• 35mm 847.3mm2
  • 12.2 megapixels
  • ISO 100 - 102,400
  • 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 100.00mm (35mm eq.)
  • Detailed specifications
  • Sony Alpha ILCE-A7S
  • Canon PowerShot G7 X
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Sony A7S II
A7S vs A7S II
Canon G7X Mark II
G7X vs G7X Mark II
General
Model Number: A7S G7X
Alternate Model Number(s): ILCE-7S  
Camera Format: Compact System Camera Compact
Currently Manufactured: Yes No
Retail Price: $2499.99 $699.99
Street Price: $1,998.00 $699.00
Date Available: 2014-07-08 2014-10-15
Tripod Mount: Yes Yes
Weight: 17.9 oz (507 g)
includes batteries
10.7 oz (302 g)
includes batteries
Size: 5.0 x 3.7 x 1.9 in.
(127 x 94 x 48 mm)
4.1 x 2.4 x 1.6 in.
(103 x 60 x 40 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 12.2 20.2
Sensor Format: 35mm 1 inch
Sensor size: 847.28mm2 (35.60mm x 23.80mm) 116.16mm2 (13.20mm x 8.80mm)
Approximate Pixel Pitch: 8.40 microns 2.41 microns
Focal Length Multiplier: 1.0x 2.7x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes No
Sensor shift image stabilization: No No
On-Sensor Phase Detect: No No
DxO Sensor Score: 87 71
DxO Color Depth Score (bits): 23.9 23.0
DxO Dynamic Range Score (evs): 13.2 12.7
DxO Maximum Effective ISO Score (iso): 3,702 556
Image Capture
Image Resolution: 4240 x 2832 (12.0 MP, 3:2),
4240 x 2384 (10.1 MP, 16:9),
2768 x 1848 (5.1 MP, 3:2),
2768 x 1560 (4.3 MP, Other),
2128 x 1416 (3.0 MP, 3:2),
2128 x 1200 (2.6 MP, Other),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other)
5472 x 3648 (20.0 MP, 3:2),
4320 x 2880 (12.4 MP, 3:2),
2304 x 1536 (3.5 MP, 3:2),
720 x 480 (0.3 MP, 3:2),
5472 x 3080 (16.9 MP, 16:9),
4320 x 2432 (10.5 MP, 16:9),
1920 x 1080 (2.1 MP, 16:9),
720 x 408 (0.3 MP, Other),
4864 x 3648 (17.7 MP, 4:3),
3840 x 2880 (11.1 MP, 4:3),
2048 x 1536 (3.1 MP, 4:3),
640 x 480 (0.3 MP, 4:3),
3648 x 3648 (13.3 MP, 1:1),
2880 x 2880 (8.3 MP, 1:1),
1536 x 1536 (2.4 MP, 1:1),
480 x 480 (0.2 MP, 1:1),
2912 x 3648 (10.6 MP, Other),
2304 x 2880 (6.6 MP, Other),
1232 x 1536 (1.9 MP, Other),
384 x 480 (0.2 MP, Other)
Image File Format: JPEG, RAW (14-bit ARW 2.3), RAW+JPEG JPEG (EXIF 2.3), 12-bit RAW (.CR2), RAW+JPEG
Continuous-mode frames/second: 5.0 6.6
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​60i/​50p/​50i/​30p/​25p/​24p)
1280x720 (120p/​100p)
1440x1080 (30p/​25p)
640x480 (30p/​25p)
1920x1080 (60p/​30p)
1280x720 (30p)
640x480 (30p)
1920x1080 (30p/​15p)
1280x720 (6p/​3p/​1.5p)
640x480 (6p/​3p/​1.5p)
Movie File Format: XAVC-S, AVCHD 2.0, MP4 with stereo sound MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo))
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Sony E n/a
Lens: n/a Canon Zoom Lens
Focal Length (35mm equivalent):   24 - 100mm
Focal Length (actual):   8.8 - 36.8mm
Zoom Ratio:   4.20x
Aperture Range:   f/1.8 (W) / f2.8 (T) - f/11, with 9-blade aperture; built-in 3-stop ND filter
Integrated ND Filter: No Yes
Normal Focus Range:   5 cm to Infinity
2.0 in to Infinity
Macro Focus Range:   5 - 50 cm
2.0 - 19.7 in
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 4x; 2x Clear Image Digital Zoom Up to 4x
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 25-point contrast-detect AF: Wide (25 points), Center-weighted, Flexible Spot (S/M/L), Zone Contrast Detect AF with Face Detection; 31-point AiAF, 1-point (center for face select and track)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD No / LCD
Viewfinder Type: EVF: 0.5-inch (1.30cm) 2.4M-dot XGA color OLED, 100% coverage, 0.71x magnification, -4.0 to +3.0 diopter  
Focus Peaking: Yes Yes
EVF Resolution: 2,359,296 dots (786,432 pixels) n/a
Viewfinder Magnification (35mm equivalent): 0.71x  
Viewfinder Magnification (nominal/claimed): 0.71x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 1,040,000 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 13.3x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 102400 12800
Minimum ISO (native): 100 125
ISO Settings: Auto, 100 - 102,400, expandable to 50 - 409,600 Auto, ISO 125-12800 in 1/3 EV steps
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater Auto, Daylight, Cloudy, Tungsten, Fluorescent, Fluorescent H, Flash, Underwater, Custom 1, Custom 2, Multi-area White Balance, White Balance Correction (Underwater mode), White Balance Correction
Shutter Speed Range: 1/8000 - 30 sec 1/2000 - 250 sec
Bulb Mode: Yes No
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 1200-zone Evaluative Multi-segment, Center-weighted, Spot Evaluative, Center-weighted average, Spot (linked to AF frame), Face Detect AE
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Scene Modes: Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur; Sweep Panorama; Picture Effect: Posterization (Color, B/W), Pop Color, Retro Photo, Partial Color (R, G, B, Y), High Contrast Monochrome, Toy Camera, Soft Highkey, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature, Watercolor, Illustration; Dynamic Range Optimizer (Auto/Level (1-5)), Auto High Dynamic Range: Auto Exposure Difference, Exposure Difference Level (1.0-6.0 EV, 1.0 EV step) Scene Modes: Portrait, Smart Shutter, Star, Handheld Night Scene, Underwater, Snow, Fireworks; Filters: High Dynamic Range, Nostalgic, Fisheye Effect, Miniature Effect, Toy Camera Effect, Background Defocus, Soft Focus, Monochrome, Super Vivid, Poster Effect; Star Portrait, Star Nightscape, Star Trails, Star Time-Lapse Movie
Self Timer: 2 or 10; 3/5 shots after 10 seconds 1 - 30 seconds
Time Lapse (intervalometer):   No
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off Auto, Flash On, Slow Synchro, Flash Off
Flash Guide Number (ISO 100): n/a n/a
Flash Range Description: n/a Auto ISO: 1.6 ft. (50 cm) - 23 ft. (7.0 m) (W), 1.3 ft. (40 cm) - 13 ft. (4.0 m) (T)
Max Flash Sync: 1/250 1/2000
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Multi Interface Hot shoe n/a
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: MS PRO Duo / SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (14-bit ARW 2.3), RAW+JPEG 12-bit RAW (.CR2), RAW+JPEG
Movie File Format: XAVC-S, AVCHD 2.0, MP4 with stereo sound MP4 (Image: MPEG-4 AVC/H.264; Audio: MPEG-4 AAC-LC (Stereo))
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: Yes Yes
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes No
Headphone Jack: Yes No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Yes, via USB or Wi-Fi Via Wi-Fi
Connections (extended): Micro HDMI (Type-D), Multi Micro USB connector, Stereo microphone jack (3.5mm), Stereo headphone jack (3.5mm) Micro HDMI (Type D)
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.53 0.90
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.57  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.52 1.25
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.0 6.6
Buffer size for JPEG shooting in burst mode (frames, max resolution): 62 14
RAW shooting speed in burst mode (fps): 5.0 1.2
Buffer size for RAW shooting in burst mode (frames): 39 4
RAW+JPEG shooting speed in burst mode (fps): 5.0 1.0
Buffer Size for RAW+JPEG shooting in burst mode (frames): 28 2
Shutter lag (full AF, wide/mid): 0.18 seconds 0.20 seconds
Shutter lag (full AF, tele):   0.18 seconds
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.129 seconds 0.219 seconds
Shutter lag (full AF, with flash):   0.89 seconds
Shutter Lag (prefocused): 0.024 seconds 0.097 seconds
Shutter Lag (notes): Full AF lag, Multi-area AF mode = 0.183s  
Startup Time: 2.0 seconds 1.7 seconds
Play -> Record Time: 0.5 seconds 1.4 seconds
Flash cycle time, full power:   6.2 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 380 shots 210 shots
Battery Life, Still (CIPA Rating OVF/EVF): 320 shots  
Battery Life, Video:   40 minutes
Battery Form Factor: Proprietary NP-FW50 Proprietary NB-13L
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 2 x Proprietary NP-FW50 Lithium-ion rechargeable 1 x Proprietary NB-13L Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: Yes No
Software
Included Software:    
OS Compatibility:    
Miscellaneous
Notes & Features: 720p (1,280 x 720 pixel) video can be recorded at 120fps with an APS-C sensor crop. Can't record 4K video internally, but can output uncompressed 3,840 x 2,160 pixel 4K video over the HDMI port for recording on an external device. Can also output uncompressed Full HD (1,920 x 1,080 pixel) video. Can shoot still images at 5.0 fps in Speed Priority Continuous mode, or 2.5 fps otherwise. Battery life figure of 380 shots is for LCD monitor. Using electronic viewfinder, battery life falls to 320 shots. 1"-type 20.2MP sensor, f/1.8-2.8 4.2x zoom lens, DIGIC 6 image processor, 1040K-dot tilting touchscreen, 1080p60 videos, built-in Wi-Fi.