Test out character length/limit in different apps/sites.

The purpose of this is to demonstrate readable character lengths.

Also see

• https://www.aizatto.com/notes/archive/displays-monitors
• https://www.aizatto.com/engineering-code/writing-code/80-character-limit

Table generated using Tables Generator

Tested on:

• MacBook Pro (15-inch, 2016)

This is also known as:

• row lengths
• row limits
• row width
• characters per line
• print width

Display Resolutions

Device	Full Resolution	1/2	1/3	1/4	1/6	Comments
MacBook Pro 13"	1440x900	840x525	560x350	420x262.5	280x175	MacBook Pro 13" Default
MacBook Pro 13"	1680x1050	840x525	560x350	420x262.5	280x175	MacBook Pro 13" "More Space"
MacBook Pro 15"	1024x640	512x320	341.33x213.33	256x160	170.66x106.66
MacBook Pro 15"	1280x800	640x400	426.66x266.66	320x200	213.33x133.33
MacBook Pro 15"	1440x900	720x450	480x300	360x225	240x150
MacBook Pro 15"	1680x1050	840x525	560x350	420x262.5	280x175	MacBook Pro 15" Default
MacBook Pro 15"	1920x1200	960x600	640x400	480x300	320x200
MacBook Pro 16"	1792x1120	896x560	573.33x373.33	448x280	298.66x186.66	MacBook Pro 16" Default
MacBook Pro 16"	2048x1280	1024x640	682.66x426.66	512x320	341.33x213.33	My Default
27" Display	2560x1440	1280x720	853.33x480	640x360	426.66x240
34" Display	3440x1440 (UWQHD)	1720x720	1146.66x480	860x360	573.33x240
38" Display	3840x1600	1920x800	1280x533.33	960x400	640x266	External Monitor
27" Display	3840x2160 (4K)	1920x1080	1280x720	960x540	640x360	Pixel Per Inch: 163
32" Display	3840x2160 (4K)	1920x1080	1280x720	960x540	640x360	Pixel Per Inch: 140
49" Display	5120x1440	2560x720	1706.66x480	1280x360	853.33x240

GitHub

GitHub doesn't work well on 960px, but then again most sites don't.

Pages to test against:

• Viewing a File
• Viewing a Diff
• Viewing a PR (fixed at 71 chars)

font-family: SFMono-Regular, Consolas, "Liberation Mono", Menlo, Courier, monospace;
font-size: 12px;
height: auto;
line-height: 20px;

	macOS Sierra 10.12.6 (16G29)	macOS Sierra 10.12.6 (16G29)
	Safari Version 11.0 (12604.1.38.1.7)	Chrome Version 60.0.3112.113 (Official Build) (64-bit)
960px width - Half of MBPr 15"; Usable but requires scrolling	58	58
1280px width - 3/4s of MBPr 5"; 1/2 of 2560px; Decent	78	78
1440px width - default for MBPr 13"	87	87
1680px width - max for MBPr 13"; default for MBPr 15"	104	104
1706px width - 3/4s of 2560px	115	115
1920px width - max for MBPr 15"	120	120
2560px width	164	164

Phabricator

font-family: Menlo, Consolas, Monaco, monospace;
font-size: 11px;
font-stretch: normal;
font-style: normal;
font-variant-caps: normal;
font-weight: normal;
height: 60px;
line-height: 15px;

	macOS Sierra 10.12.6 (16G29)	macOS Sierra 10.12.6 (16G29)
	Safari Version 11.0 (12604.1.38.1.7)	Chrome Version 60.0.3112.113 (Official Build) (64-bit)
Viewing a Diff
960px width - Half of MBPr 15"	58	58
1280px width - 3/4s of MBPr 5"; 1/2 of 2560px; Decent	82	82
1706px width - 3/4s of 2560px
1920px width - MBPr 15"	141	141
2560px width	179	179