Sony a9 a9 II Black 2017
Its 24.2MP stacked CMOS sensor delivers blackout-free 20fps mechanical burst with 693-point phase-detection AF, including real-time Eye AF for animals. The refined body adds 1000BASE-T Ethernet and dual UHS-II slots for faster wired transfers, along with deeper weather sealing. Best for sports and wildlife photographers who need reliable high-speed tracking and rapid file delivery under field conditions.
Type mirrorless
Sensor 24.2MP full-frame
AF Points 693 pts
Burst 20 fps
Video 4K @30fps
IBIS はい
Weather Sealed はい
Weight 678 g
86 総合スコア
価格 MX$0
現在取り扱いなし
Snapshot
メリットとデメリット
Pros
- Strong build (97th percentile) 97th
- Strong af (94th percentile) 94th
- Strong battery (94th percentile) 94th
- Strong connectivity (93th percentile) 93th
Cons
What owners think
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。
購入者の評価は時間とともに向上しています
85/100当社のAIによる感情分析
日付のある顧客レビュー 15 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。
The proof
パフォーマンス
スペック
全スペック一覧
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) | 20 |
| Max Shutter | 1/32000 |
| Electronic Shutter | Yes |
Video
| Max Resolution | 4K |
| 4K FPS | 30 |
| 1080p FPS | 120 |
| 10-bit | No |
| Codec | XAVC S, AVCHD |
Display & EVF
| Screen Size | 3" |
| Touchscreen | Yes |
| Articulating | Yes |
| EVF Resolution | 3.69 M dots |
Build
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.5 lbs |
| Battery Life | 500 |
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 a9 a9 II | Canon EOS R6 Mark III R6 Mark III | Fujifilm X-H2 X-H2 | Nikon Z Z9 | Panasonic LUMIX GH7 GH7 | 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 | 45.7MP full-frame | 25.2MP micro-four-thirds | 20.4MP micro-four-thirds |
| AF Points | 693 | 1053 | 425 | 493 | 315 | 1053 |
| Burst FPS | 20 | 40 | 20 | 30 | 75 | 120 |
| Video | 4K @30fps | 6K @120fps | 8K @60fps | 8K @120fps | 5K @120fps | 4K @60fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 678 | 609 | 579 | 1160 | 721 | 511 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Evf | Build | Burst | Video | Sensor | Battery | Display | User Sentiment | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sony a9 a9 II | 94 | 93.3 | 97.3 | 77.2 | 57.9 | 49 | 93.6 | 83.6 | 64.1 | 85 | 84.7 |
| Canon EOS R6 Mark III R6 Mark III Compare | 98.5 | 87.8 | 94.7 | 92.8 | 89.3 | 58.5 | 96.5 | 98.9 | 93.4 | 89.6 | 99.5 |
| Fujifilm X-H2 X-H2 Compare | 88.1 | 95.6 | 89.4 | 85.1 | 95.3 | 97.4 | 96.9 | 83.6 | 83.7 | 92.4 | 93.6 |
| Nikon Z Z9 Compare | 90.6 | 89.4 | 99.6 | 96 | 99 | 64.5 | 97.3 | 83.6 | 97.8 | 92.4 | 84.7 |
| Panasonic LUMIX GH7 GH7 Compare | 84.5 | 87.8 | 97.6 | 95.1 | 97.3 | 56.1 | 89.3 | 83.6 | 93.4 | 77.6 | 96.1 |
| OM System OM-1 Mark II OM-1 Mark II Compare | 98.5 | 90.2 | 88.9 | 99.8 | 84.4 | 41.1 | 94.3 | 83.6 | 0 | 76.2 | 99.5 |
用途別スコア
詳細なレビューは近日公開予定です。上記のスペック、スコア、価格、チャートは常に最新です。
