13 games · 2013–2023 · 12 classical · 1 online
Kjartansson 72 draws4 Thorfinnsson
61.5% for Kjartansson
Openings between them
| A15 | English Opening: Anglo-Indian Defense, King's Indian Formation | 2 | 50.0% |
| A07 | King's Indian Attack, with Bf5 | 1 | 50.0% |
| A11 | Réti Opening: Anglo-Slav Variation, with g3 | 1 | 100.0% |
| A28 | English Opening: King's English Variation, Four Knights Variation, Quiet Line | 1 | 100.0% |
| A52 | Indian Defense: Budapest Gambit Accepted, Main Line, Adler Variation | 1 | 0.0% |
| A56 | Benoni Defense | 1 | 100.0% |
| B51 | Sicilian Defense: Moscow Variation | 1 | 0.0% |
| B72 | Sicilian Defense: Dragon Variation | 1 | 50.0% |
| C44 | Latvian Gambit: Clam Gambit | 1 | 100.0% |
| E10 | Blumenfeld Countergambit | 1 | 100.0% |
| E12 | Queen's Indian Defense: Kasparov-Petrosian Variation, Romanishin Attack | 1 | 100.0% |
| E63 | King's Indian Defense: Fianchetto Variation, Panno Variation | 1 | 0.0% |
All games
| Kjartansson, G2402 | 1-0 | Thorfinnsson, Br2431 | ch-ISL 2023 | 2023 |
| Kjartansson, G2430 | 0-1 | Thorfinnsson, Br2419 | ch-ISL 2022 | 2022 |
| Kjartansson, G2503 | ½-½ | Thorfinnsson, Br2432 | ch-ISL 2021 | 2021 |
| Thorfinnsson, Br2439 | 1-0 | Kjartansson, G2488 | ch-ISL Blitz 2020 | 2020 |
| Thorfinnsson, Br2427 | 0-1 | Kjartansson, G2466 | Reykjavik CC Autumn 2020 | 2020 |
| Kjartansson, G2466 | 1-0 | Thorfinnsson, Br2427 | ch-ISL 2020 | 2020 |
| Kjartansson, G2454 | ½-½ | Thorfinnsson, Br2446 | Selfoss Open 2019 | 2019 |
| Thorfinnsson, Br2426 | 0-1 | Kjartansson, G2457 | ch-ISL 2016 | 2016 |
| Kjartansson, G2474 | 0-1 | Thorfinnsson, Br2416 | ch-ISL 2015 | 2015 |
| Thorfinnsson, Br2459 | 0-1 | Kjartansson, G2439 | ch-ISL 2014 | 2014 |
| Kjartansson, G2447 | 1-0 | Thorfinnsson, Br2483 | Reykjavik CC GM 2013 | 2013 |
| Kjartansson, G2446 | 0-1 | Thorfinnsson, Br2478 | Icelandic Open Championship 2013 | 2013 |
| Kjartansson, G2440 | 1-0 | Thorfinnsson, Br2484 | TCh-ISL 2012-13 | 2013 |