Canon EOS 6D Basic Instruction Manual page 85

Guide to Image-Recording Quality Settings (Approx.)
Image
Quality Recorded
73
83
74
84
JPEG
7a
8a
*1
b
*2
c
1
RAW
41
61
1
73
RAW
41
+
73
JPEG
61
73
*1: b is suitable for playing the images on a digital photo frame.
*2: c is suitable for emailing the image or using it on a website.
b and c will be in 7 (Fine) quality.

The file size, possible shots, and maximum burst during continuous shooting

are based on Canon's testing standards (3:2 aspect ratio, ISO 100 and
Standard Picture Style) using an 8 GB card. These figures will vary
depending on the subject, card brand, aspect ratio, ISO speed, Picture
Style, Custom Functions, and other settings.
Figures in parentheses apply to an UHS-I class 8 GB card based on Canon's

testing standards.
Pixels
Printing Size
20M A2
8.9M A3
5.0M A4
2.5M 9x13 cm
0.3M -
20M A2
11M A3
5.0M A4
20M A2
20M A2
11M A3
20M A2
5.0M A4
20M A2
3 Setting the Image-Recording Quality
File Size Possible
(MB) Shots
6.0 1250
3.1 2380
3.2 2300
1.7 4240
2.1 3450
1.1 6370
1.2 6130
0.3 23070
23.5 300
18.5 380
13.0 550
23.5+6.0 240
18.5+6.0 290
13.0+6.0 380
Maximum
Burst
73 (1250)
2380 (2380)
2300 (2300)
4240 (4240)
3450 (3450)
6370 (6370)
6130 (6130)
23070 (23070)
14 (17)
8 (10)
12 (17)
7 (8)
8 (9)
10 (12)
85