Detailed comparison and review of Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm and Sony Alpha7R IV ILCE-7RM4. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Product Type | Digital camera - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | DT 18-55mm and 55-200mm lenses | Body only |
| Height | 9.55 cm | 9.64 cm |
| Width | 12.86 cm | 12.89 cm |
| Depth | 7.77 cm | 7.75 cm |
| Weight | 492 g | 665 g |
| Weight Details | - | Camera body only: Camera with battery and memory card: 665 g |
| Enclosure Colour | Black | Black |
| Optical Zoom | 3x | - |
| SENSOR | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Sensor Resolution | 20.1 Megapixel | 61 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor APS HD CMOS | Exmor R CMOS |
| Total Pixels | 20,400,000 pixels | 62,500,000 pixels |
| Effective Sensor Resolution | 20,100,000 pixels | 61,000,000 pixels |
| Optical Sensor Size | APS-C (23.2 x 15.4 mm) | Full Frame (35.7 x 23.8 mm) |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Image Processor | BIONZ | BIONZ X |
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| LENS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Type | Zoom lens - 3x zoom - 18 - 55 mm - f/3.5-5.6 DT SAM II - zoom | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 27 - 82.5mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 25 cm | - |
| Max View Angle | 76 degree(s) | - |
| Zoom Adjustment | Manual | - |
| Lens Construction | 7 groups / 8 elements | - |
| Filter Size | 55 mm | - |
| Lens Mounting Type | - | Sony E-mount |
| Features | Aspherical lens, Smooth Autofocus Motor (SAM) | - |
| SECOND LENS |
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| Type | Zoom lens - 3.6x zoom - 55 - 200 mm - f/4.0-5.6 DT SAM | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 82.5 - 300mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 95 cm | - |
| Lens Construction | 9 groups / 13 elements | - |
| Filter Size | 55 mm | - |
| Features | ED glass | - |
| FOCUSING | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Auto Focus | TTL phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 15 | 567 |
| Auto Focus Features | Manual Focus Check Live View | Predictive Focus Control, Focus Priority in Aperture Drive |
| AE/AF Control | Face-priority AF, Subject-tracking AF | Zone AF, Real-time Eye AF, Real-time Tracking AF |
| Face Detection | Face Detection AF/AE/FE/WB, Face Recognition, Smile Shutter | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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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 | 5,760,000 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| ISO (Max) | 16000 | 32000 |
|---|---|---|
| Native ISO | - | 100-32000 |
| Extended ISO (Max) | - | 102400 |
| Extended ISO (Min) | - | 50 |
| 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, average |
| 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, landscape, portrait | 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, fluorescent, cloudy, Flash, daylight, shade, 2500K - 9900K | Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) |
| Shutter Type | - | Electronic, mechanical electronically-controlled |
| 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 -3-20 (ISO 100) |
| DISPLAY | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Memory Card Slot | Memory Stick PRO Duo card, SD card | Dual SD card |
|---|---|---|
| Supported Memory Cards | SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo | SD Memory Card, SDXC Memory Card, SDHC Memory Card, 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 |
9504 x 6336 8448 x 6336 9504 x 5344 6240 x 4160 5552 x 4160 6240 x 3512 4752 x 3168 4224 x 3168 4752 x 2672 3120 x 2080 2768 x 2080 3120 x 1752 6336 x 6336 4160 x 4160 3168 x 3168 2080 x 2080 |
| 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 - 120 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Battery Type | Sony NP-FM500H Lithium Ion - manufacturer-specific | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | 1 x 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 - 670 shots (LCD Monitor on) Photo shooting - 530 shots (EVF on) Video recording - 170 minutes (LCD Monitor on) Video recording - 160 minutes (EVF on) |
| CONNECTIONS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Interface | HDMI, USB 2.0 | HDMI, USB 2.0, USB-C, NFC (Near Field Communication), IEEE 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view, PC Remote functions via Wi-Fi |
| 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 USB 2.0 |
USB 2.0 (5 pin Micro-USB Type B) USB 3.2 Gen 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-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| 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, x.v.Colour technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, silent shooting, 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, PC Remote functions via USB |
| OTHERS | Sony Alpha SLT-A58Y + DT 18-55mm and 55-200mm | Sony Alpha7R IV ILCE-7RM4 |
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| Included Accessories | Battery charger, dust cap, body cap, lens cap, shoulder strap, 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 - parts and labour - 1 year |
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