EOS R100vs Nikon Zfcvs Pentax K-3 Mark III
Pentax
Pentax K-3 Mark III (2021)
From £1699
Best for DSLR enthusiasts & outdoor photographers
View Pentax K-3 Mark III
Which should you buy?
First Camera / Beginner Photography — EOS R100 (2023): The R100 does the basics well at the lowest possible price point. Its main value is as a gateway into the Canon RF ecosystem — the lenses you buy now will work on any Canon body you upgrade to later. Modest ambitions, reliably met.
Lifestyle, Street & Casual Shooters — Nikon Zfc (2021): Nikon's most beautiful camera — FM2-inspired dials and styling wrapped around a capable modern sensor with Z-mount access.
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
EOS R100 (2023)
- First-time camera buyers stepping up from a smartphone
- Students and hobbyists wanting an affordable starting point
- Anyone who wants to start investing in Canon RF glass on a budget
- Casual photographers who don't need advanced video or speed
Nikon Zfc (2021)
- You want an APS-C camera with character, physical controls, and a classic look
- You're new to serious photography and want something you'll be motivated to pick up every day
- You appreciate Nikon's FM-inspired retro design in a modern mirrorless package
Pentax K-3 Mark III (2021)
- You're a committed DSLR photographer with significant investment in Pentax glass
- You shoot in extreme weather conditions and place build quality and reliability above everything
- You prefer optical viewfinder performance and want the best modern APS-C DSLR available
Quick take: The pentax k-3 mark iii has the highest resolution at 26mp; the eos r100 is the most affordable; only the pentax k-3 mark iii is weather sealed. Scroll down for the full spec breakdown.
Full specifications
| Specification | EOS R100 (2023) | Nikon Zfc (2021) | Pentax K-3 Mark III (2021) |
|---|---|---|---|
| Price | £529 | £799 | £1,699 |
| Sensor | 24.1MP APS-C CMOS | 20.9MP APS-C CMOS | 25.7MP APS-C BSI CMOS (AA-filterless) |
| Resolution | 24.1MP | 20.9MP | 25.7MP |
| Video | 4K/30p (slight crop), 1080p/60p | 4K/30p (slight crop), 1080p/120p | 4K/30p, 1080p/60p |
| Autofocus | Dual Pixel CMOS AF, face detection, subject tracking | Hybrid phase/contrast AF with subject detection | SAFOX 13 phase-detect, 101-point (25 cross-type) |
| Stabilisation | None (no IBIS) | None (lens-based only) | 5.5-stop 5-axis IBIS (Shake Reduction III) |
| Burst Rate | 6.5fps mechanical | 11fps | 12fps |
| Battery Life | ~270 shots (CIPA) | 300 shots (CIPA) | 800 shots (CIPA) |
| Weight | 356g (body, battery, card) | 445g body only | 820g body only |
| Dimensions | 116.3 × 85.5 × 68.8mm | 134.5 × 93.5 × 43.5mm | 134.5 × 103.5 × 73.5mm |
| Weather Sealed | No | No | Yes |
| Viewfinder | EVF, 2.36M dots, 0.59× magnification | 0.39" OLED EVF, 2.36M dots | Optical pentaprism, 100% coverage, 1.05× magnification |
| Screen | 3.0" fixed touchscreen, 1.04M dots | 3.0" fully articulating touchscreen | 3.2" tilting touchscreen |
| Mount | Canon RF-mount | Nikon Z-mount | Pentax KF-mount |
| Memory Cards | Single SD UHS-II | Single UHS-I SD | Dual SD UHS-II |
| Connectivity | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth | USB-C, Wi-Fi, Bluetooth |
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