Olympus TG-320 vs Pentax 645D
94 Imaging
38 Features
33 Overall
36
50 Imaging
76 Features
52 Overall
66
Olympus TG-320 vs Pentax 645D Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 80 - 1600
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-102mm (F3.5-5.1) lens
- 155g - 96 x 63 x 23mm
- Released January 2012
(Full Review)
- 40MP - Medium format Sensor
- 3" Fixed Display
- ISO 200 - 1600
- No Anti-Alias Filter
- No Video
- Pentax 645AF2 Mount
- 1480g - 156 x 117 x 119mm
- Released March 2010
- Refreshed by Pentax 645Z
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On this page, we are analyzing the Olympus TG-320 and Pentax 645D, former being a Waterproof while the other is a Pro DSLR by companies Olympus and Pentax. There is a considerable difference between the sensor resolutions of the TG-320 (14MP) and 645D (40MP) and the TG-320 (1/2.3") and 645D (Medium format) boast different sensor sizing.
President Biden pushes bill mandating TikTok sale or banThe TG-320 was unveiled 23 months later than the 645D making them a generation apart from each other. Both of the cameras have different body design with the Olympus TG-320 being a Compact camera and the Pentax 645D being a Large SLR camera.
Before we go into a detailed comparison, here is a short overview of how the TG-320 scores versus the 645D with respect to portability, imaging, features and an overall grade.
Snapchat Adds Watermarks to AI-Created Images Olympus TG-320 vs Pentax 645D Gallery
This is a sample of the gallery pictures for Olympus TG-320 & Pentax 645D. The full galleries are provided at Olympus TG-320 Gallery & Pentax 645D Gallery.
Reasons to pick Olympus TG-320 over the Pentax 645D
| TG-320 | 645D | |||
|---|---|---|---|---|
| Released | January 2012 |  | March 2010 | More recent by 23 months |
Reasons to pick Pentax 645D over the Olympus TG-320
| 645D | TG-320 | |||
|---|---|---|---|---|
| Focus manually |  | Dial precise focus | ||
| Display dimensions | 3" |  | 2.7" | Larger display (+0.3") |
| Display resolution | 921k |  | 230k | Sharper display (+691k dot) |
Common features in the Olympus TG-320 and Pentax 645D
| TG-320 | 645D | |||
|---|---|---|---|---|
| Display type | Fixed |  | Fixed | Fixed display |
| Selfie screen |  | Lack of selfie screen | ||
| Touch friendly display |  | Lack of Touch friendly display |
Olympus TG-320 vs Pentax 645D Physical Comparison
When you are aiming to lug around your camera regularly, you'll have to factor its weight and volume. The Olympus TG-320 enjoys physical dimensions of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") and a weight of 155 grams (0.34 lbs) while the Pentax 645D has sizing of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs).
Look at the Olympus TG-320 and Pentax 645D in our completely new Camera plus Lens Size Comparison Tool.
Keep in mind, the weight of an ILC will differ depending on the lens you have attached at that time. Following is a front view physical size comparison of the TG-320 compared to the 645D.
Taking into account size and weight, the portability score of the TG-320 and 645D is 94 and 50 respectively.
Olympus TG-320 vs Pentax 645D Sensor Comparison
Oftentimes, it is difficult to visualize the gap between sensor measurements simply by checking specs. The photograph below might give you a more clear sense of the sensor sizes in the TG-320 and 645D.
As you can plainly see, each of the cameras have different megapixels and different sensor measurements. The TG-320 with its tinier sensor is going to make achieving shallower DOF harder and the Pentax 645D will give you greater detail having an extra 26MP. Greater resolution will enable you to crop images a bit more aggressively. The fresher TG-320 should have an edge in sensor tech.
Olympus TG-320 vs Pentax 645D Screen and ViewFinder
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Olympus TG-320 vs Pentax 645D Specifications
| Olympus TG-320 | Pentax 645D | |
|---|---|---|
| General Information | ||
| Brand Name | Olympus | Pentax |
| Model | Olympus TG-320 | Pentax 645D |
| Category | Waterproof | Pro DSLR |
| Released | 2012-01-10 | 2010-03-10 |
| Body design | Compact | Large SLR |
| Sensor Information | ||
| Chip | TruePic III+ | Prime II |
| Sensor type | CCD | CCD |
| Sensor size | 1/2.3" | Medium format |
| Sensor dimensions | 6.17 x 4.55mm | 44 x 33mm |
| Sensor area | 28.1mm² | 1,452.0mm² |
| Sensor resolution | 14 megapixels | 40 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | - | 4:3 |
| Peak resolution | 4288 x 3216 | 7264 x 5440 |
| Highest native ISO | 1600 | 1600 |
| Min native ISO | 80 | 200 |
| RAW support | ||
| Min enhanced ISO | - | 100 |
| Autofocusing | ||
| Manual focus | ||
| AF touch | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| Selective AF | ||
| AF center weighted | ||
| AF multi area | ||
| AF live view | ||
| Face detection focusing | ||
| Contract detection focusing | ||
| Phase detection focusing | ||
| Number of focus points | - | 11 |
| Cross focus points | - | - |
| Lens | ||
| Lens mounting type | fixed lens | Pentax 645AF2 |
| Lens focal range | 28-102mm (3.6x) | - |
| Maximal aperture | f/3.5-5.1 | - |
| Macro focus distance | 3cm | - |
| Amount of lenses | - | 6 |
| Focal length multiplier | 5.8 | 0.8 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen sizing | 2.7 inch | 3 inch |
| Screen resolution | 230 thousand dot | 921 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Screen technology | TFT Color LCD | TFT Color LCD with wide-viewing angle and with AR coating |
| Viewfinder Information | ||
| Viewfinder type | None | Optical (pentaprism) |
| Viewfinder coverage | - | 98% |
| Viewfinder magnification | - | 0.85x |
| Features | ||
| Minimum shutter speed | 4s | 30s |
| Fastest shutter speed | 1/2000s | 1/4000s |
| Continuous shutter speed | 1.0fps | 1.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | - | Yes |
| Custom WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | 5.80 m | no built-in flash |
| Flash modes | Auto, On, Off, Red-Eye, Fill-in | Auto, On, Off, Red-eye, Slow Sync, Rear Curtain |
| Hot shoe | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Fastest flash sync | - | 1/125s |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) | - |
| Highest video resolution | 1280x720 | None |
| Video data format | MPEG-4, H.264 | - |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 155 gr (0.34 pounds) | 1480 gr (3.26 pounds) |
| Physical dimensions | 96 x 63 x 23mm (3.8" x 2.5" x 0.9") | 156 x 117 x 119mm (6.1" x 4.6" x 4.7") |
| DXO scores | ||
| DXO Overall score | not tested | 82 |
| DXO Color Depth score | not tested | 24.6 |
| DXO Dynamic range score | not tested | 12.6 |
| DXO Low light score | not tested | 1262 |
| Other | ||
| Battery life | 150 photos | 800 photos |
| Battery form | Battery Pack | Battery Pack |
| Battery model | LI-42B | D-LI90 |
| Self timer | Yes (2 or 12 sec, pet auto shutter) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC/SDXC | SD/SDHC |
| Storage slots | Single | 2 |
| Launch cost | $0 | $4,000 |
