D850vs OM-D E-M10 IV

GearFrame · Updated March 2026

Nikon D850 Nikon D850 (2017) Starting from £2199 new Best for Landscape, wildlife & professional studio photography View D850
VS
Olympus OM-D E-M10 IV Olympus OM-D E-M10 IV (2020) Starting from £469 new Best for Travel & everyday View OM-D E-M10 IV

GearScore™ Verdict — Which should you buy?

Landscape, Wildlife & Professional Studio Photography — D850 (2017): The finest DSLR ever made — 45MP, 9fps, and nearly 2000 shots per charge in a body that still outperforms most mirrorless cameras for battery life.

Travel & Everyday — OM-D E-M10 IV (2020): Compact Micro Four Thirds body with built-in IBIS — ideal for travellers who want stability without bulk.

↓ Full specifications below

D850 (2017)

  • Nikon F-mount lens owners who want the highest resolution DSLR before switching to mirrorless
  • Landscape and wildlife photographers who value the optical viewfinder and outstanding battery life
  • Professional photographers who need 45MP resolution without the price of a medium format system
  • Photojournalists and event photographers with a large F-mount lens investment

OM-D E-M10 IV (2020)

  • Beginners and enthusiasts who want a compact, stylish Micro Four Thirds camera
  • Travellers who want a small, light system without sacrificing image quality
  • Smartphone upgraders who want a proper camera that still fits in a bag
  • Anyone who wants built-in selfie capability in a traditional camera body

Quick take: The d850 has the highest resolution at 46mp; the om-d e-m10 iv is the most affordable; only the d850 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification D850 (2017)OM-D E-M10 IV (2020)
Price £2,199 £469
Sensor 45.7MP full-frame BSI-CMOS 20.3MP Micro Four Thirds Live MOS
Resolution 45.7MP 20.3MP
Video 4K UHD/30p, 1080p/120p 4K/30p, 1080p/60p
Autofocus 153-point AF system (99 cross-type) — Multi-CAM 20K Phase-detect + contrast detect, 121 points
Stabilisation None (relies on VR lenses) 5-axis IBIS, 4.5 stops
Burst Rate 9fps (7fps with tilt screen AF) 15fps
Battery Life ~1840 shots (CIPA) — outstanding ~360 shots (CIPA)
Weight 915g body only 383g body only
Dimensions 146 × 124 × 78.5mm 121.4 × 83.6 × 49.0mm
Weather Sealed Yes No
Viewfinder Optical pentaprism — 0.75× magnification, 100% coverage EVF, 2.36M dots, 0.46× magnification
Screen 3.2" tilting touchscreen, 2.36M dots 3.0" tilting touchscreen
Mount Nikon F mount Micro Four Thirds
Memory Cards Dual slots — XQD and SD UHS-II Single SD UHS-I slot
Connectivity USB 3.0, Bluetooth, Wi-Fi, 3.5mm mic & headphone jacks USB Micro-B, Bluetooth, Wi-Fi, micro HDMI
Genre D850OM-D E-M10 IV
Landscape
9.0
7.0
Wildlife
9.0
Portrait
9.0
7.0
Sports
9.0
Vlogging & Video
7.0
Travel
7.0
9.0
Street
9.0
Family & Everyday
9.0
Sports & Action
4.0
⚡ Compare specs side by side D850 prices → OM-D E-M10 IV prices →

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