{"id":1121,"date":"2026-03-23T09:52:51","date_gmt":"2026-03-23T09:52:51","guid":{"rendered":"https:\/\/tousbatterie.com\/blogs\/?p=1121"},"modified":"2026-03-23T09:52:52","modified_gmt":"2026-03-23T09:52:52","slug":"test-complet-des-ecrans-lg-27mp38hq-27mp38vq-27mp48hq-27mp47hq-faut-il-encore-les-acheter-en-2026","status":"publish","type":"post","link":"https:\/\/tousbatterie.com\/blogs\/2026\/03\/23\/test-complet-des-ecrans-lg-27mp38hq-27mp38vq-27mp48hq-27mp47hq-faut-il-encore-les-acheter-en-2026\/","title":{"rendered":"Test complet des \u00e9crans LG 27MP38HQ \/ 27MP38VQ \/ 27MP48HQ \/ 27MP47HQ : faut-il encore les acheter en 2026 ?"},"content":{"rendered":"\n<p>Les mod\u00e8les LG 27MP38HQ, 27MP38VQ, 27MP48HQ et 27MP47HQ appartiennent \u00e0 une g\u00e9n\u00e9ration d\u2019\u00e9crans IPS d\u2019entr\u00e9e de gamme lanc\u00e9e entre 2015 et 2017. \u00c0 l\u2019\u00e9poque, ils repr\u00e9sentaient une solution \u00e9conomique pour acc\u00e9der \u00e0 un grand \u00e9cran 27 pouces.<\/p>\n\n\n\n<p>Mais en 2026, ces moniteurs ont vieilli. Ce test d\u00e9taill\u00e9 analyse leurs performances actuelles et explique pourquoi remplacer leur alimentation via une <a href=\"https:\/\/www.tousbatterie.com\/detail-lg-ADS-45FSQ-19-adapter-model-LGO17689-GSB223-BLA\">batterie LG ADS-45FSQ-19<\/a> peut prolonger leur dur\u00e9e de vie.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Positionnement produit<\/h2>\n\n\n\n<p>Ces \u00e9crans se d\u00e9finissent clairement comme :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Moniteurs bureautiques \u00e9conomiques<\/li>\n\n\n\n<li>Dalle IPS pour de bons angles de vision<\/li>\n\n\n\n<li>Performances globales limit\u00e9es<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Conclusion rapide :<br>Un \u00e9cran \u201cfonctionnel\u201d, mais d\u00e9pass\u00e9 pour un usage moderne.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Caract\u00e9ristiques techniques<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Mod\u00e8le<\/th><th>Dalle<\/th><th>R\u00e9solution<\/th><th>Fr\u00e9quence<\/th><th>Connectique<\/th><\/tr><\/thead><tbody><tr><td>27MP38HQ<\/td><td>IPS<\/td><td>1920\u00d71080<\/td><td>60\u201375Hz<\/td><td>HDMI<\/td><\/tr><tr><td>27MP38VQ<\/td><td>IPS<\/td><td>1920\u00d71080<\/td><td>75Hz<\/td><td>HDMI + DVI + VGA<\/td><\/tr><tr><td>27MP48HQ<\/td><td>IPS<\/td><td>1920\u00d71080<\/td><td>60Hz<\/td><td>HDMI<\/td><\/tr><tr><td>27MP47HQ<\/td><td>IPS<\/td><td>1920\u00d71080<\/td><td>60Hz<\/td><td>HDMI<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Points communs :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>27 pouces<\/li>\n\n\n\n<li>Contraste 1000:1<\/li>\n\n\n\n<li>Temps de r\u00e9ponse 5 ms<\/li>\n\n\n\n<li>Pas de HDR<\/li>\n\n\n\n<li>Pas de technologie adaptative<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Qualit\u00e9 d\u2019affichage<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Nettet\u00e9 : principal d\u00e9faut<\/h3>\n\n\n\n<p>Avec une densit\u00e9 d\u2019environ 81 PPI :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Texte peu pr\u00e9cis<\/li>\n\n\n\n<li>Fatigue visuelle sur longue dur\u00e9e<\/li>\n\n\n\n<li>Moins net qu\u2019un \u00e9cran 24 pouces Full HD<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Clairement insuffisant selon les standards actuels.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Couleurs<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Couverture ~68 % sRGB<\/li>\n\n\n\n<li>IPS agr\u00e9able mais non fid\u00e8le<\/li>\n<\/ul>\n\n\n\n<p>Utilisation :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bureautique : OK<\/li>\n\n\n\n<li>Vid\u00e9o : acceptable<\/li>\n\n\n\n<li>Graphisme : d\u00e9conseill\u00e9<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Luminosit\u00e9 et contraste<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Luminosit\u00e9 : ~200 nits<\/li>\n\n\n\n<li>Contraste : standard IPS<\/li>\n<\/ul>\n\n\n\n<p>Cons\u00e9quences :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Difficult\u00e9 en environnement lumineux<\/li>\n\n\n\n<li>Noirs peu profonds<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Angles de vision<\/h3>\n\n\n\n<p>Point positif majeur :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>178\u00b0 sans d\u00e9gradation importante<\/li>\n\n\n\n<li>Id\u00e9al en usage multi-\u00e9crans<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Performances en jeu<\/h2>\n\n\n\n<p>Caract\u00e9ristiques limit\u00e9es :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>60 Hz (75 Hz max)<\/li>\n\n\n\n<li>Pas de FreeSync<\/li>\n\n\n\n<li>R\u00e9manence visible<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Verdict :<br>Non adapt\u00e9 au gaming moderne.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Design et ergonomie<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Plastique l\u00e9ger<\/li>\n\n\n\n<li>Bordures fines (pour l\u2019\u00e9poque)<\/li>\n\n\n\n<li>Pied fixe (inclinaison seulement)<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Ergonomie tr\u00e8s basique.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Connectique<\/h2>\n\n\n\n<p>Le mod\u00e8le le plus polyvalent reste :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>27MP38VQ (HDMI + DVI + VGA)<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Id\u00e9al pour anciens PC.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Probl\u00e8mes courants en 2026<\/h2>\n\n\n\n<p>Avec l\u2019\u00e2ge, plusieurs d\u00e9fauts apparaissent :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lignes horizontales<\/li>\n\n\n\n<li>Perte de luminosit\u00e9<\/li>\n\n\n\n<li>Probl\u00e8mes d\u2019alimentation<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 C\u2019est ici qu\u2019un remplacement avec une <a href=\"https:\/\/www.tousbatterie.com\/detail-lg-ADS-45FSQ-19-adapter-model-LGO17689-GSB223-BLA\">batterie LG ADS-45FSQ-19<\/a> devient crucial.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi remplacer l\u2019alimentation ?<\/h2>\n\n\n\n<p>Avec le temps, les adaptateurs d\u2019origine :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>perdent en stabilit\u00e9<\/li>\n\n\n\n<li>surchauffent<\/li>\n\n\n\n<li>provoquent des scintillements<\/li>\n<\/ul>\n\n\n\n<p>Un nouvel <a href=\"https:\/\/www.tousbatterie.com\/detail-lg-ADS-45FSQ-19-adapter-model-LGO17689-GSB223-BLA\">adaptateur alimentation LG moniteur<\/a> permet :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>une alimentation stable<\/li>\n\n\n\n<li>une meilleure dur\u00e9e de vie<\/li>\n\n\n\n<li>une r\u00e9duction des pannes<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Solution simple et \u00e9conomique avant de changer d\u2019\u00e9cran.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Avantages et inconv\u00e9nients<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Points forts<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Prix tr\u00e8s bas en occasion<\/li>\n\n\n\n<li>Grande taille<\/li>\n\n\n\n<li>Bonne visibilit\u00e9 IPS<\/li>\n\n\n\n<li>Faible consommation<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Points faibles<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u00e9solution insuffisante<\/li>\n\n\n\n<li>Luminosit\u00e9 faible<\/li>\n\n\n\n<li>Aucun mode moderne<\/li>\n\n\n\n<li>Vieillissement mat\u00e9riel<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Faut-il encore acheter ces \u00e9crans ?<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Oui, si :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>usage bureautique simple<\/li>\n\n\n\n<li>budget tr\u00e8s limit\u00e9<\/li>\n\n\n\n<li>\u00e9cran secondaire<\/li>\n<\/ul>\n\n\n\n<p>\ud83d\udc49 Avec un bon <a href=\"https:\/\/www.tousbatterie.com\/detail-lg-ADS-45FSQ-19-adapter-model-LGO17689-GSB223-BLA\">chargeur LG \u00e9cran 27 pouces<\/a>, ils restent exploitables.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">Non, si :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>travail prolong\u00e9<\/li>\n\n\n\n<li>gaming<\/li>\n\n\n\n<li>design ou photo<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p>Les LG 27MP38HQ \/ 38VQ \/ 48HQ \/ 47HQ sont aujourd\u2019hui des \u00e9crans d\u00e9pass\u00e9s mais encore utilisables dans des cas pr\u00e9cis.<\/p>\n\n\n\n<p>\ud83d\udc49 Le vrai enjeu n\u2019est plus la performance, mais la maintenance.<\/p>\n\n\n\n<p>Remplacer l\u2019alimentation avec une <a href=\"https:\/\/www.tousbatterie.com\/detail-lg-ADS-45FSQ-19-adapter-model-LGO17689-GSB223-BLA\">batterie LG ADS-45FSQ-19<\/a> est souvent la solution la plus rentable pour prolonger leur dur\u00e9e de vie sans investissement important.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les mod\u00e8les LG 27MP38HQ, 27MP38VQ, 27MP48HQ et 27MP47HQ appartiennent \u00e0 une g\u00e9n\u00e9ration d\u2019\u00e9crans IPS d\u2019entr\u00e9e de gamme lanc\u00e9e entre 2015<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"footnotes":""},"categories":[233],"tags":[312],"class_list":["post-1121","post","type-post","status-publish","format-standard","hentry","category-alimentation-ac-ac","tag-lg"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Test complet des \u00e9crans LG 27MP38HQ \/ 27MP38VQ \/ 27MP48HQ \/ 27MP47HQ : faut-il encore les acheter en 2026 ? - Tousbatterie 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:\/\/tousbatterie.com\/blogs\/2026\/03\/23\/test-complet-des-ecrans-lg-27mp38hq-27mp38vq-27mp48hq-27mp47hq-faut-il-encore-les-acheter-en-2026\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" 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