Ultimate Aspect Ratio Calculator Cheat Sheet for Editors, Creators & Designers
Struggling to remember all the different screen and video formats? This Aspect Ratio Calculator Cheat Sheet is your go-to quick reference. Whether you're editing a cinematic project, formatting for Instagram Reels, or designing digital signage, this guide covers every major aspect ratio at a glance.
Need additional help? Use our interactive Aspect Ratio Calculator to get the exact dimensions for your next project in seconds.
Need additional help? Use our interactive Aspect Ratio Calculator to get the exact dimensions for your next project in seconds.
Television & Video
Name
Aspect Ratio
Notes
NTSC (SDTV)
4:3
Traditional standard-definition TV
PAL (SDTV)
5:4, 4:3
Used in Europe, some variations
HDTV
16:9
High-definition standard
Ultra-wide HDTV
21:9
Also called 64:27 or 2.37:1
CinemaScope
2.35:1
Older anamorphic widescreen
Modern Widescreen
2.39:1
Standard cinema widescreen today
Anamorphic video
2.40:1
Cinematic scope
IMAX (Digital)
1.90:1
Taller than standard widescreen
IMAX (70mm)
1.43:1
Classic large-format film
Open Matte
1.37:1
Full frame TV-safe aspect ratio variant
Academy Ratio
1.375:1
Used before widescreen became common
Cinema/Film Formats
Name
Aspect Ratio
Notes
Silent Era Films
1.33:1
Early standard (same as 4:3)
VistaVision
1.66:1
Widescreen film format
European Widescreen
1.66:1
Common in European films
US Widescreen
1.85:1
Theatrical widescreen standard
Super 35
Variable
Used in modern productions
Cinerama
2.59:1
Curved screen, rare
Academy
1.375:1
Classic Hollywood standard (1930s–1950s)
Cinema Scope
2.35:1
Original widescreen format
Anamorphic Scope
2.39:1
Current standard for theatrical releases
IMAX
1.43:1
Large-format film projection
Digital IMAX
1.43:1
Large-format film projection
Ultra Panavision 70
2.76:1
Super-wide, rare, used in Ben-Hur, etc.
Computer Monitor & Displays
Name
Aspect Ratio
Notes
Standard Monitor
4:3
Older CRT displays
SXGA
5:4
1280×1024 resolution
WXGA / HD
16:9
Most common today
WUXGA
16:10
1920×1200 resolution, preferred by pros
Ultrawide
21:9
2560×1080 or 3440×1440
Super Ultrawide
32:9
5120×1440 monitors
Square Display
1:1
Instagram format or square monitors
Portrait
9:16
Vertical displays or phones
Mobile Devices
Name
Aspect Ratio
Notes
Classic Smartphone
3:2
iPhone 4/5 era
Modern Smartphone
16:9
iPhone 6/7/8 and older Androids
Tall Smartphone
18:9 (2:1)
Newer Android flagships
Notched/Tall Phones
19.5:9
iPhone X and newer
Foldables
Variable
Folded: ~6:5, Unfolded: 4:3 to 3:2
Photography/Still Images
Name
Aspect Ratio
Notes
Full-frame / 35mm film
3:2
DSLR cameras
Medium Format (645)
4:3
Some Hasselblad/Mamiya formats
Square Format
1:1
Instagram, Polaroid
Large Format (8x10)
5:4
Very high-resolution photography
APS-C
~3:2
Cropped DSLR sensors
Aspect Ratios for Video Editing
720p
Aspect Ratio
Resolution
0.80 (4:5)
576 x 720
1.25 (5:4)
900 x 720
1.33 (4:3)
960 x 720
1.66 (5:3)
1200 x 720
1.78 (16:9)
1280 x 720
1.85
1280 x 692
1.90
1280 x 674
2.00
1280 x 640
2.35
1280 x 545
2.37
1280 x 540
2.39
1280 x 536
2.40
1280 x 532
2.44
1280 x 524
1080p
Aspect Ratio
Resolution
0.80 (4:5)
864 x 1080
1.25 (5:4)
1350 x 1080
1.33 (4:3)
1440 x 1080
1.66 (5:3)
1800 x 1080
1.78 (16:9)
1920 x 1080
1.85
1920 x 1038
1.90
1920 x 1010
2.00
1920 x 960
2.35
1920 x 816
2.37
1920 x 810
2.39
1920 x 802
2.40
1920 x 800
2.44
1920 x 786
2k
Aspect Ratio
Resolution
0.80 (4:5)
922 x 1152
1.25 (5:4)
1440 x 1152
1.33 (4:3)
1536 x 1152
1.66 (5:3)
1920 x 1152
1.78 (16:9)
2048 x 1152
1.85
2048 x 1107
1.90
2048 x 1078
2.00
2048 x 1024
2.35
2048 x 870
2.37
2048 x 864
2.39
2048 x 858
2.40
2048 x 852
2.44
2048 x 838
3K
Aspect Ratio
Resolution
0.80 (4:5)
1382 x 1728
1.25 (5:4)
2160 x 1728
1.33 (4:3)
2304 x 1728
1.66 (5:3)
2880 x 1728
1.78 (16:9)
3072 x 1728
1.85
3072 x 1660
1.90
3072 x 1620
2.00
3072 x 1536
2.35
3072 x 1307
2.37
3072 x 1296
2.39
3072 x 1284
2.40
3072 x 1280
2.44
3072 x 1258
4k
Aspect Ratio
Resolution
0.80 (4:5)
1843 x 2304
1.25 (5:4)
2880 x 2304
1.33 (4:3)
3072 x 2304
1.66 (5:3)
3840 x 2304
1.78 (16:9)
4096 x 2304
1.85
4096 x 2214
1.90
4096 x 2160
2.00
4096 x 2048
2.35
4096 x 1742
2.37
4096 x 1728
2.39
4096 x 1714
2.40
4096 x 1706
2.44
4096 x 1678
5K
Aspect Ratio
Resolution
0.80 (4:5)
2304 x 2880
1.25 (5:4)
3600 x 2880
1.33 (4:3)
3840 x 2880
1.66 (5:3)
4800 x 2880
1.78 (16:9)
5120 x 2880
1.85
5120 x 2768
1.90
5120 x 2700
2.00
5120 x 2560
2.35
5120 x 2178
2.37
5120 x 2160
2.39
5120 x 2142
2.40
5120 x 2132
2.44
5120 x 2098
6K
Aspect Ratio
Resolution
0.80 (4:5)
2765 x 3456
1.25 (5:4)
4320 x 3456
1.33 (4:3)
4608 x 3456
1.66 (5:3)
5760 x 3456
1.78 (16:9)
6144 x 3456
1.85
6144 x 3320
1.90
6144 x 3234
2.00
6144 x 3072
2.35
6144 x 2614
2.37
6144 x 2592
2.39
6144 x 2570
2.40
6144 x 2560
2.44
6144 x 2518
8K
Aspect Ratio
Resolution
0.80 (4:5)
3686 x 4608
1.25 (5:4)
5760 x 4608
1.33 (4:3)
6144 x 4608
1.66 (5:3)
7680 x 4608
1.78 (16:9)
8192 x 4608
1.85
8192 x 4428
1.90
8192 x 4320
2.00
8192 x 4096
2.35
8192 x 3486
2.37
8192 x 3456
2.39
8192 x 3428
2.40
8192 x 3412
2.44
8192 x 3356
Cinema DCP 2K
Aspect Ratio
Resolution
Flat (1.85)
3996 x 2160
Scope (2.39)
4096 x 1716
Full Container (1.90)
4096 x 2160
Cinema DCP 2K
Aspect Ratio
Resolution
Flat (1.85)
1998 x 1080
Full Container (1.90)
2048 x 858
1.33 (4:3)
2048 x 1080
4K UHD
Aspect Ratio
Resolution
0.80 (4:5)
1728 x 2160
1.25 (5:4)
2700 x 2160
1.33 (4:3)
2880 x 2160
1.66 (5:3)
3600 x 2160
1.78 (16:9)
3840 x 2160
1.85
3840 x 2076
1.90
3840 x 2020
2.00
3840 x 1920
2.35
3840 x 1634
2.37
3840 x 1620
2.39
3840 x 1606
2.40
3840 x 1600
2.44
3840 x 1574
8K UHD
Aspect Ratio
Resolution
0.80 (4:5)
2765 x 3456
1.25 (5:4)
5400 x 3456
1.33 (4:3)
5760 x 3456
1.66 (5:3)
7200 x 3456
1.78 (16:9)
7680 x 4320
1.85
7680 x 4150
1.90
7680 x 4042
2.00
7680 x 3840
2.35
7680 x 3268
2.37
7680 x 3240
2.39
7680 x 3212
2.40
7680 x 3200
2.44
7680 x 3148
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