Sony a7 III Black 2018
The 24.2MP full-frame Exmor R sensor and BIONZ X processor deliver a 15-stop dynamic range, while 693-point AF and 10fps bursts capture fast action backed by a 710-shot battery. Its 5-axis in-body stabilization and weather-sealed magnesium body ensure rugged, sharp results, and 4K HLG video provides immediate HDR without color grading. This camera suits sports and wildlife photographers who need dependable subject tracking and all-day power.
概要
オーナーの声
購入者の評価が時間とともにどう変化したか
独自顧客が実際にレビューを書いた時期に基づいています。発売当初の高評価が続いたかどうかがわかります。
- Q1 202640/100
Reviews are mixed: one user loves the camera, another praises low-light performance, but a verified buyer reports serious reliability issues with the SD card and shutter.
- Verified buyer reports SD card failure and potential shutter defect, calling the camera a 'loser'.
- One user loves the camera as a first purchase, giving 4 stars.
- Excellent low-light performance at high ISO without flash, rated 5 stars.
- One review is a non-review requesting a free camera, not product feedback.
- Q4 202580/100
Buyers praised the camera's image quality, performance, and value, with one noting it remains competitive despite being older. A few reviews were misrated but positive.
- Excellent image quality and low-light performance
- Great value and competitive with newer cameras
- Reliable autofocus and strong battery life
- Versatile for both photo and video work
- Q3 202585/100
Buyers praise the A7III's image quality, value, and reliability, often preferring it over newer models. A few note minor issues with Sony's coupon process.
- Excellent image and video quality, especially compared to older cameras.
- Great value for money, with many considering it a worthwhile purchase in 2025.
- Reliable and versatile, used as a trusted second body alongside newer models.
- Sony's discount coupon registration process was not acknowledged after submission.
- Q2 202582/100
Buyers praise the A7 III's image quality, autofocus, and value, but some note the screen display is poor and accessories are hard to find.
- Excellent image quality, autofocus, and value for the price.
- Screen display is bad compared to EVF and output, making exposure hard.
- Great camera but an old model with scarce accessories.
- Great for weddings, video, and everyday use with good battery life.
- Q1 202592/100
Buyers in Q1 2025 praised the camera as excellent for photography and video, with great features and image quality, though one noted the non-flippy screen as a limitation.
- Excellent for hybrid photo and video work, a must-have for professionals.
- Great features and technology, including full-frame sensor and 35mm lens.
- High image quality and value for money, satisfying users.
- Non-flippy screen restricts usability for some users.
- Q4 202482/100
Buyers praise the camera's low-light performance, image quality, and reliability for hobbyists. One report of a missing battery and unresponsive customer care.
- Excellent low-light performance and dynamic range
- Great for hobbyists and portrait photographers
- Reliable build quality and long-term durability
- Missing battery in kit and poor customer support
- Q3 202491/100
Buyers praised the camera's ease of use, image quality, and value, with many upgrading from other brands. One noted the interface is easy to learn despite some reports.
- Excellent image quality and build quality, ideal for professional use.
- Easy to use and learn, with intuitive controls and custom settings.
- Great value for money, outperforming previous DSLR and mirrorless cameras.
- User interface initially reported as hard to navigate, but found easy by this buyer.
- Q2 202490/100
Buyers praised the camera's lightweight design, lens ecosystem, and ease of use for both photo and video. One beginner wished for a higher-end model.
- Lightweight, travel-friendly body with excellent lens options.
- Great for learning photography and videography, feels intuitive.
- Impressive photo and video output, versatile for various uses.
- One user desires upgrade to A1, but satisfied overall.
- Q1 2024100/100
Buyers in Q1 2024 praised the camera's image quality, stabilization, ease of use, and the included kit's accessories as high-value.
- Excellent image quality and clarity, even with the kit lens.
- Internal stabilization significantly improves photo sharpness.
- Camera is intuitive, lightweight, and easy to use.
- Kit accessories are high-quality and useful, unlike other bundles.
- Q4 2023100/100
All reviews are 5-star, praising image quality, ease of use, and low-light performance. Buyers are very satisfied with this mirrorless camera.
- Image quality is crisp, clear, and beautiful.
- Camera is easy to use and learn, even for beginners.
- Performs well in low light and action shots.
- Compact size and weight make it portable.
- Q2 202385/100
Buyers praised the camera as excellent for beginners, compact, and great in low light. One reported a shutter failure at 132,676 actuations.
- Excellent for beginners, joy to use, compact and ergonomic.
- Great color reproduction and low-light performance.
- Kit includes useful gear; overall a must-buy.
- Shutter failed at 132,676 actuations, below rated 200,000.
- Q1 202373/100
Buyers praise the camera's versatility, video/photo quality, and build. However, poor software and a complex menu system frustrate some users.
- Excellent versatility for both video and photos, a do-everything camera.
- Great build quality, solid feel, and comfortable weight.
- Software issues are severe enough to drive some users back to Leica.
- Menu system is complex and handling feels boring, leading some to return the camera.
- Q4 2022100/100
Buyers praised the camera's image quality, lightweight design, and value as a hybrid option for weddings. It was seen as a great starter DSLR with useful features like Eye AF.
- Excellent image quality and lightweight design
- Great value as an affordable older model with key features
- Ideal hybrid option for wedding photography and video
- Well-packaged bundle suitable for beginners
- Q3 202297/100
Buyers in Q3 2022 praised the camera's quality, ease of use, and features, with many expressing strong satisfaction and loyalty.
- Excellent image quality and sharp focus, especially for upgrades.
- Easy to use and lightweight, ideal for beginners.
- Great value for a full-frame mirrorless camera.
- Strong brand loyalty and overall satisfaction.
- Q2 202285/100
Buyers praised the camera's image quality, features, and value, but one reported an HDMI failure after warranty.
- Great image quality and features, including full-frame sensor and IBIS.
- Excellent value for the price, especially for upgrades from starter cameras.
- Fast shipping and positive seller experience noted.
- HDMI port failed shortly after warranty, costly repair.
- Q1 202293/100
Buyers praised the A7III as a great value in 2022, ideal for beginners and video work, with excellent dynamic range and portability, though some noted menu system issues.
- Excellent value and package deals for beginners
- Great dynamic range and image quality
- Portable and comfortable for one-handed use
- Menu system is cumbersome and needs improvement
日付のある顧客レビュー 113 件を暦四半期ごとに集計しています。期間別の分析は英語です。
実証データ
パフォーマンス
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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 | No |
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 | No |
| Codec | H.264/XAVC S, AVCHD/H.264 |
Display & EVF
| Screen Size | 3" |
| Touchscreen | Yes |
| Articulating | Yes |
| EVF Resolution | 2.36 M dots |
Build
| Weather Sealed | Yes |
| Weight | 0.6 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 |
競合製品との比較
| Spec | Sony a7 III | Fujifilm X-H2S | Panasonic LUMIX GH7 | OM System OM-1 | Nikon Z Z8 | Olympus OM-D E-M1 Mark III |
|---|---|---|---|---|---|---|
| Type | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless |
| Sensor | 24.2MP full-frame | 26.2MP aps-c | 25.2MP micro-four-thirds | 20.4MP micro-four-thirds | 45.7MP full-frame | 20.4MP micro-four-thirds |
| AF Points | 693 | 425 | 315 | 1053 | 493 | 121 |
| Burst FPS | 10 | 40 | 75 | 10 | 120 | 15 |
| Video | 4K @30fps | 6K @120fps | 6K @120fps | 4K @60fps | 8K @120fps | 4K @30fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 649 | 579 | 721 | 511 | 907 | 580 |
| Compare | Compare | Compare | Compare | Compare |
| 製品 | AF | EVF | Build | Burst | Video | Sensor | Battery | Display | Connectivity | ユーザー評価 | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sony a7 III | 93.1 | 80.3 | 95 | 77.6 | 68.7 | 54.6 | 96.8 | 85.4 | 94.3 | 93.2 | 86.8 |
| Fujifilm X-H2S Compare | 89.4 | 96.1 | 93.6 | 92.6 | 97.4 | 96.9 | 98.3 | 98.8 | 94.3 | 93.2 | 94.7 |
| Panasonic LUMIX GH7 Compare | 86.7 | 88.9 | 96.3 | 94.6 | 97.1 | 61.6 | 90.4 | 85.4 | 94.3 | 75.8 | 96.5 |
| OM System OM-1 Compare | 95.3 | 97.5 | 83.7 | 93.9 | 84.4 | 46.8 | 95 | 85.4 | 86.4 | 82.5 | 86.8 |
| Nikon Z Z8 Compare | 91.3 | 93.6 | 86.8 | 99.8 | 98.6 | 69.9 | 90.1 | 85.4 | 94.3 | 60.8 | 92.6 |
| Olympus OM-D E-M1 Mark III Compare | 81.3 | 84.7 | 93.6 | 90.4 | 68.7 | 46.8 | 92.8 | 85.4 | 94.3 | 99.9 | 96.5 |