EOS M50 IIvs Leica SL3vs Pentax K-3 Mark III

GearFrame · Updated March 2026

Canon EOS M50 II Canon EOS M50 II (2020) From £449 Best for Beginners & vlogging View EOS M50 II
VS
Leica Leica SL3 Leica Leica SL3 (2024) From £6499 Best for Professional & luxury hybrid shooters View Leica SL3
VS
Pentax 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?

Beginners & Vlogging — EOS M50 II (2020): Canon's most approachable mirrorless — Dual Pixel AF and beautiful colour science in a beginner-friendly body.

Professional & Luxury Hybrid Shooters — Leica SL3 (2024): Leica's most capable mirrorless — 60MP, 30fps burst, 8K ProRes, and 7.5-stop IBIS with L-mount's growing lens ecosystem.

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.

↓ Full specifications below

EOS M50 II (2020)

  • You want your first mirrorless camera at the lowest possible price
  • You're a vlogger or content creator just starting out
  • Note: EF-M mount is discontinued — consider the EOS R50 for a future-proof system

Leica SL3 (2024)

  • You want Leica image quality with the convenience of autofocus and interchangeable lenses
  • You shoot portraits, commercial, or editorial and want the best Leica system camera
  • You plan to use Leica M lenses via adapter alongside native SL glass

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 leica sl3 has the highest resolution at 60mp; the eos m50 ii is the most affordable; only the leica sl3, pentax k-3 mark iii are weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification EOS M50 II (2020)Leica SL3 (2024)Pentax K-3 Mark III (2021)
Price £449 £6,499 £1,699
Sensor 24.1MP APS-C CMOS 60MP full-frame BSI CMOS 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 24.1MP 60.0MP 25.7MP
Video 4K/25p (cropped), 1080p/60p 8K/30p, 4K/60p, Apple ProRes 4K/30p, 1080p/60p
Autofocus Dual Pixel CMOS AF, 143 AF points, eye detection Phase-detect AF with subject/face/eye detection SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation None (no IBIS) 7.5-stop IBIS 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 10fps 30fps electronic 12fps
Battery Life ~305 shots (CIPA) 410 shots (CIPA) 800 shots (CIPA)
Weight 387g body only 875g body only 820g body only
Dimensions 116.3 × 88.1 × 58.7mm 146.0 × 104.0 × 42.0mm 134.5 × 103.5 × 73.5mm
Weather Sealed No Yes Yes
Viewfinder EVF, 2.36M dots, 0.39× 0.78" OLED EVF, 5.76M dots Optical pentaprism, 100% coverage, 1.05× magnification
Screen 3.0" vari-angle touchscreen 3.2" fixed touchscreen 3.2" tilting touchscreen
Mount Canon EF-M mount Leica L-mount Pentax KF-mount
Memory Cards Single SD UHS-I slot Dual SD UHS-II Dual SD UHS-II
Connectivity USB Micro-B, Bluetooth, Wi-Fi, micro HDMI USB-C 3.1, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side EOS M50 II prices → Leica SL3 prices → Pentax K-3 Mark III prices →

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