Sony Alpha a7 III Black 2018
The 24.2MP full-frame BSI sensor and 693-point hybrid AF system deliver reliable subject tracking and strong low-light performance. Its 5-stop IBIS and 610-shot battery life provide all-day stability and endurance in a weather-sealed 650g body. This camera is best for hybrid shooters covering weddings and events who need consistent autofocus for both stills and 4K HLG video.
Snapshot
Avantages et inconvénients
Pros
- Strong social proof (97th percentile) 97th
- Strong battery (96th percentile) 96th
- Strong build (96th percentile) 96th
- Strong af (94th percentile) 94th
Cons
What owners think
L'évolution de l'avis des propriétaires dans le temps
ExclusivitéD'après la date à laquelle les clients ont rédigé leurs avis — pour voir si l'enthousiasme initial s'est confirmé.
- Q2 202696/100
Buyers in this period overwhelmingly praise the Sony A7 III's image quality, autofocus, low-light performance, and battery life. Despite its 2018 release, they still consider it a top value full-frame camera in 2026.
- Excellent image quality, dynamic range, low-light, and sharpness even after years.
- Fast and accurate autofocus with eye tracking, great for portraits and action.
- Excellent battery life allowing full-day shoots without frequent recharging.
- Menu system feels outdated with some learning curve; buyer recommends external charger for slow camera charging.
- Q1 202655/100
Mixed reviews: one user loves their first camera, another praises low-light performance, but a verified buyer reports serious reliability issues with SD card and shutter.
- SD card incompatibility and potential shutter failure; user very disappointed and warns others.
- Low-light performance excellent; no flash needed at high ISO with low noise.
- One user loves the camera as their first purchase, gave 4 stars.
- One review is a sincere request for a free camera; not a genuine product rating.
- Q4 202582/100
Buyers praised the Sony a7 III for excellent image quality, performance, and value, particularly for professional work and as an upgrade from older cameras.
- Great image quality and low-light performance exceed expectations.
- Excellent value and performance compared to newer full-frame cameras.
- Reliable and versatile for both photography and video work.
- Comfortable handling and user-friendly features.
- Q3 202585/100
Buyers praise the A7III for value, image quality, and reliability in 2025. Some use it as a second body alongside newer models.
- Excellent value for money, often preferred over newer models for cost-benefit ratio
- Impressive image and video quality, meeting professional and hobbyist needs
- Reliable as a second body or main camera, with seamless pairing between units
- Minor issue: Sony discount coupon not honored after registration, but not B&H's fault
- Q2 202582/100
Buyers find the A7 III loaded with features, great image quality, and fast autofocus, though one report criticizes the rear screen display.
- Excellent image quality, especially in low light, and fast, accurate autofocus.
- Rear LCD screen may not match EVF or output, making exposure hard to judge without EVF.
- Camera is lightweight, packed with features, and versatile for photography and videography.
- One buyer notes difficulty finding accessories for this older model.
- Q1 202596/100
Buyers praised the camera as excellent value with advanced features, ideal for hybrid photography and videography, though one noted the non-flippy screen as a limitation.
- Excellent value and advanced technology for photography and videography.
- Great for wedding photography and street art shooting.
- Best full-frame hybrid camera, a must-have for creators.
- Small hands-friendly but non-flippy screen limits flexibility.
- Q4 202491/100
Buyers praise the Sony a7III for excellent low-light performance, ease of use, and hybrid photo/video capabilities. One negative review reports a missing battery and poor customer service.
- Low-light performance is exceptional, excelling in challenging conditions.
- Camera is user-friendly for beginners and hobbyists.
- Excellent hybrid performance for both photo and video workflows.
- One buyer received a kit with a missing battery and cannot reach support.
- Q3 202492/100
Buyers praise the Sony A7III for its ease of use, excellent image quality, and robust build, with many upgrading from other brands or DSLRs.
- Excellent picture quality and easy to use, ideal for various photography needs.
- Solid build and value, serving as a reliable upgrade from older cameras.
- Autofocus and low-light performance exceed expectations, suitable for professional work.
- User interface is intuitive despite some initial concerns, with quick customization options.
- Q2 202492/100
Buyers praise the camera as lightweight, versatile, and excellent for both photo and video, with many noting it's ideal for beginners or upgrading.
- Lightweight and travel-friendly design
- Excellent image and video quality
- Easy to use, even for beginners
- Some desire for higher-end model, but satisfied with value
- Q1 2024100/100
Three 5-star reviews praise excellent image quality, stabilization, easy use, and complete kit accessories. Buyers are highly satisfied.
- Outstanding image quality and lens clarity, even with the kit lens.
- Effective in-body stabilization helps produce sharp photos.
- Kit includes useful, quality accessories that justify the price.
- Great value for wedding photographers needing accuracy and reliability.
- Q4 2023100/100
Buyers loved the camera for its crisp images, ease of use, and low-light performance. Some noted a learning curve.
- Crisp, clear, and high-quality images, especially in low light.
- Easy to use and portable; users take it everywhere.
- Great for beginners learning photography; fulfilling experience.
- Learning curve mentioned, but expected and managed via resources.
- Q2 202390/100
Buyers praised the camera as excellent for beginners and a joy to use, but one warned of shutter failure before rated life expectancy.
- Great for beginners and a pleasure to use, with vibrant colors and good lowlight performance.
- Compact, ergonomic design praised for comfort and suitability for work and play.
- Longtime user loves the camera but had shutter break at 132,676 actuations, below expected 200,000.
- Highly recommended, with an exciting kit that adds value.
- Q1 202367/100
This period shows strong praise for the camera's versatility, build quality, and performance, but with notable frustrations over complex menus and poor software.
- Excellent all-rounder for video and photos; praised for versatility and build quality.
- Complex menus and dull handling prompted some returns, with software issues driving one user back to Leica.
- Great performance for both documentaries and weddings; quick delivery from Adorama.
- Solid camera with good image output, but software reliability a concern for some.
- Q4 2022100/100
All reviews are 5-star, praising image quality, value, and bundling. Buyers considered it a great beginner or hybrid option.
- Excellent image quality and lightweight design.
- Great value, affordable compared to newer models.
- Well-packaged bundle with all necessary accessories.
- Ideal for beginners and hybrid wedding shooting.
- Q3 202291/100
Buyers in Q3 2022 consistently praised the camera as high-quality, easy to use, and an excellent upgrade for beginners or from other brands.
- Great quality and ease of use for beginners.
- Excellent upgrade from older models like a6000 or Nikon D750.
- Sharp focus and good photo-video combo at a fair price.
- Strong brand loyalty and overall satisfaction.
- Q2 202270/100
Buyers praised the camera's features, quality, and value, but a critical HDMI failure shortly after warranty was a notable concern.
- Great camera quality and features like full-frame sensor and IBIS.
- Good value for the price, especially as an upgrade.
- Outstanding performance but menu system could be improved.
- HDMI output failed one month after warranty ended; costly repair.
- Q1 202293/100
Buyers praised the A7III as a great starter camera with excellent dynamic range. Some noted the kit lens is adequate, but the menu system is frustrating.
- Camera is lightweight, portable, and comfortable to use for both video and photos.
- Excellent dynamic range and image quality, especially for hobbyists and content creators.
- Kit lens is fine for beginners but some wished they had opted for the Tamron 28-75 instead.
- Menu system is frustrating and difficult to navigate.
D'après 122 avis clients datés, regroupés par trimestre civil. L'analyse par période est en anglais.
The proof
Performances
Caractéristiques techniques
Fiche technique complète
Sensor
| Type | CMOS |
| Size | full-frame |
| Megapixels | 24.2 MP |
| ISO Range | 100 |
| Processor | BIONZ X |
Autofocus
| AF Points | 693 |
| AF Type | Phase Detection: 693Contrast Detection: 425 |
| Eye AF | Yes |
| Animal AF | Yes |
| Subject Detection | Yes |
Shooting
| Burst (Mechanical) | 10 |
| Burst (Electronic) | 10 |
| Max Shutter | 1/8000 |
| Electronic Shutter | Yes |
Video
| Max Resolution | 4K |
| 4K FPS | 30 |
| 1080p FPS | 120 |
| 10-bit | No |
| Log Profile | Yes |
| RAW Video | Yes |
| Codec | H.264, XAVC S |
Display & EVF
| Screen Size | 3" |
| Touchscreen | Yes |
| Articulating | Yes |
| EVF Resolution | 2.36 M dots |
Build
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.4 lbs |
| Battery Life | 610 |
Connectivity
| Wi-Fi | Yes |
| Bluetooth | Yes |
| USB | USB-C 3.0 / 3.1/3.2 Gen 1 |
| HDMI | Micro-HDMI |
| Hot Shoe | Yes |
Face à la concurrence
| Spec | Sony Alpha a7 III | Canon EOS R6 Mark III R6 Mark III | Fujifilm X-H2 X-H2 | Panasonic LUMIX GH7 GH7 | Nikon Z5 II Z5 II | OM System OM-1 Mark II OM-1 Mark II |
|---|---|---|---|---|---|---|
| Type | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless |
| Sensor | 24.2MP full-frame | 32.5MP full-frame | 40.2MP aps-c | 25.2MP micro-four-thirds | 24.5MP full-frame | 20.4MP micro-four-thirds |
| AF Points | 693 | 1053 | 425 | 315 | 273 | 1053 |
| Burst FPS | 10 | 40 | 20 | 75 | 30 | 120 |
| Video | 4K @30fps | 6K @120fps | 8K @60fps | 5K @120fps | 4K @60fps | 4K @60fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 650 | 609 | 579 | 721 | 620 | 511 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Evf | Build | Burst | Video | Sensor | Battery | Display | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Sony Alpha a7 III | 93.6 | 76.4 | 96 | 73.9 | 69.9 | 48.4 | 96.2 | 67.3 | 96.8 | 84.4 |
| Canon EOS R6 Mark III R6 Mark III Compare | 98.3 | 87.3 | 94.5 | 92.8 | 89.3 | 58.3 | 96.4 | 98.9 | 92 | 99.5 |
| Fujifilm X-H2 X-H2 Compare | 87.4 | 95.4 | 89.2 | 84.8 | 95.2 | 97.5 | 96.8 | 82.8 | 92 | 93.6 |
| Panasonic LUMIX GH7 GH7 Compare | 83.5 | 87.3 | 97.6 | 95.1 | 97.2 | 55.7 | 89.1 | 82.8 | 77.2 | 96.1 |
| Nikon Z5 II Z5 II Compare | 81.5 | 89 | 95.2 | 87.9 | 84.5 | 53.2 | 90.5 | 82.8 | 99.2 | 84.4 |
| OM System OM-1 Mark II OM-1 Mark II Compare | 98.3 | 89.7 | 88.7 | 99.8 | 84.3 | 40.6 | 94.2 | 82.8 | 75.6 | 99.5 |
Price
Rapport qualité-prix
Amazon.co.uk 1 offres À partir de 996 £GB
Scores par usage
Un test complet arrive bientôt. Les caractéristiques, scores, prix et graphiques ci-dessus sont toujours à jour.