GH7vs Pentax K-3 Mark III
Pentax
Pentax K-3 Mark III (2021)
Starting from £1699 new
Best for DSLR enthusiasts & outdoor photographers
View Pentax K-3 Mark III
GearScore™ Verdict — Which should you buy?
Video & Documentary — GH7 (2024): The GH7 is the GH series at its peak — phase-detect AF finally arrived, alongside 5.7K/60p open-gate, C4K/60p 10-bit 4:2:2, and ProRes RAW. A landmark video camera in the Micro Four Thirds format, and the most complete GH Panasonic has ever built.
Dslr Enthusiasts & Outdoor Photographers — Pentax K-3 Mark III (2021): The finest APS-C DSLR ever made — class-leading weather sealing, optical viewfinder, 5-axis IBIS, and extraordinary build for photographers committed to DSLR.
Who should buy what
GH7 (2024)
- Video professionals who want the best MFT camera ever made
- Documentary and event videographers who need reliable AF and great stabilisation
- Hybrid photographers who want high burst rates and serious video in one body
- GH5/GH6 owners ready for a major upgrade
Pentax K-3 Mark III (2021)
- DSLR photographers who want the finest APS-C optical viewfinder experience
- Outdoor and weather photographers who need robust all-weather sealing
- Pentax lens owners who want to use their existing K-mount glass
- Photographers who prefer optical viewfinders and refuse to switch to mirrorless
Quick take: The pentax k-3 mark iii has the highest resolution at 26mp; the pentax k-3 mark iii is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | GH7 (2024) | Pentax K-3 Mark III (2021) |
|---|---|---|
| Price | £1,700 | £1,699 |
| Sensor | 25.2MP Live MOS Micro Four Thirds | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 25.2MP | 25.7MP |
| Video | 5.7K/60p (open gate), C4K/60p 10-bit 4:2:2, ProRes RAW via HDMI | 4K/30p, 1080p/60p |
| Autofocus | Phase-detect + contrast-detect AF with subject recognition | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | 5-axis Dual I.S. 2 (body + lens) | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 75fps (electronic), 14fps (mechanical) | 12fps |
| Battery Life | ~370 shots (CIPA) | 800 shots (CIPA) |
| Weight | 535g (body only) | 820g body only |
| Dimensions | 138.4 × 102.3 × 91.6mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | Electronic, 3.68M dots, 0.76× | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" fully articulating touchscreen, 1.84M dots | 3.2" tilting touchscreen |
| Mount | Micro Four Thirds | Pentax KF-mount |
| Memory Cards | Dual slot: CFexpress Type B + SD UHS-II | Dual SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth, HDMI | USB-C, Wi-Fi, Bluetooth |
Suitability by genre
| Genre | GH7 | Pentax K-3 Mark III |
|---|---|---|
| Vlogging & Video | ||
| Wedding & Events | — | |
| Wildlife | ||
| Sports & Action | ||
| Travel | ||
| Landscape | ||
| Portrait | ||
| Street | — |
GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →
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