Fujifilm GFX 100S vs. Sony Alpha7 IV ILCE-7M4

Camera Comparison, Reviews and Tests

In depth comparison and review of Fujifilm GFX 100S and Sony Alpha7 IV ILCE-7M4. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Fujifilm GFX 100S vs. Sony Alpha7 IV ILCE-7M4 Comparison Chart
DESIGN AND DIMENSIONS Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Product Type Digital camera - 4K - mirrorless system with movie recording Digital camera - 4K - mirrorless system
Lens Included Body only Body only
Height 10.42 cm 9.64 cm
Width 15 cm 13.13 cm
Depth 8.72 cm 7.98 cm
Weight 821 g 658 g
Weight Details Camera body only: 821 g
Camera with battery and memory card: 900 g
Camera with battery and memory card: 658 g
Body Material Magnesium alloy Magnesium alloy
Enclosure Colour Black -
Protection Weatherproof, freezeproof, dust-resistant Dust-resistant, moisture-resistant
Digital Zoom - 4x
SENSOR Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Sensor Resolution 102 Megapixel 33.0 Megapixel
Optical Sensor Type CMOS Exmor R CMOS
Total Pixels - 34,100,000 pixels
Effective Sensor Resolution 102,000,000 pixels 33,000,000 pixels
Optical Sensor Size Medium Format (43.8 x 32.9 mm) Full Frame (35.9 x 23.9 mm)
Frame Rate (Max Resolution) 30 fps 60 fps
Sensor Dust Reduction Yes Yes
Sensor Features Ultrasonic vibration Dust Reduction (image sensor vibration), Anti-Dust coating
Image Stabiliser Optical (5-axis image sensor shift mechanism) Optical (Steady Shot with 5-axis Intelligent Active Mode)
Built-in Optical Image Stabiliser - Yes
Sensors - Digital level metre
PROCESSOR Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Image Processor X-Processor 4 BIONZ XR
LENS Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Lens Mounting Type Fujifilm G Mount Sony E-mount
FOCUSING Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Auto Focus TTL contrast and phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty - 759
Auto Focus Features - Focus Peaking function, Predictive Focus Control
AE/AF Control Subject-tracking AF, Eye detection AF, Zone AF Face-priority AF, Subject-tracking AF, Touch Area AF, Zone AF, Real-time Eye AF, Real-time Tracking AF, Wide-area AF, Expanded area AF, animal eye detection, bird eye detection, right/left eye select
Face Detection Eye Detect AF, face-priority AF function Eye Detect AF, face-priority AF function
VIEWFINDER Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Viewfinder Type Electronic - OLED Electronic - OLED
Viewfinder Colour Support Colour Colour
Viewfinder Diagonal Size 0.5" 0.5"
Viewfinder Resolution 3,690,000 pixels 3,686,400 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.77x 0.78x
Optical Viewfinder Dioptric Correction Range -4 to +2 -4 to +3
Features Viewfinder brightness control, auto eye sensor -
EXPOSURE & WHITE BALANCE Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
ISO (Max) 102400 204800
Native ISO - 100-51200
Extended ISO (Max) 25600 (H1), 51200 (H2), 102400 (H3) 204800
Extended ISO (Min) 50 50
Light Sensitivity ISO 50, ISO auto, ISO 102400, ISO 51200, ISO 25600, ISO 100-12800 ISO 50, ISO auto, ISO 204800, ISO 100-51200
Exposure Metering Multi-segment, centre-weighted, spot, average Multi-segment, centre-weighted, average, highlight spot
Exposure Metering Zones 256 1200
Exposure Modes Automatic, manual, aperture-priority, shutter-priority Automatic, manual, aperture-priority, shutter-priority
Bracketing Modes Dynamic Range Bracketing, Film Simulation Bracketing, focus bracketing, ISO sensitivity bracketing, white balance bracketing Dynamic Range Bracketing, white balance bracketing
Special Effects Chrome, Film Simulation, Grainy Film Soft Skin, Creative Look presets
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Incandescent, fluorescent, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Underwater Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K
Shutter Type Mechanical, electronic Mechanical electronically-controlled
Max Shutter Speed 1/16000 sec 1/8000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±5 EV range, in 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 2, 3, 5, 7, 9 steps in 1/3 - 3 EV steps 3, 5 or 9 steps
White Balance Bracketing Yes -
X-sync Speed 1/125sec 1/250sec
Exposure Range - EV -3-20 (ISO 100)
DISPLAY Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Type 3.2" LCD display 3" LCD display
Touch Screen Yes Yes
Display Format 2,360,000 pixels 1,036,000 pixels
Display Form Factor Folding Folding
Display Features Display brightness control, display colour control Display brightness control
VIDEOGRAPHY / CAMCORDER Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Digital Video Format H.264, HEVC, H.265 MPEG-4, H.264, XAVC S, H.265, XAVC HS
Image Recording Format JPEG, RAW, RAW + JPEG JPEG, RAW, RAW + JPEG, HEIF, RAW + HEIF
Max Video Resolution 4096 x 2160 3840 x 2160
Audio Signal Format - Linear PCM, AAC
Microphone Operation Mode - Stereo
Microphone Features - Wind noise reduction
MEMORY Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Memory Card Slot SD card SD card, CFexpress / SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card, CFexpress
Memory Card Included No -
Memory Card Max Supported Size 2 TB -
Image Storage 11648 x 8736
11648 x 7768
11648 x 6552
8736 x 8736
11648 x 4304
10928 x 8736
10192 x 8736
8256 x 6192
8256 x 5504
8256 x 4640
6192 x 6192
8256 x 3048
7744 x 6192
7232 x 6192
4000 x 3000
4000 x 2664
4000 x 2248
2992 x 2992
4000 x 1480
3744 x 3000
3504 x 3000
7008 x 4672
4608 x 3072
3504 x 2336
4608 x 3072 - APS-C mode
3504 x 2336 - APS-C mode
6224 x 4672
4096 x 3072
3120 x 2336
4096 x 3072 - APS-C mode
3120 x 2336 - APS-C mode
7008 x 3944
4608 x 2592
3504 x 1968
4608 x 2592 - APS-C mode
3504 x 1968 - APS-C mode
4672 x 4672
3072 x 3072
2336 x 2336
3072 x 3072 - APS-C mode
2336 x 2336 - APS-C mode
Video Capture 4096 x 2160 p
3840 x 2160 p
2048 x 1080 p
1920 x 1080 p
XAVC HS - 3840 x 2160 p - 60 fps
XAVC HS - 3840 x 2160 p - 24 fps
XAVC HS - 3840 x 2160 p - 50 fps
XAVC S - 3840 x 2160 p - 60 fps
XAVC S - 3840 x 2160 p - 30 fps
XAVC S - 3840 x 2160 p - 24 fps
XAVC S - 3840 x 2160 p - 50 fps
XAVC S - 3840 x 2160 p - 25 fps
XAVC S - 1920 x 1080 p - 60 fps
XAVC S - 1920 x 1080 p - 30 fps
XAVC S - 1920 x 1080 p - 24 fps
XAVC S - 1920 x 1080 p - 50 fps
XAVC S - 1920 x 1080 p - 25 fps
BATTERY AND CHARGING Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Battery Type Fujifilm NP-W235 Lithium Ion Sony NP-FZ100 Lithium Ion
Details Fujifilm NP-W235 Li-ion rechargeable battery (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life Photo shooting - 460 shots
Video recording - 95 minutes (4K resolution)
Photo shooting - 520 shots (EVF on)
Photo shooting - 580 shots (LCD Monitor on)
Video recording - 100 minutes (EVF on)
Video recording - 110 minutes (LCD Monitor on)
CONNECTIONS Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Interface HDMI, USB-C, IEEE 802.11b/g/n, Bluetooth 4.2 USB 2.0, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 4.1
Connectivity Features Remote control via mobile devices, Wireless Image Transfer Remote control via mobile devices, remote live view, Wireless Image Transfer, wireless video upload to FTP server, PC Remote functions via Wi-Fi
Print Standard Exif Print support Exif Print support, PRINT Image Matching
Flash Terminal Hot shoe Hot shoe
Connector Type USB 3.2 Gen 1 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control (sub-mini phone 2.5 mm)
USB 2.0 (5 pin Micro-USB Type B)
USB 3.2 Gen 1 (USB Type-C)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
FEATURES Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Self-Timer Delay 10 sec, 2sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 2 frames per second, 5 frames per second, 2.9 frames per second 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second
Additional Features Auto power save, date/time stamp, histogram display, interval shooting mode, in-camera RAW processing Built-in speaker, camera orientation detection, histogram display, shadow point display, highlight point display, Dynamic Range Optimizer, USB charging, Intelligent AUTO (iAUTO), fast motion recording, noise reduction over long exposures, high ISO speed noise reduction, silent shooting, BRAVIA Sync function, distortion correction function, S-Log2 gamma setting, slow motion recording, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting, 4:2:2 10-bit internal rercording, simultaneous streaming & recording mode, focus breathing compensation, USB streaming, 14-bit RAW
OTHERS Fujifilm GFX 100S Sony Alpha7 IV ILCE-7M4
Included Accessories Body cap, shoulder strap, AC power adaptor, USB cable, power plug adapter, cable protector, hot shoe cover Eyepiece cover, body cap, shoulder strap, AC power adaptor, shoe cap, USB-C to USB-A cable
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature -10 °C 0 °C
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