Nikon D100 vs Sony A99
58 Imaging
42 Features
33 Overall
38


57 Imaging
69 Features
88 Overall
76
Nikon D100 vs Sony A99 Key Specs
(Full Review)
- 6MP - APS-C Sensor
- 1.8" Fixed Screen
- ISO 200 - 1600
- No Video
- Nikon F Mount
- 780g - 144 x 116 x 81mm
- Launched July 2002
- Later Model is Nikon D200
(Full Review)
- 24MP - Full frame Sensor
- 3" Fully Articulated Display
- ISO 100 - 25600
- Sensor based Image Stabilization
- 1/8000s Max Shutter
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 812g - 147 x 111 x 78mm
- Introduced December 2012
- Succeeded the Sony A900
- Refreshed by Sony A99 II

Nikon D100 vs Sony A99 Overview
Lets take a closer look at the Nikon D100 and Sony A99, both Advanced DSLR cameras by rivals Nikon and Sony. There exists a significant gap among the image resolutions of the D100 (6MP) and A99 (24MP) and the D100 (APS-C) and A99 (Full frame) provide different sensor size.

The D100 was introduced 11 years prior to the A99 which is a fairly sizable gap as far as camera technology is concerned. Both the cameras feature the same body design (Mid-size SLR).
Before diving straight to a comprehensive comparison, here is a short introduction of how the D100 grades vs the A99 with regard to portability, imaging, features and an overall score.

Nikon D100 vs Sony A99 Gallery
Here is a sample of the gallery pics for Nikon D100 and Sony SLT-A99. The whole galleries are provided at Nikon D100 Gallery and Sony A99 Gallery.
Reasons to pick Nikon D100 over the Sony A99
D100 | A99 |
---|
Reasons to pick Sony A99 over the Nikon D100
A99 | D100 | |||
---|---|---|---|---|
Introduced | December 2012 | ![]() | July 2002 | More modern by 126 months |
Display type | Fully Articulated | ![]() | Fixed | Fully Articulating display |
Display size | 3" | ![]() | 1.8" | Larger display (+1.2") |
Display resolution | 1229k | ![]() | 118k | Sharper display (+1111k dot) |
Selfie screen | ![]() | Take selfies |
Common features in the Nikon D100 and Sony A99
D100 | A99 | |||
---|---|---|---|---|
Manually focus | ![]() | Very accurate focus | ||
Touch friendly display | ![]() | Lack of Touch friendly display |
Nikon D100 vs Sony A99 Physical Comparison
For anybody who is aiming to carry around your camera, you will want to consider its weight and dimensions. The Nikon D100 has outside measurements of 144mm x 116mm x 81mm (5.7" x 4.6" x 3.2") with a weight of 780 grams (1.72 lbs) whilst the Sony A99 has dimensions of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).
Analyze the Nikon D100 and Sony A99 in the latest Camera and Lens Size Comparison Tool.
Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you are utilizing at the time. The following is a front view measurement comparison of the D100 compared to the A99.

Looking at dimensions and weight, the portability rating of the D100 and A99 is 58 and 57 respectively.

Nikon D100 vs Sony A99 Sensor Comparison
Normally, it's hard to imagine the gap in sensor sizes purely by going through specs. The picture underneath will give you a better sense of the sensor sizing in the D100 and A99.
As you can plainly see, each of the cameras feature different megapixel count and different sensor sizes. The D100 having a smaller sensor is going to make achieving shallow depth of field trickier and the Sony A99 will provide extra detail using its extra 18MP. Greater resolution will enable you to crop images way more aggressively. The more aged D100 will be behind with regard to sensor innovation.

Nikon D100 vs Sony A99 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Nikon D100 vs Sony A99 Specifications
Nikon D100 | Sony SLT-A99 | |
---|---|---|
General Information | ||
Brand Name | Nikon | Sony |
Model type | Nikon D100 | Sony SLT-A99 |
Category | Advanced DSLR | Advanced DSLR |
Launched | 2002-07-26 | 2012-12-12 |
Physical type | Mid-size SLR | Mid-size SLR |
Sensor Information | ||
Processor Chip | - | Bionz |
Sensor type | CCD | CMOS |
Sensor size | APS-C | Full frame |
Sensor measurements | 23.7 x 15.5mm | 35.8 x 23.8mm |
Sensor surface area | 367.4mm² | 852.0mm² |
Sensor resolution | 6 megapixels | 24 megapixels |
Anti alias filter | ||
Aspect ratio | 3:2 | 3:2 and 16:9 |
Max resolution | 3008 x 2000 | 6000 x 4000 |
Max native ISO | 1600 | 25600 |
Min native ISO | 200 | 100 |
RAW data | ||
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Total focus points | - | 19 |
Cross type focus points | - | 11 |
Lens | ||
Lens mount type | Nikon F | Sony/Minolta Alpha |
Total lenses | 309 | 143 |
Focal length multiplier | 1.5 | 1 |
Screen | ||
Type of screen | Fixed Type | Fully Articulated |
Screen sizing | 1.8" | 3" |
Screen resolution | 118k dots | 1,229k dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Screen tech | - | TFT Xtra Fine color LCD |
Viewfinder Information | ||
Viewfinder | Optical (pentaprism) | Electronic |
Viewfinder resolution | - | 2,359k dots |
Viewfinder coverage | 95 percent | 100 percent |
Viewfinder magnification | 0.53x | 0.71x |
Features | ||
Min shutter speed | 30 seconds | 30 seconds |
Max shutter speed | 1/4000 seconds | 1/8000 seconds |
Continuous shutter rate | 3.0fps | 10.0fps |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash distance | 11.00 m | no built-in flash |
Flash settings | Auto, On, Off, Front curtain, Rear curtain, Red-Eye, Slow Sync | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
Hot shoe | ||
AE bracketing | ||
WB bracketing | ||
Max flash synchronize | 1/180 seconds | 1/250 seconds |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | - | 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
Max video resolution | None | 1920x1080 |
Video data format | - | MPEG-4, AVCHD, H.264 |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 1.0 (1.5 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | BuiltIn |
Physical | ||
Environmental sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 780 grams (1.72 pounds) | 812 grams (1.79 pounds) |
Physical dimensions | 144 x 116 x 81mm (5.7" x 4.6" x 3.2") | 147 x 111 x 78mm (5.8" x 4.4" x 3.1") |
DXO scores | ||
DXO Overall rating | not tested | 89 |
DXO Color Depth rating | not tested | 25.0 |
DXO Dynamic range rating | not tested | 14.0 |
DXO Low light rating | not tested | 1555 |
Other | ||
Battery life | - | 500 pictures |
Battery style | - | Battery Pack |
Battery ID | - | NP-FM500H |
Self timer | Yes (2, 5, 2 or 100 sec) | Yes (2 or 10 sec) |
Time lapse feature | ||
Storage type | Compact Flash (Type I or II) | Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC |
Card slots | Single | 2 |
Pricing at release | $170 | $1,998 |