diff --git a/include/dynamic-graph/value.h b/include/dynamic-graph/value.h
index 5d3569ded03e0d03573b8b92a3469e73a54de58d..047434859b0440850b77be68bd22ba05deb418f5 100644
--- a/include/dynamic-graph/value.h
+++ b/include/dynamic-graph/value.h
@@ -72,6 +72,8 @@ public:
   explicit Value();
   // operator assignement
   Value operator=(const Value &value);
+  // Equality operator
+  bool operator==(const Value &other) const;
   /// Return the type of the value
   Type type() const;
 
diff --git a/src/command/value.cpp b/src/command/value.cpp
index a64957b318f1cffe80058922a438e697445eea0d..d950ca2f274f1594b01de083bc4144d4d749a885 100644
--- a/src/command/value.cpp
+++ b/src/command/value.cpp
@@ -144,6 +144,25 @@ Value Value::operator=(const Value &value) {
   return *this;
 }
 
+bool Value::operator==(const Value &other) const {
+  if (type_ != other.type_) return false;
+  switch (type_) {
+  case Value::BOOL:     return boolValue()        == other.boolValue();
+  case Value::UNSIGNED: return unsignedValue()    == other.unsignedValue();
+  case Value::INT:      return intValue()         == other.intValue();
+  case Value::DOUBLE:   return doubleValue()      == other.doubleValue();
+  case Value::FLOAT:    return floatValue()       == other.floatValue();
+  case Value::STRING:   return stringValue()      == other.stringValue();
+  case Value::VECTOR:   return vectorValue()      == other.vectorValue();
+  case Value::MATRIX:   return matrixXdValue()    == other.matrixXdValue();
+  case Value::MATRIX4D: return matrix4dValue()    == other.matrix4dValue();
+  case Value::VALUES:   return constValuesValue() == other.constValuesValue();
+  case Value::NONE: break;
+  default: break;
+  }
+  return false;
+}
+
 const EitherType Value::value() const { return EitherType(*this); }
 
 Value::Type Value::type() const { return type_; }
diff --git a/tests/value.cpp b/tests/value.cpp
index fe5eb6407e79778e4ed729b7900b4851c8c718ac..af321174f7909471ac0f328937c29f6e83db999b 100644
--- a/tests/value.cpp
+++ b/tests/value.cpp
@@ -371,4 +371,5 @@ BOOST_AUTO_TEST_CASE(value_values) {
 
   const Values& vs = vvalues.constValuesValue();
   BOOST_CHECK_EQUAL(vs.size(), values.size());
+  BOOST_CHECK(vs == values);
 }