In depth comparison and review of Sony Alpha SLT-A58 and Sigma fp. 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 | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Product Type | Digital camera - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.55 cm | 6.99 cm |
| Width | 12.86 cm | 11.26 cm |
| Depth | 7.77 cm | 4.53 cm |
| Weight | 492 g | 370 g |
| Weight Details | - | Camera body only: 370 g Camera with battery and memory card: 422 g |
| Body Material | - | Aluminium |
| Enclosure Colour | Black | - |
| Protection | - | Splashproof, dust-resistant |
| SENSOR | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Sensor Resolution | 20.1 Megapixel | 24.6 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | BSI-CMOS |
| Total Pixels | 20,400,000 pixels | 25,300,000 pixels |
| Effective Sensor Resolution | 20,100,000 pixels | 24,600,000 pixels |
| Optical Sensor Size | APS-C (23.2 x 15.4 mm) | Full Frame (35.9 x 23.1 mm) |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | - |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | - |
| Image Stabiliser | Optical (SteadyShot INSIDE) | Electronic |
| Built-in Optical Image Stabiliser | Yes | - |
| PROCESSOR | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Image Processor | BIONZ | - |
|---|
| LENS | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Lens Mounting Type | - | L-Mount |
|---|
| FOCUSING | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Auto Focus | TTL phase detection | TTL contrast detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 15 | 49 |
| Auto Focus Features | Manual Focus Check Live View | Focus Peaking function, Predictive Focus Control |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Face-priority AF, Subject-tracking AF, Eye detection AF, Predictive AI Servo AF |
| Face Detection | Face Detection AF/AE/FE/WB, Face Recognition, Smile Shutter | Face-priority AF function |
| VIEWFINDER | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Viewfinder Type | Electronic - OLED | - |
|---|---|---|
| Viewfinder Colour Support | Colour | - |
| Viewfinder Diagonal Size | 0.5" | - |
| Viewfinder Resolution | 1,440,000 pixels | - |
| Optical Viewfinder Field Coverage | 100% | - |
| Optical Viewfinder Magnification | 0.88x | - |
| Optical Viewfinder Dioptric Correction Range | -4 to +4 | - |
| Field of View Crop Factor | 1.5 | - |
| Features | Auto eye sensor | - |
| EXPOSURE & WHITE BALANCE | Sony Alpha SLT-A58 | Sigma fp |
|---|
| ISO (Max) | 16000 | 102400 |
|---|---|---|
| Native ISO | - | 100-25600 |
| Extended ISO (Max) | - | 102400 |
| Extended ISO (Min) | - | 6 |
| Light Sensitivity | ISO auto, ISO 100-16000 | ISO 50, ISO 102400, ISO 51200, ISO 100-25600, ISO 6, ISO 12, ISO 25 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, spot |
| Exposure Metering Zones | 1200 | - |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Programme, manual, aperture-priority, shutter-priority |
| Shooting Programs | Landscape, portrait mode, macro, night portrait, sports mode, sunset, handheld twilight, Night View | - |
| Special Effects | Black & White, Vivid, sunset, soft focus, landscape, portrait, miniature, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, HDR Painting, Rich-tone monochrome, Soft High-key | Cinema, Neutral, Vivid, monochrome, landscape, portrait, Sunset Red, Forest Green, FOV Classic Blue, FOV Classic Yellow, Standard, Teal & Orange |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), 2500K - 9900K, fluorescent light (daylight white) | Incandescent, fluorescent, Flash, daylight, shade, overcast |
| Shutter Type | - | Electronic |
| Max Shutter Speed | 1/4000 sec | 1/8000 sec |
| Min Shutter Speed | 30 sec | 30 sec |
| Exposure Compensation | ±3 EV range, in 1/3 EV steps | ±5 EV range, in 1/3 EV steps |
| Auto Exposure Bracketing | 5 steps in 1/3, 1/2, 2/3, 2 or 3 EV steps | 3, 5 steps in 1/3 EV step |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/160 sec | - |
| Exposure Range | EV -2-17 (ISO 100) | EV -5-18 (ISO 100) |
| DISPLAY | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Type | 2.7" LCD display | 3.15" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 460,800 pixels | 2,100,000 pixels |
| Display Form Factor | Folding | Built-in |
| Display Features | Contrast control, display brightness control | - |
| FLASH | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Camera Flash | Pop-up flash | - |
|---|---|---|
| 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, wireless off-camera control, flash exposure bracketing | - |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Digital Video Format | AVCHD, H.264 | H.264, MOV, CinemaDNG |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Audio Signal Format | - | Linear PCM |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | Stereo |
| MEMORY | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Memory Card Slot | Memory Stick PRO Duo card, SD card | SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, Memory Stick PRO-HG Duo HX, SDHC Memory Card, Memory Stick PRO-HG Duo | SD Memory Card, SDXC Memory Card, SDHC Memory Card |
| Memory Card Included | - | No |
| Image Storage | 5456 x 3632 3872 x 2576 2736 x 1824 |
RAW 6000 x 4000 RAW 3840 x 2560 - 1.5x crop RAW 3008 x 2000 RAW 1920 x 1080 - 1.5x crop |
| Video Capture | AVCHD - 1920 x 1080 - 50 fps - 24Mbps AVCHD - 1920 x 1080 - 50 fps - 17Mbps AVCHD - 1920 x 1080 - 25 fps - 24Mbps AVCHD - 1920 x 1080 - 25 fps - 17Mbps H.264 - 1440 x 1080 - 25 fps - 12Mbps |
3840 x 2160 p - 29.97 fps 3840 x 2160 p - 25 fps 3840 x 2160 p - 23.98 fps 1920 x 1080 p - 119.88 fps 1920 x 1080 p - 100 fps 1920 x 1080 p - 59.94 fps 1920 x 1080 p - 50 fps 1920 x 1080 p - 29.97 fps 1920 x 1080 p - 25 fps 1920 x 1080 p - 23.98 fps |
| BATTERY AND CHARGING | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Battery Type | Sony NP-FM500H Lithium Ion | Sigma BP-51 Lithium Ion |
|---|---|---|
| Details | Sony NP-FM500H Li-ion rechargeable battery - 1600 mAh (included) | Sigma BP-51 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 690 shots (EVF on) Photo shooting - 700 shots (LCD Monitor on) |
Photo shooting - 280 shots Video recording - 70 minutes |
| CONNECTIONS | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Interface | HDMI, USB 2.0 | HDMI, USB 3.1 |
|---|---|---|
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | - |
| Tripod Mount Connection Point | - | 3 x 1/4" sockets |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | HDMI output (19 pin micro HDMI Type D) USB 2.0 (5 pin Micro-USB Type B) Microphone (mini-phone stereo 3.5 mm) |
USB 3.2 Gen 1 (USB Type-C) HDMI output (19 pin micro HDMI Type D) Microphone / remote control (mini-phone stereo 3.5 mm) |
| FEATURES | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Self-Timer Delay | 10 sec, 2sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second | 3 frames per second, 5 frames per second, 18 frames per second |
| HDR Mode | - | Multi Frame HDR mode |
| Additional Features | RGB primary colour filter, depth-of-field preview button, sharpness control, digital image rotation, camera orientation detection, histogram display, saturation control, Sweep Panorama technology, shadow point display, highlight point display, Dynamic Range Optimizer, built-in help guide, automatic display brightness adjustment, Multi-Frame Noise Reduction, Intelligent AUTO (iAUTO), AUTO+ (Advanced AUTO) mode, Superior Auto mode, noise reduction over long exposures, high ISO speed noise reduction, BRAVIA Sync function, Auto Object Framing, Translucent Mirror technology | Built-in speaker, AE lock, AF lock, USB charging, Bayer mosaic RGB filter, no Optical Low Pass Filter (OLFP) |
| OTHERS | Sony Alpha SLT-A58 | Sigma fp |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, eyecup, micro-USB cable | Carrying strap, body cap, AC power adaptor, USB cable, strap holder, hot shoe unit |
|---|---|---|
| Software | Sony PlayMemories Home, Sony Image Data Converter 4.0 | - |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Service & Support | Limited warranty - 1 year | - |
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