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Sony Alpha 7 II vs Sony Alpha 7S II

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SonyAlpha 7 IISonyAlpha 7S II
Overview
ReleasedDecember 2014October 2015
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFull frameFull frame
Sensor typeExmor CMOSExmor CMOS
Sensor dimensions35.8 × 23.9 mm35.6 × 23.8 mm
Effective resolution24.3 MP12.2 MP
Largest image6000 × 40004240 × 2832
RAW recordingYesYes
Standard ISO range100–25600100–102400
Sensor detailApproximately 24.7 million total pixels; 3:2 sensor.Approximately 12.4 million total pixels; 3:2 sensor; charge protection coating and sensor-shift dust reduction
Image formatsJPEG, RAW and RAW+JPEG; Sony ARW 2.3; the current maker specification includes uncompressed RAW.JPEG and compressed or uncompressed 14-bit RAW (Sony ARW 2.3); XAVC S, AVCHD 2.0 and MP4 movies
ISO detailStandard still-image ISO 100–25600; expanded ISO 50, 64 and 80. Multi Shot NR reaches ISO 51200 by combining images rather than extending the standard single-image range.Standard still-image and movie ISO 100–102400; still-image extension ISO 50–80 and 128000–409600; movie extension reaches ISO 409600
Image processorBIONZ X.BIONZ X
Lens and shooting
Lens mountSony E-mountSony E-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst5 fps5 fps
Lens detail–Interchangeable E-mount; full-frame FE lenses use the whole sensor; APS-C still-image crop is available. ILCE-7SM2 is supplied without a lens.
AutofocusFast Hybrid AF with 117 phase-detection points in full-frame mode and 25 contrast-detection points; single AF, continuous AF, direct manual focus and manual focus.Contrast-detection AF with 169 points; maker detection range EV -4 to 20 at ISO 100 with an f/2 lens; AF-S, AF-C, direct manual focus and manual focus; Lock-on AF and Eye AF
ShutterFocal-plane shutter; 30 seconds to 1/8000 second plus Bulb; electronic first curtain can be enabled or disabled.Electronically controlled focal-plane shutter; 30 seconds to 1/8000 second plus Bulb; flash sync 1/250 second; electronic first curtain and silent electronic shutter selectable
Burst detailUp to approximately 5 fps in Continuous Hi with AF/AE tracking, according to Sony's announcement; approximately 2.5 fps in Continuous Lo. Speed varies with shooting conditions and the memory card.Up to 5 fps Speed Priority Continuous with focus and exposure fixed at the first frame; 2.5 fps normal continuous. Maker speed-priority buffer approximately 31 compressed RAW or 24 uncompressed RAW images.
Stabilisation detailFive-axis image-sensor shift; Sony claims 4.5 stops under CIPA conditions for pitch/yaw with Sonnar T* FE 55mm F1.8 ZA and long-exposure noise reduction off. Correction depends on the lens.Five-axis sensor-shift correction; maker claim 4.5 stops under CIPA pitch/yaw testing with the FE 55 mm f/1.8 ZA lens and long-exposure noise reduction off; compatible OSS lenses divide correction between lens and body
Flash–No built-in flash; Multi Interface Shoe supports compatible external flash
Exposure controls–1200-zone evaluative metering; program, aperture priority, shutter priority and manual modes; exposure compensation ±5 EV, or ±3 EV using the dedicated dial
Video
Highest video resolution1920 × 1080 at 60 fps3840 × 2160 at 30 fps
Video detailJapanese specification lists XAVC S Full HD 60p, 30p and 24p at approximately 50 Mbps. The headline maximum reflects this NTSC/Japanese mode; no 4K movie recording. S-Log2 picture profiles and clean HDMI output are supported.Internal full-frame 3840 × 2160 at 30p/24p NTSC or 25p PAL in XAVC S up to 100 Mbps; Full HD up to 120p NTSC or 100p PAL. Photo Review identifies internal recording as 8-bit 4:2:0; HDMI output is 8-bit 4:2:2. Sony specifies full-frame 4K recording/output, despite Photography Blog describing Super 35 capture. S-Log2/S-Log3, gamma display assist, timecode and zebra features; approximately 29-minute internal clip limit.
AudioBuilt-in stereo microphone; 3.5 mm microphone and headphone sockets.Built-in stereo microphone; LPCM, Dolby Digital or AAC by recording format; adjustable levels; 3.5 mm microphone and headphone sockets; optional compatible shoe-mounted XLR adaptor
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,228,8001,228,800
Touchscreen–No
Tilting screenYesYes
Display detailTFT screen tilts approximately 107° up and 41° down; dots count colour subpixels.LCD tilts approximately 107° upwards and 41° downwards; no touchscreen
Viewfinder detail0.5-inch XGA OLED Tru-Finder; 2,359,296 dots; 100% coverage and approximately 0.71× magnification with a 50 mm lens at infinity.0.5-type OLED; 2,359,296 dots; 100% coverage; approximately 0.78× magnification with a 50 mm lens at infinity
Connections and design
Wi-FiYesYes
Battery life (maker's claim)350 photographs370 photographs
Body weight556 g584 g
Release detailSony Japan specifies 5 December 2014 for the ILCE-7M2 body, following its 20 November announcement; this is the Japanese sale date, not a UK release claim.Sony USA specifies October 2015 retail availability; Sony Japan gives 16 October 2015. Photo Review found the original Alpha 7S still offered alongside the II, so no exclusive replacement link is inferred.
Recording mediaSD, SDHC and SDXC including UHS-I; Memory Stick PRO Duo, PRO-HG Duo and XC-HG Duo.One combined SD/Memory Stick slot; SD, SDHC and SDXC with UHS-I support; Memory Stick PRO Duo and PRO-HG Duo; XAVC S requires Class 10 SDXC, with UHS Speed Class 3 for 100 Mbps recording
PortsMulti/Micro USB, Micro HDMI, microphone and headphone sockets and Multi Interface Shoe.Multi/Micro USB, Micro HDMI Type D, Multi Interface Shoe, 3.5 mm microphone and headphone sockets and vertical-grip connector
Wireless connectionsWi-Fi IEEE 802.11b/g/n at 2.4 GHz and NFC.Wi-Fi 802.11b/g/n at 2.4 GHz and NFC One-touch remote/sharing
Battery life detailNP-FW50; Sony's UK specification gives up to approximately 350 photographs.NP-FW50; CIPA maker claim approximately 370 photographs using LCD or 310 using viewfinder; continuous movie claim approximately 100 minutes with LCD or 95 with viewfinder
Charging–In-camera USB charging and USB power during operation; optional AC-PW20 adaptor
DimensionsApproximately 126.9 × 95.7 × 59.7 mm (width × height × depth), according to Sony's launch specification.Approximately 126.9 × 95.7 × 60.3 mm
Weight detailApproximately 556 g body only; 599 g with battery and Memory Stick PRO Duo; lens excluded.Approximately 584 g body only; 627 g with battery and Memory Stick PRO Duo; both exclude lens. Photography Blog states 582 g body only, differing from Sony UK and Japan.
MaterialsMagnesium-alloy top and front covers and internal structure; dust- and moisture-resistant design, not a waterproof rating.Magnesium-alloy top, front, rear and internal frame
In the boxPower cord, NP-FW50 battery, AC adaptor, shoulder strap, body cap, accessory shoe cap, eyepiece cup and Micro USB cable, according to Sony UK.Sony UK lists NP-FW50 battery, BC-VW1 charger, AC-UUD11 adaptor, cable protector, strap, USB cable, body/shoe caps and eyepiece cup; Sony Japan and Photo Review list two batteries

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