Leica M11vs Leica SL3vs Pentax K-3 Mark III

GearFrame · Updated March 2026

Leica Leica M11 Leica Leica M11 (2022) From £7999 Best for Rangefinder enthusiasts & collectors View Leica M11
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?

Rangefinder Enthusiasts & Collectors — Leica M11 (2022): 60MP of full-frame resolution in the thinnest digital M ever made — the M11 is the definitive expression of Leica's rangefinder tradition.

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

Leica M11 (2022)

  • You shoot street, documentary, or reportage and prefer manual focus discipline
  • You value a discreet, minimal camera that doesn't draw attention in public
  • You're willing to invest time in the rangefinder learning curve for a uniquely rewarding experience

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 m11 has the highest resolution at 60mp; the pentax k-3 mark iii 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 Leica M11 (2022)Leica SL3 (2024)Pentax K-3 Mark III (2021)
Price £7,999 £6,499 £1,699
Sensor 60MP full-frame BSI CMOS (Tri-resolution: 60/36/18MP) 60MP full-frame BSI CMOS 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 60.0MP 60.0MP 25.7MP
Video None 8K/30p, 4K/60p, Apple ProRes 4K/30p, 1080p/60p
Autofocus Manual focus only (rangefinder coupled) Phase-detect AF with subject/face/eye detection SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation None 7.5-stop IBIS 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 4.5fps 30fps electronic 12fps
Battery Life 700 shots (CIPA) 410 shots (CIPA) 800 shots (CIPA)
Weight 530g body only 875g body only 820g body only
Dimensions 138.6 × 80.0 × 38.5mm 146.0 × 104.0 × 42.0mm 134.5 × 103.5 × 73.5mm
Weather Sealed No Yes Yes
Viewfinder Optical rangefinder (0.73× magnification) 0.78" OLED EVF, 5.76M dots Optical pentaprism, 100% coverage, 1.05× magnification
Screen 2.3" fixed TFT LCD 3.2" fixed touchscreen 3.2" tilting touchscreen
Mount Leica M-mount Leica L-mount Pentax KF-mount
Memory Cards Single SD UHS-II + 64GB internal storage Dual SD UHS-II Dual SD UHS-II
Connectivity USB-C, Wi-Fi, Bluetooth USB-C 3.1, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth
⚡ Compare specs side by side Leica M11 prices → Leica SL3 prices → Pentax K-3 Mark III prices →

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