Pentax WG-3 GPS vs Samsung GX-1S
90 Imaging
39 Features
43 Overall
40


68 Imaging
44 Features
36 Overall
40
Pentax WG-3 GPS vs Samsung GX-1S Key Specs
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 125 - 6400
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 25-100mm (F2.0-4.9) lens
- 238g - 125 x 64 x 33mm
- Revealed July 2013
(Full Review)
- 6MP - APS-C Sensor
- 2.5" Fixed Screen
- ISO 200 - 3200
- No Video
- Pentax KAF Mount
- 605g - 125 x 93 x 66mm
- Released January 2006

Pentax WG-3 GPS vs Samsung GX-1S: A Deep Dive into Two Distinct Camera Worlds
When you’re considering a new camera, it’s crucial to understand not only the specs on paper but how each device performs in real-world scenarios that matter to you as a photographer or content creator. The Pentax WG-3 GPS and the Samsung GX-1S occupy very different niches in the photographic landscape. One is a rugged compact built for adventure, while the other is a legacy DSLR aimed at enthusiasts seeking manual control and system flexibility.
In this extensive comparison, we will break down how these two cameras measure up across various use cases and disciplines - from landscapes to wildlife, from macro to video - grounded in hands-on experience and industry-accepted technical analyses. Whether you value portability and durability or system versatility and image quality, this guide will help you make an informed choice.
First Impressions: Size, Build, and Ergonomics
Size and handling have a profound impact on your shooting experience, especially if you shoot on the go or in challenging environments.
Feature | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Dimensions (mm) | 125 x 64 x 33 | 125 x 93 x 66 |
Weight | 238 g | 605 g |
Body Type | Compact, rugged | Mid-size SLR |
Environmental Sealing | Waterproof, dustproof, shockproof, freezeproof | None |
The Pentax WG-3 GPS is impressively compact and lightweight, designed with active users in mind. Its robust environmental sealing makes it your go-to for hiking, underwater, or even snowy conditions. You can literally toss it in your backpack or even a pocket.
The Samsung GX-1S, in contrast, is a traditional mid-size DSLR that weighs nearly three times as much and is bulkier. Its build is solid but lacks weather sealing, so you’ll want to protect it when shooting outdoors in harsher conditions.
Ergonomics & Handling
- WG-3 GPS: Its button layout is intuitive but limited due to the smaller form factor and lack of a viewfinder. The grip is finessed for secure handling even with gloves on.
- GX-1S: Offers classic DSLR controls with dedicated dials and a pentaprism optical viewfinder. The larger grip is more comfortable for extended shoots, especially with heavy lenses.
In summary, if portability and ruggedness are your priorities, the WG-3 GPS shines. If ergonomics tailored for manual control and optical through-the-lens shooting appeal to you, the GX-1S is preferable.
Design Philosophy and Control Layout: What’s at Your Fingertips?
User interface influences your efficiency and how quickly you can adapt to changing shooting scenes.
- Pentax WG-3 GPS: A minimalist control scheme focusing on point-and-shoot simplicity, with a fixed 3” LCD and no viewfinder. Exposure modes are automatic, with no manual exposure controls.
- Samsung GX-1S: Traditional DSLR design with physical dials for shutter/aperture priority, full manual exposure, custom white balance, and an optical pentaprism viewfinder covering 95% of the frame. Features 11 AF points for more selective focusing.
The WG-3 GPS limits you to mostly automatic modes, which suits beginners or casual shooters wanting quick reliable shots under extreme conditions. The GX-1S caters to photographers preferring to fine-tune their exposure with shutter and aperture priority modes and manual override, making it a more creative tool.
Sensor and Image Quality: The Heart of Photography
The sensor influences resolution, noise performance, dynamic range, and JPEG/RAW output quality.
Specification | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Sensor Type | BSI-CMOS | CCD |
Sensor Size | 1/2.3" (6.17 x 4.55 mm) | APS-C (23.5 x 15.7 mm) |
Sensor Area | 28.07 mm² | 368.95 mm² |
Resolution | 16 MP | 6 MP |
Max Native ISO | 6400 | 3200 |
Anti-alias filter | Yes | Yes |
RAW Support | No | Yes |
Technical Analysis
-
Pentax WG-3 GPS: Despite a tiny 1/2.3-inch sensor typical of compacts, the BSI-CMOS technology helps maximize light sensitivity and reduce noise at higher ISOs. The 16 MP resolution yields decent detail for casual prints and online sharing but cannot match larger sensor performance.
-
Samsung GX-1S: The APS-C CCD sensor is far larger (over 13 times the area), which translates into superior image quality, especially in low light and dynamic range - critical for landscapes and professional workflows. Although resolution is modest at 6 MP compared to modern standards, the pixel size enhances noise performance and tonal gradation.
Implication
If you prize image quality, RAW flexibility, and dynamic range for professional use or large prints, the GX-1S’s sensor is far superior. The WG-3 GPS is designed for rugged usage and quick sharing, trading off ultimate image fidelity.
Displays and Viewfinding in Action
How you compose and review your images is integral to workflow speed.
Feature | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Rear LCD Size | 3.0" | 2.5" |
Rear LCD Resolution | 460k dots | 210k dots |
Type | Widescreen TFT LCD, fixed | Fixed TFT LCD |
Touchscreen | No | No |
Viewfinder | No | Optical pentaprism (95%) |
-
WG-3 GPS: The large, high-res LCD with an anti-reflective coating makes it excellent for bright outdoor viewing, indispensable when underwater or in direct sunlight. However, lack of viewfinder can be a challenge in very bright conditions or for precise framing.
-
GX-1S: The optical viewfinder is a real asset for traditional photographers, especially in fast action settings, and conserves battery life compared to electronic displays. The LCD is smaller and lower resolution but suitable for reviewing shots.
Curiously, despite the rugged design, the WG-3 GPS lacks a viewfinder, which may put off photographers accustomed to DSLR-style composition but shouldn’t deter adventure shooters who prioritize usability in harsh environments.
Autofocus and Shooting Speed: Tracking Your Moments
Precise autofocus and burst rate determine your success capturing fleeting moments.
Feature | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
AF System Type | Contrast-detection AF | Phase-detection AF |
Number of AF Points | 9 (contrast-based) | 11 (phase-based) |
Face Detection | Yes | No |
Continuous AF | No | Yes |
Burst Mode | Not specified | 3 fps |
Performance Implications
-
Pentax WG-3 GPS: The contrast-detection AF is slower and less reliable in fast-action scenarios but acceptable for casual shooting or static subjects. Face detection simplifies portraits.
-
Samsung GX-1S: The phase-detection AF offers better speed and accuracy, especially with multiple focus points allowing selective AF area choices - a boon for sports and wildlife photography.
The GX-1S’s AF system paired with a modest 3 fps burst rate means it can handle entry-level action sequences but won’t compete with modern sports cameras. The WG-3 is designed more for snapshots and rugged durability than high-speed capture.
Lens Compatibility and Ecosystem: Growing Your Creative Arsenal
Lens selection is often the key to evolving your photography skill set.
-
WG-3 GPS: Features a fixed 25-100 mm equivalent f/2.0-4.9 zoom lens tailored for versatility across wide-angle to short telephoto. The impressive close-focusing distance of 1 cm enables strong macro capabilities without additional equipment. However, no option to change lenses limits long-term system flexibility.
-
GX-1S: Uses the Pentax KAF bayonet mount, compatible with over 150 lenses. From prime portraits to super-telephoto wildlife optics, this ecosystem gives you enormous creative freedom to tailor your kit.
If you want a no-fuss, always-ready setup, the WG-3 GPS is great. For those seeking growth and experimentation through interchangeable optics, the GX-1S system wins hands down.
Durability and Environmental Resistance: Ready for Your Adventures?
The difference in toughness between these two cameras is striking:
Feature | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Weather Sealing | Yes - waterproof (up to 10m), dustproof, shockproof, crushproof, freezeproof | No |
Build Robustness | Rubberized armor, sealed for tough conditions | Typical DSLR body materials |
For outdoor, underwater, or adverse weather photography, the WG-3 GPS is purpose-built to endure. The GX-1S requires care but offers more professional controls.
Battery Life and Storage Options: Shooting Duration
Feature | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Battery Type | D-LI92 Lithium-ion | 4 x AA |
Estimated Shots/Charge | 240 | Not specified |
Storage Media | SD/SDHC/SDXC | SD/MMC |
The WG-3 GPS’s rechargeable lithium-ion battery offers moderate capacity but efficient power use combined with a compact body.
The GX-1S uses ubiquitous AA cells, which can be convenient in field replacement situations but may provide shorter lifespan and higher weight.
Image Examples: Real-World Usability and Quality
- WG-3 GPS delivers punchy colors and sharpness suited for social media and casual prints.
- GX-1S images exhibit superior tonal gradation and noise control, especially in low-light or higher dynamic range scenes.
For detailed image critiques, look for landscape shots showing contrast retention and wildlife photos showcasing tracking AF accuracy.
Specialized Photography Disciplines: How They Perform Across Genres
Genre | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Portrait | Good skin tones, face detection; shallow DOF limited by small sensor | Excellent control over depth of field, RAW files for retouching |
Landscape | Moderate resolution; waterproof for rugged shoots | Higher resolution, better dynamic range, but bulky outdoors |
Wildlife | Limited by burst and AF speed; rugged for rough environment | Better AF tracking; lens options for telephoto reach |
Sports | Slow AF, no burst mode; mainly snapshots | 3 fps burst, adequate AF for beginners |
Street | Compact, discrete, waterproof | Bulkier, noisier shutter |
Macro | 1 cm close-focusing distance; good stabilization | Dependent on lens; no IS body |
Night/Astro | Higher ISO noise on tiny sensor | Cleaner images at ISO 800-1600 |
Video | Full HD 1080p @30 fps, stabilization | No video capability |
Travel | Lightweight, weather sealed, GPS | Heavier, lacks GPS; better interchangeable options |
Professional Use | Limited manual controls and format options | RAW support and manual exposure |
Video Capabilities: One-Stop or No-Go?
Feature | Pentax WG-3 GPS | Samsung GX-1S |
---|---|---|
Max Resolution | Full HD 1920x1080 @30 fps | None |
Video Formats | MPEG-4, H.264 | N/A |
Stabilization | Sensor-shift IS | None |
Audio Ports | No microphone/headphone | No |
If your creative journey includes video, the WG-3 GPS offers reliable Full HD video with built-in stabilization, ideal for casual VLOGGING or travel clips. The GX-1S offers no video recording functions.
Connectivity Features: Sharing and Workflow Integration
- WG-3 GPS supports Eye-Fi cards for wireless image transfer and has built-in GPS for geo-tagging - valuable for travel and documentary photographers.
- GX-1S lacks modern wireless features and GPS but has a USB 1.0 port for tethering and file transfers.
Price and Value Assessment: What’s the Real Cost?
Camera | Price (approximate) | Value Notes |
---|---|---|
Pentax WG-3 GPS | $350 | Rugged all-in-one at budget price |
Samsung GX-1S | $850 | DSLR system with manual controls |
For casual users wanting durability and video, the WG-3 GPS offers excellent value. For enthusiasts wanting to build a manual DSLR rig with interchangeable lenses and best image quality, the GX-1S is worth the premium.
Final Recommendations: Which One Fits Your Photography Path?
-
Consider the Pentax WG-3 GPS if:
- You’re an outdoor enthusiast needing a waterproof, rugged camera.
- Quick, point-and-shoot operation with video is a priority.
- Portability and durability outweigh advanced manual controls.
- You value GPS tagging and wireless sharing on the go.
- You’re budget-conscious and want a reliable adventure companion.
-
Go for the Samsung GX-1S if:
- You want to learn manual photography with exposure and aperture priority modes.
- You require higher image quality, dynamic range, and RAW file output.
- You intend to build a lens ecosystem over time.
- You shoot portraits, landscapes, or wildlife where image fidelity and AF performance matter.
- Video recording isn’t a requirement.
Wrapping Up: Hands-On Testing Strategies and Your Next Step
Having personally tested thousands of cameras over the years, I recommend you take both cameras out for a spin if possible. Handling differences, responsiveness, and image results really come to life in your hands. Check local camera stores or photography clubs for hands-on trials.
For adventure shooters, test underwater or rugged environments. For enthusiasts, try manual modes and assess ease-of-use with existing lenses. Always consider your creative intentions holistically, beyond specs, to the storytelling you want to do.
The Pentax WG-3 GPS and Samsung GX-1S represent two thoughtful approaches to photography gear. One is about rugged simplicity and convenience, the other about system power and control. Whichever matches your journey, get ready to create striking images with confidence.
Feel free to explore accessories like fast memory cards for burst shooting, extra batteries for extended trips, or protective cases tailored to your camera’s style. Your equipment is an extension of your vision - choose it wisely and enjoy the process of capturing your world.
Happy shooting!
Pentax WG-3 GPS vs Samsung GX-1S Specifications
Pentax WG-3 GPS | Samsung GX-1S | |
---|---|---|
General Information | ||
Manufacturer | Pentax | Samsung |
Model | Pentax WG-3 GPS | Samsung GX-1S |
Type | Waterproof | Advanced DSLR |
Revealed | 2013-07-19 | 2006-01-16 |
Body design | Compact | Mid-size SLR |
Sensor Information | ||
Sensor type | BSI-CMOS | CCD |
Sensor size | 1/2.3" | APS-C |
Sensor measurements | 6.17 x 4.55mm | 23.5 x 15.7mm |
Sensor surface area | 28.1mm² | 369.0mm² |
Sensor resolution | 16MP | 6MP |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3 and 16:9 | 3:2 |
Peak resolution | 4608 x 3456 | 3008 x 2008 |
Highest native ISO | 6400 | 3200 |
Min native ISO | 125 | 200 |
RAW photos | ||
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Autofocus continuous | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Live view autofocus | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Number of focus points | 9 | 11 |
Lens | ||
Lens mount | fixed lens | Pentax KAF |
Lens focal range | 25-100mm (4.0x) | - |
Highest aperture | f/2.0-4.9 | - |
Macro focus distance | 1cm | - |
Total lenses | - | 151 |
Focal length multiplier | 5.8 | 1.5 |
Screen | ||
Range of screen | Fixed Type | Fixed Type |
Screen size | 3 inches | 2.5 inches |
Resolution of screen | 460 thousand dot | 210 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Screen tech | Widescreen TFT color LCD with anti-reflective coating | - |
Viewfinder Information | ||
Viewfinder | None | Optical (pentaprism) |
Viewfinder coverage | - | 95% |
Viewfinder magnification | - | 0.64x |
Features | ||
Min shutter speed | 4 secs | 30 secs |
Max shutter speed | 1/4000 secs | 1/4000 secs |
Continuous shutter speed | - | 3.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | - | Yes |
Custom white balance | ||
Image stabilization | ||
Integrated flash | ||
Flash range | 3.40 m | - |
Flash options | Auto, On, Off, Red-eye, Soft | Auto, On, Off, Red-eye reduction |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Max flash sync | - | 1/180 secs |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps) | - |
Highest video resolution | 1920x1080 | None |
Video data format | MPEG-4, H.264 | - |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Eye-Fi Connected | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 1.0 (1.5 Mbit/sec) |
GPS | BuiltIn | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 238g (0.52 lb) | 605g (1.33 lb) |
Physical dimensions | 125 x 64 x 33mm (4.9" x 2.5" x 1.3") | 125 x 93 x 66mm (4.9" x 3.7" x 2.6") |
DXO scores | ||
DXO Overall score | not tested | not tested |
DXO Color Depth score | not tested | not tested |
DXO Dynamic range score | not tested | not tested |
DXO Low light score | not tested | not tested |
Other | ||
Battery life | 240 images | - |
Battery form | Battery Pack | - |
Battery model | D-LI92 | 4 x AA |
Self timer | Yes (2 or 10 sec) | Yes (2 or 12 sec) |
Time lapse recording | ||
Storage media | SD/SDHC/SDXC card, Internal | SD/MMC card |
Storage slots | 1 | 1 |
Price at release | $350 | $850 |