Let’s compare the Nikon D810 vs Olympus E-M5 II.
Our comparison table below covers all the important specifications of each camera. Below that, we specifically talk about the new improvements and which model is better suited for your needs.
Nikon D810 E-M5 II
Megapixels 36.3 16.1
Sensor Type CMOS Live MOS
Sensor Format Full Frame (FX) Micro Four Thirds
Crop Factor None 2.0x
AA Filter None None
Image Resolution 7360 x 4912 4608 x 3456
Body Image Stabilization No Yes
Lens Mount Nikon FX Micro Four Thirds
ISO 64 - 12,800 200 - 25,600
Expanded ISO 32 - 51,200 None
AF Points 51 81 Contrast
Cross-type AF Points 15 0 phase
Continuous Mode 4fps 5fps/10fps
LCD 3.2" - Fixed 3.0" - Fully Articulated
LCD Resolution 1,229,000 dots 1,037,000 dots
Touchscreen No Yes
Focus Peaking No Yes
Top LCD Display Yes No
Viewfinder Type Optical EVF (2.36M)
Viewfinder Coverage 100% 100%
Viewfinder Magnification 0.70x 1.48x
Video Resolution 1920x1080 (60/50/30/25/24p) 1920x1080 (60/50/30/25/24p)
1280x720 (60/50p) 1280x720 (60/50/30/25/24p)
Microphone Jack Yes Yes
Headphone Jack Yes No
Memory Card Type CF + SD SD
Dual Card Slots Yes No
SD UHS Support UHS-I & UDMA UHS-II
Fastest Shutter Speed 1/8000 1/16000
Slowest Shutter Speed 30" 60"
Bulb Mode Yes Yes
JPEG Buffer Size 57 18
RAW Buffer Size 18 13
Time Lapse Yes Yes
Built-in Flash Yes No
Max Flash Sync Speed 1/200 1/250
Startup Time 0.5s 0.8s
Built-in Wi-Fi No Yes
Built-in GPS No No
Built- in NFC No No
Bluetooth No No
USB Type USB 3.0 USB 2.0
Environmentally Sealed Yes Yes
Battery Life (CIPA) 1200 shots 310 shots
Battery Included Yes (EN-EL15) Yes (BLN-1)
Weight 34.9 oz (988g) 16.5 oz (469g)
Size 5.7 x 4.8 x 3.2" 4.9 x 3.3 x 1.8"
Price Amazon Amazon
Release Date 2014 2015
Nikon D810 Advantages:
- Megapixels – 20.2 more megapixels. For printing big and cropping, the Nikon D810 is a much better choice.
- Sensor Format – Full Frame is bigger than MFT. When shooting above ISO 3,200, you’ll notice a big difference in image quality.
- ISO – 51,200 vs 25,600. Higher maximum ISO sensitivity.
- LCD – 3.2″ vs 3.0″.
- LCD Resolution – Higher resolution.
- Top LCD Display – When shooting in semi-auto/manual modes, you can quickly preview all of your settings.
- Headphone Jack – Useful for previewing your audio quality straight out the camera.
- Dual Card Slots – More room for extra photos, or simply for backup.
- JPEG Buffer Size – 57 vs 18.
- Built-in Flash
- USB 3.0 – Faster file transferring out the camera.
- Battery Life – 1200 shots vs 310 shots.
You can buy it at Amazon or read more reviews.
Olympus E-M5 II Advantages:
- Body Image Stabilization – The Olympus E-M5 II has built-in body stabilization for photos and videos, which is an excellent feature for traveling and shooting in low light.
- AF Points – 81 vs 51.
- Continuous mode – 5fps/10fps vs 4fps. More is better for sports and wildlife since you have more chances of getting a tack sharp shot.
- LCD – It’s fully articulated.
- Touchscreen Support
- Focus Peaking – Very useful for seeing if your subject is in focus (both photo and video).
- Viewfinder Magnification – Higher magnification.
- UHS-II – Faster writing speeds than UHS-I, but you need a memory card that can handle such speeds.
- Faster Max Shutter Speed – 1/16000 vs 1/8000.
- Slower Max Shutter Speed – 60” vs 30”.
- Max Flash Sync Speed – 1/250 vs 1/200.
- Built-in Wi-Fi
- Weight – The Olympus E-M5 II weighs 519g less.
- Size – The Olympus E-M5 II is noticeably smaller.
You can buy it at Amazon or read more reviews.

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