Pentax K-3 II vs Sony A99
Portability
59 Imaging
66 Features
84 Overall
73
59 Imaging
66 Features
84 Overall
73
Portability
57 Imaging
70 Features
88 Overall
77
57 Imaging
70 Features
88 Overall
77
Pentax K-3 II vs Sony A99 Key Specs
Pentax K-3 II
(Full Review)
(Full Review)
- 24MP - APS-C Sensor
- 3.2" Fixed Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 800g - 131 x 100 x 77mm
- Revealed April 2015
- Superseded the Pentax K-3
Sony A99
(Full Review)
(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
- Announced December 2012
- Succeeded the Sony A900
- Successor is Sony A99 II
Photography Glossary Pentax K-3 II vs Sony A99 Overview
Below is a complete comparison of the Pentax K-3 II vs Sony A99, both Advanced DSLR digital cameras by rivals Pentax and Sony. The resolution of the K-3 II (24MP) and the A99 (24MP) is fairly similar but the K-3 II (APS-C) and A99 (Full frame) have different sensor dimensions.
Samsung Releases Faster Versions of EVO MicroSD CardsThe K-3 II was manufactured 2 years later than the A99 and that is quite a serious gap as far as technology is concerned. Each of the cameras have the same body design (Mid-size SLR).
Before going into a detailed comparison, here is a quick view of how the K-3 II matches up against the A99 with respect to portability, imaging, features and an overall grade.
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Below is a sample of the gallery pictures for Pentax K-3 II and Sony SLT-A99. The entire galleries are viewable at Pentax K-3 II Gallery and Sony A99 Gallery.
Reasons to pick Pentax K-3 II over the Sony A99
| K-3 II | A99 | |||
|---|---|---|---|---|
| Announced | April 2015 |  | December 2012 | More recent by 29 months |
| Display dimensions | 3.2" |  | 3" | Larger display (+0.2") |
Reasons to pick Sony A99 over the Pentax K-3 II
| A99 | K-3 II | |||
|---|---|---|---|---|
| Display type | Fully Articulated |  | Fixed | Fully Articulating display |
| Display resolution | 1229k |  | 1037k | Crisper display (+192k dot) |
| Selfie screen |  | Take selfies |
Common features in the Pentax K-3 II and Sony A99
| K-3 II | A99 | |||
|---|---|---|---|---|
| Manual focus |  | More exact focusing | ||
| Touch friendly display |  | Absent Touch friendly display |
Pentax K-3 II vs Sony A99 Physical Comparison
In case you're looking to lug around your camera regularly, you'll need to think about its weight and measurements. The Pentax K-3 II comes with exterior dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs) while the Sony A99 has proportions of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).
Contrast the Pentax K-3 II vs Sony A99 in the latest Camera and Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached during that time. The following is a front view sizing comparison of the K-3 II vs the A99.
Using dimensions and weight, the portability score of the K-3 II and A99 is 59 and 57 respectively.
Pentax K-3 II vs Sony A99 Sensor Comparison
Normally, it is tough to picture the difference between sensor measurements merely by reviewing specs. The graphic underneath will offer you a greater sense of the sensor sizes in the K-3 II and A99.
As you can plainly see, both of the cameras have the same megapixels but different sensor measurements. The K-3 II has got the tinier sensor which is going to make achieving shallower DOF tougher. The newer K-3 II should have a benefit when it comes to sensor tech.
Pentax K-3 II vs Sony A99 Screen and ViewFinder
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Portrait Comparison
Pentax K-3 II Portrait photography advice
Sony A99 Portrait photography advice
you can focus manually
sensor resolution is decent (24MP)
nice sensor size (APS-C)
offers face detect focusing
saves RAW formats
you can focus manually
good megapixels (24 megapixels)
big sensor size (Full frame)
has face detection focusing
supports RAW files
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Street photography with Pentax K-3 II
Street photography with Sony A99
built in image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW formats
environment sealing
great high ISO (51,200)
no articulating screen
screen articulates
image stabilization (Sensor based)
big sensor size (Full frame)
supports RAW files
weather proofing
great ISO range (25,600)
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Pentax K-3 II Sports photography factors
Sony A99 Sports photography factors
great max shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
nice sensor size (APS-C)
offers tracking focus
environment sealing
has phase detect AF
low battery (720 shots)
high shutter speed (1/8,000 seconds)
image stabilization (Sensor based)
good megapixels (24MP)
big sensor size (Full frame)
has tracking autofocus
weather proofing
supports phase detect AF
not so great battery pack (500 CIPA)
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Pentax K-3 II Travel photography features
Sony A99 Travel photography features
environment sealing
sensor resolution is decent (24MP)
low battery (720 CIPA)
screen is not selfie friendly
weather proofing
good megapixels (24 megapixels)
display is selfie friendly
missing Time Lapse function
not so great battery pack (500 per charge)
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Pentax K-3 II Landscape photography information
Sony A99 Landscape photography information
you can focus manually
swap lenses (Pentax KAF2 mount)
screen is a decent size (3.2 inches)
built in image stabilization (Sensor based)
sensor resolution is decent (24 megapixels)
nice sensor size (APS-C)
no anti-alias filter
great high ISO (51,200)
saves RAW formats
environment sealing
2 card slots
low battery (720 per charge)
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
screen size is good (3 inch)
image stabilization (Sensor based)
good megapixels (24MP)
big sensor size (Full frame)
great ISO range (25,600)
supports RAW files
weather proofing
2 card slots
not so great battery pack (500 per charge)
missing Time Lapse function
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Pentax K-3 II Vlogging highlights
Sony A99 Vlogging highlights
built in image stabilization (Sensor based)
offers face detect focusing
great video quality (1920 x 1080 pxls)
has microphone support
screen is not selfie friendly
display is selfie friendly
image stabilization (Sensor based)
has face detection focusing
good video quality (1920 x 1080 pixels)
comes with external mic support
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Pentax K-3 II vs Sony A99 Specifications
| Pentax K-3 II | Sony SLT-A99 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Sony |
| Model | Pentax K-3 II | Sony SLT-A99 |
| Class | Advanced DSLR | Advanced DSLR |
| Revealed | 2015-04-23 | 2012-12-12 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Powered by | Prime III | Bionz |
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | Full frame |
| Sensor dimensions | 23.5 x 15.6mm | 35.8 x 23.8mm |
| Sensor surface area | 366.6mm² | 852.0mm² |
| Sensor resolution | 24 megapixel | 24 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 and 16:9 |
| Peak resolution | 6016 x 4000 | 6000 x 4000 |
| Highest native ISO | 51200 | 25600 |
| Min native ISO | 100 | 100 |
| RAW support | ||
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Tracking autofocus | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | 27 | 19 |
| Cross focus points | 25 | 11 |
| Lens | ||
| Lens mount | Pentax KAF2 | Sony/Minolta Alpha |
| Number of lenses | 151 | 143 |
| Crop factor | 1.5 | 1 |
| Screen | ||
| Display type | Fixed Type | Fully Articulated |
| Display sizing | 3.2 inches | 3 inches |
| Display resolution | 1,037 thousand dots | 1,229 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Display technology | - | TFT Xtra Fine color LCD |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Electronic |
| Viewfinder resolution | - | 2,359 thousand dots |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.64x | 0.71x |
| Features | ||
| Min shutter speed | 30 seconds | 30 seconds |
| Max shutter speed | 1/8000 seconds | 1/8000 seconds |
| Continuous shutter rate | 8.3 frames per sec | 10.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash settings | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync (available with dedicated external flash) | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
| External flash | ||
| AE bracketing | ||
| White balance 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 | ||
| Video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) | 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
| Highest video resolution | 1920x1080 | 1920x1080 |
| Video file format | MPEG-4, H.264 | MPEG-4, AVCHD, H.264 |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Optional | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | BuiltIn | BuiltIn |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 800 gr (1.76 pounds) | 812 gr (1.79 pounds) |
| Physical dimensions | 131 x 100 x 77mm (5.2" x 3.9" x 3.0") | 147 x 111 x 78mm (5.8" x 4.4" x 3.1") |
| DXO scores | ||
| DXO Overall score | 80 | 89 |
| DXO Color Depth score | 23.6 | 25.0 |
| DXO Dynamic range score | 13.6 | 14.0 |
| DXO Low light score | 1106 | 1555 |
| Other | ||
| Battery life | 720 images | 500 images |
| Battery style | Battery Pack | Battery Pack |
| Battery model | D-LI90 | NP-FM500H |
| Self timer | Yes ( 2 or 12 seconds) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Type of storage | Dual SD/SDHC/SDXC | Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC |
| Card slots | 2 | 2 |
| Price at release | $829 | $1,998 |
