diff --git a/src/ua-parser.js b/src/ua-parser.js
index 7277945..84418d2 100755
--- a/src/ua-parser.js
+++ b/src/ua-parser.js
@@ -406,8 +406,12 @@
 
             // Vivo
             /\svivo\s(\w+)(?:\sbuild|\))/i,
-            /\s(v(?:1[89]|20)\d\d\w?[at])(?:\sbuild|;)/i
+            /\s(v[12]\d{3}\w?[at])(?:\sbuild|;)/i
             ], [MODEL, [VENDOR, 'Vivo'], [TYPE, MOBILE]], [
+            
+            // Realme
+            /\s(rmx[12]\d{3})(?:\sbuild|;)/i
+            ], [MODEL, [VENDOR, 'Realme'], [TYPE, MOBILE]], [
 
             // Motorola
             /\s(milestone|droid(?:[2-4x]|\s(?:bionic|x2|pro|razr))?:?(\s4g)?)\b[\w\s]+build\//i,
diff --git a/test/device-test.json b/test/device-test.json
index 3a7da03..378efb5 100644
--- a/test/device-test.json
+++ b/test/device-test.json
@@ -684,6 +684,24 @@
             "type": "mobile"
         }
     },
+    {
+        "desc": "Realme C1",
+        "ua": "Mozilla/5.0 (Linux; Android 8.1; RMX1811 Build/OPM1.171019.026) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.126 Mobile Safari/537.36",
+        "expect": {
+            "vendor": "Realme",
+            "model": "RMX1811",
+            "type": "mobile"
+        }
+    },
+    {
+        "desc": "Realme Narzo 20",
+        "ua": "Mozilla/5.0 (Linux; U; Android 10; xx-xx; RMX2193 Build/QP1A.190711.020) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.80 Mobile Safari/537.36",
+        "expect": {
+            "vendor": "Realme",
+            "model": "RMX2193",
+            "type": "mobile"
+        }
+    },
     {
         "desc": "Philips SmartTV",
         "ua": "Opera/9.80 HbbTV/1.1.1 (; Philips; ; ; ; ) NETTV/4.0.2; en) Version/11.60",