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X-E3vs Pentax K-3 Mark III

GearFrame · Updated March 2026

Fujifilm X-E3 Fujifilm X-E3 (2017) Starting from £300 new Best for Street & Travel View X-E3
VS
Pentax 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?

Street & Travel — X-E3 (2017): The X-E3 is the lightest Fujifilm interchangeable-lens camera with the 24.3MP X-Trans III sensor. Its slim, compact body appeals to street photographers who find the X-T line too bulky. The touchscreen joystick and Bluetooth connection are welcome additions. 4K is technically available but limited to 15fps — this is a stills-first camera. An excellent compact travel camera at used-market prices.

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

X-E3 (2017)

  • Street photographers who want Fujifilm colours
  • Travel photographers prioritising size
  • Minimalist camera users

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 x-e3 is the most affordable; only the pentax k-3 mark iii is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification X-E3 (2017)Pentax K-3 Mark III (2021)
Price £300 £1,699
Sensor 24.3MP APS-C X-Trans CMOS III 25.7MP APS-C BSI CMOS (AA-filterless)
Resolution 24.3MP 25.7MP
Video 4K/15p, 1080p/60p 4K/30p, 1080p/60p
Autofocus Phase-detect AF, face detection SAFOX 13 phase-detect, 101-point (25 cross-type)
Stabilisation None 5.5-stop 5-axis IBIS (Shake Reduction III)
Burst Rate 8fps (electronic shutter up to 14fps) 12fps
Battery Life ~350 shots (CIPA) 800 shots (CIPA)
Weight 337g (body only) 820g body only
Dimensions 121.3 × 73.9 × 42.7mm 134.5 × 103.5 × 73.5mm
Weather Sealed No Yes
Viewfinder Electronic, 2.36M dots, 0.62× magnification Optical pentaprism, 100% coverage, 1.05× magnification
Screen 3.0" touchscreen (fixed), 1.04M dots 3.2" tilting touchscreen
Mount Fujifilm X-mount Pentax KF-mount
Memory Cards Single SD UHS-II slot Dual SD UHS-II
Connectivity USB 3.0, Wi-Fi, Bluetooth USB-C, Wi-Fi, Bluetooth
Genre X-E3Pentax K-3 Mark III
Street
9.0
Travel
9.0
7.0
Portrait
8.0
7.0
Casual
8.5
Landscape
7.5
9.0
Vlogging & Video
4.5
4.0
Sports & Action
5.0
9.0
Wildlife
9.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side X-E3 prices → Pentax K-3 Mark III prices →

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