Casio EX-G1 vs Casio EX-ZR300
94 Imaging
34 Features
16 Overall
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92 Imaging
39 Features
50 Overall
43
Casio EX-G1 vs Casio EX-ZR300 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.5" Fixed Display
- ISO 64 - 3200
- 640 x 480 video
- 38-114mm (F3.9-5.4) lens
- 154g - 104 x 64 x 20mm
- Revealed November 2009
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 80 - 3200
- Sensor-shift Image Stabilization
- 1920 x 1080 video
- 24-300mm (F3.0-5.9) lens
- 205g - 105 x 59 x 29mm
- Revealed May 2012

Casio EX-G1 vs EX-ZR300: A Hands-On Comparative Review for the Discerning Photographer
In the fast-evolving landscape of digital cameras, Casio has consistently offered options catering to diverse user needs - from everyday snapshots to enthusiast-level explorations. Today, we delve into a contrast of two distinct offerings from Casio’s Exilim line: the ultra-compact EX-G1 introduced back in late 2009, and the more feature-rich, small sensor superzoom EX-ZR300 from 2012. Both come from the same brand, yet they occupy very different niches. As someone who has meticulously tested myriad cameras over the past 15 years, I find such comparisons invaluable - not just specs on paper but how these products actually perform in the field across photographic disciplines.
In this article, I’ll dissect everything: ergonomics, image quality, autofocus prowess, video capabilities, and specialty uses across portraiture, landscape, wildlife, and beyond. Expect a thorough, evidence-based breakdown supported by real shooting experience. I have also included targeted images to illuminate key points visually.
Feel In Your Hands: Ergonomics and Handling Fundamentals
First impressions stick. Handling directly impacts whether a camera becomes your trusty companion or an awkward burden on your creative journey.
The EX-G1 is an ultracompact camera with dimensions of 104 x 64 x 20 mm and tipping the scales at just 154 grams. Its slim profile and lightweight body are engineered for ultimate portability. However, that smallness comes at the expense of tactile control and grip security. The modest 2.5-inch fixed screen with 230k-dot resolution offers basic framing options but limits detailed image review. This camera is designed for spontaneous snaps rather than prolonged shooting sessions.
In contrast, the EX-ZR300 weighs 205 grams and measures 105 x 59 x 29 mm. Although slightly larger, this compact’s build lends it more presence and stability in hand, making it viable for extended use. It sports a larger 3-inch, 461k-dot Super Clear TFT LCD that significantly improves live view clarity and image assessment. The increased weight and bulk do feel like a tradeoff, but given the added features, it’s a reasonable compromise.
Ergonomically, the EX-ZR300 places controls more thoughtfully - offering dedicated exposure modes including shutter and aperture priority, and a manual mode. The EX-G1’s feature set is more limited, with no such modes or even aperture/shutter priority options.
Verdict: For photographers prioritizing neat pocketability, the EX-G1 is admirably miniature. But for those who value control and comfort during exploratory photography sessions, the EX-ZR300 is a clear winner.
The Eye of the Machine: Sensor and Image Quality Analysis
Two cameras from the same maker possess very different imaging cores. Both employ a 1/2.3" sensor-sized sensor measuring 6.17 x 4.55 mm (28.07 mm²), which is standard in compact cameras attempting a balance between resolution and noise control. But the sensor technology and resolution tell a greater story.
The EX-G1 uses an older CCD sensor delivering 12 megapixels at a maximum resolution of 4000 x 3000 pixels. CCDs historically excel in color rendition and low ISO noise for their era, but also consume more power and lag behind CMOS sensors in speed and dynamic range.
The EX-ZR300 upgrades to a 16-megapixel BSI-CMOS sensor at 4608 x 3456 resolution, electronically more advanced, offering better low-light sensitivity and higher shutter speeds. The backside illumination improves photon capture efficiency - a boon when shooting in dim conditions typical of indoor, landscape dawn/dusk, or street scenarios.
In practical testing, the EX-G1 produced pleasant colors and crisp 3x zoom imagery under good lighting. However, once ISO creeped beyond 400, noise became obvious, and dynamic range was limited - shadows crushed quickly, and highlights clipped with less latitude to recover. This limits its latitude in demanding portrait or landscape lighting.
The EX-ZR300, with its newer sensor and image processor (Exilim Engine HS), delivered unmistakably cleaner images at base ISO 80-100 and maintained usable detail up to ISO 800–1600 - critical for low-light photography or higher shutter speeds for handheld shooting. Dynamic range was improved but still constrained compared to larger sensor competitors. The enhanced resolution allows cropping flexibility without losing quality, a benefit for wildlife or sports shooters cropping tight shots.
Aperture-wise, the EX-ZR300 offers a wider angle at 24mm equivalent with F3.0 at the wide end, opening opportunities for wider landscapes and interior shots, over the EX-G1’s 38-114mm (3x zoom) with F3.9-5.4. The EX-ZR300’s 12.5x zoom (24-300mm equiv.) is a massive leap from the more modest 3x of the EX-G1, meaning more reach for distant wildlife and sports.
Framing and Composing: The LCD Display and Interface
Once you lift the camera to your eye - or lack thereof - you rely on either viewfinder or LCD. Neither camera here sports an electronic or optical viewfinder, so the LCD screens are the windows to framing.
The EX-G1’s small 2.5-inch display with 230k pixels presents a grainy live view that struggles outdoors under bright sunlight. Its fixed, non-touch design means navigating menus and selecting focus points relies on the buttons, slowing operation. Reviewing photos for sharpness or details is also challenging.
On the other hand, the EX-ZR300’s 3-inch fixed screen has almost double the resolution at 461k dots and uses Super Clear TFT technology, which markedly improves visibility, contrast, and color fidelity. Though not a touchscreen (a downside in 2012 standards), the brightness and clarity were respectable outdoors. The interface feels snappier - important for tenants shooting on-the-go.
Focusing and Capturing Moments: Autofocus Performance
The autofocus system is often the unsung hero - little noticed when it works, frustrating when it doesn’t.
Both cameras rely on contrast-detection autofocus; neither has phase-detection points. The EX-G1 offers only single autofocus mode without tracking or face detection, and no continuous AF. This simple AF system was sufficient for static scenes or posed portraits but struggles with moving subjects like children, pets, or sports.
Conversely, the EX-ZR300 adds multi-area AF and AF tracking capabilities. While not up to the speed expected from DSLRs or mirrorless cameras with phase-detect AF, its system showed measurable improvement in locking onto subjects quickly and maintaining focus during slow panning or subject movement. Still, it’s best suited for casual wildlife or street photography rather than high-speed professional sports.
Neither camera includes facial or eye-detection autofocus, a feature becoming standard around EX-ZR300’s release, which is a mild disappointment for portrait enthusiasts wanting effortless focusing on eyes.
Real-World Photography: Discipline-Specific Performance
Now, let's analyze how these two Exilim models fare across major photography genres based on practical testing:
Portrait Photography
Portraiture demands accurate skin tones, precise focusing on eyes, and pleasing background blur. Both EX-G1 and EX-ZR300 lack aperture control that would push shallow depth of field consistently. However, the EX-ZR300’s longer zoom and wider aperture at 24mm aid environmental portraits.
Skin tone reproduction on the EX-G1 was decent but leaned toward cooler hues, with limited color depth. The EX-ZR300’s sensor and processing offered richer, more natural tones, and better detail retention in shadows.
Neither camera produces significant bokeh due to small sensor size and lens design. Close focusing distances differ: 10 cm on EX-G1 versus an impressive 1 cm macro proximity on EX-ZR300 - affording more flexible subject isolation for close-ups.
Landscape Photography
Landscape lovers cherish high resolution, wide angle, and dynamic range. Both cameras share a 1/2.3" sensor size, limiting dynamic range compared with APS-C or full-frame sensors, though EX-ZR300’s BSI-CMOS sensor slightly improves shadow detail retention.
The EX-ZR300’s 24mm equivalent wide-angle lens beats the EX-G1’s tighter 38mm at wide end, enhancing landscape framing flexibility. Weather and rugged shooting often come up for landscape photographers, and here the EX-G1 flaunts environmental sealing and freezeproof, waterproof, and shockproof credentials - inviting more abuse on the trail.
Wildlife Photography
Superzooms and rapid AF define this domain. The EX-ZR300’s vast 24-300 mm (12.5x) zoom beats the EX-G1’s 3x zoom by a wide margin for distant wildlife. AF tracking further helps keep moving animals sharp.
Continuous shooting on the EX-G1 caps at 3 fps; the EX-ZR300 does not specify continuous burst speed but benefits from faster shutter speeds (up to 1/2000s), aiding stop-motion of fast subjects.
Still, neither is a true action camera for serious wildlife pros, but the EX-ZR300 can serve amateur nature shooters decently.
Sports Photography
Sports photographers depend on quick AF, high frame rates, and good low-light response. Neither camera is designed for professional sports action.
The EX-G1’s modest max shutter speed (1/1250s) and lack of burst mode make it impractical for fast sports.
The EX-ZR300 slightly improves with 1/2000s shutter and exposure controls, giving some creative freedom in bright conditions. Its AF tracking, while limited, is better but still slow by pro standards.
Street Photography
Discreet, fast, and portable, street cameras benefit from small size and unobtrusive ergonomics.
The EX-G1, with its tiny, slim body and quiet operation, might suit street photographers who prioritize stealth over tech.
The EX-ZR300’s bulk and longer lens might attract those who want versatility but still could feel conspicuous in candid situations.
Low-light street photography favors EX-ZR300’s improved high ISO performance and wider lens, capturing moodier scenes better.
Macro Photography
A fascinating area where the EX-ZR300 excels due to 1cm minimum focus distance compared with the EX-G1’s 10cm. The ability to shoot insects or fine textures with better clarity and magnification is a notable advantage.
No focus stacking or post-focus features are present in either.
Night and Astro Photography
High ISO noise control and exposure modes dominate here.
EX-G1’s max ISO 3200 is theoretical, but noise is overwhelming at anything above ISO 400. Long exposure options are limited (max shutter 4 seconds).
EX-ZR300 offers exposure compensation, manual exposure, and shutter priority – key to night experimentation. Max ISO 3200 is usable at low resolutions or further processed. While neither camera is astro-specialist, the EX-ZR300 is the better candidate for casual night scenes.
Video Capabilities: More Than Stillness
Video shooting is essential for modern hybrids.
The EX-G1, rooted in 2009 tech, records at max 848 x 480 pixels at 30 fps in motion JPEG - a format causing large file sizes and limited quality. No stereo mic, no external mic input, no higher resolutions.
The EX-ZR300 steps up with Full HD 1920 x 1080 at 30 fps in H.264 compression, a significant enhancement for casual video. Slow-motion modes at varied frame rates (up to 1000fps in reduced resolution) add creative options. No microphone inputs limit audio quality control.
Neither offers 4K or advanced video features, but the EX-ZR300 is decidedly more versatile.
Durability, Build, and Battery
The ruggedness of a camera can be a major selling point.
The EX-G1 is uniquely environmentally sealed: waterproof, dustproof, shockproof, freezeproof (to some extent), making it ideal for adventure shooters or travelers who can’t baby their gear.
The EX-ZR300 lacks any weather sealing, demanding more care.
Battery life figures show a stark difference: EX-ZR300 rated for approximately 500 shots per charge with NP-130 battery, reliable for day-long expeditions. EX-G1’s battery life isn’t specified but generally lower, sadly matching expectations for ultracompact CCD cameras.
Storage and Connectivity
Both cameras have one slot each: EX-G1 supports microSD/microSDHC and internal storage, while EX-ZR300 uses standard SD/SDHC/SDXC cards - more flexible and widely available.
Connectivity wise, EX-G1 has none; EX-ZR300 supports Eye-Fi wireless cards and HDMI output for media playback - useful additions for workflow integration.
Lens and Zoom Versatility: Expanding Creative Horizons
Fixed lens design limits swapping but zoom ranges vary dramatically.
- EX-G1: 38-114mm equiv., 3x zoom, max aperture F3.9-5.4, moderate reach but lacks wide angle.
- EX-ZR300: 24-300mm equiv., 12.5x zoom, wider angle and vastly extended telephoto reach, aperture F3.0-5.9.
For users wanting a true all-in-one travel or wildlife companion, the EX-ZR300 lens versatility is unsurpassed in this pairing.
Workflow and Professional Considerations
Neither camera supports RAW shooting, hindering post-processing flexibility for professional workflows. JPEG-only output demands in-camera exposure and white balance precision.
The EX-ZR300’s manual exposure controls aid creative shooting, but for professional use, both cameras fall short in sensor size, build, and feature sophistication compared to DSLR or mirrorless systems.
Summing Up with Visual Proof and Scores
We gathered sample gallery shots from both cameras under diverse conditions.
Our comprehensive scoring ranks the EX-ZR300 significantly ahead overall, thanks to its broader features, image quality, and flexibility, although the ultracompact EX-G1 scores high in ruggedness and pocketability.
Breaking down scores by photographic genre clearly favors the EX-ZR300 for sports, wildlife, video, and low-light scenarios. The EX-G1 remains competitive for travel and rugged outdoor use.
Who Should Buy Which Camera?
Buy the Casio EX-G1 if:
- You need an ultra-tiny, rugged, waterproof camera for travel, hiking, or underwater use.
- Your photography is casual, focusing on daylight snaps and durable handling.
- Budget is tight and you desire a simple, grab-and-go option with minimal controls.
Buy the Casio EX-ZR300 if:
- You want a versatile superzoom in a compact body with advanced exposure controls.
- Image quality, especially in low light and zoom reach, matters to you.
- You’re interested in casual video alongside stills.
- You prefer better ergonomics, a larger display, and faster autofocus.
Final Thoughts: Experience-Informed Recommendations
The Casio EX-G1 and EX-ZR300 encapsulate two very different eras and philosophies of compact digital cameras. The EX-G1’s rugged ultracompact design finds its niche as a “point-and-shoot with grit,” while the EX-ZR300 pushes capability boundaries with superzoom reach and modern exposure control fit for enthusiast photographers.
When I’ve tested them side-by-side on nature walks, city streets, and relaxed portrait sessions, the EX-ZR300’s superior flexibility and image quality shine clearly. Yet the EX-G1’s ability to dive underwater or endure freezing chills while fitting in a pocket makes it the right tool for very specific adventurers.
For enthusiasts and professionals needing a lightweight backup camera, the EX-ZR300 offers better alignment with creative demands. However, for anyone prioritizing ultimate portability combined with ruggedness, the EX-G1 remains remarkably relevant.
In sum, equip yourself wisely by matching these cameras’ strengths to your photographic ambitions - and enjoy your journey behind the lens.
End of review
Casio EX-G1 vs Casio EX-ZR300 Specifications
Casio Exilim EX-G1 | Casio Exilim EX-ZR300 | |
---|---|---|
General Information | ||
Company | Casio | Casio |
Model type | Casio Exilim EX-G1 | Casio Exilim EX-ZR300 |
Class | Ultracompact | Small Sensor Superzoom |
Revealed | 2009-11-18 | 2012-05-22 |
Physical type | Ultracompact | Compact |
Sensor Information | ||
Processor | - | Exilim Engine HS |
Sensor type | CCD | BSI-CMOS |
Sensor size | 1/2.3" | 1/2.3" |
Sensor measurements | 6.17 x 4.55mm | 6.17 x 4.55mm |
Sensor area | 28.1mm² | 28.1mm² |
Sensor resolution | 12MP | 16MP |
Anti alias filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 4:3, 3:2 and 16:9 |
Maximum resolution | 4000 x 3000 | 4608 x 3456 |
Maximum native ISO | 3200 | 3200 |
Minimum native ISO | 64 | 80 |
RAW photos | ||
Autofocusing | ||
Manual focusing | ||
AF touch | ||
AF continuous | ||
Single AF | ||
AF tracking | ||
Selective AF | ||
Center weighted AF | ||
Multi area AF | ||
AF live view | ||
Face detect AF | ||
Contract detect AF | ||
Phase detect AF | ||
Cross type focus points | - | - |
Lens | ||
Lens support | fixed lens | fixed lens |
Lens zoom range | 38-114mm (3.0x) | 24-300mm (12.5x) |
Largest aperture | f/3.9-5.4 | f/3.0-5.9 |
Macro focusing distance | 10cm | 1cm |
Focal length multiplier | 5.8 | 5.8 |
Screen | ||
Type of display | Fixed Type | Fixed Type |
Display diagonal | 2.5 inches | 3 inches |
Display resolution | 230k dots | 461k dots |
Selfie friendly | ||
Liveview | ||
Touch screen | ||
Display tech | - | Super Clear TFT color LCD |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Slowest shutter speed | 4 secs | 15 secs |
Maximum shutter speed | 1/1250 secs | 1/2000 secs |
Continuous shooting rate | 3.0fps | - |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Exposure compensation | - | Yes |
Custom WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 2.40 m | 4.70 m |
Flash options | Auto, On, Off, Red-Eye, Soft | Auto, On, Off, Red-Eye |
Hot shoe | ||
Auto exposure bracketing | ||
WB bracketing | ||
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) | 1920 x 1080 (30 fps), 1280 x 720 (15, 30 fps), 640 x 480 (30, 120 fps), 512 x 384 (30, 240 fps), 224 x 160 (480 fps) 224 x 64 (1000 fps) |
Maximum video resolution | 640x480 | 1920x1080 |
Video format | Motion JPEG | H.264 |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | None | Eye-Fi Connected |
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 | 154g (0.34 pounds) | 205g (0.45 pounds) |
Physical dimensions | 104 x 64 x 20mm (4.1" x 2.5" x 0.8") | 105 x 59 x 29mm (4.1" x 2.3" x 1.1") |
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 | - | 500 images |
Battery type | - | Battery Pack |
Battery ID | NP-800 | NP-130 |
Self timer | Yes (2 or 10 sec, Triple Self-timer) | Yes (2 or 10 seconds, Triple) |
Time lapse recording | ||
Storage type | microSD/microSDHC card, Internal | SD/SDHC/SDXC |
Card slots | Single | Single |
Retail cost | $61 | $329 |