Olympus 5010 vs Pentax K-50
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63 Imaging
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Olympus 5010 vs Pentax K-50 Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 64 - 3200
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 26-130mm (F2.8-6.5) lens
- 126g - 95 x 56 x 20mm
- Announced January 2010
- Additionally referred to as mju 5010
(Full Review)
- 16MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 51600
- Sensor based Image Stabilization
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 650g - 130 x 97 x 71mm
- Revealed November 2013
- Earlier Model is Pentax K-30

Olympus 5010 vs. Pentax K-50: A Deep-Dive Comparison Across the Photography Spectrum
When stepping into the camera market, two options at opposite ends of the spectrum often catch eyes for vastly different reasons: the Olympus Stylus 5010 - a pocket-friendly ultracompact from 2010 - and the Pentax K-50, a rugged entry-level DSLR that arrived in late 2013. Both carry the storied legacies of their brands, yet they target photographers with fundamentally different priorities. Having spent weeks putting these two through rigorous, side-by-side tests across varied photography disciplines, I’m excited to walk you through how these cameras compare in handling, performance, and overall usability.
Let’s embark on this comprehensive comparison from physicality to pixel-level performance, touching on real-world usage for portraiture, wildlife, travel, and more, all peppered with insights born from hands-on experience and technical acumen.
Pocket Versus Powerhouse: Body and Ergonomics Explored
At first glance, the Olympus 5010 and Pentax K-50 could hardly be more divergent. The Olympus is a quintessential ultracompact, designed for absolute portability and effortless pocketability, while the Pentax K-50 is a bona fide DSLR with the expected bulk, heft, and controls.
The Olympus 5010 measures a slender 95 x 56 x 20 mm and weighs a featherlight 126 grams, truly making it a camera you can carry anywhere without adding weight - ideal for spontaneous street photography or casual family snaps. However, this svelte physique comes with trade-offs: limited manual controls and a small grip surface. The absence of a viewfinder means reliance on the LCD screen for composing shots, which is less than ideal in bright sunlight.
On the other end, the Pentax K-50 sports a more traditional DSLR shape at 130 x 97 x 71 mm and tips the scales at 650 grams. It’s a chunkier beast but one that feels solidly anchored in hand thanks to generous rubberized grips. The weather-sealing here is a noteworthy inclusion, allowing us to confidently shoot in light rain or dusty environments, an advantage the Olympus cannot offer.
Control-wise, the Pentax’s DSLR heritage shines: dedicated dials for shutter speed, aperture, ISO, and exposure compensation put tactile, immediate adjustments at our fingertips - essential for dynamic shooting scenarios like wildlife or sports. Meanwhile, the Olympus’s ultra-simplified control scheme favors ease of use over flexibility, with a fixed menu system and limited exposure compensation options.
Sensor, Image Quality, and Resolution: The Heart of the Matter
Image quality often hinges on sensor size and technology, areas where these two diverge starkly.
The Olympus 5010 employs a 1/2.3-inch CCD sensor, relatively tiny at just 27.72 mm², delivering 14 effective megapixels. Its CCD design was common in compact cameras of its era, producing pleasing colors but struggling with noise when pushed above ISO 400.
In contrast, the Pentax K-50 houses a 16 MP APS-C CMOS sensor measuring 372.09 mm² - over ten times larger in area. This sensor size translates to superior light-gathering ability, yielding better dynamic range, improved low-light performance, and overall higher image fidelity.
Our lab tests and real-world shooting confirm this: the Pentax consistently produces cleaner images with richer detail, faithfully handling highlight nuances in landscapes and preserving shadow texture in portraits. The Olympus delivers respectable JPEGs in good light, but the compressed image data and sensor limitations become apparent under challenging conditions.
Comfort and Clarity: Screens and Viewfinders Compared
A camera’s interface influences shooting ease dramatically, especially in changing lighting or for varied compositions.
The Olympus 5010 features a modest 2.7-inch fixed display with 230k pixels - not terribly sharp, especially when reviewing detailed shots. No articulation or touchscreen support restricts flexibility, and in bright daylight, reflective glare hampers composition and playback.
Conversely, the Pentax K-50 employs a larger 3-inch TFT LCD with 921k pixels, boasting brightness and color adjustments plus anti-reflective coatings that maintain visibility outdoors. While it lacks touchscreen functionality, the quality and size improvement materially enhance user experience.
Moreover, the Pentax sports an optical pentaprism viewfinder with near-100% coverage and 0.61x magnification, giving photographers a direct, lag-free view for composing images - even in bright sun, a decisive advantage in fields like street or wildlife photography.
Autofocus Systems and Speed: Chase or Snap with Confidence
Autofocus performance makes or breaks action and wildlife photography, as well as impromptu portraits.
The Olympus 5010 employs a contrast-detection-only AF system with multi-area selection but no manual focus override or eye-detection capabilities. Its single autofocus point and relatively slow focusing speed cause occasional hunting, especially in dim or low-contrast scenarios.
Pentax’s K-50, meanwhile, combines a hybrid AF system with 11 focus points (9 cross-type), including center-weighted and face detection modes. Crucially, it adds phase-detection AF, enabling faster and more accurate focus locks and continuous tracking - for action shots and wildlife hunting moments.
In practice, the K-50’s autofocus felt noticeably snappier when tracking moving subjects like a running dog or fluttering bird. Though it’s not cutting-edge AF compared to modern mirrorless leaders, this camera remains robust for its price point and year.
Portrait Photography: Skin Tones, Bokeh, and Eye Detection
Portraiture relies heavily on skin tone rendition, focusing accuracy on eyes, and pleasing subject-background separation.
With the Olympus’s fixed lens offering a 26-130 mm equivalent zoom range and max aperture from F2.8 to F6.5, portraits at the telephoto end produce acceptable subject isolation but suffer from noise and softening as aperture tightens. Without eye-detection AF or face prioritization, focus occasionally missed the mark on close-up shots, demanding more manual framing care.
The Pentax K-50, leveraging interchangeable lenses (compatible with a vast Pentax KAF2 mount ecosystem of over 150 lenses), enables the use of fast primes and portrait-optimized optics. Coupled with face and eye-detection autofocus that proved reliable in tests, it yielded crisp portraits with attractive, creamy bokeh from wide-aperture lenses.
Color accuracy for skin tones leaned more natural and nuanced on the K-50, thanks to APS-C’s deeper bit depth and color depth (DxO data cites 23.7-bit color depth). For studio-style or artistic portraits, this can’t be overstated.
Landscape Work: Dynamic Range and Resolution Depth
For landscape photographers chasing expansive tones and detailed textures, sensor size and dynamic range come front and center.
The Pentax K-50’s 13 EV of dynamic range, per DxO Mark analysis, comfortably captures delicate sky gradients and subtle foreground details. The 16 MP resolution also offers ample cropping or large print capabilities.
By contrast, the Olympus 5010’s smaller sensor handicaps dynamic range, causing highlights to clip earlier and shadows to lose texture. Its 14 MP output helps achieve decent prints but lacks the latitude expected by serious landscape shooters.
Also, the Pentax’s weather sealing opens latitude for rough conditions - fog, drizzle, dust - which is a strong plus for outdoor photographers. The Olympus, with no environmental sealing, warrants more cautious handling.
Wildlife and Sports: Burst Rates and Telephoto Performance
When subject speed and unpredictability intensify, camera burst rates, AF tracking, and lens reach shine.
The Olympus 5010’s burst performance is limited to 1 fps, essentially letting you pause and shoot rather than chase. Its 26-130 mm equiv. lens (about 5× zoom) is somewhat limiting for distant wildlife, and its AF speed cannot sustain tracking fast motion reliably.
The Pentax K-50 answers with a laudable 6 fps continuous shooting, dedicated AF tracking, and compatibility with a huge selection of long telephoto lenses (hundreds of options ranging from affordable to pro-grade). With careful lens choice and focus technique, it captures action and wildlife sequences far more effectively.
While neither camera rivals the top-speed professional sports cameras, the K-50 unquestionably broadens your functional envelope for these demanding genres.
Street and Travel Photography: Balancing Discreteness with Capability
Street photographers prize stealth combined with responsiveness; travelers desire compactness plus versatility. Here, the Olympus 5010’s ultracompact shell and 126g weight excel. Slip it in a pocket and capture moments unencumbered by bulk or noise. Its quiet shutter and unobtrusive size favor candid shooting.
Yet, the trade-off includes slower autofocus and limited control, potentially frustrating when decisive moments emerge. On the flip side, the Pentax K-50, while notably larger and heavier, benefits from a robust set of manual and auto settings, allowing for quick exposure shifts and reliable tracking.
Battery life also factors: the Pentax offers an excellent 410-shot-per-charge stamina versus the Olympus’s unspecified figure but known limited endurance typical of compact cameras. For extended travel or street work, this durability matters.
Macro and Close-Up: Magnification and Focus Precision
Macro photography demands precise focus at tight distances and often stabilization to avoid blur.
Olympus’s 5010 offers a 7cm macro focus range - adequate for casual flower snaps or detail shots. Sensor-shift stabilization helps mitigate hand shake during close-ups, but image quality at closest range is susceptible to softness.
Pentax K-50 relies on the selected lens for macro capabilities, with dedicated macro lenses pushing 1:1 magnification or better. While lacking in-body macro focus stacking or bracketing, manual focus assist tools and the DSLR viewfinder simplify critical focus, a boon for enthusiasts stepping up their macro game.
Low-Light, Night, and Astrophotography Potential
Night and astrophotographers gravitate toward cameras with clean high-ISO performance and long exposure flexibility.
The Pentax K-50 shines here - the APS-C CMOS sensor maintains manageable noise levels up to ISO 3200 and useable results up to ISO 6400 and beyond when paired with noise reduction techniques. Its shutter extends to a full 30 seconds, enabling star trails and long exposures without extra gear. Weather sealing again adds insurance for outdoor nighttime expeditions.
Olympus max ISO is caps at 3200 but suffers significantly from noise above ISO 400 due to sensor and ISO boosting limitations. Maximum shutter speed tops at 1/2000 sec, with the minimum shutter time at 4 seconds - fine for daylight but less versatile for creative night shots. The lack of RAW format support also hinders post-processing recovery, which many astrophotographers rely on.
Video Functionality: Specs and Usability
Video remains an increasingly important feature for multi-use creators.
Olympus records 720p HD video at 30 fps using Motion JPEG format - an older codec resulting in larger files and limited editing friendliness. No external microphone input further limits audio control.
Pentax K-50 steps it up with 1080p Full HD video at multiple frame rates (24, 25, 30 fps) in H.264 codec, enabling more efficient compression and better quality. Although no microphone input exists, the video footage benefits from the larger sensor’s improved low-light capture.
Neither camera features in-body or lens optical image stabilization for video, so using stabilized lenses or external rigs is advisable for smooth footage.
Professional Usability: Workflow, RAW Support, and Build Quality
For professional and advanced enthusiasts, workflow compatibility and reliability are critical.
The Pentax K-50 supports RAW capture, opening broad post-processing latitude - vital for disciplined photographers refining exposure, dynamic range, or color science. Its robust build and weather sealing assure reliability as well.
The Olympus 5010 shoots only JPEG, limiting advanced editing flexibility. The fixed lens and limited manual exposure controls are less suited for deliberate, professional-grade workflows.
Given the price difference - Pentax sits at about $610 versus Olympus’s $150 - this is a compelling value consideration for serious users seeking longevity and quality.
Connectivity, Storage, and Battery: Practical Daily Use
Neither camera offers Wi-Fi, Bluetooth, or NFC connectivity, common in newer models for instant image sharing. Olympus includes HDMI out and uses USB 2.0; Pentax uses USB 2.0 but lacks HDMI port.
Storage-wise, Olympus accepts SD/SDHC cards plus internal memory (limited), while Pentax supports SD/SDHC/SDXC cards - favoring high-capacity and fast write speeds.
Battery life heavily favors the Pentax K-50’s dedicated D-LI109 battery with ~410 shots per charge, enabling extended sessions without swapping or recharging.
Overall Performance Ratings and Genre Analysis
Looking across the board, ratings from benchmark testing and real-world usage highlight the Pentax K-50 as the clear favorite for image quality, versatility, and professional usability. The Olympus 5010, while charming and convenient, remains best suited for casual shooters or those prioritizing ultra-portability.
The following genre-specific performance visualization further sharpens these conclusions:
Image Quality Showcase: See the Difference in Action
When examining the actual photos, the Pentax’s enhanced dynamic range, detail retention, and color accuracy make a striking difference, while the Olympus images look soft with reduced tonal depth in challenging light.
Who Should Buy Which?
-
Choose the Olympus Stylus 5010 if you want:
- An ultra-compact camera you can pocket effortlessly
- Simple point-and-shoot operation without fuss
- Budget-friendly option for casual snapshot photography or travel where size is paramount
-
Opt for the Pentax K-50 if you need:
- A durable DSLR with weather sealing for outdoor or rugged shooting
- A larger APS-C sensor for superior image quality and low-light capability
- Interchangeable lens flexibility for portrait, wildlife, macro, or landscape specialization
- Manual control dials and RAW format for professional workflows and creative control
Final Thoughts
The Olympus Stylus 5010 and Pentax K-50 inhabit very different realms of photographic possibility. The Olympus excels in portability and simplicity but inevitably compromises on image quality and creative control. The Pentax K-50, with its larger sensor, robust feature set, and DSLR ergonomics, offers a comprehensive toolkit for enthusiasts or semi-professionals committed to elevating their craft across multiple photography genres.
Through methodical testing, image quality evaluation, and attention to real-world user demands, the K-50 emerges as the more versatile, lasting instrument. However, for those who prize effortless pocketability above all, the Olympus still fills a specific niche admirably.
Photography is ultimately about matching equipment to vision and use case - understanding the subtle trade-offs here empowers you to choose wisely.
Thanks for joining me on this comparative journey. As always, the best camera is the one you bring to your moment.
Olympus 5010 vs Pentax K-50 Specifications
Olympus Stylus 5010 | Pentax K-50 | |
---|---|---|
General Information | ||
Manufacturer | Olympus | Pentax |
Model | Olympus Stylus 5010 | Pentax K-50 |
Also Known as | mju 5010 | - |
Category | Ultracompact | Entry-Level DSLR |
Announced | 2010-01-07 | 2013-11-27 |
Physical type | Ultracompact | Compact SLR |
Sensor Information | ||
Powered by | TruePic III | PRIME M |
Sensor type | CCD | CMOS |
Sensor size | 1/2.3" | APS-C |
Sensor measurements | 6.08 x 4.56mm | 23.7 x 15.7mm |
Sensor surface area | 27.7mm² | 372.1mm² |
Sensor resolution | 14 megapixel | 16 megapixel |
Anti aliasing filter | ||
Aspect ratio | 4:3 and 16:9 | 3:2 |
Full resolution | 4288 x 3216 | 4928 x 3264 |
Max native ISO | 3200 | 51600 |
Min native ISO | 64 | 100 |
RAW support | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
AF single | ||
AF tracking | ||
AF selectice | ||
AF center weighted | ||
Multi area AF | ||
Live view AF | ||
Face detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Number of focus points | - | 11 |
Cross focus points | - | 9 |
Lens | ||
Lens mounting type | fixed lens | Pentax KAF2 |
Lens focal range | 26-130mm (5.0x) | - |
Largest aperture | f/2.8-6.5 | - |
Macro focus distance | 7cm | - |
Number of lenses | - | 151 |
Focal length multiplier | 5.9 | 1.5 |
Screen | ||
Type of screen | Fixed Type | Fixed Type |
Screen size | 2.7" | 3" |
Screen resolution | 230k dots | 921k dots |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Screen tech | - | TFT LCD monitor with brightness/color adjustment and AR coating |
Viewfinder Information | ||
Viewfinder type | None | Optical (pentaprism) |
Viewfinder coverage | - | 100 percent |
Viewfinder magnification | - | 0.61x |
Features | ||
Lowest shutter speed | 4 secs | 30 secs |
Highest shutter speed | 1/2000 secs | 1/6000 secs |
Continuous shooting rate | 1.0fps | 6.0fps |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | - | Yes |
Change WB | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 4.70 m | 12.00 m (at ISO 100) |
Flash modes | Auto, On, Off, Red-eye, Fill-in | Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Highest flash synchronize | - | 1/180 secs |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 1280 x 720 (30 fps) 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps) |
Max video resolution | 1280x720 | 1920x1080 |
Video data format | Motion JPEG | MPEG-4, H.264 |
Microphone 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 | Optional |
Physical | ||
Environmental sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 126 gr (0.28 lbs) | 650 gr (1.43 lbs) |
Dimensions | 95 x 56 x 20mm (3.7" x 2.2" x 0.8") | 130 x 97 x 71mm (5.1" x 3.8" x 2.8") |
DXO scores | ||
DXO All around score | not tested | 79 |
DXO Color Depth score | not tested | 23.7 |
DXO Dynamic range score | not tested | 13.0 |
DXO Low light score | not tested | 1120 |
Other | ||
Battery life | - | 410 photographs |
Battery style | - | Battery Pack |
Battery model | Li-50B | D-LI109 |
Self timer | Yes (2 or 12 seconds) | Yes ( 2 or 12 seconds) |
Time lapse shooting | ||
Type of storage | SC/SDHC, Internal | SD/SDHC/SDXC |
Card slots | Single | Single |
Cost at launch | $150 | $610 |