Pentax K-3 II vs Pentax K-7
59 Imaging
65 Features
84 Overall
72
60 Imaging
54 Features
69 Overall
60
Pentax K-3 II vs Pentax K-7 Key Specs
(Full Review)
- 24MP - APS-C Sensor
- 3.2" Fixed Screen
- 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
- Launched April 2015
- Superseded the Pentax K-3
(Full Review)
- 15MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 2000 (Boost to 6400)
- Sensor based Image Stabilization
- 1/8000s Maximum Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 750g - 131 x 97 x 73mm
- Announced October 2009
- Later Model is Pentax K-5
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Below is a thorough assessment of the Pentax K-3 II and Pentax K-7, both Advanced DSLR digital cameras and both of them are produced by Pentax. There is a noticeable difference between the resolutions of the K-3 II (24MP) and K-7 (15MP) but they feature the same exact sensor sizes (APS-C).
Sora from OpenAI releases its first ever music videoThe K-3 II was manufactured 5 years later than the K-7 and that is quite a sizable difference as far as tech is concerned. Each of the cameras offer the identical body type (Mid-size SLR).
Before going through a in depth comparison, below is a brief synopsis of how the K-3 II matches up against the K-7 with regards to portability, imaging, features and an overall grade.
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The following is a preview of the gallery photos for Pentax K-3 II & Pentax K-7. The entire galleries are viewable at Pentax K-3 II Gallery & Pentax K-7 Gallery.
Reasons to pick Pentax K-3 II over the Pentax K-7
| K-3 II | K-7 | |||
|---|---|---|---|---|
| Announced | April 2015 | October 2009 | More recent by 68 months | |
| Screen sizing | 3.2" | 3" | Bigger screen (+0.2") | |
| Screen resolution | 1037k | 921k | Crisper screen (+116k dot) |
Reasons to pick Pentax K-7 over the Pentax K-3 II
| K-7 | K-3 II |
|---|
Common features in the Pentax K-3 II and Pentax K-7
| K-3 II | K-7 | |||
|---|---|---|---|---|
| Manually focus | Dial exact focusing | |||
| Screen type | Fixed | Fixed | Fixed screen | |
| Selfie screen | Neither comes with selfie screen | |||
| Touch friendly screen | No Touch friendly screen |
Pentax K-3 II vs Pentax K-7 Physical Comparison
When you are intending to lug around your camera regularly, you have to think about its weight and measurements. The Pentax K-3 II comes with physical dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") along with a weight of 800 grams (1.76 lbs) while the Pentax K-7 has proportions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 750 grams (1.65 lbs).
Check out the Pentax K-3 II and Pentax K-7 in our completely new Camera & Lens Size Comparison Tool.
Remember, the weight of an ILC will differ dependant on the lens you use at that time. Underneath is the front view proportions comparison of the K-3 II compared to the K-7.

Taking into account size and weight, the portability grade of the K-3 II and K-7 is 59 and 60 respectively.
Pentax K-3 II vs Pentax K-7 Sensor Comparison
Generally, it is difficult to see the gap between sensor measurements only by reading a spec sheet. The graphic here might provide you a better sense of the sensor dimensions in the K-3 II and K-7.
As you can see, both of these cameras offer the same exact sensor sizing albeit not the same resolution. You can count on the Pentax K-3 II to offer you more detail due to its extra 9MP. Higher resolution will allow you to crop photographs a little more aggressively. The fresher K-3 II is going to have an advantage with regard to sensor technology.
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Pentax K-3 II vs Pentax K-7 Specifications
| Pentax K-3 II | Pentax K-7 | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Pentax |
| Model | Pentax K-3 II | Pentax K-7 |
| Type | Advanced DSLR | Advanced DSLR |
| Launched | 2015-04-23 | 2009-10-02 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Chip | Prime III | Prime II |
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 23.5 x 15.6mm | 23.4 x 15.6mm |
| Sensor area | 366.6mm² | 365.0mm² |
| Sensor resolution | 24 megapixels | 15 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Max resolution | 6016 x 4000 | 4672 x 3104 |
| Max native ISO | 51200 | 2000 |
| Max enhanced ISO | - | 6400 |
| Lowest native ISO | 100 | 100 |
| RAW files | ||
| Autofocusing | ||
| Manual focus | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Number of focus points | 27 | 11 |
| Cross focus points | 25 | - |
| Lens | ||
| Lens mount | Pentax KAF2 | Pentax KAF2 |
| Amount of lenses | 151 | 151 |
| Focal length multiplier | 1.5 | 1.5 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen sizing | 3.2 inch | 3 inch |
| Screen resolution | 1,037k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch functionality | ||
| Screen tech | - | TFT color LCD with AR coating |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.64x | 0.61x |
| Features | ||
| Min shutter speed | 30 seconds | 30 seconds |
| Max shutter speed | 1/8000 seconds | 1/8000 seconds |
| Continuous shutter rate | 8.3fps | 5.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | no built-in flash | 13.00 m |
| Flash modes | 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, Rear Curtain, Wireless |
| External flash | ||
| AE bracketing | ||
| WB bracketing | ||
| Max flash synchronize | 1/180 seconds | 1/180 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) | 1280 x 720 (30 fps), 1536 x 1024 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) |
| Max video resolution | 1920x1080 | 1280x720 |
| Video file format | MPEG-4, H.264 | Motion JPEG |
| Microphone 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 | None |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 800 gr (1.76 lbs) | 750 gr (1.65 lbs) |
| Dimensions | 131 x 100 x 77mm (5.2" x 3.9" x 3.0") | 131 x 97 x 73mm (5.2" x 3.8" x 2.9") |
| DXO scores | ||
| DXO Overall score | 80 | 61 |
| DXO Color Depth score | 23.6 | 22.6 |
| DXO Dynamic range score | 13.6 | 10.6 |
| DXO Low light score | 1106 | 536 |
| Other | ||
| Battery life | 720 photographs | 980 photographs |
| Battery style | Battery Pack | Battery Pack |
| Battery model | D-LI90 | D-LI90 |
| Self timer | Yes ( 2 or 12 seconds) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | Dual SD/SDHC/SDXC | SD/SDHC/MMC |
| Card slots | 2 | 1 |
| Launch pricing | $829 | $599 |