{"id":19882,"date":"2022-10-06T13:57:04","date_gmt":"2022-10-06T13:57:04","guid":{"rendered":"https:\/\/forum.sbenny.com\/blog\/technology\/smartphones\/smartphone-reviews\/smartphone-display-reviews\/samsung-galaxy-z-fold4-display-test\/"},"modified":"2022-10-06T13:57:04","modified_gmt":"2022-10-06T13:57:04","slug":"samsung-galaxy-z-fold4-display-test","status":"publish","type":"post","link":"https:\/\/forum.sbenny.com\/blog\/technology\/smartphones\/smartphone-reviews\/smartphone-display-reviews\/samsung-galaxy-z-fold4-display-test\/","title":{"rendered":"Samsung Galaxy Z Fold4 Display test"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div>\n<p>We subjected the Samsung Galaxy Z Fold4 to our rigorous SBMARK Display test suite to measure its performance Cons six criteria.  In this test smmary, we&#8217;ll break down how it fared in a variety of tests and several common use cases.<\/p>\n<h2>Overview<\/h2>\n<p><em>Main display specifications:<\/em><\/p><div id=\"forum-2406270154\" class=\"forum-content-2 forum-entity-placement\">\t\t<div class=\"ad-wrapper\" style=\"width:100%;min-height:250px;text-align:center\">\r\n\t\t\t<!-- In Article Blog -->\r\n\t\t\t<ins class=\"adsbygoogle\"\r\n\t\t\t\t style=\"display:block; text-align:center;\"\r\n\t\t\t\t data-ad-layout=\"in-article\"\r\n\t\t\t\t data-ad-format=\"fluid\"\r\n\t\t\t\t data-ad-client=\"ca-pub-3476569516614521\"\r\n\t\t\t\t data-ad-slot=\"9829044906\"><\/ins>\r\n\t\t\t<script>\r\n\t\t\t\t (adsbygoogle = window.adsbygoogle || []).push({});\r\n\t\t\t<\/script>\r\n\t\t<\/div><\/div>\n<ul>\n<li>7.6 inches AMOLED (~ 90.5% screen-to-body ratio)<\/li>\n<li>Dimensions: 155.1 x 130.1 x 6.3mm (6.11 x 5.12 x 0.25 inches)<\/li>\n<li>Resolution: 1812 x 2176 pixels, (~ 373 ppi density)<\/li>\n<li>Refresh rate: 120Hz<\/li>\n<\/ul>\n<div class=\"row pros-cons\">\n<div class=\"col large-6 bloc-pros\">\n<div class=\"col-inner\">\n<h4>Pros<\/h4>\n<div>\n<ul>\n<li>Good HDR10 video performance, thanks to adequate brightness and good color fidelity<\/li>\n<li>The smartphone is fluid in most uses<\/li>\n<li>The smartphone is readable indoors and in low light conditions<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"col large-6 bloc-cons\">\n<div class=\"col-inner\">\n<h4>versus<\/h4>\n<div>\n<ul>\n<li>In sunlight, the high brightness mode gives an unnatural look to the color content<\/li>\n<li>The brightness is too high for night reading when the blue light filter is turned off<\/li>\n<li>Inside, the details are difficult to read when viewing the images<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>The Samsung Galaxy Z Fold4 offers users an excellent video experience for HDR10 content.  It also has much better glide than its predecessor, but like the Z Fold3 5G, the crease on the Z Fold4 remains visible.  The Z Fold4 has very color stable angular rendering, which means that color differences on both sides of the screen are minimized;  you will only see a difference at important angles.  While it has good overall color fidelity, the Z Fold4&#8217;s behavior is similar to Samsung&#8217;s S22 series phones, meaning its high-brightness mode in sunlight boosts colors to the point that some content looks flat.<\/p>\n<p>Users may find the pinhole camera below the display distracting, as it is visible most of the time, especially on clear content (as can be seen in the aliasing illustration at the end of this article).<\/p><div id=\"forum-3255900967\" class=\"forum-content forum-entity-placement\">\t\t<div class=\"ad-wrapper\" style=\"width:100%;min-height:250px;text-align:center\">\r\n\t\t\t<!-- In Article Blog -->\r\n\t\t\t<ins class=\"adsbygoogle\"\r\n\t\t\t\t style=\"display:block; text-align:center;\"\r\n\t\t\t\t data-ad-layout=\"in-article\"\r\n\t\t\t\t data-ad-format=\"fluid\"\r\n\t\t\t\t data-ad-client=\"ca-pub-3476569516614521\"\r\n\t\t\t\t data-ad-slot=\"9829044906\"><\/ins>\r\n\t\t\t<script>\r\n\t\t\t\t (adsbygoogle = window.adsbygoogle || []).push({});\r\n\t\t\t<\/script>\r\n\t\t<\/div><\/div>\n<h2>Test summary<\/h2>\n<p><em><b>Learn about SBMARK visualization tests<\/b>: For scoring and analysis in our smartphone and other display reviews, SBMARK engineers perform a series of objective and perceptual tests in controlled laboratory and under real-life conditions. <\/em><em>Please note that we evaluate display attributes using only the device&#8217;s built-in display hardware and related still image (gallery) and video apps with default settings. <\/em><em>(For in-depth information on how we rate smartphones and other displays, see our articles, &#8220;How SBMARK Tests Display Quality&#8221; and &#8220;A Closer Look at SBMARK Display Tests&#8221;.<\/em><\/p>\n<p><em>The following section collects the key elements of our exhaustive tests and analyzes performed in SBMARK laboratories.  Detailed performance evaluations in the form of reports are available upon request.  Do not hesitate to contact us.<\/em><\/p><div id=\"forum-2717383961\" class=\"forum-content-3 forum-entity-placement\">\t\t<div class=\"ad-wrapper\" style=\"width:100%;min-height:250px;text-align:center\">\r\n\t\t\t<!-- In Article Blog -->\r\n\t\t\t<ins class=\"adsbygoogle\"\r\n\t\t\t\t style=\"display:block; text-align:center;\"\r\n\t\t\t\t data-ad-layout=\"in-article\"\r\n\t\t\t\t data-ad-format=\"fluid\"\r\n\t\t\t\t data-ad-client=\"ca-pub-3476569516614521\"\r\n\t\t\t\t data-ad-slot=\"9829044906\"><\/ins>\r\n\t\t\t<script>\r\n\t\t\t\t (adsbygoogle = window.adsbygoogle || []).push({});\r\n\t\t\t<\/script>\r\n\t\t<\/div><\/div>\n<div class=\"info-box\">\n<div>\n<p>How the screen readability score is composed<\/p>\n<div class=\"info-box-content\">\n<p>Readability evaluates the ease and comfort with which users can read stationary content (photos and web) on the display in various real-life conditions.  SBMARK uses its Display Bench to recreate ambient light conditions ranging from total darkness to bright sunlight.  In addition to laboratory tests, perceptual analysis is also carried out in real-life environments.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<\/p><\/div>\n<p>            Readability in an indoor environment (1000 lux).\n        <\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"280\" class=\"alignnone wp-image-126671 size-image-box image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/Samsung-Galaxy-Z-Fold4-Display-test.jpg\" alt=\"\"  ><\/div>\n<\/div>\n<div class=\"box-text\">\n<p>From left: Samsung Galaxy Z Fold4, Samsung Galaxy Z Fold3 5G, OnePlus 10 Pro, Apple iPhone 13 Pro Max<\/p>\n<p>(Photo for illustrative purposes only)<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>            Readability in a sunlight environment (> 90 0000 lux).\n        <\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"328\" class=\"alignnone wp-image-126674 size-image-box image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_5_Samsung-Galaxy-Z-Fold4-Display-test.jpg\" alt=\"\"  ><\/div>\n<\/div>\n<div class=\"box-text\">\n<p>From left: Samsung Galaxy Z Fold4, Samsung Galaxy Z Fold3 5G, OnePlus 10 Pro, Apple iPhone 13 Pro Max<\/p>\n<p>(Photo for illustrative purposes only)<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p style=\"text-align: left;\"><span style=\"background-color: #ffffff;\"><\/p>\n<p>            Measurement of luminance uniformity\n        <\/p>\n<p>    <\/span><\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" class=\"image-box alignnone wp-image-126677 size-image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/Samsung-Galaxy-Z-Fold4-Display-test.png\" alt=\"\" width=\"550\" height=\"786\"  ><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"row\">\n<div class=\"col large-12\">\n<p>\n                    <em>This graph shows the uniformity of the display with a gray pattern of 20%.  The more green the color is visible, the smoother the display.<\/em>\n                <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"info-box\">\n<div>\n<p>How the Display Color score is composed<\/p>\n<div class=\"info-box-content\">\n<p>The color attribute evaluates the device&#8217;s ability to accurately reproduce colors.  The measurements made are for fidelity, white point color and gamma coverage.  We perform color assessments for different lighting conditions to see how well the device can handle color in its surroundings.  Colors are measured using a spectrophotometer in a controlled lighting environment.  The perceptual analysis of the color rendering is compared to the reference model displayed on a calibrated professional monitor.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<p>            White point under illuminant D65 at 1000 lux\n        <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-126698 size-image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_793_Samsung-Galaxy-Z-Fold4-Display-test.png\" alt=\"\" width=\"550\" height=\"550\"  ><\/p>\n<p>            Color rendering in sunlight (> 90 0000 lux)\n        <\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" class=\"image-box alignnone wp-image-129397 size-full\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_277_Samsung-Galaxy-Z-Fold4-Display-test.jpg\" alt=\"\" width=\"3428\" height=\"2056\"  ><\/div>\n<\/div>\n<div class=\"box-text\">\n<p>Clockwise from top left: Samsung Galaxy Z Fold4, Samsung Galaxy Z Fold3 5G, OnePlus 10 Pro, Apple iPhone 13 Pro Max<\/p>\n<p>(Photo for illustrative purposes only)<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>            Color fidelity measurements\n        <\/p>\n<div class=\"box-text\">\n<div class=\"row image-compare image-compare-2\">\n<div class=\"col small-12 medium-6 large-6\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_715_Samsung-Galaxy-Z-Fold4-Display-test.png\"><\/div>\n<\/div>\n<div class=\"box-text\">\n<p>Samsung Galaxy Z Fold4, 1000 lux color fidelity in the sRGB color space<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"col small-12 medium-6 large-6\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_553_Samsung-Galaxy-Z-Fold4-Display-test.png\"><\/div>\n<\/div>\n<div class=\"box-text\">\n<p>Samsung Galaxy Z Fold4, 1000 lux color fidelity in the DCI-P3 color space<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"row\">\n<div class=\"col large-12\">\n<p>\n                    <em>Each arrow represents the color difference between a target color model (arrow base) and its actual measurement (arrowhead).  The longer the arrow, the more visible the color difference.  If the arrow stays inside the circle, the color difference will only be visible to trained eyes.<\/em>\n                <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<p>            Behavior of the color on the corner\n        <\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_93_Samsung-Galaxy-Z-Fold4-Display-test.png\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"row\">\n<div class=\"col large-12\">\n<p>\n                    <em>This graph shows the shift of color when the screen is tilted.  Each point represents a measurement with a particular angle.  The points inside the inner circle show no color change in the corner;  those between the inner and outer circle have shifts that only trained experts will see;  but those who fall outside the outer circle are noted.<\/em>\n                <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"info-box\">\n<div>\n<p>How the Display Video score is composed<\/p>\n<div class=\"info-box-content\">\n<p>Our video attribute evaluates the Standard Dynamic Range (SDR) and High Dynamic Range (HDR10) video handling of each device indoors and in low light conditions.  We measure the tone mapping, color gamut, brightness and contrast of the display.  We perform perceptual analysis Cons our professional reference monitor (Sony BVM-HX310) to ensure that the rendering respects the artistic intent.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<p>            Video rendering in a low light environment (0 lux).\n        <\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_810_Samsung-Galaxy-Z-Fold4-Display-test.jpg\"><\/div>\n<\/div>\n<div class=\"box-text\">\n<p>Clockwise from top left: Samsung Galaxy Z Fold4, Samsung Galaxy Z Fold3 5G, OnePlus 10 Pro, Apple iPhone 13 Pro Max<\/p>\n<p>(Photo for illustrative purposes only)<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>            Range coverage for video content\n        <\/p>\n<div class=\"row image-compare image-compare-2\">\n<div class=\"col small-12 medium-6 large-6\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_489_Samsung-Galaxy-Z-Fold4-Display-test.png\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"col small-12 medium-6 large-6\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_971_Samsung-Galaxy-Z-Fold4-Display-test.png\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"row\">\n<div class=\"col large-12\">\n<p>\n                    <em>Primary colors are measured in both HDR10 and SDR.  The extracted color gamut shows the extent of the color area that the device can render.  To respect the artistic intent, the measured gamut should match the main color space of each video.<\/em>\n                <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"info-box\">\n<div>\n<p>How the score of Display Motion is composed<\/p>\n<div class=\"info-box-content\">\n<p>The motion attribute evaluates the handling of dynamic content.  Frame drops, motion blur, and playback artifacts are investigated using games and videos.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<p>            The video frame drops\n        <\/p>\n<div class=\"row image-compare image-compare-2\">\n<div class=\"col small-12 medium-6 large-6\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"576\" class=\"alignnone wp-image-126665 size-image-box image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_326_Samsung-Galaxy-Z-Fold4-Display-test.jpg\" alt=\"\"  ><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"col small-12 medium-6 large-6\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"576\" class=\"alignnone wp-image-126668 size-image-box image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_59_Samsung-Galaxy-Z-Fold4-Display-test.jpg\" alt=\"\"  ><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"row\">\n<div class=\"col large-12\">\n<p>\n                    <em>These long exposure photos present the number of frame irregularities in a 30 second video.  A good performance shows a regular pattern (a flat gray image or a drop-down pattern).<\/em>\n                <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"info-box\">\n<div>\n<p>How the Display Touch score is composed<\/p>\n<div class=\"info-box-content\">\n<p>To evaluate touch, SBMARK uses a touch robot and a high-speed camera to reproduce and record a series of scenarios for the evaluation of fluidity, accuracy and response time.<\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\">\n<p>\n                        <em>This response time test accurately evaluates the time elapsed between a single tap of the robot on the screen and the action displayed.  This test is applied to activities that require high responsiveness, such as play.<\/em>\n                    <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"info-box\">\n<div>\n<p>How the Display Artifacts score is composed<\/p>\n<div class=\"info-box-content\">\n<p>Evaluating artifacts means checking performance, image rendering, and motion defects that can affect the end-user experience.  SBMARK accurately measures device reflectance and the presence of flickering and evaluates the impact of residual aliasing when playing video games, among other characteristics. <\/p>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<\/p><\/div>\n<div class=\"row\">\n<div class=\"col large-12\"><\/div>\n<\/p><\/div>\n<p>            Alias \u200b\u200b(foreground)\n        <\/p>\n<div class=\"row image-compare image-compare-1\">\n<div class=\"col small-12 medium-12 large-12\">\n<div class=\"col-inner box-shadow-2\">\n<div class=\"box has-hover has-hover box-text-bottom\">\n<div class=\"box-image\">\n<div class=\"\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"485\" class=\"alignnone wp-image-126659 size-image-box image-box\" src=\"https:\/\/forum.sbenny.com\/blog\/wp-content\/uploads\/2022\/10\/1665064624_899_Samsung-Galaxy-Z-Fold4-Display-test.jpg\" alt=\"\"  ><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/p><\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>We subjected the Samsung Galaxy Z Fold4 to our rigorous SBMARK Display test suite to measure its performance Cons six criteria. In this test smmary, we&#8217;ll break down how it fared in a variety of tests and several common use cases. Overview Main display specifications: 7.6 inches AMOLED (~ 90.5% screen-to-body ratio) Dimensions: 155.1 x [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19883,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[147],"tags":[537],"class_list":["post-19882","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-smartphone-display-reviews","tag-samsung-galaxy-z-fold4","entry","has-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Samsung Galaxy Z Fold4 Display test - Sbenny\u2019s Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/forum.sbenny.com\/blog\/technology\/smartphones\/smartphone-reviews\/smartphone-display-reviews\/samsung-galaxy-z-fold4-display-test\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Samsung Galaxy Z Fold4 Display test - Sbenny\u2019s Blog\" \/>\n<meta property=\"og:description\" content=\"We subjected the Samsung Galaxy Z Fold4 to our rigorous SBMARK Display test suite to measure its performance Cons six criteria. In this test smmary, we&#8217;ll break down how it fared in a variety of tests and several common use cases. 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