical, 20fps live view 10fps AF single, 9fps AFS continuous
Battery Life ~2850 shots (CIPA) ~250 shots (CIPA)
Weight 1250g (body only) 333g body only
Dimensions 158 × 167.6 × 82.6mm 116.5 × 82.5 × 55.8mm
Weather Sealed Yes No
Viewfinder OVF 0.76× magnification, 100% coverage EVF 0.53× 3.68M-dot — pop-up style
Screen 3.2" fully articulating touchscreen, 4.15M dots 3.0" fully articulating touchscreen, 1.84M dots
Mount Canon EF Micro Four Thirds (MFT)
Memory Cards Dual CFexpress Type B slots Single SD/SDHC/SDXC slot
Connectivity Wi-Fi 5GHz, Bluetooth 4.2, USB-C 3.1 Gen 2, Ethernet USB-C, 3.5mm mic jack, Bluetooth, Wi-Fi
Genre EOS-1D X Mark IIIDC-G100D
Sports & Action
10.0
Wildlife
9.0
Wedding & Events
9.0
Portrait
8.0
7.0
Vlogging & Video
7.0
9.0
Street
7.0
7.0
Landscape
7.0
7.0
Travel
9.0
Sports
4.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side EOS-1D X Mark III prices → DC-G100D prices →

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