In depth comparison and review of Pentax K-S1 and Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S.. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.
| DESIGN AND DIMENSIONS | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Product Type | Digital camera - 1080p - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
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| Lens Included | Body only | 24-105mm F4 Macro O.I.S. lens |
| Height | 9.3 cm | 11 cm |
| Width | 12 cm | 14.89 cm |
| Depth | 7 cm | 9.67 cm |
| Weight | 485 g | 898 g |
| Weight Details | - | Camera body only: 898 g Camera with battery and memory card: 1.016 kg |
| Body Material | - | Magnesium alloy |
| Enclosure Colour | White | Black | - |
| Protection | - | Splashproof, freezeproof, dust-resistant |
| Optical Zoom | - | 4.4x |
| SENSOR | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Sensor Resolution | 20.12 Megapixel | 43.7 Megapixel |
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| Optical Sensor Type | CMOS | CMOS |
| Total Pixels | 20,420,000 pixels | 50,440,000 pixels |
| Effective Sensor Resolution | 20,120,000 pixels | 43,700,000 pixels |
| Optical Sensor Size | APS-C (23.5 x 15.6 mm) | Full Frame (36 x 24 mm) |
| Frame Rate (Max Resolution) | - | 60 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Special Protect (SP) coating | Supersonic Wave Filter (SWF) |
| Image Stabiliser | - | Optical (5-Axis Dual I.S. 2.0) |
| Built-in Optical Image Stabiliser | - | Yes |
| PROCESSOR | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Image Processor | PRIME MII | Venus Engine |
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| LENS | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Type | - | Macro zoom lens - 4.4x zoom - 24 - 105 mm - f/4.0 LUMIX S - macro, zoom |
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| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 30 cm |
| Zoom Adjustment | - | Manual (by ring) |
| Lens Construction | - | 13 groups / 16 elements |
| Lens Mounting Type | Pentax KAF2 | L-Mount |
| Features | - | ED glass, focus clutch mechanism, aspherical lens |
| FOCUSING | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Auto Focus | TTL phase detection | TTL contrast detection |
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| Auto Focus Points (Zones) Qty | 11 | 225 |
| Auto Focus Features | - | Focus Peaking function, Depth From Defocus (DFD) technology, Advanced Recognition technology |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF, Predictive AI Servo AF |
| Face Detection | Yes | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Viewfinder Type | Optical - fixed eye-level pentaprism | Electronic - OLED |
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| Viewfinder Colour Support | - | Colour |
| Viewfinder Resolution | - | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.95x | 0.78x |
| Optical Viewfinder Dioptric Correction Range | -2.5 to +1.5 | - |
| Field of View Crop Factor | - | 1.0 |
| Features | - | Auto eye sensor, magnification ratio control |
| EXPOSURE & WHITE BALANCE | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| ISO (Max) | 51200 | 51200 |
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| Native ISO | 100-51200 | 100-25600 |
| Extended ISO (Max) | - | 51200 |
| Extended ISO (Min) | - | 50 |
| Light Sensitivity | ISO 100-51200, ISO auto (100-51200) | ISO 50, ISO auto, ISO 102400, ISO 204800, ISO 100-51200 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot, highlight weighted |
| Exposure Metering Zones | 77 | 1728 |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority, shutter & aperture priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Focus bracketing, white balance bracketing, aperture bracketing |
| Shooting Programs | Landscape, portrait mode, macro, museum, surf & snow, PET, Blue Sky, food, night scene, sunset, candle, night snapshot, night scene with portrait, kids, Stage, night scene HDR, moving object, forest, backlight silhouette | - |
| Special Effects | Natural, bright, Vibrant, monochrome, Muted, landscape, portrait, Cross Process, Bleach Bypass, Radiant, Reversal Film, Tone Expansion, Cold vintage, Colour Fade, Bold Monochrome, Unicolour Bold, Clear Tone, Warm Fade, Brilliant Colour, Infrared Filter | Sepia, soft focus, monochrome, miniature, Cross Process, Retro, Expressive, high dynamic, Bleach Bypass, High Key, Low Key, Toy effect, Star Filter, Impressive Art, One Point Colour, Dynamic Monochrome, Sunshine, Old Days, Toy Pop, Fantasy, Rough Monochrome, Silky Monochrome |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight colour), fluorescent light (daylight white) | Incandescent, cloudy, Flash, daylight, shade, 2500K - 10000K (100K steps) |
| Shutter Type | Mechanical electronically-controlled | Mechanical, electronic |
| Max Shutter Speed | 1/6000 sec | 1/16000 sec |
| Min Shutter Speed | 30 sec | 60 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±5 EV range, in 1/3 EV steps |
| Auto Exposure Bracketing | - | 3, 5, 7 steps in 1/3, 2/3 or 1 EV steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/180 sec | 1/320 sec |
| Exposure Range | EV 0-22 (ISO 100) | EV 0-18 (ISO 100) |
| DISPLAY | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Type | 3" LCD display | 3.2" LCD display |
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| Touch Screen | - | Yes |
| Display Format | 921,000 pixels | 2,100,000 pixels |
| Display Form Factor | Built-in | Rotating |
| Display Features | Colour control, display brightness control | Display brightness control |
| FLASH | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Camera Flash | Pop-up flash | - |
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| Guide Number (m / ISO 100) | 10 | - |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | - |
| Red-Eye Reduction | Yes | - |
| Features | AF illuminator, flash +/- compensation | - |
| VIDEOGRAPHY / CAMCORDER | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Digital Video Format | H.264 | AVCHD, H.264, H.265 |
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| Image Recording Format | JPEG, DNG (RAW) + JPEG, DNG (RAW) | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Audio Signal Format | - | Dolby Digital AC-3 (2 channel), Linear PCM, AAC |
| Microphone Operation Mode | Mono | Stereo |
| Microphone Features | Sensitivity control | Wind noise reduction |
| MEMORY | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Memory Card Slot | SD card | SD card, XQD Memory card |
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| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDXC UHS-I Memory Card | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, XQD Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | - | No |
| Image Storage | - | 8368 x 5584 5952 x 3968 4272 x 2848 RAW 16736 x 11168 - High Resolution Mode 7440 x 5584 5296 x 3968 3792 x 2848 RAW 14880 x 11168 - High Resolution Mode 8368 x 4712 5952 x 3352 4272 x 2400 RAW 16736 x 9424 - High Resolution Mode 5584 x 5584 3968 x 3968 2848 x 2848 RAW 11168 x 11168 - High Resolution Mode 8368 x 4184 8368 x 3088 |
| Video Capture | H.264 - 1920 x 1080 - 30 fps H.264 - 1920 x 1080 - 25 fps H.264 - 1920 x 1080 - 24 fps |
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| BATTERY AND CHARGING | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Battery Type | Pentax D-Li109 Lithium Ion | Lithium Ion - manufacturer-specific |
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| Details | Pentax D-Li109 Li-ion rechargeable battery (included) | Li-ion rechargeable battery - 3050 mAh (included) |
| Battery Life | Photo shooting - 480 shots (50% flash usage) Playback - 4.5 hours |
Photo shooting - 380 shots (LCD Monitor on) Photo shooting - 360 shots (EVF on) Photo shooting - 1150 shots (Power Save LVF Shooting mode) |
| CONNECTIONS | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Interface | HDMI | HDMI, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2 |
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| Print Standard | DPOF support, Exif Print support | Direct print, Exif Print support, PictBridge support |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| Connector Type | USB 2.0 HDMI output (19 pin micro HDMI Type D) |
USB 3.1 (USB Type-C) HDMI output (19 pin HDMI Type A) Microphone (mini-phone 3.5mm) Remote control (sub-mini phone 2.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
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| Continuous Shooting Speed | 3 frames per second, 5.4 frames per second | 2 frames per second, 5 frames per second, 9 frames per second, 6 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | RGB primary colour filter, depth-of-field preview button, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, in-camera film editing, in-camera RAW processing, HDR image enhancement technology, hue control, Eye-Fi Card Ready, LED body illumination | Audio recording, date/time stamp, AE lock, AF lock, USB powered, USB charging, Light Speed AF, primary colour filter, no Optical Low Pass Filter (OLFP), Focus Stacking, Post Focus function, 187-megapixel High Resolution mode |
| OTHERS | Pentax K-S1 | Panasonic Lumix S1RM + 24-105mm F4 Macro O.I.S. |
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| Included Accessories | Battery charger, body cap, shoulder strap, eyecup, shoe cap | Battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable, hot shoe cap |
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| Software | Drivers & Utilities | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | -10 °C |
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