Olympus TG-820 iHS vs Sigma DP1 Merrill
92 Imaging
35 Features
37 Overall
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82 Imaging
55 Features
30 Overall
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Olympus TG-820 iHS vs Sigma DP1 Merrill Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 100 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 28-140mm (F3.9-5.9) lens
- 206g - 101 x 65 x 26mm
- Launched February 2012
(Full Review)
- 15MP - APS-C Sensor
- " Fixed Display
- ISO 100 - 6400
- 640 x 480 video
- ()mm (F2.8) lens
- 330g - 122 x 67 x 64mm
- Launched February 2012
- New Model is Sigma DP2 Merrill

Olympus TG-820 iHS vs Sigma DP1 Merrill Overview
Below, we are analyzing the Olympus TG-820 iHS and Sigma DP1 Merrill, former is a Waterproof while the other is a Large Sensor Compact by manufacturers Olympus and Sigma. The resolution of the TG-820 iHS (12MP) and the DP1 Merrill (15MP) is fairly similar but the TG-820 iHS (1/2.3") and DP1 Merrill (APS-C) come with totally different sensor sizes.

The TG-820 iHS was revealed within a month of the DP1 Merrill so they are of a similar age. Each of these cameras come with different body type with the Olympus TG-820 iHS being a Compact camera and the Sigma DP1 Merrill being a Large Sensor Compact camera.
Before delving through a step-by-step comparison, below is a quick introduction of how the TG-820 iHS grades vs the DP1 Merrill in regards to portability, imaging, features and an overall score.

Olympus TG-820 iHS vs Sigma DP1 Merrill Gallery
The following is a sample of the gallery pictures for Olympus TG-820 iHS & Sigma DP1 Merrill. The full galleries are viewable at Olympus TG-820 iHS Gallery & Sigma DP1 Merrill Gallery.
Reasons to pick Olympus TG-820 iHS over the Sigma DP1 Merrill
TG-820 iHS | DP1 Merrill | |||
---|---|---|---|---|
Display dimension | 3" | ![]() | " | Larger display (+3") |
Display resolution | 1030k | ![]() | 920k | Crisper display (+110k dot) |
Reasons to pick Sigma DP1 Merrill over the Olympus TG-820 iHS
DP1 Merrill | TG-820 iHS | |||
---|---|---|---|---|
Focus manually | ![]() | Dial precise focus |
Common features in the Olympus TG-820 iHS and Sigma DP1 Merrill
TG-820 iHS | DP1 Merrill | |||
---|---|---|---|---|
Launched | February 2012 | ![]() | February 2012 | Similar age |
Display type | Fixed | ![]() | Fixed | Fixed display |
Selfie screen | ![]() | Neither contains selfie screen | ||
Touch friendly display | ![]() | Neither contains Touch friendly display |
Olympus TG-820 iHS vs Sigma DP1 Merrill Physical Comparison
If you're intending to carry around your camera, you will want to factor in its weight and size. The Olympus TG-820 iHS has got physical dimensions of 101mm x 65mm x 26mm (4.0" x 2.6" x 1.0") having a weight of 206 grams (0.45 lbs) whilst the Sigma DP1 Merrill has specifications of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") and a weight of 330 grams (0.73 lbs).
Compare the Olympus TG-820 iHS and Sigma DP1 Merrill in our brand new Camera & Lens Size Comparison Tool.
Always remember, the weight of an ILC will differ depending on the lens you choose at that time. Following is the front view scale comparison of the TG-820 iHS versus the DP1 Merrill.

Looking at size and weight, the portability rating of the TG-820 iHS and DP1 Merrill is 92 and 82 respectively.

Olympus TG-820 iHS vs Sigma DP1 Merrill Sensor Comparison
Oftentimes, its tough to envision the gap between sensor sizes only by reading a spec sheet. The picture below will provide you a much better sense of the sensor sizes in the TG-820 iHS and DP1 Merrill.
Clearly, both cameras have got different megapixels and different sensor sizes. The TG-820 iHS with its tinier sensor will make getting shallower depth of field harder and the Sigma DP1 Merrill will offer extra detail because of its extra 3 Megapixels. Greater resolution will also help you crop photos much more aggressively.

Olympus TG-820 iHS vs Sigma DP1 Merrill Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus TG-820 iHS vs Sigma DP1 Merrill Specifications
Olympus TG-820 iHS | Sigma DP1 Merrill | |
---|---|---|
General Information | ||
Brand Name | Olympus | Sigma |
Model type | Olympus TG-820 iHS | Sigma DP1 Merrill |
Type | Waterproof | Large Sensor Compact |
Launched | 2012-02-08 | 2012-02-08 |
Physical type | Compact | Large Sensor Compact |
Sensor Information | ||
Chip | TruePic VI | Dual TRUE II engine |
Sensor type | CMOS | CMOS (Foveon X3) |
Sensor size | 1/2.3" | APS-C |
Sensor dimensions | 6.17 x 4.55mm | 24 x 16mm |
Sensor area | 28.1mm² | 384.0mm² |
Sensor resolution | 12 megapixels | 15 megapixels |
Anti alias filter | ||
Full resolution | 3968 x 2976 | 4704 x 3136 |
Max native ISO | 6400 | 6400 |
Lowest native ISO | 100 | 100 |
RAW pictures | ||
Autofocusing | ||
Manual focusing | ||
AF touch | ||
Continuous AF | ||
AF single | ||
AF tracking | ||
Selective AF | ||
AF center weighted | ||
AF multi area | ||
AF live view | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Lens | ||
Lens mount type | fixed lens | fixed lens |
Lens zoom range | 28-140mm (5.0x) | () |
Maximum aperture | f/3.9-5.9 | f/2.8 |
Macro focusing range | 1cm | - |
Focal length multiplier | 5.8 | 1.5 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display size | 3" | - |
Resolution of display | 1,030 thousand dots | 920 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Display technology | HyperCrystal III TFT Color LCD | - |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Slowest shutter speed | 4 seconds | - |
Maximum shutter speed | 1/2000 seconds | - |
Continuous shooting rate | 5.0 frames per second | - |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | - | Yes |
Change WB | ||
Image stabilization | ||
Built-in flash | ||
Flash distance | 3.50 m | no built-in flash |
Flash settings | Auto, On, Off, Red-Eye, Fill-in | no built-in flash |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30 fps)1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) | 640 x 480 |
Max video resolution | 1920x1080 | 640x480 |
Video format | MPEG-4, H.264 | Motion JPEG |
Mic support | ||
Headphone support | ||
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 sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 206 grams (0.45 pounds) | 330 grams (0.73 pounds) |
Dimensions | 101 x 65 x 26mm (4.0" x 2.6" x 1.0") | 122 x 67 x 64mm (4.8" x 2.6" x 2.5") |
DXO scores | ||
DXO All around rating | not tested | not tested |
DXO Color Depth rating | not tested | not tested |
DXO Dynamic range rating | not tested | not tested |
DXO Low light rating | not tested | not tested |
Other | ||
Battery life | 220 images | - |
Form of battery | Battery Pack | - |
Battery ID | LI-50B | - |
Self timer | Yes (2 or 12 sec, pet auto shutter) | - |
Time lapse feature | ||
Storage type | SD/SDHC/SDXC | - |
Card slots | Single | Single |
Retail cost | $500 | $1,250 |