In depth comparison and review of Sony Alpha SLT-A58 and Sony Alpha7R III ILCE-7RM3. 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 | Sony Alpha7R III ILCE-7RM3 |
|---|
| 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 | 9.56 cm |
| Width | 12.86 cm | 12.69 cm |
| Depth | 7.77 cm | 7.37 cm |
| Weight | 492 g | 572 g |
| Weight Details | - | Camera body only: 572 g Camera with battery and memory card: 675 g |
| Body Material | - | Magnesium alloy |
| Enclosure Colour | Black | Black |
| Protection | - | Dust-resistant, moisture-resistant |
| Digital Zoom | - | 4x |
| SENSOR | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Sensor Resolution | 20.1 Megapixel | 42.4 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | Exmor R CMOS |
| Total Pixels | 20,400,000 pixels | 43,600,000 pixels |
| Effective Sensor Resolution | 20,100,000 pixels | 42,400,000 pixels |
| Optical Sensor Size | APS-C (23.2 x 15.4 mm) | Full Frame (35.9 x 24 mm) |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Dust Reduction (image sensor vibration), Anti-Dust coating |
| Image Stabiliser | Optical (SteadyShot INSIDE) | Optical (5-axis Steady Shot) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | - | Digital level metre |
| PROCESSOR | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
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| Image Processor | BIONZ | BIONZ X |
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| LENS | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
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| Lens Mounting Type | - | Sony E-mount |
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| FOCUSING | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
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| Auto Focus | TTL phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 15 | 399 |
| Auto Focus Features | Manual Focus Check Live View | Focus Peaking function, Predictive Focus Control |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Flex Focus Point, Eye detection AF, Zone AF |
| Face Detection | Face Detection AF/AE/FE/WB, Face Recognition, Smile Shutter | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
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| Viewfinder Type | Electronic - OLED | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.5" | 0.5" |
| Viewfinder Resolution | 1,440,000 pixels | 3,686,400 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.88x | 0.78x |
| Optical Viewfinder Dioptric Correction Range | -4 to +4 | -4 to +3 |
| Field of View Crop Factor | 1.5 | - |
| Features | Auto eye sensor | Viewfinder brightness control, colour temperature control |
| EXPOSURE & WHITE BALANCE | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
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| ISO (Max) | 16000 | 102400 |
|---|---|---|
| Light Sensitivity | ISO auto, ISO 100-16000 | ISO 50, ISO 102400, ISO auto (100-12800), ISO 100-32000 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 1200 | 1200 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Dynamic Range Bracketing, white balance bracketing |
| 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 | Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W) |
| 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, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) |
| 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 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 5 steps in 1/3, 1/2, 2/3, 2 or 3 EV steps | 3, 5, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/160 sec | 1/250sec |
| Exposure Range | EV -2-17 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Type | 2.7" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 460,800 pixels | 1,440,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Contrast control, display brightness control | Display brightness control, Peaking AF display, Touch AF |
| FLASH | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| 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 | AF illuminator |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Digital Video Format | AVCHD, H.264 | AVCHD, XAVC S |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 3840 x 2160 |
| Audio Signal Format | - | Dolby Digital AC-3 (2 channel), Linear PCM |
| Surround Sound | Dolby Digital AC-3 (2 channel) recording | - |
| Microphone Operation Mode | Stereo | Stereo |
| MEMORY | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Memory Card Slot | Memory Stick PRO Duo card, SD card | Memory Stick PRO Duo 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, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | - | No |
| Image Storage | 5456 x 3632 3872 x 2576 2736 x 1824 |
7952 x 5304 7952 x 4472 5168 x 3448 5168 x 2912 3984 x 2656 3984 x 2240 2592 x 1728 2592 x 1456 |
| 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 |
AVCHD - 1920 x 1080 i - 60 fps - 24Mbps AVCHD - 1920 x 1080 i - 60 fps - 17Mbps AVCHD - 1920 x 1080 i - 50 fps - 24Mbps AVCHD - 1920 x 1080 i - 50 fps - 17Mbps XAVC S - 3840 x 2160 p - 30 fps - 100Mbps XAVC S - 3840 x 2160 p - 24 fps - 100Mbps XAVC S - 3840 x 2160 p - 30 fps - 60Mbps XAVC S - 3840 x 2160 p - 24 fps - 60Mbps XAVC S - 1920 x 1080 p - 60 fps - 100Mbps XAVC S - 1920 x 1080 p - 120 fps - 60Mbps XAVC S - 1920 x 1080 p - 60 fps - 50Mbps XAVC S - 1920 x 1080 p - 30 fps - 50Mbps XAVC S - 1920 x 1080 p - 24 fps - 50Mbps XAVC S - 1920 x 1080 p - 60 fps - 25Mbps XAVC S - 1920 x 1080 p - 30 fps - 16Mbps XAVC S - 3840 x 2160 p - 25 fps - 100Mbps XAVC S - 3840 x 2160 p - 25 fps - 60Mbps XAVC S - 1920 x 1080 p - 100 fps - 100Mbps XAVC S - 1920 x 1080 p - 100 fps - 60Mbps XAVC S - 1920 x 1080 p - 50 fps - 50Mbps XAVC S - 1920 x 1080 p - 25 fps - 50Mbps XAVC S - 1920 x 1080 p - 50 fps - 25Mbps XAVC S - 1920 x 1080 p - 25 fps - 16Mbps |
| BATTERY AND CHARGING | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Battery Type | Sony NP-FM500H Lithium Ion | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | Sony NP-FM500H Li-ion rechargeable battery - 1600 mAh (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) |
| Battery Life | Photo shooting - 690 shots (EVF on) Photo shooting - 700 shots (LCD Monitor on) |
Photo shooting - 650 shots (LCD Monitor on) Photo shooting - 530 shots (EVF on) Video recording - 1.92 hours (LCD Monitor on) Video recording - 1.67 hours (EVF on) |
| CONNECTIONS | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Interface | HDMI, USB 2.0 | HDMI, USB 2.0, USB-C, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1 |
|---|---|---|
| Connectivity Features | - | Remote live view |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | DPOF support, Exif Print support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| 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 2.0 (5 pin Micro-USB Type B) USB 3.1 (USB Type-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Self-Timer Delay | 10 sec, 2sec | 10 sec, 2sec, 5 sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second |
| HDR Mode | - | HDR Movie 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, sharpness control, camera orientation detection, histogram display, saturation control, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, Dolby Digital Stereo Creator, x.v.Colour technology, HDR image enhancement technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, silent shooting, GPS via mobile, S-Log2 gamma setting, Pixel Shift Resolution technology, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting |
| OTHERS | Sony Alpha SLT-A58 | Sony Alpha7R III ILCE-7RM3 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, eyecup, micro-USB cable | Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, cable protector, USB-C cable |
|---|---|---|
| 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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