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Messi and Ronaldo in UEFA Euro and Copa America while both played in Spain

Totals Per game
Team Games Goals Assists Goals Assists Contrib.
Argentina 15 6 10 0.40 0.67 1.07
Totals 15 6 10 0.40 0.67 1.07
Lionel Messi
Lionel Messi 37 years, 5 months, 28 days
Totals Per game
Team Games Goals Assists Goals Assists Contrib.
Portugal 12 6 2 0.50 0.17 0.67
Totals 12 6 2 0.50 0.17 0.67
Cristiano Ronaldo
Cristiano Ronaldo 39 years, 10 months, 17 days

Last games:

Copa América · Final
Chile vs Argentina
Chile 0-0 Argentina
 
Messi, 120′
 
Penalty shootout
3-2
 
Messi
26-06-2016
UEFA Euro · Final
France vs Portugal
Francia 0-1 Portugal
 
C. Ronaldo, 25′
 
10-07-2016
Timeframe
Lionel Messi
Cristiano Ronaldo
37 years, 5 months, 28 days+-869 days
39 years, 10 months, 17 days+869 days
3 tournaments played +1
2-1
15 games played +3
12-3
Goals
Lionel Messi
Cristiano Ronaldo
0.40 +-20%
 0.50 goals per game+25%
83.33% +-17%
 100.00% goals without penalties+17%
217′–15%
 Scores every 184′-18%
Goal contribution
Lionel Messi
Cristiano Ronaldo
16 total contributions -8
8-8
10 assists (Opta™ criteria) -8
2-8
10 assists (Transfermarkt™ criteria) -7
3-7
Assists every 130′ -324%
552′–76%
Goal contribution every 81′ -69%
138′–41%
In finals
Lionel Messi
Cristiano Ronaldo
2 finals played +1
1-1
0 -1
 1 finals won+1
2 finals lost +2
0-2
0 goals in finals +0%
0 assists in finals +0%
0.00 goals per game in finals +0%
Scores in finals every 0′ 
Assists in finals every 0′ 
Goal contribution in finals every 0′ 
Titles
Lionel Messi
Cristiano Ronaldo
0/3 -1
 1/2 titles won+1