This independent review site earns affiliate commission (at no cost to you) when provided links are used to make any purchase
Sony Alpha 9 II Compared to the Sony Alpha 1
| Specifications | Sony Alpha 9 II | Sony Alpha 1 |
|---|---|---|
 |
 | |
| Year Introduced | 2019 | 2021 |
| Megapixels | 24.2 | 50.1 |
| Total Pixels | 28.3 | 50.5 |
| Sensor Size | 35.6 ×23.8mm | 35.9 x 24.0mm |
| Pixel Dimensions | 6000 x 4000 | 8640 x 5760 |
| Pixel Size | 5.93µm | 4.16µm |
| Diffraction-Limited Aperture | f/9.6 | f/6.7 |
| Sensor Readout Speed (ms) | 3.8 | |
| Sensor Stabilization | Y | Y |
| Lens Mount | Sony E-mount | Sony E-mount |
| FOVCF | 1.0x | 1.0x |
| Image Processor | BIONZ X | BIONZ XR |
| Autofocus | ||
| Type | Fast Hybrid AF(phase-detection AF/contrast-detection AF) | Fast Hybrid AF(phase-detection AF/contrast-detection AF) |
| Points | 693 points (phase-detection AF), APS-C mode with FF lens: 299 points (phase-detection AF), with APS-C lens: 221 points (phase-detection AF) / 25 points (contrast-detection AF) | 759 points (phase-detection AF), APS-C mode with FF lens: 759 points (phase-detection AF), with APS-C lens: 575 points (phase-detection AF) / 425 points (contrast-detection AF) |
| Working Range | EV -3 – 20 (ISO 100 equivalent with F2.0 lens attached) | EV -4 – 20 (ISO 100 equivalent with F2.0 lens attached) |
| Point Selection | 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) | Wide / Zone / Center / Flexible Spot / Expanded Flexible Spot / Tracking |
| Microadjustment | Yes | |
| Touch & Drag AF | Y | |
| Eye Detection AF | Y | Y |
| Focus Bracketing/Stacking | ||
| Exposure Control | ||
| Metering Modes | 1200-zone evaluative metering (Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight) | 1200-zone evaluative metering |
| Metering Range | EV -3 – 20 (at ISO100 equivalent with F2.0 lens attached) | EV -3 – 20 (at ISO100 equivalent with F2.0 lens attached) |
| Exposure Comp | +/- 5.0EV(1/3 EV, 1/2 EV steps selectable), (with exposure compensation dial: +/- 3EV (1/3 EV steps)) | +/- 5.0EV (1/3 EV, 1/2 EV steps selectable) (with exposure compensation dial: +/- 3EV [1/3 EV steps]) |
| AEB | Bracket: Cont., Bracket: Single, 3/5/9 frames selectable. With 3 or 5 frames, in 1/3, 1/2, 2/3, 1.0, 2.0, or 3.0 EV increments, with 9 frames, in 1/3, 1/2, 2/3, or 1.0 EV increments. | Bracket: Cont., Bracket: Single, 3/5/9 frames selectable. (Ambient light, Flash light) |
| Light Flicker Mode | Y | |
| Intervalometer | ||
| ISO Sensitivity | [Still images] Mechanical Shutter: ISO 100-51200 (ISO numbers up from ISO 50 to ISO 204800 can be set as expanded ISO range), AUTO (ISO 100-12800, selectable lower limit and upper limit), Electronic Shutter: ISO 100-25600 (ISO numbers up from ISO 50 can be set as expanded ISO range), AUTO (ISO 100-12800, selectable lower limit and upper limit), [Movies] ISO 100-51200 equivalent (ISO numbers up to ISO 102400 can be set as expanded ISO range), AUTO (ISO 100-12800, selectable lower limit and upper limit) | Still images: ISO 100–32000 (ISO numbers up from ISO 50 to ISO 102400 can be set as expanded ISO range.), AUTO (ISO 100–12800, selectable lower limit and upper limit), Movies: ISO 100–32000 equivalent, AUTO (ISO 100–12800, selectable lower limit and upper limit) |
| Shutter Speed | [Still images, Single shot] Mechanical Shutter: 1/8000 to 30 sec, Bulb, AUTO: 1/32000 to 30 sec, Bulb, Electronic Shutter: 1/32000 to 30 sec, [Still images, Continuous shooting] Mechanical Shutter: 1/8000 to 30 sec, AUTO: 1/32000 to 1/8 sec, Electronic Shutter: 1/32000 to 1/8 sec, [Movies]: 1/8000 to 1/4 (1/3 steps) up to 1/60 in AUTO mode (up to 1/30 in Auto slow shutter mode) | Still images, Single shot Mechanical Shutter: 1/8000 to 30 s, Bulb; AUTO: 1/32000 to 30 s, Bulb; Electronic Shutter: 1/32000 to 30 s; Still images, Continuous shooting Mechanical; Shutter: 1/8000 to 30 s; AUTO: 1/32000 to 1/2 s; Electronic Shutter: 1/32000 to 1/2 s; Movies: 1/8000 to 1/4 (1/3 steps), up to 1/60 in AUTO mode (up to 1/30 in Auto slow shutter mode) |
| Viewfinder | ||
| Type | 0.5" (1.3 cm) electronic, Quad-VGA OLED, 3,686,400 dots | 0.64" (1.6 cm) electronic, OLED, 9.44 million dots |
| Coverage | Approx. 100% | Approx. 100% |
| Magnification | Approx. 0.78x | Approx. 0.90x |
| Eyepoint | Approx. 23mm | Approx. 25mm |
| Information | Digital Level Gauge, Display All Info, For viewfinder, Graphic Display, Histogram, No Disp. Info | Histogram, Real-time image-adjustment display, Digital level gauge, Grid line, Focus check, Peaking MF, Zebra, Movie marker, Emph disp dur REC |
| DOF Preview | Yes (via Setting Effect) | Yes (via Setting Effect) |
| LCD | ||
| Type | 2.95" (7.5cm) TFT, Tilting, approx. 1,440,000 dots | 2.95" (7.5cm) TFT, Tilting Touch Screen, approx 1,440,000 dots |
| Coating | ||
| Brightness Adj | Manual (5 steps between -2 and +2), Sunny Weather mode | Manual (5 steps between -2 and +2), Sunny Weather mode |
| Display Options | Graphic Display, Display All Info., No Disp. Info., Histogram, Digital Level Gauge, Shooting information for viewfinder mode, Focus Peaking (Level setting: High/Mid/Low/Off, Color: White/Red/Yellow), Zebras (selectable level + range or lower limit as custom setting) | Histogram, Real-time image-adjustment display, Digital level gauge, Grid line, Focus check, Peaking MF, Zebra, Movie marker, Emph disp dur REC |
| Flash | ||
| Built-in GN | N/A (ISO 100, meters) | N/A (ISO 100, meters) |
| Built-in Coverage | N/A | N/A |
| Built-in Recycle Time | N/A | N/A |
| Modes | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction (on/off selectable), Wireless, Hi-speed sync | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction (on/off selectable), Wireless, Hi-speed sync. |
| X-Sync | 1/250 s | 1/400 s |
| Exposure Compensation | +/- 3.0 EV (switchable between 1/3 and 1/2 EV steps) | +/- 3.0 EV (switchable between 1/3 and 1/2 EV steps) |
| Hot Shoe/PC Terminal | Yes / Yes | Yes / Yes |
| External Flash Comp | Sony α System Flash | Sony α System Flash, Multi Interface Shoe |
| Shooting | ||
| Shooting Modes | AUTO (iAuto), Programmed AE, Aperture priority, Shutter-speed priority, Manual, Movie, Slow & Quick Motion | AUTO (iAuto), Programmed AE (P), Aperture priority (A), Shutter-speed priority (S), Manual (M), Movie (Programmed AE (P) / Aperture priority (A) / Shutter-speed priority (S) / Manual (M) / Flexible Exp. Mode), Slow & Quick Motion (Programmed AE (P) / Aperture priority (A) / Shutter-speed priority (S) / Manual (M) / Flexible Exp. Mode) |
| Picture Styles | Standard, Vivid, Neutral, Clear, Deep, Light, Portrait, Landscape, Sunset, Night Scene, Autumn leaves, Black & White, Sepia,Style Box(1-6), (Contrast (-3 to +3 steps), Saturation (-3 to +3 steps), Sharpness (-3 to +3 steps)) | PICTURE PROFILE Yes (Off / PP1-PP11) Parameters: Black level, Gamma (Movie, Still, S-Cinetone, Cine1-4, ITU709, ITU709 (800%), S-Log2, S-Log3, HLG, HLG1-3), Black Gamma, Knee, Color Mode, Saturation, Color Phase, Color Depth, Detail, Copy, Reset CREATIVE LOOK ST, PT, NT, VV, VV2, FL, IN, SH, BW, SE, Custom Look (1-6) |
| Image Processing | Peripheral Shading, Chromatic Aberration, Distortion Long exposure NR: On/Off, available at shutter speeds longer than 1 sec., High ISO NR: Normal/Low/Off | Peripheral Shading, Chromatic Aberration, Distortion |
| Abberration Corrections | ||
| Drive Modes | Single Shooting, Continuous shooting (Hi/Mid/Lo selectable), Self-timer, Self-timer (Cont.), Bracket: Single, Bracket: Cont., White Balance bracket, DRO bracket | Single Shooting, Continuous shooting (Hi+/Hi/Mid/Lo selectable), Self-timer, Self-timer (Cont.), Bracket: Single, Bracket: Cont., White Balance bracket, DRO bracket |
| Continuous Shooting | AUTO/Electronic Shutter: Continuous shooting: Hi: max. 20 fps, Mid: max. 10fps, Lo: max. 5 fps, Mechanical Shutter: Continuous shooting: Hi: max. 10 fps, Mid: max. 8fps, Lo: max. 3 fps Buffer: RAW/RAW Uncompressed: 239/131 frames, JPEG: 361 | AUTO/Electronic Shutter: Hi+: 30fps, Hi: 20fps, Mid: 15fps, Lo: 5fps Mechanical Shutter: Hi+: 10fps, Hi: 8fps, Mid: 6fps, Lo: 3fps JPEG Extra fine L: 182 frames, JPEG Fine L: 400 frames, JPEG Standard L: 400 frames, RAW: 238 frames, RAW & JPG: 192 frames, RAW (Lossless Compression): 96 frames, RAW (Lossless Compression) & JPG: 83 frames, RAW (Uncompressed): 82 frames, RAW (Uncompressed) & JPG: 78 frames |
| Shutter Lag | 20ms | 20ms |
| Viewfinder Blackout | N/A | N/A |
| Live View | ||
| FrameRate | 240 fps | |
| Focusing | AF-S (Single-shot AF), AF-C ( Continuous AF), DMF (Direct Manual Focus), Manual Focus | AF-S (Single-shot AF), AF-C ( Continuous AF), DMF (Direct Manual Focus), Manual Focus |
| Metering | Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight | Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight |
| Display Options | Graphic Display, Display All Info, No Display Info, Digital Level Gauge, Histogram | Histogram, Real-time image-adjustment display, Digital level gauge, Grid line, Focus check, Peaking MF, Zebra, Movie marker, Emph disp dur REC |
| File Information | ||
| Still ImageType | JPEG (DCF Ver. 2.0, Exif Ver.2.3, MPF Baseline compliant), RAW (Sony ARW 2.3 format) (1/2 or 1/3 stop increments), Bulb (Total shutter speed range. Available range varies by shooting mode) | JPEG (DCF Ver. 2.0, Exif Ver. 2.32, MPF Baseline compliant), HEIF (MPEG-A MIAF compliant), RAW (Sony ARW 4.0 format compliant) |
| Image Size | [3:2] Full Frame L: 6000 x 4000 (24M), M: 3936 x 2624 (10M), S: 3008 x 2000 (6.0M), APS-C L: 3936 x 2624 (10M), M: 3008 x 2000 (6.0M), S: 1968 x 1312 (2.6M) [16:9] Full Frame L: 6000 x 3376 (20M), M: 3936 x 2216 (8.7M), S: 3008 x 1688 (5.1M), APS-C L: 3936 x 2216 (8.7M), M: 3008 x 1688 (5.1M), S: 1968 x 1112 (2.2M) [4:3] Full Frame L: 5328 x 4000 (21 M), M: 3488 x 2624 (9.2 M), S: 2656 x 2000 (5.3 M) APS-C L: 3488 x 2624 (9.2 M), M: 2656 x 2000 (5.3 M), S: 1744 x 1312 (2.3 M) [16:9] Full Frame L: 6000 x 3376 (20 M), M: 3936 x 2216 (8.7M), S: 3008 x 1688 (5.1M), APS-C L: 3936 x 2216 (8.7M), M: 3008 x 1688 (5.1M), S: 1968 x 1112 (2.2M) [1:1] Full Frame L: 4000 x 4000 (16M), M: 2624 x 2624 (6.9 M), S: 2000 x 2000 (4.0 M), APS-C L: 2624 x 2624 (6.9 M), M: 2000 x 2000 (4.0 M), S: 1312 x 1312 (1.7 M) | IMAGE SIZE (PIXELS) [3:2] 35 mm full frame L: 8640 x 5760 (49.7M), M: 5616 x 3744 (21M), S: 4320 x 2880 (12.4M), APS-C M: 5616 x 3744 (21M), S: 4320 x 2880 (12.4M) IMAGE SIZE (PIXELS) [4:3] 35 mm full frame L: 7680 x 5760 (44.2M), M: 4992 x 3744 (18.6M), S: 3840 x 2880 (11M), APS-C M: 4992 x 3744 (18.6M), S: 3840 x 2880 (11M) IMAGE SIZE (PIXELS) [16:9] 35 mm full frame L: 8760 x 4864 (42M), M: 5616 x 3160 (17.7M), S: 4320 x 2432 (10.5M), APS-C M: 5616 x 3160 (17.7M), S: 4320 x 2432 (10.5M) IMAGE SIZE (PIXELS) [1:1] 35 mm full frame L: 5760 x 5760 (33M), M: 3744 x 3744 (14M), S: 2880 x 2880 (8.2M), APS-C M: 3744 x 3744 (14M), S: 2880 x 2880 (8.2M) |
| Movie Type | XAVC S:MPEG-4 AVC/H.264, AVCHD: MPEG-4 AVC/H.264, MP4: MPEG-4 AVC/H.264 | XAVC S: MPEG-4 AVC/H.264, XAVC HS: MPEG-H HEVC/H.265 |
| Movie Size | NTSC: XAVC S 4K: 3840 x 2160 (30p/100 Mbps, 30p/60 Mbps, 24p/100 Mbps, 24p/60 Mbps), XAVC S HD: 1920 x 1080 (60p/50 Mbps, 30p/50 Mbps, 24p/50 Mbps), 1280 x 720 (120p/50 Mbps), AVCHD: 1920 x 1080 (60p/28 Mbps/PS, 60i/24 Mbps/FX, 60i/17 Mbps/FH, 24p/24 Mbps/FX, 24p/17 Mbps/FH), MP4: 1920 x 1080 (60p/28 Mbps, 30p/16 Mbps), 1280 x 720 (30p/6 Mbps) [comparable PAL settings available] | MOVIE RECORDING SYSTEM (XAVC HS 8K) 7680 x 4320 (4:2:0, 10bit, NTSC) (Approx.): 30p (400 Mbps / 200 Mbps), 24p (400 Mbps / 200 Mbps), 7680 x 4320 (4:2:0, 10bit, PAL) (Approx.): 25p (400 Mbps / 200 Mbps) MOVIE RECORDING SYSTEM (XAVC HS 4K) 3840 x 2160 (4:2:0, 10 bit, NTSC) (Approx.): 120p (200 Mbps), 60p (150 Mbps / 75 Mbps / 45 Mbps), 24p (100 Mbps / 50 Mbps / 30 Mbps); 3840 x 2160 (4:2:0, 10 bit, PAL) (Approx.): 100p (200 Mbps), 50p (150 Mbps / 75 Mbps / 45 Mbps); 3840 x 2160 (4:2:2, 10 bit, NTSC) (Approx.): 120p (280 Mbps), 60p (200 Mbps / 100 Mbps), 24p (100 Mbps / 50 Mbps); 3840 x 2160 (4:2:2, 10 bit, PAL) (Approx.): 100p (280 Mbps), 50p (200 Mbps / 100 Mbps) MOVIE RECORDING SYSTEM (XAVC S 4K) 3840 x 2160 (4:2:0, 8 bit, NTSC) (Approx.): 120p (200 Mbps), 60p (150 Mbps), 30p (100 Mbps / 60 Mbps), 24p (100 Mbps / 60 Mbps); 3840 x 2160 (4:2:0, 8 bit, PAL) (Approx.): 100p (200 Mbps), 50p (150 Mbps), 25p (100 Mbps / 60 Mbps); 3840 x 2160 (4:2:2, 10 bit, NTSC) (Approx.): 120p (280 Mbps), 60p (200 Mbps), 30p (140 Mbps), 24p (100 Mbps); 3840 x 2160 (4:2:2, 10 bit, PAL) (Approx.): 100p (280 Mbps), 50p (200 Mbps), 25p (140 Mbps) MOVIE RECORDING SYSTEM (XAVC S HD) 1920 x 1080 (4:2:0, 8 bit, NTSC) (Approx.): 120p (100 Mbps / 60 Mbps), 60p (50 Mbps / 25 Mbps), 30p (50 Mbps / 16 Mbps), 24p (50 Mbps); 1920 x 1080 (4:2:0, 8 bit, PAL) (Approx.): 100p (100 Mbps / 60 Mbps), 50p (50 Mbps / 25 Mbps), 25p (50 Mbps / 16 Mbps); 1920 x 1080 (4:2:2, 10 bit, NTSC) (Approx.): 60p (50 Mbps), 30p (50 Mbps), 24p (50 Mbps); 1920 x 1080 (4:2:2, 10 bit, PAL) (Approx.): 50p (50 Mbps), 25p (50 Mbps) MOVIE RECORDING SYSTEM (XAVC S-I 4K) 3840 x 2160 (4:2:2, 10 bit, NTSC) (Approx.): 60p (600 Mbps), 30p (300 Mbps), 24p (240 Mbps); 3840 x 2160 (4:2:2, 10 bit, PAL) (Approx.): 50p (500 Mbps), 25p (250 Mbps) MOVIE RECORDING SYSTEM (XAVC S-I HD) 1920 x 1080 (4:2:2, 10 bit, NTSC) (Approx.): 60p (222 Mbps), 30p (111 Mbps), 24p (89 Mbps); 1920 x 1080 (4:2:2, 10 bit, PAL) (Approx.): 50p (185 Mbps), 25p (93 Mbps) SLOW & QUICK MOTION (SHOOTING FRAME RATE) NTSC mode: 1fps, 2fps, 4fps, 8fps, 15fps, 30fps, 60fps, 120fps, 240fps56, PAL mode: 1fps, 2fps, 3fps, 6fps, 12fps, 25fps, 50fps, 100fps, 200fps56 |
| Movie Length | Max duration approx. 29min | |
| Other Information | ||
| Wireless Features | Wi-Fi (2.4 and 5 GHz, IEEE 802.11a/b/g/n/ac), Bluetooth | Built-in Wi-Fi, NFC and Bluetooth 5.0 |
| GPS | Can be synchronized with connected mobile device | Can be synchronized with connected mobile device |
| Custom Functions | ||
| LCD Panel / Illumination | No / No | No / No |
| Water & Dust Resistance | Yes | Yes |
| Sound Memo | No | Yes |
| Interface | ||
| Computer Interface | USB Type-C Terminal | USB Type-C SuperSpeed USB 10 Gbps (USB 3.2) compatible |
| Other Interface | HDMI micro connector (Type-D) out, External Microphone In / Line In (Stereo mini jack), Headphone socket (Stereo mini jack), LAN TERMINAL: 1000BASE-T | HDMI Type-A (full size), External Microphone In / Line In (Stereo mini jack), Headphone socket (Stereo mini jack), multi-terminal USB (Micro), Ethernet |
| Memory | ||
| Memory Type | SD, SDHC or SDXC (UHS-II), Dual Slots | Dual Multi slot for SD, SDHC, SDXC (UHS-I/II)/CFexpress Type A |
| Batteries & Power | ||
| Battery | Rechargeable Battery Pack NP-FZ100 | Rechargeable Battery Pack NP-FZ100 |
| Battery Life | Approx. 500 shots (Viewfinder) / approx. 690 shots (LCD monitor) | Approx. (Still Images) Approx. 430 shots (Viewfinder) / approx. 530 shots (LCD monitor) (CIPA standard) BATTERY LIFE (MOVIE, ACTUAL RECORDING) Approx. 90 min. (Viewfinder) / Approx. 95 min. (LCD monitor) (CIPA standard) (MOVIE, CONTINUOUS RECORDING) Approx. 145 min. (Viewfinder) / Approx. 150 min. (LCD monitor) (CIPA standard) |
| Power Supply Battery Chargers | AC-UUD12 AC Adapter, BC-QZ1 Battery Charger | AC-UUD12 AC Adapter, BC-QZ1 Battery Charger, USB Power Delivery-compatible |
| Physical Specs | ||
| Body Materials | Magnesium Alloy body covers | Magnesium Alloy body covers |
| Shutter Durability Rating | 500,000 | 500,000 |
| Operating Environment | 32–104°F / 0–40°C | 32–104°F / 0–40°C |
| Dimensions Inches | 5.125 x 3.875 x 3.125" (128.9 x 96.4 x 77.5mm) | 5.13 x 3.88 x 3.25" (128.9 x 96.9 x 80.8 mm) |
| CIPA Weight | 23.9 oz (678g) | 26.0 oz (737g) |
| Accessories | ||
| Viewfinder | FDA-EP18 Eyepiece Cup | |
| Wireless File Transmitter | Built-in | Built-in |
| Compatible Lenses | Sony E-Mount | Sony E-mount |
| Battery Grip | VG-C4EM Buy ► | VG-C4EM Buy ► |
| Remote | Sony Remote Control with Multi-terminal cable, Compatible infrared remote | |
| Other | ||
| Review | Sony Alpha 9 II | Sony Alpha 1 |
Buy ► 
|
Buy ►
| |
| Rent ► | Rent ► | |
Recommended Retailers
- B&H Photo(strongly recommended)
- Sony
- Adorama
- Amazon.com
Wex Photographic
Camera Canada- Check the used inventory at
B&H | KEH | Adorama | MPB
Rent it Here
Can you help right now?
Please share this page!
