| Links | ||
|---|---|---|
| Prices: | Compare Prices | Compare Prices |
| Manufacturer URL: | Manufacturer website | Manufacturer website |
| Predecessor: |
Sony A7R II
A7R II vs A7R III |
|
| Successor: |
Sony A7R IV
A7R III vs A7R IV |
|
| General | ||
| Model Number: | A7R III | E-M10 IV |
| Alternate Model Number(s): | ILCE-7RM3 | |
| Camera Format: | Compact System Camera | Compact System Camera |
| Currently Manufactured: | Yes | Yes |
| Retail Price: | $3200.00 | $699.99 |
| Street Price: | $2,151.48 | $666.33 |
| Date Available: | 2017-11-30 | 2020-09-25 |
| Tripod Mount: | Yes | Yes |
| Weight: |
23.2 oz
(657 g)
includes batteries |
13.5 oz
(383 g)
includes batteries |
| Size: |
5.0 x
3.8 x
2.9 in. (127 x 96 x 74 mm) |
4.8 x
3.3 x
1.9 in. (122 x 84 x 49 mm) |
| Waterproof: | No | No |
| Waterproof Depth: | n/a | n/a |
| Image Sensor | ||
| Sensor Type: | CMOS | Live MOS |
| Sensor Manufacturer: | Sony | |
| Effective Megapixels: | 42.4 | 20.3 |
| Sensor Format: | 35mm | 4/3 |
| Sensor size: | 861.6mm2 (35.90mm x 24.00mm) | 226.2mm2 (17.40mm x 13.00mm) |
| Approximate Pixel Pitch: | 4.51 microns | 3.36 microns |
| Focal Length Multiplier: | 1.0x | 2.0x |
| Aspect Ratio: | 3:2 | 4:3 |
| Color Filter Type: | RGBG | RGBG |
| Anti Aliasing Filter: | None | None |
| Self-Cleaning: | Yes | Yes |
| Sensor shift image stabilization: | Yes | Yes |
| On-Sensor Phase Detect: | Yes | No |
| DxO Sensor Score: | 100 | |
| DxO Color Depth Score (bits): | 26.0 | |
| DxO Dynamic Range Score (evs): | 14.7 | |
| DxO Maximum Effective ISO Score (iso): | 3,523 | |
| Image Capture | ||
| Image Resolution: |
7952 x 5304
(42.2 MP,
3:2), 5168 x 3448 (17.8 MP, 3:2), 3984 x 2656 (10.6 MP, 3:2), 7952 x 4472 (35.6 MP, 16:9), 5168 x 2912 (15.0 MP, Other), 3984 x 2240 (8.9 MP, 16:9), 5168 x 3448 (17.8 MP, 3:2), 3984 x 2656 (10.6 MP, 3:2), 2592 x 1728 (4.5 MP, 3:2), 5168 x 2912 (15.0 MP, Other), 3984 x 2240 (8.9 MP, 16:9), 2592 x 1456 (3.8 MP, 16:9) |
5184 x 3888
(20.2 MP,
4:3), 3712 x 2784 (10.3 MP, 4:3), 2624 x 1968 (5.2 MP, 4:3), 1824 x 1368 (2.5 MP, 4:3), 1024 x 768 (0.8 MP, 4:3) |
| Image File Format: | JPEG, RAW (14-bit ARW 2.3), RAW+JPEG | JPEG (EXIF 2.3), 12-bit lossless compressed RAW, RAW + JPEG |
| Continuous-mode frames/second: | 9.9 | n/a |
| Video Capture | ||
| Can take movies: | Yes | Yes |
| Movie Resolution: |
3840x2160 (30p/25p/24p)
1920x1080 (120p/100p/60p/60i/50p/50i/30p/25p/24p) |
4096x2160 (24p)
3840x2160 (30p/25p/24p) 1920x1080 (60p/50p/30p/25p/24p) 1280x720 (60p/50p/30p/25p/24p) 1280x720 (120p) 3840x2160 (5p) 1920x1080 (15p/10p/5p) 1280x720 (30p/15p/10p/5p) |
| Movie File Format: | XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo | MOV (MPEG-4 AVC/H.264 with stereo sound) |
| Composite Video Out: | No | No |
| NTSC/PAL Switchable Video: | n/a | n/a |
| Video Usable as Viewfinder: | n/a | n/a |
| HD Video Out: | Yes | Yes |
| HD Video Connection: | HDMI | HDMI |
| Lens & Optics | ||
| Lens Mount: | Sony E | Micro Four Thirds |
| Lens: | n/a | Olympus M.Zuiko 14-42mm f/3.5-5.6 EZ ED |
| Focal Length (35mm equivalent): | 28 - 84mm | |
| Focal Length (actual): | 14 - 42mm | |
| Zoom Ratio: | 3.00x | |
| Aperture Range: | f/3.5 (wide) / f/5.6 (tele) - f/22; 5 diaphragm blades (circular) | |
| Integrated ND Filter: | No | No |
| Normal Focus Range: |
25 cm to Infinity 9.8 in to Infinity |
|
| Macro Focus Range: | ||
| Filter Thread: | n/a | 37.0mm |
| Thread Type: | n/a | n/a |
| Optical Image Stabilization: | No | No |
| Digital Zoom: | Yes | Yes |
| Digital Zoom Values: | Up to 4x; up to 2x Clear Image Digital Zoom | 2x |
| Auto Focus | ||
| Auto Focus: | Yes | Yes |
| Auto Focus Type: | Fast Hybrid 4D AF with 399 focal plane phase-detect points and 425 contrast-detect AF points; Wide (399 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) /Expanded Flexible Spot/ Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF | High-speed Contrast-detect AF: 121-area multiple AF / All target, Group target area (9-area), Single target (Normal/Small) / Eye Detection (Nearer, Left, Right) / Magnified (up to 14x, over 800 AF points) |
| Auto Focus Assist Light? | Yes | Yes |
| Manual Focus: | Yes | Yes |
| Viewfinder | ||
| Viewfinder: | EVF / LCD | EVF / LCD |
| Viewfinder Type: | EVF: 1.3 cm (0.5 type) 3,686K-dot Quad VGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0m-1 diopter, Approx. 23mm eyepoint from the eyepiece lens, 18.5mm from the eyepiece frame at -1m-1, eye sensor | EVF; 2.36M-dot OLED, 100% coverage, 1.23x magnification (0.62x 35mm eq.), 19.2mm eyepoint, -4 to +2 diopter, eye sensor |
| Focus Peaking: | Yes | Yes |
| EVF Resolution: | 3,686,400 dots (1,228,800 pixels) | 2,360,000 dots |
| Viewfinder Magnification (35mm equivalent): | 0.78x | |
| Viewfinder Magnification (nominal/claimed): | 0.78x | |
| Display | ||
| Eye-level Viewfinder: | Yes | Yes |
| Rear Display: | Yes | Yes |
| Rear Display Size (inches): | 3.0 | 3.0 |
| Rear Display Resolution: | 1,440,000 dots (360,000 px) | 1,037,000 dots (345,600 px) |
| Touchscreen: | Yes | Yes |
| Articulating Screen: | Yes | Yes |
| Tilt Swivel Screen: | No | No |
| Selfie Screen: | No | No |
| Max Playback Zoom: | 14.0x | |
| Top Deck Display: | No | No |
| Exposure | ||
| Maximum ISO (native): | 32000 | 25600 |
| Minimum ISO (native): | 100 | 200 |
| ISO Settings: | AUTO (ISO 100-12800; selectable lower limit and upper limit), ISO 100 - 32000, expandable to ISO 50 - 102400 | AUTO: ISO Low (100) - 6400) / Manual ISO Low (100) - 25600, 1/3 or 1 EV steps selectable |
| Auto ISO Mode: | Yes | Yes |
| White Balance Settings: | Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater | Auto, Lamp, Fluorescent, Daylight, Flash, Cloudy, Shade, Custom (Kevin setting), One-touch WB (4) |
| Shutter Speed Range: | 1/8000 - 30 sec | 1/16000 - 60 sec |
| Bulb Mode: | Yes | Yes |
| Exposure Compensation: | +/- 5.0EV in 0.3EV steps | +/- 5.0EV in 0.3EV steps |
| Metering Modes: | 1200-zone Evaluative Multi-segment, Center-weighted, Spot | Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control |
| Program Auto Exposure: | Yes | Yes |
| Aperture Priority: | Yes | Yes |
| Shutter Priority: | Yes | Yes |
| Full Manual Exposure: | Yes | Yes |
| Creative Exposure Modes: | 3 Custom Settings; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step) | Scene (Portrait, e-Portrait, Landscape + Portrait, Night + Portrait, Children, Night scene, Sport, Hand-held Starlight, Fireworks, Light trails, Sports, Panning, Landscape, Sunset, Beach & Snow, Backlight HDR, Candlelight, Silent, Macro, Nature Macro, Documents, Multi Focus Shot), Advanced Photo (Live Composite, Live Bulb, Multiple Exposure, HDR Backlight, Silent, Panorama, Keystone Compensation, AE Bracketing, Focus Bracketing), Art Filter (Bleach Bypass I/II, Pop Art, Soft Focus, Pale & Light Color, Light Tone, Grainy Film, Pin Hole, Diorama, Cross Process, Gentle Sepia, Dramatic Tone, Key Line, Watercolor, Vintage, Partial Color, Instant Film) |
| Self Timer: | 2, 5, 10; 3/5 shots after 2/5/10 seconds | 2, 12, custom seconds |
| Time Lapse (intervalometer): | No | |
| High Resolution Composite: | 42.4 megapixels | No |
| Flash | ||
| Built-in Flash: | No | Yes |
| Flash Modes: | Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual (1/1 (FULL) - 1/64) |
| Flash Guide Number (ISO 100): | n/a | 5.8 m / 19.0 ft. |
| Flash Range Description: | n/a | GN=5.1 (ISO100, m) / GN= 7.2 (ISO200, m) |
| Max Flash Sync: | 1/250 | 1/250s Built-in Flash |
| Flash Exposure Compensation: | +/- 3.0 EV in 0.3EV steps | +/- 3.0 EV in 0.3EV steps |
| External Flash Connection: | Multi Interface Hot Shoe, Sync Terminal | Hot Shoe |
| Built-In Wireless Flash Control: | No | No |
| Image Storage | ||
| Usable Memory Types: | MS PRO Duo / SD / SDHC / SDXC | SD / SDHC / SDXC |
| UHS Support: | UHS-II | UHS-II |
| Other Memory: | Slot1:SD UHS-II; 2:MS/SD UHS-I | |
| Dual Card Slots: | Yes | No |
| RAW Capture Support: | Yes | Yes |
| Uncompressed Format: | RAW (14-bit ARW 2.3), RAW+JPEG | 12-bit lossless compressed RAW, RAW + JPEG |
| Movie File Format: | XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo | MOV (MPEG-4 AVC/H.264 with stereo sound) |
| Included Memory: | No memory included | No memory included |
| Included Memory Type: | ||
| Connectivity | ||
| Built-In Wi-Fi: | Yes | Yes |
| NFC: | Yes | No |
| Bluetooth: | Yes | Yes |
| Built-In GPS: | No | No |
| Microphone Jack: | Yes | No |
| Headphone Jack: | Yes | No |
| External Connections: | USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi | USB 2.0 High Speed,Bluetooth,WiFi |
| PictBridge Compliant: | No | No |
| DPOF Compliant: | Yes | Yes |
| Remote Control: | Yes | Yes |
| Remote Control Type: | Optional via RM-VPR1, USB or Wi-Fi | Via Wi-Fi |
| Connections (extended): | USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks | Micro-B USB 2.0, Micro HDMI (Type-D) |
| Performance Timing | ||
| Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): | <0.3 | |
| Cycle time for RAW shooting in single shot mode (seconds per frame): | ||
| Buffer size for RAW shooting in single shot mode (frames): | ||
| Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): | <0.3 | |
| Camera penalizes early shutter press? | No | |
| JPEG shooting speed in burst mode (fps, max resolution): | 9.9 | |
| Buffer size for JPEG shooting in burst mode (frames, max resolution): | 82 | |
| RAW shooting speed in burst mode (fps): | 9.2 | |
| Buffer size for RAW shooting in burst mode (frames): | 30 | |
| RAW+JPEG shooting speed in burst mode (fps): | 9.1 | |
| Buffer Size for RAW+JPEG shooting in burst mode (frames): | 30 | |
| Shutter lag (full AF, wide/mid): | 0.25 seconds | |
| Shutter lag (full AF, tele): | ||
| Shutter lag (full AF, live view - DSLR): | ||
| Shutter lag (prefocused, live view - DSLR): | ||
| Shutter Lag (manual focus): | 0.105 seconds | |
| Shutter lag (full AF, with flash): | ||
| Shutter Lag (prefocused): | 0.023 seconds | |
| Shutter Lag (notes): | Silent Shooting Mode: Full AF lag = 0.368s, Manual focus = 0.258s, Prefocus = 0.123s | |
| Startup Time: | 1.7 seconds | |
| Play -> Record Time: | 1.4 seconds | |
| Flash cycle time, full power: | ||
| Power | ||
| Battery Life, Stills (CIPA Rating Monitor/Live View): | 650 shots | |
| Battery Life, Still (CIPA Rating OVF/EVF): | 530 shots | |
| Battery Life, Video: | 100 minutes | 80 minutes |
| Battery Form Factor: | Proprietary | Proprietary |
| Usable Battery Types: | NP-FZ100 Lithium-ion rechargeable | BLS-50 Lithium-ion rechargeable |
| Batteries Included: | 1 x Proprietary NP-FZ100 Lithium-ion rechargeable | 1 x Proprietary BLS-50 Lithium-ion rechargeable |
| Battery Charger Included (dedicated charger or AC/USB adapter): | Yes | Yes |
| Dedicated Battery Charger Included: | Yes | Yes |
| Internal Charging Supported: | Yes | No |
| Software | ||
| Included Software: | Capture One Express (for Sony) free download | |
| OS Compatibility: | ||
| Miscellaneous | ||
| Notes & Features: | ||
