Olympus TG-810 vs Pentax 645D
92 Imaging
37 Features
37 Overall
37
50 Imaging
76 Features
52 Overall
66
Olympus TG-810 vs Pentax 645D Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 80 - 1600
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-140mm (F3.9-5.9) lens
- 215g - 100 x 65 x 26mm
- Announced August 2011
(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
- Updated by Pentax 645Z
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Let's look more closely at the Olympus TG-810 and Pentax 645D, one being a Waterproof and the other is a Pro DSLR by competitors Olympus and Pentax. There is a big difference between the sensor resolutions of the TG-810 (14MP) and 645D (40MP) and the TG-810 (1/2.3") and 645D (Medium format) boast different sensor dimensions.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe TG-810 was announced 18 months later than the 645D making them a generation apart from each other. Both of the cameras feature different body design with the Olympus TG-810 being a Compact camera and the Pentax 645D being a Large SLR camera.
Before going right into a complete comparison, here is a short introduction of how the TG-810 grades vs the 645D when it comes to portability, imaging, features and an overall grade.
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Here is a sample of the gallery pics for Olympus TG-810 and Pentax 645D. The whole galleries are provided at Olympus TG-810 Gallery and Pentax 645D Gallery.
Reasons to pick Olympus TG-810 over the Pentax 645D
| TG-810 | 645D | |||
|---|---|---|---|---|
| Released | August 2011 |  | March 2010 | More recent by 18 months |
Reasons to pick Pentax 645D over the Olympus TG-810
| 645D | TG-810 | |||
|---|---|---|---|---|
| Focus manually |  | More exact focus | ||
| Display resolution | 921k |  | 920k | Crisper display (+1k dot) |
Common features in the Olympus TG-810 and Pentax 645D
| TG-810 | 645D | |||
|---|---|---|---|---|
| Display type | Fixed |  | Fixed | Fixed display |
| Display size | 3" |  | 3" | Same display sizing |
| Selfie screen |  | Neither provides selfie screen | ||
| Touch display |  | Neither provides Touch display |
Olympus TG-810 vs Pentax 645D Physical Comparison
If you are going to lug around your camera regularly, you will need to factor its weight and size. The Olympus TG-810 provides exterior measurements of 100mm x 65mm x 26mm (3.9" x 2.6" x 1.0") and a weight of 215 grams (0.47 lbs) and the Pentax 645D has specifications of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") having a weight of 1480 grams (3.26 lbs).
Examine the Olympus TG-810 and Pentax 645D in the latest Camera with Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilizing at that moment. Underneath is a front view measurements comparison of the TG-810 versus the 645D.
Considering size and weight, the portability grade of the TG-810 and 645D is 92 and 50 respectively.
Olympus TG-810 vs Pentax 645D Sensor Comparison
Oftentimes, it can be difficult to visualize the contrast between sensor measurements simply by reading through specifications. The photograph underneath will provide you a clearer sense of the sensor measurements in the TG-810 and 645D.
To sum up, the two cameras come with different megapixels and different sensor measurements. The TG-810 using its tinier sensor is going to make achieving shallow depth of field trickier and the Pentax 645D will give greater detail with its extra 26MP. Greater resolution will also help you crop images a good deal more aggressively. The newer TG-810 provides a benefit with regard to sensor technology.
Olympus TG-810 vs Pentax 645D Screen and ViewFinder
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Olympus TG-810 vs Pentax 645D Specifications
| Olympus TG-810 | Pentax 645D | |
|---|---|---|
| General Information | ||
| Brand Name | Olympus | Pentax |
| Model type | Olympus TG-810 | Pentax 645D |
| Category | Waterproof | Pro DSLR |
| Announced | 2011-08-16 | 2010-03-10 |
| Physical type | Compact | Large SLR |
| Sensor Information | ||
| Powered by | 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 | 14MP | 40MP |
| Anti alias filter | ||
| Aspect ratio | 4:3 and 16:9 | 4:3 |
| Peak resolution | 4288 x 3216 | 7264 x 5440 |
| Highest native ISO | 1600 | 1600 |
| Minimum native ISO | 80 | 200 |
| RAW format | ||
| Minimum enhanced ISO | - | 100 |
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Total focus points | - | 11 |
| Cross type focus points | - | - |
| Lens | ||
| Lens support | fixed lens | Pentax 645AF2 |
| Lens zoom range | 28-140mm (5.0x) | - |
| Max aperture | f/3.9-5.9 | - |
| Macro focusing range | 3cm | - |
| Number of lenses | - | 6 |
| Crop factor | 5.8 | 0.8 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display diagonal | 3 inches | 3 inches |
| Display resolution | 920k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Display technology | TFT Hypercrystal III Color LCD | TFT Color LCD with wide-viewing angle and with AR coating |
| Viewfinder Information | ||
| Viewfinder type | None | Optical (pentaprism) |
| Viewfinder coverage | - | 98 percent |
| Viewfinder magnification | - | 0.85x |
| Features | ||
| Minimum shutter speed | 4 secs | 30 secs |
| Fastest shutter speed | 1/2000 secs | 1/4000 secs |
| Continuous shutter rate | 1.0 frames per second | 1.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | - | Yes |
| Set white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | 4.20 m | no built-in flash |
| Flash options | Auto, On, Off, Red-Eye, Fill-in | Auto, On, Off, Red-eye, Slow Sync, Rear Curtain |
| External flash | ||
| AEB | ||
| WB bracketing | ||
| Fastest flash synchronize | - | 1/125 secs |
| 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 file format | MPEG-4, H.264 | - |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | BuiltIn | None |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 215 grams (0.47 lb) | 1480 grams (3.26 lb) |
| Physical dimensions | 100 x 65 x 26mm (3.9" x 2.6" x 1.0") | 156 x 117 x 119mm (6.1" x 4.6" x 4.7") |
| DXO scores | ||
| DXO Overall rating | not tested | 82 |
| DXO Color Depth rating | not tested | 24.6 |
| DXO Dynamic range rating | not tested | 12.6 |
| DXO Low light rating | not tested | 1262 |
| Other | ||
| Battery life | 220 pictures | 800 pictures |
| Battery type | Battery Pack | Battery Pack |
| Battery ID | LI-50B | D-LI90 |
| Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC/SDXC | SD/SDHC |
| Card slots | 1 | Two |
| Pricing at release | $428 | $4,000 |
