OM System OM-3 OM-3 ASTRO Silver
With a 20.4MP BSI Stacked CMOS sensor and 120fps mechanical burst shooting, it excels at freezing fast action and capturing faint celestial details. Its 413g weather-sealed body and 7.5-stop in-body stabilization enable sharp handheld shooting in challenging light, while a vast Micro Four Thirds lens ecosystem offers versatility. This camera is best for astrophotographers and wildlife action shooters needing a lightweight, rugged tool for extreme environments.
Type mirrorless
Sensor 20.4MP micro-four-thirds
AF Points 1053 pts
Burst 120 fps
Video 4K @60fps
IBIS はい
Weather Sealed はい
Weight 413 g
76 総合スコア
価格 CA$3,431
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Sensor
| Type | BSI Stacked CMOS |
| Size | micro-four-thirds |
| Megapixels | 20.4 MP |
| ISO Range | 200 |
| Processor | TruePic X |
Autofocus
| AF Points | 1053 |
| AF Type | Phase Detection: 1053 |
| Eye AF | Yes |
| Subject Detection | Yes |
Shooting
| Burst (Mechanical) | 120 |
| Max Shutter | 1/32000 |
| Electronic Shutter | Yes |
Video
| Max Resolution | 4K |
| 4K FPS | 60 |
| 1080p FPS | 60 |
| 10-bit | Yes |
| Log Profile | Yes |
| Codec | H.264, H.265 |
Display & EVF
| Screen Size | 3" |
| Touchscreen | Yes |
| Articulating | Yes |
| EVF Resolution | 2.36 M dots |
Build
| Weather Sealed | Yes |
| Weight | 0.4 kg / 0.9 lbs |
Connectivity
| Wi-Fi | Yes |
| Bluetooth | Yes |
| USB | USB-C |
| HDMI | Micro-HDMI |
| Hot Shoe | Yes |
競合製品との比較
| Spec | OM System OM-3 OM-3 ASTRO | Sony a1 a1 II | Canon EOS R6 Mark III R6 Mark III | Fujifilm X-H2 X-H2 | Nikon Z Z9 | Panasonic LUMIX GH7 GH7 |
|---|---|---|---|---|---|---|
| Type | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless |
| Sensor | 20.4MP micro-four-thirds | 50.1MP full-frame | 32.5MP full-frame | 40.2MP aps-c | 45.7MP full-frame | 25.2MP micro-four-thirds |
| AF Points | 1053 | 759 | 1053 | 425 | 493 | 315 |
| Burst FPS | 120 | 30 | 40 | 20 | 30 | 75 |
| Video | 4K @60fps | 8K @120fps | 6K @120fps | 8K @60fps | 8K @120fps | 5K @120fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 413 | 658 | 609 | 579 | 1160 | 721 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Evf | Build | Burst | Video | Sensor | Battery | Display | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| OM System OM-3 OM-3 ASTRO | 97.5 | 88.9 | 90.4 | 98.1 | 80.3 | 39.9 | 44.9 | 82.2 | 84 |
| Sony a1 a1 II Compare | 95.2 | 98.5 | 96.4 | 90.3 | 98.8 | 67.4 | 91.8 | 99.4 | 99.5 |
| Canon EOS R6 Mark III R6 Mark III Compare | 98.2 | 86.6 | 94.4 | 92.7 | 89.2 | 57.8 | 96.4 | 98.9 | 99.5 |
| Fujifilm X-H2 X-H2 Compare | 87 | 95.4 | 89.1 | 84.5 | 95.2 | 97.7 | 96.9 | 82.2 | 93.6 |
| Nikon Z Z9 Compare | 89.6 | 88.3 | 99.6 | 96 | 98.8 | 63.8 | 97.3 | 82.2 | 84 |
| Panasonic LUMIX GH7 GH7 Compare | 83 | 86.6 | 97.5 | 95 | 97.2 | 55.3 | 89.1 | 82.2 | 96.2 |
Price
コストパフォーマンス
最安 CA$3,431
B&H Photo 1件 最安 CA$3,431
2026年5月15日 CA$3,431
