Pentax WG-3 vs Sony A9 II
90 Imaging
40 Features
44 Overall
41


62 Imaging
75 Features
93 Overall
82
Pentax WG-3 vs Sony A9 II Key Specs
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 125 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 25-100mm (F2.0-4.9) lens
- 230g - 124 x 64 x 33mm
- Launched July 2013
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 51200 (Raise to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 678g - 129 x 96 x 76mm
- Announced October 2019
- Old Model is Sony A9

Pentax WG-3 vs Sony A9 II Overview
Here, we are matching up the Pentax WG-3 vs Sony A9 II, former is a Waterproof while the other is a Pro Mirrorless by brands Pentax and Sony. There is a large difference between the resolutions of the WG-3 (16MP) and A9 II (24MP) and the WG-3 (1/2.3") and A9 II (Full frame) posses different sensor sizes.

The WG-3 was unveiled 7 years before the A9 II which is quite a serious difference as far as tech is concerned. Both of these cameras feature different body design with the Pentax WG-3 being a Compact camera and the Sony A9 II being a SLR-style mirrorless camera.
Before we go right into a in-depth comparison, here is a quick introduction of how the WG-3 grades against the A9 II in relation to portability, imaging, features and an overall score.

Pentax WG-3 vs Sony A9 II Gallery
This is a sample of the gallery pics for Pentax WG-3 & Sony Alpha A9 Mark II. The full galleries are viewable at Pentax WG-3 Gallery & Sony A9 II Gallery.
Reasons to pick Pentax WG-3 over the Sony A9 II
WG-3 | A9 II |
---|
Reasons to pick Sony A9 II over the Pentax WG-3
A9 II | WG-3 | |||
---|---|---|---|---|
Announced | October 2019 | ![]() | July 2013 | More modern by 75 months |
Display type | Tilting | ![]() | Fixed | Tilting display |
Display resolution | 1440k | ![]() | 460k | Sharper display (+980k dot) |
Touch display | ![]() | Easily navigate |
Common features in the Pentax WG-3 and Sony A9 II
WG-3 | A9 II | |||
---|---|---|---|---|
Focus manually | ![]() | Very precise focus | ||
Display size | 3" | ![]() | 3" | Same display dimensions |
Selfie screen | ![]() | Neither offers selfie screen |
Pentax WG-3 vs Sony A9 II Physical Comparison
For anyone who is planning to carry around your camera often, you'll need to think about its weight and proportions. The Pentax WG-3 offers outer dimensions of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs) whilst the Sony A9 II has measurements of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") with a weight of 678 grams (1.49 lbs).
Take a look at the Pentax WG-3 vs Sony A9 II in our newest Camera & Lens Size Comparison Tool.
Don't forget, the weight of an ILC will change dependant on the lens you are using at that time. Underneath is a front view physical size comparison of the WG-3 against the A9 II.

Looking at size and weight, the portability score of the WG-3 and A9 II is 90 and 62 respectively.

Pentax WG-3 vs Sony A9 II Sensor Comparison
In many cases, it is tough to picture the difference between sensor sizes merely by reading technical specs. The pic underneath will help give you a much better sense of the sensor sizes in the WG-3 and A9 II.
As you can tell, the two cameras feature different resolutions and different sensor sizes. The WG-3 with its tinier sensor is going to make getting bokeh trickier and the Sony A9 II will offer you extra detail having an extra 8 Megapixels. Greater resolution will help you crop images way more aggressively. The more aged WG-3 is going to be behind when it comes to sensor technology.

Pentax WG-3 vs Sony A9 II Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax WG-3 vs Sony A9 II Specifications
Pentax WG-3 | Sony Alpha A9 Mark II | |
---|---|---|
General Information | ||
Company | Pentax | Sony |
Model | Pentax WG-3 | Sony Alpha A9 Mark II |
Type | Waterproof | Pro Mirrorless |
Launched | 2013-07-19 | 2019-10-03 |
Body design | Compact | SLR-style mirrorless |
Sensor Information | ||
Chip | - | BIONZ X |
Sensor type | BSI-CMOS | BSI-CMOS |
Sensor size | 1/2.3" | Full frame |
Sensor dimensions | 6.17 x 4.55mm | 35.6 x 23.8mm |
Sensor surface area | 28.1mm² | 847.3mm² |
Sensor resolution | 16 megapixels | 24 megapixels |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3 and 16:9 | 3:2 |
Maximum resolution | 4608 x 3456 | 6000 x 4000 |
Maximum native ISO | 6400 | 51200 |
Maximum boosted ISO | - | 204800 |
Minimum native ISO | 125 | 100 |
RAW photos | ||
Minimum boosted ISO | - | 50 |
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Autofocus tracking | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Number of focus points | 9 | 693 |
Lens | ||
Lens mount | fixed lens | Sony E |
Lens focal range | 25-100mm (4.0x) | - |
Highest aperture | f/2.0-4.9 | - |
Macro focus distance | 1cm | - |
Amount of lenses | - | 121 |
Focal length multiplier | 5.8 | 1 |
Screen | ||
Range of screen | Fixed Type | Tilting |
Screen sizing | 3 inches | 3 inches |
Resolution of screen | 460 thousand dot | 1,440 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Screen technology | Widescreen TFT color LCD with anti-reflective coating | - |
Viewfinder Information | ||
Viewfinder | None | Electronic |
Viewfinder resolution | - | 3,686 thousand dot |
Viewfinder coverage | - | 100% |
Viewfinder magnification | - | 0.78x |
Features | ||
Slowest shutter speed | 4s | 30s |
Maximum shutter speed | 1/4000s | 1/8000s |
Maximum silent shutter speed | - | 1/32000s |
Continuous shooting speed | 10.0 frames per second | 20.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | - | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 3.40 m | no built-in flash |
Flash settings | Auto, On, Off, Red-eye, Soft | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync |
Hot shoe | ||
AEB | ||
White balance bracketing | ||
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
Maximum video resolution | 1920x1080 | 3840x2160 |
Video data format | MPEG-4, H.264 | MPEG-4, AVCHD, H.264 |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | Eye-Fi Connected | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 3.1 Gen 1 (5 GBit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 230 gr (0.51 lb) | 678 gr (1.49 lb) |
Physical dimensions | 124 x 64 x 33mm (4.9" x 2.5" x 1.3") | 129 x 96 x 76mm (5.1" x 3.8" x 3.0") |
DXO scores | ||
DXO All around score | not tested | not tested |
DXO Color Depth score | not tested | not tested |
DXO Dynamic range score | not tested | not tested |
DXO Low light score | not tested | not tested |
Other | ||
Battery life | 240 images | 690 images |
Battery format | Battery Pack | Battery Pack |
Battery model | D-LI92 | NP-FZ100 |
Self timer | Yes (2 or 10 sec) | Yes (2, 5, 10 secs + continuous, 3 or 5 frames) |
Time lapse shooting | ||
Storage media | SD/SDHC/SDXC card, Internal | Dual SD/SDHC/SDXC slots (UHS-II compatible) |
Storage slots | Single | Two |
Launch cost | $300 | $4,498 |