Olympus E-620 vs Pentax K-01
71 Imaging
47 Features
50 Overall
48


76 Imaging
57 Features
68 Overall
61
Olympus E-620 vs Pentax K-01 Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 2.7" Fully Articulated Screen
- ISO 100 - 3200
- Sensor based Image Stabilization
- No Video
- Micro Four Thirds Mount
- 500g - 130 x 94 x 60mm
- Introduced July 2009
(Full Review)
- 16MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 12800 (Boost to 25600)
- Sensor based Image Stabilization
- 1920 x 1080 video
- Pentax KAF2 Mount
- 561g - 122 x 79 x 58mm
- Revealed May 2012

Olympus E-620 vs Pentax K-01 Overview
Below is a thorough comparison of the Olympus E-620 versus Pentax K-01, former being a Entry-Level DSLR while the other is a Entry-Level Mirrorless by companies Olympus and Pentax. There exists a sizable gap between the image resolutions of the E-620 (12MP) and K-01 (16MP) and the E-620 (Four Thirds) and K-01 (APS-C) come with totally different sensor size.

The E-620 was announced 3 years prior to the K-01 and that is quite a significant difference as far as technology is concerned. Each of these cameras offer different body type with the Olympus E-620 being a Compact SLR camera and the Pentax K-01 being a SLR-style mirrorless camera.
Before we go in to a detailed comparison, below is a quick summary of how the E-620 grades versus the K-01 with respect to portability, imaging, features and an overall grade.

Olympus E-620 vs Pentax K-01 Gallery
Following is a sample of the gallery pictures for Olympus E-620 & Pentax K-01. The whole galleries are available at Olympus E-620 Gallery & Pentax K-01 Gallery.
Reasons to pick Olympus E-620 over the Pentax K-01
E-620 | K-01 | |||
---|---|---|---|---|
Display type | Fully Articulated | ![]() | Fixed | Fully Articulating display |
Selfie screen | ![]() | Easy selfies |
Reasons to pick Pentax K-01 over the Olympus E-620
K-01 | E-620 | |||
---|---|---|---|---|
Revealed | May 2012 | ![]() | July 2009 | More recent by 35 months |
Display sizing | 3" | ![]() | 2.7" | Larger display (+0.3") |
Display resolution | 921k | ![]() | 230k | Sharper display (+691k dot) |
Common features in the Olympus E-620 and Pentax K-01
E-620 | K-01 | |||
---|---|---|---|---|
Focus manually | ![]() | Very accurate focus | ||
Touch display | ![]() | Lack of Touch display |
Olympus E-620 vs Pentax K-01 Physical Comparison
For those who are going to lug around your camera often, you will need to think about its weight and size. The Olympus E-620 has got outer measurements of 130mm x 94mm x 60mm (5.1" x 3.7" x 2.4") having a weight of 500 grams (1.10 lbs) whilst the Pentax K-01 has specifications of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") having a weight of 561 grams (1.24 lbs).
Take a look at the Olympus E-620 versus Pentax K-01 in our newest Camera & Lens Size Comparison Tool.
Always remember, the weight of an ILC will change dependant on the lens you have chosen during that time. Following is the front view size comparison of the E-620 against the K-01.

Using dimensions and weight, the portability grade of the E-620 and K-01 is 71 and 76 respectively.

Olympus E-620 vs Pentax K-01 Sensor Comparison
Quite often, it's hard to visualise the gap between sensor measurements only by going over technical specs. The graphic underneath should offer you a greater sense of the sensor sizing in the E-620 and K-01.
As you have seen, both cameras offer different megapixels and different sensor measurements. The E-620 using its tinier sensor will make getting shallow DOF more difficult and the Pentax K-01 will offer you greater detail with its extra 4MP. Greater resolution can also enable you to crop photos a little more aggressively. The older E-620 is going to be behind when it comes to sensor innovation.

Olympus E-620 vs Pentax K-01 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-620 vs Pentax K-01 Specifications
Olympus E-620 | Pentax K-01 | |
---|---|---|
General Information | ||
Manufacturer | Olympus | Pentax |
Model type | Olympus E-620 | Pentax K-01 |
Category | Entry-Level DSLR | Entry-Level Mirrorless |
Introduced | 2009-07-06 | 2012-05-30 |
Body design | Compact SLR | SLR-style mirrorless |
Sensor Information | ||
Processor Chip | TruePic III+ | - |
Sensor type | CMOS | CMOS |
Sensor size | Four Thirds | APS-C |
Sensor dimensions | 17.3 x 13mm | 23.7 x 15.7mm |
Sensor surface area | 224.9mm² | 372.1mm² |
Sensor resolution | 12 megapixel | 16 megapixel |
Anti alias filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 1:1, 4:3, 3:2 and 16:9 |
Max resolution | 4032 x 3024 | 4928 x 3264 |
Max native ISO | 3200 | 12800 |
Max enhanced ISO | - | 25600 |
Lowest native ISO | 100 | 100 |
RAW data | ||
Autofocusing | ||
Manual focusing | ||
Touch focus | ||
Continuous AF | ||
Single AF | ||
Tracking AF | ||
AF selectice | ||
AF center weighted | ||
AF multi area | ||
Live view AF | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Total focus points | 7 | 81 |
Lens | ||
Lens mount type | Micro Four Thirds | Pentax KAF2 |
Total lenses | 45 | 151 |
Crop factor | 2.1 | 1.5 |
Screen | ||
Range of screen | Fully Articulated | Fixed Type |
Screen sizing | 2.7" | 3" |
Screen resolution | 230 thousand dot | 921 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Screen technology | HyperCrystal LCD | TFT LCD monitor |
Viewfinder Information | ||
Viewfinder | Optical (pentamirror) | None |
Viewfinder coverage | 95% | - |
Viewfinder magnification | 0.48x | - |
Features | ||
Minimum shutter speed | 60s | 30s |
Fastest shutter speed | 1/4000s | 1/4000s |
Continuous shutter speed | 4.0fps | 6.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 12.00 m | 12.00 m (at ISO 100) |
Flash modes | Auto, On, Off, Red-Eye, Slow Sync, Front curtain, Rear curtain, Fill-in, Manual | Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Fastest flash sync | 1/180s | 1/180s |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | - | 1920 x 1080 (30, 25, 24 fps),1280 x 720 (60, 50, 30, 25, 24 fps), 640 x 480 (30, 25, 24 fps) |
Max video resolution | None | 1920x1080 |
Video file format | - | MPEG-4, H.264 |
Mic input | ||
Headphone input | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 500g (1.10 lb) | 561g (1.24 lb) |
Dimensions | 130 x 94 x 60mm (5.1" x 3.7" x 2.4") | 122 x 79 x 58mm (4.8" x 3.1" x 2.3") |
DXO scores | ||
DXO Overall rating | 55 | 79 |
DXO Color Depth rating | 21.3 | 23.7 |
DXO Dynamic range rating | 10.3 | 12.9 |
DXO Low light rating | 536 | 1135 |
Other | ||
Battery life | 500 shots | 540 shots |
Battery format | Battery Pack | Battery Pack |
Battery ID | BLS-1 | D-LI90 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 12 sec) |
Time lapse shooting | ||
Storage media | Compact Flash (Type I or II), xD Picture Card | SD/SDHC/SDXC |
Storage slots | Single | Single |
Pricing at release | $799 | $899 |