EOS-1D X Mark IIIvs DC-G100D
Canon
EOS-1D X Mark III (2020)
Starting from £3500 new
Best for Professional Sports, Wildlife & Press Photography
View EOS-1D X Mark III
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.
Who should buy what
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 |
Suitability by genre
| Genre | EOS-1D X Mark III | DC-G100D |
|---|---|---|
| Sports & Action | — | |
| Wildlife | — | |
| Wedding & Events | — | |
| Portrait | ||
| Vlogging & Video | ||
| Street | ||
| Landscape | ||
| Travel | — | |
| Sports | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
More comparisons with EOS-1D X Mark III
Camera family history