Pentax 645Z vs Pentax WG-2
49 Imaging
80 Features
74 Overall
77
91 Imaging
39 Features
37 Overall
38
Pentax 645Z vs Pentax WG-2 Key Specs
(Full Review)
- 51MP - Medium format Sensor
- 3.2" Tilting Screen
- ISO 100 - 204800
- No Anti-Alias Filter
- 1920 x 1080 video
- Pentax 645AF2 Mount
- 1550g - 156 x 117 x 123mm
- Introduced April 2014
- Earlier Model is Pentax 645D
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 125 - 6400
- 1920 x 1080 video
- 28-140mm (F3.5-5.5) lens
- 192g - 122 x 61 x 30mm
- Launched February 2012
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On this page, we are evaluating the Pentax 645Z versus Pentax WG-2, former is a Pro DSLR while the other is a Waterproof and both are built by Pentax. There exists a sizable gap among the sensor resolutions of the 645Z (51MP) and WG-2 (16MP) and the 645Z (Medium format) and WG-2 (1/2.3") provide different sensor sizes.
President Biden pushes bill mandating TikTok sale or banThe 645Z was released 2 years after the WG-2 which is a fairly significant difference as far as camera technology is concerned. Both of these cameras have different body design with the Pentax 645Z being a Large SLR camera and the Pentax WG-2 being a Compact camera.
Before we go right into a step-by-step comparison, here is a concise synopsis of how the 645Z scores against the WG-2 when considering portability, imaging, features and an overall mark.
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This is a sample of the gallery pics for Pentax 645Z & Pentax Optio WG-2. The complete galleries are available at Pentax 645Z Gallery & Pentax WG-2 Gallery.
Reasons to pick Pentax 645Z over the Pentax WG-2
| 645Z | WG-2 | |||
|---|---|---|---|---|
| Launched | April 2014 |  | February 2012 | Newer by 27 months |
| Display type | Tilting |  | Fixed | Tilting display |
| Display dimensions | 3.2" |  | 3" | Larger display (+0.2") |
| Display resolution | 1037k |  | 460k | Clearer display (+577k dot) |
Reasons to pick Pentax WG-2 over the Pentax 645Z
| WG-2 | 645Z |
|---|
Common features in the Pentax 645Z and Pentax WG-2
| 645Z | WG-2 | |||
|---|---|---|---|---|
| Manual focus |  | Very precise focusing | ||
| Selfie screen |  | Neither provides selfie screen | ||
| Touch display |  | Neither provides Touch display |
Pentax 645Z vs Pentax WG-2 Physical Comparison
For anyone who is planning to travel with your camera, you should factor in its weight and volume. The Pentax 645Z provides outer measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") along with a weight of 1550 grams (3.42 lbs) while the Pentax WG-2 has sizing of 122mm x 61mm x 30mm (4.8" x 2.4" x 1.2") accompanied by a weight of 192 grams (0.42 lbs).
See the Pentax 645Z versus Pentax WG-2 in our newest Camera plus Lens Size Comparison Tool.
Do not forget, the weight of an ILC will change depending on the lens you use at the time. Following is a front view overall size comparison of the 645Z against the WG-2.
Factoring in dimensions and weight, the portability rating of the 645Z and WG-2 is 49 and 91 respectively.
Pentax 645Z vs Pentax WG-2 Sensor Comparison
Typically, its hard to imagine the contrast in sensor dimensions simply by checking out specifications. The picture below should offer you a more clear sense of the sensor measurements in the 645Z and WG-2.
Plainly, each of the cameras provide different megapixel count and different sensor dimensions. The 645Z because of its larger sensor is going to make getting shallower DOF simpler and the Pentax 645Z will show more detail as a result of its extra 35MP. Greater resolution will also help you crop photos more aggressively. The fresher 645Z should have an edge in sensor technology.
Pentax 645Z vs Pentax WG-2 Screen and ViewFinder
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Pentax 645Z vs Pentax WG-2 Specifications
| Pentax 645Z | Pentax Optio WG-2 | |
|---|---|---|
| General Information | ||
| Brand Name | Pentax | Pentax |
| Model type | Pentax 645Z | Pentax Optio WG-2 |
| Class | Pro DSLR | Waterproof |
| Introduced | 2014-04-15 | 2012-02-07 |
| Physical type | Large SLR | Compact |
| Sensor Information | ||
| Processor | PRIME III | - |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Medium format | 1/2.3" |
| Sensor measurements | 44 x 33mm | 6.17 x 4.55mm |
| Sensor area | 1,452.0mm² | 28.1mm² |
| Sensor resolution | 51 megapixel | 16 megapixel |
| Anti alias filter | ||
| Aspect ratio | 4:3 | 1:1, 4:3 and 16:9 |
| Maximum resolution | 8256 x 6192 | 4288 x 3216 |
| Maximum native ISO | 204800 | 6400 |
| Minimum native ISO | 100 | 125 |
| RAW photos | ||
| Autofocusing | ||
| Manual focusing | ||
| Touch to focus | ||
| Continuous AF | ||
| Single AF | ||
| Tracking AF | ||
| Selective AF | ||
| AF center weighted | ||
| AF multi area | ||
| AF live view | ||
| Face detection focusing | ||
| Contract detection focusing | ||
| Phase detection focusing | ||
| Total focus points | 27 | 9 |
| Lens | ||
| Lens mount type | Pentax 645AF2 | fixed lens |
| Lens zoom range | - | 28-140mm (5.0x) |
| Largest aperture | - | f/3.5-5.5 |
| Macro focusing distance | - | 1cm |
| Available lenses | 6 | - |
| Crop factor | 0.8 | 5.8 |
| Screen | ||
| Screen type | Tilting | Fixed Type |
| Screen size | 3.2 inches | 3 inches |
| Screen resolution | 1,037k dots | 460k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Screen tech | - | Widescreen TFT color LCD with anti-reflective coating |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | None |
| Viewfinder coverage | 98 percent | - |
| Viewfinder magnification | 0.85x | - |
| Features | ||
| Lowest shutter speed | 30 seconds | 4 seconds |
| Highest shutter speed | 1/4000 seconds | 1/4000 seconds |
| Continuous shooting rate | 3.0fps | 1.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | - |
| Change WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | no built-in flash | 5.40 m |
| Flash modes | 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 | Auto, On, Off, Red-eye, Soft |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Highest flash synchronize | 1/125 seconds | - |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p) | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30, 15 fps) |
| Maximum video resolution | 1920x1080 | 1920x1080 |
| Video file format | MPEG-4, H.264 | MPEG-4, H.264 |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 1550g (3.42 pounds) | 192g (0.42 pounds) |
| Physical dimensions | 156 x 117 x 123mm (6.1" x 4.6" x 4.8") | 122 x 61 x 30mm (4.8" x 2.4" x 1.2") |
| DXO scores | ||
| DXO All around rating | 101 | not tested |
| DXO Color Depth rating | 26.0 | not tested |
| DXO Dynamic range rating | 14.7 | not tested |
| DXO Low light rating | 4505 | not tested |
| Other | ||
| Battery life | 650 pictures | 260 pictures |
| Battery style | Battery Pack | Battery Pack |
| Battery ID | D-LI90 | D-LI92 |
| Self timer | Yes (2 or 10 secs) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Storage type | Dual SD/SDHC/SDXC slots | SD/SDHC/SDXC card, Internal |
| Card slots | Two | Single |
| Launch price | $5,024 | $350 |