Sony Alpha ILCE-A9 vs Sony Alpha ILCE-A7 IV Comparison
Let’s compare the Sony Alpha ILCE-A9 vs Sony Alpha ILCE-A7 IV.
Our comparison table below covers all the important specifications of each camera. In this side-by-side review, we will be comparing Sony Alpha ILCE-A9 and Sony Alpha ILCE-A7 IV. Both cameras have 35mm sensors but Sony Alpha ILCE-A9 has a 24.2 MP and Sony Alpha ILCE-A7 IV has a 33.0 MP resolution.
| Sony Alpha ILCE-A9 | Sony Alpha ILCE-A7 IV | |
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| Sensor and Camera Features | ||
| Brand | Sony | Sony |
| Megapixels | 24.2 | 33.0 |
| Sensor Type | CMOS | CMOS |
| Sensor Format | 35mm | 35mm |
| SLR Type | Mirrorless | Mirrorless |
| Crop Factor | 1.0x | 1.0x |
| AA Filter | Fixed | None |
| Image Resolution | 6000 x 4000 (24.0 MP, 3:2) | 7008 x 4672 (32.7 MP, 3:2) |
| Body Image Stabilization | Yes | Yes |
| Native ISO | Min 100 - Max 51200 | Min 100 - Max 51200 |
| Full ISO Settings | AUTO, ISO 100 - 51200, expandable to ISO 50 - 204800 | Auto, 100 - 51200, expandable to 50 - 204800 |
| Startup Time | 1.2 seconds | |
| AF System and Shooting | ||
| Auto Focus Type | Fast Hybrid AF: Wide (693 points (phase-detection AF), 25 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot / Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot) | Fast Hybrid 4D AF: 759 points (PDAF), 425 points (contrast-detection AF); Wide (759 points (PDAF), 425 points (CDAF))/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot/Tracking (Wide/Zone/Center/Flexible Spot (S/M/L)/Expanded Flexible Spot); Touch AF |
| Continuous Shooting Speed / Burst Mode | AUTO, ISO 100 - 51200, expandable to ISO 50 - 204800 | Auto, 100 - 51200, expandable to 50 - 204800 |
| Shutter Speed Range | 1/32000 - 30 sec | 1/8000 - 30 sec |
| Bulb Mode | Yes | Yes |
| JPEG Buffer Size | 364 | 828 |
| AW Buffer Size | 240 | |
| Screen/viewfinder | ||
| LCD | 3.0 | 3.0 |
| LCD Resolution | 1,440,000 dots (360,000 px) | 3,680,000 dots |
| Touchscreen | Yes | Yes |
| Articulating Screen | Yes | Yes |
| Tilt Swivel Screen | No | Yes |
| Selfie Screen | No | Yes |
| Top Deck Display | No | No |
| Focus Peaking | Yes | Yes |
| Viewfinder | EVF / LCD | EVF / LCD |
| Viewfinder Type | EVF: 1.3 cm (0.5 type) 3,686K-dot Quad VGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0m-1 diopter, Approx. 23mm eyepoint from the eyepiece lens, 18.5mm from the eyepiece frame at -1m-1 (CIPA standard), STD 60fps / HI 120fps, eye sensor | EVF: 1.3 cm (0.5 type) 3.68M-dot UXGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0 diopter, 23mm eyepoint from the eyepiece lens |
| Focus Peaking | Yes | Yes |
| Video Features | ||
| Video Resolution | 3840x2160 (30p/25p/24p) | 3840x2160 (60p/50p/30p/25p/24p) |
| Video File Format | XAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo | XAVC S (Long GOP, H.264 MP4); XAVC HS (Long GOP, H.265 HEVC); XAVC S-I (All-Intra, H.264 MP4) |
| Memory Card Type | MS PRO Duo / SD / SDHC / SDXC | MS PRO Duo / SD / SDHC / SDXC / CFexpress |
| Dual Card Slot | Yes | Yes |
| SD UHS Support | Slot1:SD UHS-II; 2:MS/SD UHS-I | 2x:CFexpress Type A, SD UHS-II |
| Microphone Jack | Yes | Yes |
| Headphone Jack | Yes | Yes |
| Flash and Internal Connections | ||
| Built-in Flash | No | No |
| Max Flash Sync Speed | 1/250 | 1/250 |
| Internal connections | Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, 1000Base-T Ethernet, 3.5mm Microphone and Headphone Jacks, Sync Terminal | USB-C (USB 3.2 Gen2, 10Gbps), Multi-Terminal Micro USB (with remote support), Type-A HDMI, 3.5mm Microphone and Headphone jacks |
| Connectivity | ||
| Built-In Wi-Fi | Yes | Yes |
| NFC | Yes | Yes |
| Bluetooth | Yes | Yes |
| Built-In GPS | No | No |
| USB Type | USB 2.0 High Speed,Ethernet,Bluetooth,WiFi | USB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi |
| Physical | ||
| Battery Life (CIPA) | 480 shots | |
| Battery Types | NP-FZ100 Lithium-ion rechargeable | NP-FZ100 Lithium-ion rechargeable |
| Weight | 23.7 oz (673 g) includes batteries | 23.2 oz (658 g) includes batteries |
| Size | 5.0 x 3.8 x 2.5 in. (127 x 96 x 63 mm) | 5.2 x 3.8 x 3.1 in. (131 x 96 x 80 mm) |
| Price | ||
| Price | Buy starting from $3,498.00 |
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| Release Date | 2017-04-15 | 2021-12-31 |