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| General | |
| Model number | ILCE-7M4K/B |
| Product Name | Sony ILCE-7M4K/B a7 IV Full-frame Mirrorless Interchangeable Lens Camera |
| Product Type | Camera |
| Color | Black |
| Lens Mount | Sony E |
| Sensor Resolution | Actual: 34.1 Megapixel; Effective: 33 Megapixel |
| Sensor Type | 35.9 x 23.9 mm (Full-Frame) CMOS |
| Image Stabilization | Sensor-Shift, 5-Axis |
| Capture Type | Stills and Video |
| Shutter Type | Mechanical Focal Plane Shutter, Electronic Shutter |
| Shutter Speed | 1/8000 to 30 Seconds |
| Bulb/Time Mode | Bulb Mode |
| ISO Sensitivity (Photo) | 100 to 51,200 (Extended: 50 to 204,800) |
| ISO Sensitivity (Video) | 100 to 51,200 (Extended: 100 to 102,400) |
| Metering Method | Center-Weighted Average, Highlight Weighted, Multiple, Spot |
| Exposure Modes | Aperture Priority, Manual, Program, Shutter Priority |
| Exposure Compensation | -5 to +5 EV (1/3 EV Steps) |
| Metering Range | -3 to 20 EV |
| White Balance | Presets: Auto, Cloudy, Color Temperature, Color Temperature Filter, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Day White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater |
| Continuous Shooting | Up to 10 fps at 33 MP for up to 828 Frames (Raw) / Unlimited Frames (JPEG) |
| Interval Recording | Yes |
| Self-Timer | 2/5/10-Second Delay |
| Image Sizes | 3:2 Raw - 7008 x 4672; 3:2 JPEG - 7008 x 4672, 4608 x 3072, 3504 x 2336; 1:1 JPEG - 4672 x 4672, 3072 x 3072, 2336 x 2336; 4:3 JPEG - 6224 x 4672, 4096 x 3072, 3120 x 2336; 16:9 JPEG - 7008 x 3944, 4608 x 2592, 3504 x 1968 |
| Aspect Ratio | 1:1, 3:2, 4:3, 16:9 |
| Image File Format | JPEG, Raw, HEIF |
| Bit Depth | 14-Bit |
| Recording Modes | H.265/XAVC HS 4:2:2 10-Bit - UHD 4K (3840 x 2160) at 23.98p/50p/59.94p [50 to 200 Mb/s]; H.265/XAVC HS 4:2:0 10-Bit - UHD 4K (3840 x 2160) at 23.98p/50p/59.94p [30 to 150 Mb/s]; H.264/XAVC S-I 4:2:2 10-Bit - UHD 4K (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p [240 to 600 Mb/s], Full HD (1920 x 1080) at 23.98p/25p/29.97p/50p/59.94p [89 to 222 Mb/s]; XAVC S 4:2:2 10-Bit - UHD 4K (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p [100 to 200 Mb/s], Full HD (1920 x 1080) at 23.98p/25p/29.97p/50p/59.94p [50 Mb/s |
| XAVC S 4:2:0 8-Bit - UHD 4K (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p [60 to 150 Mb/s], Full HD (1920 x 1080) at 23.98p/25p/29.97p/50p/59.94p/100p/119.88p [16 to 100 Mb/s] | |
| Recording Limit | Unlimited |
| Video System | NTSC/PAL |
| Built-In Microphone Type | Stereo |
| Audio Recording | 2-Channel 16-Bit 48 kHz LPCM Audio; 2-Channel 24-Bit 48 kHz LPCM Audio; 4-Channel 24-Bit 48 kHz LPCM Audio; 2-Channel AAC LC Audio |
| External Recording Modes | 4:2:2 10-Bit via HDMI - UHD 4K (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p, Full HD (1920 x 1080) at 23.98p/50p/59.94p, Full HD (1920 x 1080) at 50i/59.94i; 4:2:0 8-Bit via HDMI |
| - UHD 4K (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p, Full HD (1920 x 1080) at 23.98p/50p/59.94p, Full HD (1920 x 1080) at 50i/59.94i | |
| Media/Memory Card Slot | Slot 1: CFexpress Type A / SD (UHS-II); Slot 2: SD/SDHC/SDXC (UHS-II) |
| Video Ports | 1 x HDMI Output |
| Audio Ports | 1 x 3.5 mm TRS Stereo Headphone Output, 1 x 3.5 mm TRS Stereo Microphone Input |
| Other Ports | 1 x Sony Multi/USB Micro-B Input/Output (Shared with Remote Input), 1 x USB Type-C (USB 3.2 / 3.1 Gen 2) Input/Output (Shared with Power Input) |
| Power I/O | 1 x USB Type-C Input/Output |
| Wireless | Bluetooth, Wi-Fi |
| Monitor Size | 3.0-Inch |
| Resolution | 1,036,800 Dot |
| Display Type | Free-Angle Tilting Touchscreen LCD |
| Viewfinder Type | Built-In Electronic (OLED) |
| Viewfinder Size | 0.5-Inch |
| Resolution | 3,680,000 Dot |
| Eye Point | 23 mm |
| Coverage | 1 |
| Magnification | Approx. 0.78x |
| Diopter Adjustment | -4 to +3 |
| Focus Type | Auto and Manual Focus |
| Focus Mode | Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF |
| Autofocus Points | Phase Detection: 759, Contrast Detection: 425 |
| Autofocus Sensitivity | -4 to +20 EV |
| Built-In Flash | No |
| Flash Modes | Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync |
| Maximum Sync Speed | 1/250 Second |
| Flash Compensation | -3 to +3 EV (1/3, 1/2 EV Steps) |
| Dedicated Flash System | TTL |
| External Flash Connection | Intelligent Hot Shoe |
| Battery Type | 1 x NP-FZ100 Rechargeable Lithium-Ion, 7.2 VDC, 2280 mAh (Approx. 520 Shots) |
| Power Consumption | <5.7 W |
| Tripod Mounting Thread | 1 x 1/4 Inch -20 Female (Bottom) |
| Accessory Mount | 1 x Hot Shoe Mount |
| Material of Construction | Magnesium Alloy |
| Dimensions (W x H x D) | W 5.2 x H 3.8 x D 3.1 Inches |
| Weight | 1.4 lbs |
| Lens Kit Focal Length | 28 to 70mm |
| Maximum Aperture | f/3.5 to 5.6 |
| Minimum Aperture | f/22 to 36 |
| Angle of View | 75 to 34 Degrees |
| Maximum Magnification | 0.19x |
| Minimum Focus Distance | 11.8 inches |
| Optical Design | 9 Elements in 8 Groups |
| Diaphragm Blades | 7, Rounded |
| Focus Type | Autofocus |
| Image Stabilization | No |
| Filter Size | 55 mm (Front) |
| Dimensions | 2.9 Dia. x 3.3 L inches |
| Weight | 10.4 oz |
| Warranty | |
| Warranty: | Tech For Less Warranty. For defective returns, Tech For Less will give you a full refund and will arrange for and pay all shipping costs. |