diff --git a/orm/contest.go b/orm/contest.go
index 8687f120..48fa9d76 100644
--- a/orm/contest.go
+++ b/orm/contest.go
@@ -110,13 +110,13 @@ func (c *Contest) Read(db *Database, args map[string]string, w http.ResponseWrit
 	}
 
 	for _, r := range contest.Rank {
-		if err := calcScore(db, r); err != nil {
+		if err := calcScoreAndDuration(db, r); err != nil {
 			return nil, err
 		}
 	}
 
 	sort.SliceStable(contest.Rank, func(i, j int) bool {
-		return contest.Rank[i].Score < contest.Rank[j].Score
+		return (contest.Rank[i].Score >= contest.Rank[j].Score) && (contest.Rank[i].Duration < contest.Rank[j].Duration)
 	})
 
 	return &contest, nil
diff --git a/orm/response.go b/orm/response.go
index 26ecd671..18c437eb 100644
--- a/orm/response.go
+++ b/orm/response.go
@@ -38,8 +38,9 @@ type Response struct {
 	EndTime   time.Time
 	TimeLeft  time.Duration
 
-	Score       int    `gorm:"-"`
-	ScoreString string `gorm:"-"`
+	Score       int           `gorm:"-"`
+	ScoreString string        `gorm:"-"`
+	Duration    time.Duration `gorm:"-"`
 
 	Questions       []*Question
 	SingleResponses []*SingleResponse `gorm:"-"`
@@ -104,7 +105,7 @@ func (model *Response) BeforeSave(tx *gorm.DB) error {
 	return nil
 }
 
-func calcScore(db *Database, response *Response) error {
+func calcScoreAndDuration(db *Database, response *Response) error {
 	response.Score = 0
 	if response.AnswersIDs != "" {
 		srIDs := strings.Split(response.AnswersIDs, " ")
@@ -130,7 +131,12 @@ func calcScore(db *Database, response *Response) error {
 
 	}
 
-	response.ScoreString = fmt.Sprintf("%s punti %v", strconv.Itoa(response.Score), response.EndTime.Sub(response.StartTime))
+	if response.StartTime.IsZero() {
+		response.ScoreString = "non ancora visualizzata"
+	} else {
+		response.Duration = response.UpdatedAt.Sub(response.StartTime)
+		response.ScoreString = fmt.Sprintf("%s punti %v", strconv.Itoa(response.Score), response.Duration)
+	}
 
 	return nil
 }
diff --git a/templates/responses_show.html.tpl b/templates/responses_show.html.tpl
index 9d37aff2..be7eac78 100644
--- a/templates/responses_show.html.tpl
+++ b/templates/responses_show.html.tpl
@@ -40,7 +40,7 @@
     <dt class="col-sm-3">Durata della gara</dt>
     <dd class="col-sm-9">
       {{if not .Data.Contest.IsAlwaysActive}}
-      {{.Data.Contest.Duration}} min (la prova dovrà comunque essere consegnata <strong>al massimo</strong> entro le ore {{.Data.Contest.EndTime|convertTime}})
+      {{.Data.Contest.Duration}} min {{if .Data.StartTime|zeroTime}}(la prova dovrà comunque essere consegnata al massimo entro le ore {{.Data.Contest.EndTime|convertTime}}){{end}}
       {{else}}
       La gara ha una durata illimitata.
       {{end}}