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Nikon D90 vs Sony A850

Portability
60
Imaging
51
Features
52
Overall
51
Nikon D90 front
 
Sony Alpha DSLR-A850 front
Portability
54
Imaging
68
Features
60
Overall
64

Nikon D90 vs Sony A850 Key Specs

Nikon D90
(Full Review)
  • 12MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 200 - 3200 (Raise to 6400)
  • 1280 x 720 video
  • Nikon F Mount
  • 703g - 132 x 103 x 77mm
  • Released October 2008
  • Superseded the Nikon D80
  • Refreshed by Nikon D7000
Sony A850
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Display
  • ISO 200 - 3200 (Boost to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Revealed April 2010
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Nikon D90 vs Sony A850 Overview

Its time to look a little more in depth at the Nikon D90 vs Sony A850, both Advanced DSLR cameras by rivals Nikon and Sony. There exists a huge gap among the sensor resolutions of the D90 (12MP) and A850 (25MP) and the D90 (APS-C) and A850 (Full frame) possess totally different sensor sizing.

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The D90 was revealed 18 months earlier than the A850 making the cameras a generation apart from one another. Both the cameras come with the identical body type (Mid-size SLR).

Before diving in to a more detailed comparison, below is a brief view of how the D90 scores vs the A850 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Nikon D90 over the Sony A850

 D90 A850 

Reasons to pick Sony A850 over the Nikon D90

 A850 D90 
RevealedApril 2010October 2008More recent by 18 months
Display resolution922k920kCrisper display (+2k dot)

Common features in the Nikon D90 and Sony A850

 D90 A850 
Manual focus Very precise focus
Display typeFixed Fixed Fixed display
Display dimension3"3"Identical display measurement
Selfie screen Lacking selfie screen
Touch display Lacking Touch display

Nikon D90 vs Sony A850 Physical Comparison

For anybody who is going to lug around your camera often, you are going to need to consider its weight and measurements. The Nikon D90 offers exterior measurements of 132mm x 103mm x 77mm (5.2" x 4.1" x 3.0") having a weight of 703 grams (1.55 lbs) whilst the Sony A850 has proportions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") with a weight of 895 grams (1.97 lbs).

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Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you use at the time. Below is the front view physical size comparison of the D90 against the A850.

Nikon D90 vs Sony A850 size comparison

Considering dimensions and weight, the portability grade of the D90 and A850 is 60 and 54 respectively.

Nikon D90 vs Sony A850 top view buttons comparison

Nikon D90 vs Sony A850 Sensor Comparison

More often than not, it is very difficult to see the contrast in sensor measurements only by going through specifications. The graphic here might provide you a better sense of the sensor sizing in the D90 and A850.

To sum up, both the cameras have got different resolutions and different sensor measurements. The D90 with its smaller sensor will make achieving shallow DOF harder and the Sony A850 will produce more detail because of its extra 13MP. Greater resolution can also help you crop pics much more aggressively. The older D90 will be behind in sensor innovation.

Nikon D90 vs Sony A850 sensor size comparison

Nikon D90 vs Sony A850 Screen and ViewFinder

Nikon D90 vs Sony A850 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D90 Portrait photography details
Sony A850 Portrait photography details
62
you can focus manually
decent sensor size (APS-C)
includes face detect focus
delivers RAW formats
resolution not great (12MP)
72
focusing manually
MP count amazing (25MP)
great sensor size (Full frame)
delivers RAW files
does not have liveview
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Street Comparison

Nikon D90 Street photography features
Sony A850 Street photography features
54
decent sensor size (APS-C)
delivers RAW formats
screen does not articulate
does not have image stabilization
66
has image stabilization (Sensor based)
great sensor size (Full frame)
delivers RAW files
weather proofing
fixed screen
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Sports Comparison

Nikon D90 Sports photography details
Sony A850 Sports photography details
45
decent sensor size (APS-C)
sensor has phase detect auto focus
slow frames per second (4.5 frames per second)
does not have image stabilization
resolution not great (12MP)
71
great max shutter speed (1/8,000s)
has image stabilization (Sensor based)
MP count amazing (25MP)
great sensor size (Full frame)
weather proofing
supports phase detect AF
does not have liveview
slow frames per second (3.0 frames per second)
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Travel Comparison

Travel photography with Nikon D90
Travel photography with Sony A850
44
has built in flash
doesn't have Timelapse recording
resolution not great (12 megapixels)
display is not selfie friendly
55
weather proofing
MP count amazing (25 megapixels)
no Timelapse recording
does not posses selfie friendly screen
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Landscape Comparison

Nikon D90 as a Landscape photography camera
Sony A850 as a Landscape photography camera
57
you can focus manually
switch lenses (Nikon F mount)
screen is a good size (3 inches)
decent sensor size (APS-C)
delivers RAW formats
does not have image stabilization
resolution not great (12MP)
doesn't have Timelapse recording
73
focusing manually
change lenses (Sony/Minolta Alpha mount)
decent sized screen (3")
has image stabilization (Sensor based)
MP count amazing (25MP)
great sensor size (Full frame)
delivers RAW files
weather proofing
two card slots
does not have liveview
no Timelapse recording
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Vlogging Comparison

Nikon D90 Vlogging features
Sony A850 Vlogging features
21
includes face detect focus
display is not selfie friendly
does not have image stabilization
low quality video (1280 x 720 resolution)
doesn't have microphone port
9
can't shoot video
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Nikon D90 vs Sony A850 Specifications

Detailed spec comparison table for Nikon D90 and Sony A850
 Nikon D90Sony Alpha DSLR-A850
General Information
Manufacturer Nikon Sony
Model Nikon D90 Sony Alpha DSLR-A850
Class Advanced DSLR Advanced DSLR
Released 2008-10-13 2010-04-15
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Powered by - Bionz
Sensor type CMOS CMOS
Sensor size APS-C Full frame
Sensor measurements 23.6 x 15.8mm 35.9 x 24mm
Sensor surface area 372.9mm² 861.6mm²
Sensor resolution 12MP 25MP
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Peak resolution 4288 x 2848 6048 x 4032
Highest native ISO 3200 3200
Highest enhanced ISO 6400 6400
Min native ISO 200 200
RAW images
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Single autofocus
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 11 9
Lens
Lens mount Nikon F Sony/Minolta Alpha
Number of lenses 309 143
Crop factor 1.5 1
Screen
Screen type Fixed Type Fixed Type
Screen size 3 inches 3 inches
Screen resolution 920k dots 922k dots
Selfie friendly
Liveview
Touch functionality
Screen tech Super Density TFT color LCD with wide-viewing angle TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 96 percent 98 percent
Viewfinder magnification 0.64x 0.74x
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/4000 secs 1/8000 secs
Continuous shutter rate 4.5 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash range 17.00 m (at ISO 100) no built-in flash
Flash modes Auto, On, Off, Front curtain, Rear curtain, Red-Eye, Slow Sync Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless
External flash
AEB
WB bracketing
Fastest flash synchronize 1/200 secs 1/250 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1280 x 720 (24 fps), 640 x 424 (24 fps), 320 x 216 (24 fps) -
Highest video resolution 1280x720 None
Video data format Motion JPEG -
Microphone port
Headphone port
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 703 gr (1.55 lbs) 895 gr (1.97 lbs)
Dimensions 132 x 103 x 77mm (5.2" x 4.1" x 3.0") 156 x 117 x 82mm (6.1" x 4.6" x 3.2")
DXO scores
DXO Overall score 73 79
DXO Color Depth score 22.7 23.8
DXO Dynamic range score 12.5 12.2
DXO Low light score 977 1415
Other
Battery life 850 photos 880 photos
Battery type Battery Pack Battery Pack
Battery model EN-EL3e NP-FM500H
Self timer Yes (2, 5, 10 or 20 sec) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/SDHC Compact Flash (Type I or II), UDMA, Memory Stick Duo / Pro Duo
Card slots One 2
Price at release $1,199 $0