The Canon EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM has 8.4 MP more megapixel (approx.) than the Canon EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens (32.5 MP vs 24.1 MP). The Canon EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM has 76,800 more ISO sensitivity (max) than the Canon EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens (102400 vs 25600). The Canon EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM has 1 more memory slots than the Canon EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens (2 vs 1). Only the Canon EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM has touchscreen. Only the Canon EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM has dustproof.
Megapixel (approx.)
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:24.1 MP
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:32.5 MP
Maximum image resolution
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:6000 x 4000 pixels
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:6960 x 4640 pixels
Image sensor size (W x H)
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:22.3 x 14.9 mm
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:35.9 x 23.9 mm
Image formats supported
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:JPEG, Raw
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:HEIF, JPEG, Raw
ISO sensitivity (max)
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:25600
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:102400
Light exposure correction
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:± 3EV (1/3EV step)
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:± 3EV (1/2EV; 1/3EV step)
Fastest camera shutter speed
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:1/4000 s
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:1/16000 s
Maximum video resolution
EOS R100 + RF-S 18-45mm F4.5-6.3 IS STM Lens + RF 75-300mm F4-5.6 Lens:3840 x 2160 pixels
EOS R6 Mark III + RF 24-105mm F4-7.1 IS STM:6960 x 3672 pixels
6000 x 4000, 3984 x 2656, 2976 x 1984, 2400 x 1600, 5328 x 4000, 3552 x 2664, 2656 x 1992, 2112 x 1600, 4000 x 4000, 2656 x 2656, 1984 x 1984, 1600 x 1600
6960 x 4640, 4800 x 3200, 3472 x 2320, 2400 x 1600, 4320 x 2880, 6160 x 4640, 4256 x 3200, 3072 x 2320, 2112 x 1600, 6960 x 3904, 4800 x 2688, 3472 x 1952, 2400 x 1344, 3200 x 3200, 2320 x 2320, 1600 x 1600
Supported aspect ratiosDiffers
1:1, 3:2, 4:3, 16:9
1:1, 2:3, 3:2, 3:4, 4:3, 16:9
Total megapixelsKnown for one
—Unknown — not stated by the source
34.2 MP
Image sensor size (W x H)Differs
22.3 x 14.9 mm
35.9 x 23.9 mm
Built-in low-pass filterKnown for one
—Unknown — not stated by the source
Yes
Colour filter typeKnown for one
—Unknown — not stated by the source
Primary colour filter
Sensor shift ISKnown for one
—Unknown — not stated by the source
Yes
Sensor shift IS number of stops (max)Known for one
—Unknown — not stated by the source
8.5
Image formats supportedDiffers
JPEG, Raw
HEIF, JPEG, Raw
Image stabilizerKnown for one
No
—Unknown — not stated by the source
Sensor formatKnown for one
Advanced Photo System type-C (APS-C)
—Unknown — not stated by the source
Lens systemidentical
Focal length rangeKnown for one
—Unknown — not stated by the source
24 - 105 mm
Minimum aperture numberKnown for one
—Unknown — not stated by the source
40
Lens structure (elements/groups)Known for one
—Unknown — not stated by the source
11/13
Number of diaphragm bladesKnown for one
—Unknown — not stated by the source
7
Lens mount interface
Canon RF
Canon RF
Focusing2 differ
Focus
TTL
TTL
Focus adjustment
Auto/Manual
Auto/Manual
Focusing systemKnown for one
—Unknown — not stated by the source
Dual Pixel CMOS AF II
Auto focusing (AF) modesDiffers
Continuous Auto Focus, One Shot Focus, Servo Auto Focus
Number of manual brightness adjustment levelsKnown for one
—Unknown — not stated by the source
4
Viewing angle, horizontalKnown for one
—Unknown — not stated by the source
170°
Viewing angle, verticalKnown for one
—Unknown — not stated by the source
170°
Display diagonal (metric)Known for one
7.5 cm
—Unknown — not stated by the source
Display aspect ratioKnown for one
3:2
—Unknown — not stated by the source
Vari-angle LCD displayKnown for one
No
—Unknown — not stated by the source
Viewfinder4 differ
Viewfinder type
Electronic
Electronic
Depth of field previewKnown for one
—Unknown — not stated by the source
Yes
MagnificationDiffers
0.95x
0.76x
Viewfinder eyepoint (approx.)Known for one
—Unknown — not stated by the source
2.3 cm
Viewfinder frame rate (smooth mode)Differs
60 fps
120 fps
Viewfinder informationKnown for one
—Unknown — not stated by the source
AE lock, AEB, AF method, AF operation, AF point information, Anti-flicker shooting, Aperture, Auto Lighting Optimizer, Battery level, Bluetooth function, Digital Lens Optimizer, Drive mode, Electronic level, Exposure compensation, Exposure level indicator, Exposure simulation, FE lock, FEB, Flash-re
Viewfinder screen sizeDiffers
0.39"
0.5"
Viewfinder resolution (approx.)Differs
2360000 pixels
3690000 pixels
Viewfinder frame rate (power saving mode)Known for one
