Sony Alpha a7R IV Black 2019
Doté d'un capteur Exmor R BSI de 61 MP et du processeur BIONZ X, il capture des détails extrêmes avec un autofocus à 567 points couvrant les yeux humains et animaux. Le viseur OLED Tru-Finder de 5,76 millions de points et la rafale à 10 ips en font un outil réactif, tandis que la construction tropicalisée protège des intempéries. Ce boîtier convient particulièrement aux photographes de paysage et de studio recherchant une résolution maximale pour des tirages de grande taille.
À propos de ce Camera
Moving to an even higher resolution realm, the Sony a7R IVA continues the noteworthy series of highly capable full-frame cameras, characterized by impressive stills and video performance and versatility. This fourth edition of the a7R sees the inclusion of an updated 61MP sensor along with faster processing, improved AF performance, and a more well-rounded feature-set for both high-end photo and video applications.
- 61MP Full-Frame Exmor R BSI CMOS Sensor
- BIONZ X Image Processor & Front-End LSI
- 567-Point Phase-Detection AF System
- UHD 4K30p Video with HLG & S-Log3 Gammas
Aperçu
Performances
Avantages et inconvénients
Pros
Cons
Caractéristiques techniques
Fiche technique complète
Sensor
| Type | CMOS |
| Size | full-frame |
| Megapixels | 61 |
| ISO Range | 100 |
| Processor | BIONZ X |
Autofocus
| AF Points | 567 |
| AF Type | Phase Detection: 567Contrast Detection: 425 |
| Eye AF | Yes |
| Animal AF | Yes |
| Subject Detection | Yes |
Shooting
| Burst (Mechanical) | 10 |
| Max Shutter | 1/8000 |
| Electronic Shutter | Yes |
Video
| Max Resolution | 4K |
| 4K FPS | 30 |
| 1080p FPS | 100 |
| 10-bit | No |
| Log Profile | Yes |
| RAW Video | No |
| Codec | AVCHD, XAVC S |
Display & EVF
| Screen Size | 3 |
| Touchscreen | Yes |
| Articulating | Yes |
| EVF Resolution | 5760000 |
Build
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.5 lbs |
| Battery Life | 530 |
Connectivity
| Wi-Fi | Yes |
| Bluetooth | Yes |
| USB | USB-C |
| HDMI | Micro-HDMI |
| Hot Shoe | Yes |
Face à la concurrence
| Spec | Sony Alpha a7R IV | Fujifilm X-H2 X-H2 | Canon EOS R EOS R6 Mark III | Nikon Z9 Z9 | Panasonic LUMIX GH7 GH7 | OM System OM OM-1 Mark II |
|---|---|---|---|---|---|---|
| Type | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless |
| Sensor | 61MP full-frame | 40.2MP aps-c | 32.5MP full-frame | 45.7MP full-frame | 25.2MP micro-four-thirds | 20MP micro-four-thirds |
| AF Points | 567 | 425 | 1053 | 1053 | 315 | 1053 |
| Burst FPS | 10 | 20 | 40 | 30 | 75 | 120 |
| Video | 4K @30fps | 8K @60fps | 6K @120fps | 8K @120fps | 5K @120fps | 4K @60fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 665 | 579 | 609 | 1160 | 721 | 511 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Evf | Build | Burst | Video | Sensor | Battery | Display | User Sentiment | Connectivity | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sony Alpha a7R IV | 91.9 | 95.1 | 96.7 | 65.4 | 66.3 | 72.7 | 94.8 | 99.9 | 42.3 | 93.3 | 94.6 | 90 |
| Fujifilm X-H2 X-H2 Compare | 88.1 | 95.5 | 89.5 | 85.5 | 99.9 | 97.1 | 97 | 84.3 | 83.3 | 93.3 | 94.6 | 93.5 |
| Canon EOS R EOS R6 Mark III Compare | 98.4 | 88 | 94.9 | 93.1 | 89.6 | 58.8 | 96.6 | 99.2 | 92.9 | 93.3 | 94.6 | 99.5 |
| Nikon Z9 Z9 Compare | 98.4 | 89.5 | 99.4 | 96.1 | 97.9 | 65 | 97.3 | 84.3 | 97.2 | 93.3 | 84.9 | 84.7 |
| Panasonic LUMIX GH7 GH7 Compare | 84.7 | 88 | 97.4 | 95.2 | 97.5 | 56.1 | 89.2 | 84.3 | 92.9 | 93.3 | 94.6 | 96.1 |
| OM System OM OM-1 Mark II Compare | 98.4 | 99.7 | 81.9 | 99.8 | 84.1 | 25.8 | 94.2 | 84.3 | 0 | 93.3 | 94.6 | 99.5 |
