促销 11%
Sony Alpha a7R IV Black 2019
Type mirrorless
Sensor 62.5MP full-frame
AF Points 567 pts
Burst 10 fps
Video 4K @30fps
IBIS 是
Weather Sealed 是
Weight 662 g
82 综合评分
价格 US$3,298
Snapshot
优缺点
Pros
- Strong build (97th percentile) 97th
- Strong battery (96th percentile) 96th
- Strong connectivity (93th percentile) 93th
- Strong social proof (92th percentile) 92th
Cons
What owners think
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
用户口碑随时间不断改善
基于 96 条带日期的客户评价，按日历季度分组。分期分析为英文。
The proof
性能表现
规格参数
完整规格参数
Sensor
| Type | 35.7 x 23.8 mm (Full-Frame) CMOS |
| Size | full-frame |
| Megapixels | 62.5 MP |
| ISO Range | 100 |
| Processor | BIONZ X |
Autofocus
| AF Points | 567 |
| AF Type | Automatic (A), Continuous-Servo AF (C), Direct Manual Focus (DMF |
| 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 | 120 |
| 10-bit | Yes |
| Log Profile | Yes |
| RAW Video | Yes |
| Codec | H.264 |
Display & EVF
| Screen Size | 3" |
| Touchscreen | Yes |
| Articulating | No |
| EVF Resolution | 3.69 M dots |
Build
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.5 lbs |
| Battery Life | 670 |
Connectivity
| Wi-Fi | Yes |
| Bluetooth | Yes |
| USB | USB-C |
| HDMI | Micro HDMI |
| Hot Shoe | Yes |
竞品对比
| Spec | Sony Alpha a7R IV | 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 | 62.5MP 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 | 567 | 1053 | 425 | 493 | 315 | 1053 |
| Burst FPS | 10 | 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) | 662 | 609 | 579 | 1160 | 721 | 511 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Evf | Build | Burst | Video | Sensor | Battery | Display | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Sony Alpha a7R IV | 90.5 | 86.8 | 96.7 | 61.7 | 74.3 | 71.8 | 96.4 | 63.4 | 92 | 82.9 |
| Canon EOS R6 Mark III R6 Mark III Compare | 98.1 | 85.9 | 94.4 | 92.6 | 88.8 | 56.6 | 96.2 | 98.9 | 92 | 99.5 |
| Fujifilm X-H2 X-H2 Compare | 86.3 | 95 | 89.1 | 83.9 | 95 | 98.1 | 96.6 | 81.2 | 92 | 93 |
| Nikon Z Z9 Compare | 89 | 87.6 | 99.5 | 96 | 98.7 | 62.7 | 97.1 | 81.2 | 92 | 82.9 |
| Panasonic LUMIX GH7 GH7 Compare | 82.1 | 85.9 | 97.4 | 94.9 | 97.1 | 54.1 | 88.6 | 81.2 | 77.8 | 95.8 |
| OM System OM-1 Mark II OM-1 Mark II Compare | 98.1 | 88.4 | 88.5 | 99.7 | 83.6 | 38.2 | 93.9 | 81.2 | 76 | 99.5 |
Price
性价比分析
最低 US$3,298
Amazon 1 个报价 最低 US$3,298
Adorama 2 个报价 最低 US$3,298
Price History
使用场景评分
完整评测即将发布。上方的规格、评分、价格和图表始终保持最新。
