Sony a7 III vs Sony a9 vs Sony a7R III
|
Sony a7 III |
Sony a9 |
Sony a7R III |
Announced |
Feb 27, 2018 |
Apr 19, 2017 |
Oct 25, 2017 |
Price |
MSRP |
$1,998 |
$4,498 |
$3,198 |
Body type |
Body type |
SLR-style mirrorless |
SLR-style mirrorless |
SLR-style mirrorless |
Body material |
Magnesium alloy |
Magnesium alloy |
Magnesium alloy |
Sensor |
Max resolution |
6000 x 4000 |
6000 x 4000 |
7952 x 5304 |
Image ratio w:h |
3:2, 16:9 |
3:2, 16:9 |
3:2, 16:9 |
Effective pixels |
24 megapixels |
24 megapixels |
42 megapixels |
Sensor photo detectors |
25 megapixels |
28 megapixels |
44 megapixels |
Sensor size |
Full frame (35.8 x 23.8 mm) |
Full frame (35.6 x 23.8 mm) |
Full frame (35.9 x 24 mm) |
Sensor type |
BSI-CMOS |
BSI-CMOS |
BSI-CMOS |
Processor |
Bionz X |
Bionz X |
Bionz X |
Color space |
sRGB, AdobeRGB |
sRGB, Adobe RGB |
sRGB, AdobeRGB |
Color filter array |
Primary color filter |
Primary color filter |
Primary color filter |
Image |
ISO |
ISO 100-51200 |
ISO 100-51200 |
ISO 100-32000 |
Boosted ISO (minimum) |
50 |
50 |
50 |
Boosted ISO (maximum) |
204800 |
204800 |
102400 |
White balance presets |
11 |
10 |
10 |
Custom white balance |
Yes |
Yes |
Yes |
Image stabilization |
Sensor-shift |
Sensor-shift |
Sensor-shift |
Image stabilization notes |
5-axis |
5-axis |
5-axis |
CIPA image stabilization rating |
5 stop(s) |
|
5.5 stop(s) |
Uncompressed format |
RAW |
RAW |
RAW |
JPEG quality levels |
Extra fine, fine, standard |
Extra fine, fine, standard |
Extra fine, fine, standard |
File format |
§ JPEG (DCF 2.0, EXIF 2.3)
§ RAW (ARW 2.3) |
§ JPEG (Exif v2.31)
§ Raw (Sony ARW) |
§ JPEG (DCF 2.0, EXIF v2.31)
§ RAW (Sony 14-bit ARW v2.3) |
Optics & Focus |
Autofocus |
§ Contrast Detect (sensor)
§ Phase Detect
§ Multi-area
§ Center
§ Selective single-point
§ Tracking
§ Single
§ Continuous
§ Touch
§ Face Detection
§ Live View |
§ Contrast Detect (sensor)
§ Phase Detect
§ Multi-area
§ Center
§ Selective single-point
§ Tracking
§ Single
§ Continuous
§ Touch
§ Face Detection
§ Live View |
§ Contrast Detect (sensor)
§ Phase Detect
§ Multi-area
§ Center
§ Selective single-point
§ Tracking
§ Single
§ Continuous
§ Touch
§ Face Detection
§ Live View |
Autofocus assist lamp |
Yes |
Yes |
Yes |
Digital zoom |
Yes (4x) |
Yes (2x) |
Yes |
Manual focus |
Yes |
Yes |
Yes |
Number of focus points |
693 |
693 |
425 |
Lens mount |
Sony E |
Sony E |
Sony E |
Focal length multiplier |
1× |
1× |
1× |
Screen / viewfinder |
Articulated LCD |
Tilting |
Tilting |
Tilting |
Screen size |
3″ |
3″ |
3″ |
Screen dots |
921,600 |
1,440,000 |
1,440,000 |
Touch screen |
Yes |
Yes |
Yes |
Screen type |
TFT LCD |
TFT LCD |
TFT LCD |
Live view |
Yes |
Yes |
Yes |
Viewfinder type |
Electronic |
Electronic |
Electronic |
Viewfinder coverage |
100% |
100% |
100% |
Viewfinder magnification |
0.78× |
0.78× |
0.78× |
Viewfinder resolution |
2,359,296 |
3,686,400 |
3,686,400 |
Photography features |
Minimum shutter speed |
30 sec |
30 sec |
30 sec |
Maximum shutter speed |
1/8000 sec |
1/8000 sec |
1/8000 sec |
Maximum shutter speed (electronic) |
|
1/32000 sec |
|
Aperture priority |
Yes |
Yes |
Yes |
Shutter priority |
Yes |
Yes |
Yes |
Manual exposure mode |
Yes |
Yes |
Yes |
Subject / scene modes |
Yes |
No |
Yes |
Exposure modes |
§ Auto
§ Program
§ Aperture priority
§ Shutter priority
§ Manual
§ Scene Selection
§ Slow & Quick Motion
§ Movie |
§ Program
§ Aperture priority
§ Shutter priority
§ Manual |
§ Auto
§ Program
§ Aperture priority
§ Shutter priority
§ Manual |
Scene modes |
§ Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene |
|
|
Built-in flash |
No |
No |
No |
External flash |
Yes (via Multi Interface shoe) |
Yes (via hot shoe or flash sync port) |
Yes (via hot shoe or flash sync port) |
Flash modes |
Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync |
Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync |
Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync |
Flash X sync speed |
1/250 sec |
1/250 sec |
1/250 sec |
Drive modes |
§ Single, continuous, speed priority continuous, self-timer, bracketing (AE, white balance, DRO) |
§ Single
§ Continuous (H/M/L)
§ Self-timer
§ Bracketing (AE, WB, DRO) |
§ Single
§ Continuous
§ Self-timer (single/continuous)
§ Bracketing (single/continuous)
§ WB bracketing
§ DRO bracketing |
Continuous drive |
10.0 fps |
20.0 fps |
10.0 fps |
Self-timer |
Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Yes (2, 5, 10 secs + continuous, 3 or 5 frames) |
Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
Metering modes |
§ Multi
§ Center-weighted
§ Highlight-weighted
§ Average
§ Spot |
§ Multi
§ Center-weighted
§ Highlight-weighted
§ Average
§ Spot |
§ Multi
§ Center-weighted
§ Spot |
Exposure compensation |
±5 (at 1/3 EV, 1/2 EV steps) |
±5 (at 1/3 EV, 1/2 EV steps) |
±5 (at 1/3 EV, 1/2 EV steps) |
AE Bracketing |
±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV steps) |
±6 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV steps) |
±5 (3, 5 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV steps) |
WB Bracketing |
Yes |
Yes (3 frames, H/L selectable) |
Yes |
Videography features |
Format |
MPEG-4, AVCHD, XAVC S, H.264 |
MPEG-4, AVCHD, H.264 |
MPEG-4, AVCHD, XAVC S |
Modes |
§ 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 30p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 24p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 120p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 30p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60p / 25 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 30p / 16 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60i / 24 Mbps, AVCHD, MTS, H.264, Linear PCM
§ 1920 x 1080 @ 60i / 17 Mbps, AVCHD, MTS, H.264, Linear PCM |
§ 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 30p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 25p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 25p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 24p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 120p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 100p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 30p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60p / 28 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 50p / 28 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 60i / 24 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 60i / 17 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 50i / 24 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 50i / 17 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 25p / 24 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 25p / 17 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 24p / 24 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 24p / 17 Mbps, AVCHD, MTS, H.264, Dolby Digital
§ 1920 x 1080 @ 60p / 28 Mbps, MP4, H.264, AAC
§ 1920 x 1080 @ 50p / 28 Mbps, MP4, H.264, AAC
§ 1920 x 1080 @ 30p / 16 Mbps, MP4, H.264, AAC
§ 1920 x 1080 @ 25p / 16 Mbps, MP4, H.264, AAC
§ 1280 x 720 @ 30p / 6 Mbps, MP4, H.264, AAC
§ 1280 x 720 @ 25p / 6 Mbps, MP4, H.264, AAC |
§ 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 3840 x 2160 @ 30p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 120p / 60 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60p / 25 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 60i / 24 Mbps, AVCHD, MTS, H.264, AAC
§ 1920 x 1080 @ 60i / 17 Mbps, AVCHD, MTS, H.264, AAC
§ 1920 x 1080 @ 30p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 30p / 16 Mbps, XAVC S, MP4, H.264, Linear PCM
§ 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM |
Microphone |
Stereo |
Stereo |
Stereo |
Speaker |
Mono |
Mono |
Mono |
Storage |
Storage types |
Two SD/SDHC/SDXC slots (UHS-II support on one) |
Dual SD/SDHC/SDXC slots (One of which UHS-II compatible) |
Two SD/SDHC/SDXC slots (UHS-II support on one) |
Connectivity |
USB |
USB 3.1 Gen 1 (5 GBit/sec) |
USB 2.0 (480 Mbit/sec) |
USB 3.1 Gen 1 (5 GBit/sec) |
HDMI |
Yes (micro-HDMI port with 4K still, uncompressed video output) |
Yes (micro-HDMI) |
Yes (micro HDMI) |
Microphone port |
Yes |
Yes |
Yes |
Headphone port |
Yes |
Yes |
Yes |
Wireless |
Built-In |
Built-In |
Built-In |
Wireless notes |
with NFC and wireless control via PlayMemories Mobile app |
802.11b/g/n + NFC + Bluetooth |
802.11b/g/n + NFC + Bluetooth |
Remote control |
Yes (wired) |
Yes (Wired or wireless) |
Yes (wired, wireless, smartphone) |
Physical |
Environmentally sealed |
Yes |
Yes |
Yes |
Battery |
Battery Pack |
Battery Pack |
Battery Pack |
Battery description |
NP-FZ100 lithium-ion battery and charger |
NP-FZ100 |
NP-FZ100 lithium-ion battery and charger |
Battery Life (CIPA) |
710 |
650 |
650 |
Weight (inc. batteries) |
650 g (1.43 lb / 22.93 oz) |
673 g (1.48 lb / 23.74 oz) |
657 g (1.45 lb / 23.17 oz) |
Dimensions |
127 x 96 x 74 mm (5 x 3.78 x 2.91″) |
127 x 96 x 63 mm (5 x 3.78 x 2.48″) |
127 x 96 x 74 mm (5 x 3.78 x 2.91″) |
Other features |
Orientation sensor |
Yes |
Yes |
Yes |
Timelapse recording |
No |
|
Yes (via downloadable app) |
GPS |
None |
None |
None |
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