Fujifilm GFX 100S vs Canon EOS Rebel XSi

This is a full comparison between the cameras Fujifilm GFX 100S and Canon EOS Rebel XSi. We compare them by looking at the categories you see below.

Manufacturing

Fujifilm GFX 100S is manufacturered by Fujifilm but Canon EOS Rebel XSi is from Canon. Both Fujifilm and Canon are well known brands though.

Fujifilm GFX 100S were released 2021 and Canon EOS Rebel XSi was released 2008. That is a 13 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Fujifilm GFX 100S 2021
Canon EOS Rebel XSi 2008

Type of camera

Fujifilm GFX 100S is a Mirrorless camera while Canon EOS Rebel XSi is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Fujifilm GFX 100S has a "Fujifilm Medium Format"-sensor while Canon EOS Rebel XSi has a "Canon APS-C"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

Camera Focal length, 50mm f/1.8 **
Fujifilm GFX 100S 39.5 mm
Fujifilm Medium Format sensor
Crop factor/focal length multiplier by * 0.79
Canon EOS Rebel XSi 80 mm
Canon APS-C sensor
Crop factor/focal length multiplier by * 1.6

** Experienced focal length when using a lens such as a common "50mm f/1.8"

Learn more about crop factor and focal length multiplier here:

Resolution

Fujifilm GFX 100S has a 102 MP (Megapixels) resolution while Canon EOS Rebel XSi has 12,2 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Fujifilm GFX 100S 102 MP
101756928 pixels
11648 x 8736
Canon EOS Rebel XSi 12,2 MP
12166656 pixels
4272 x 2848

Fujifilm GFX 100S has a 736 % larger resolution than Canon EOS Rebel XSi. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Fujifilm GFX 100S has a larger ISO-range than Canon EOS Rebel XSi. Fujifilm GFX 100S has an ISO range that stretches from 100 to 12800 while Canon EOS Rebel XSi has 100 to 1600.

Camera ISO Range
Fujifilm GFX 100S 100-12800
Canon EOS Rebel XSi 100-1600

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Fujifilm GFX 100S
Lens compatibility chart for Canon EOS Rebel XSi

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Fujifilm GFX 100S can shoot up to 5 pictures per seconds and Canon EOS Rebel XSi can shoot up to 3,5 pictures per seconds.

Camera FPS (Frames per second)
Fujifilm GFX 100S 5
Canon EOS Rebel XSi 3,5

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

When comparing these two cameras there is only one of them that can shoot movies and that is Fujifilm GFX 100S. Unfortunately Canon EOS Rebel XSi does not support recording movies and movie clips.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, or carried around, for several hours at a time.

Fujifilm GFX 100S weighs 900 gr (equal to 1.98 lb) which is 72% heavier than Canon EOS Rebel XSi and its 524 gr (or 1.16 lb).

Camera Weight
Fujifilm GFX 100S 900 gr
1.98 lb
Canon EOS Rebel XSi 524 gr
1.16 lb

Fujifilm GFX 100S vs Canon EOS Rebel XSi Specs

Below you will find the complete and detailed technical specs for both Fujifilm GFX 100S and Canon EOS Rebel XSi, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product
Fujifilm GFX 100S
Canon EOS Rebel XSi
Name Fujifilm GFX 100S Canon EOS Rebel XSi
Manufacturer Fujifilm Canon
Release Date and Price
Fujifilm GFX 100S
Canon EOS Rebel XSi
Release Year 2021 2008
Release Date 2021-01-27 2008-01-24
MSRP 5999 USD 799 USD
Buy it today
Camera Type
Fujifilm GFX 100S
Canon EOS Rebel XSi
Camera Type Mirrorless DSLR
Sensor
Fujifilm GFX 100S
Canon EOS Rebel XSi
Sensor Size Medium Format (approx 44 x 33 mm) APS-C (approx 22.3 x 14.9 mm)
Sensor Type BSI-CMOS CMOS
Resolution 11648 x 8736 pixels 4272 x 2848 pixels
Megapixels 102 MP 12,2 MP
Image Processor X-Processor 4 DIGIC 3
Image
Fujifilm GFX 100S
Canon EOS Rebel XSi
ISO Range 100 - 12800 100 - 1600
White Balance Presets 7 6
Custom White Balance Yes Yes
Image Stabilization Yes
(Sensor-Shift)
No
Image Stabilization CIPA Rating 6 stops 0 stops
Uncompressed format RAW + TIFF RAW
Optics & Focus
Fujifilm GFX 100S
Canon EOS Rebel XSi
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Phase Detect
Multi Area
Center
Selective Single Point
Tracking
Single
Continuous
Touch
Face Detection
LiveView
Contract Detect (sensor)
Phase Detect
Multi Area
Selective Single Point
Tracking
Single
Continuous
Focus Points 425 9
Lens Mount Fujifilm G

See Compatible Lenses
Canon EF
Canon EF-S

See Compatible Lenses
Focal Length Multiplier Medium Format
0.79x multiplier
Example:
24 mm becomes 19 mm
50 mm becomes 40 mm
100 mm becomes 79 mm
200 mm becomes 158 mm
APS-C Sensor
1.6x multiplier
Example:
24 mm becomes 38 mm
50 mm becomes 80 mm
100 mm becomes 160 mm
200 mm becomes 320 mm
Screen & Viewfinder
Fujifilm GFX 100S
Canon EOS Rebel XSi
Articulated LCD Tilting Fixed
Screen size 3.2” 3”
Screen dots 2360000 230000
Touch screen Yes No
Screen type TFT LCD N/A
Live view Yes Yes
Viewfinder Type Electronic Optical (pentamirror)
Viewfinder Coverage 100% 95%
Viewfinder Magnification 0.61× (0.77× 35mm equiv.) 0.87× (0.54× 35mm equiv.)
Viewfinder Resolution 3690000 N/A
Photography features
Fujifilm GFX 100S
Canon EOS Rebel XSi
Frames per second 5 fps 3,5 fps
Minimum Shutter Speed 30 seconds 30 seconds
Maximum Shutter Speed 1/4000 seconds 1/4000 seconds
Built-in Flash No Yes
Built-in Flash Range N/A 13 meters
External Flash Yes Yes
Self-Timer Yes Yes
Time-lapse Yes Yes
Metering modes Multi
Center Weighted
Spot
Average
Multi
Center Weighted
Partial
Exposure Compensation +/- 5 (at 1/3 EV steps) +/- 2 (at 1/3 EV, 1/2 EV steps)
Videography features
Fujifilm GFX 100S
Canon EOS Rebel XSi
Video recording Yes No
Video format MPEG4
H.264
H.265
N/A
Video resolution 1920 x 1080
3840 x 2160
4096 x 2160
N/A
Built-in Microphone Yes No
Built-in Speakers Yes No
Storage
Fujifilm GFX 100S
Canon EOS Rebel XSi
Memory Card SD/SDHC
SD/SDHC
Connectivity
Fujifilm GFX 100S
Canon EOS Rebel XSi
HDMI Output Yes No
Microphone Port Yes No
Headphone Port Yes No
Wireless Yes
Built-in (802.11 b/g/n + Bluetooth)
No
Remote Control Supported (no further information) Yes (E3 connector, InfraRed)
GPS No No
Body & Dimensions
Fujifilm GFX 100S
Canon EOS Rebel XSi
Enviromentally sealed Yes No
Battery Battery Pack Battery Pack
Battery Details NP-W235 lithium-ion battery & charger
Battery Pack LP-E5
Battery Life (CIPA) 460 shots 600 shots
Width 150 mm 129 mm
Height 104 mm 98 mm
Depth 87 mm 62 mm
Weight 900 gram 524 gram