| Simulation of proposed AV system in UK applied to 2010 election results | First-choice votes polled by candidate who won under AV (percentage of total constituency votes) | Second- or third-choice votes from those initially choosing other parties, re-assigned under AV | Total votes picked up by the candidate winning under AV | Votes from those whose first choice was not the winning candidate and whose second- or third-choice vote was discarded under AV | ||||||
| English | Winning Candidate (Elected as MP) | Winning Party | ||||||||
| Constituencies / Seats in UK Parliament | ||||||||||
| From: To: | ||||||||||
| Putney | AV changes underlined | |||||||||
| Salford and Eccles | Number | % | Number | % | Number | % | Number | % | ||
| Putney | Greening, Justine | Conservative | 21,223 | 52.0% | 0 | 0.0% | 21,223 | 52.0% | 19,562 | 48.0% |
| Rayleigh and Wickford | Francois, Mark | Conservative | 30,257 | 57.8% | 0 | 0.0% | 30,257 | 57.8% | 22,086 | 42.2% |
| Reading East | Wilson, Rob | Conservative | 21,269 | 42.6% | 1,011 | 2.0% | 22,280 | 44.6% | 27,705 | 55.4% |
| Reading West | Sharma, Alok | Conservative | 20,523 | 43.2% | 1,480 | 3.1% | 22,003 | 46.3% | 25,527 | 53.7% |
| Redcar | Swales, Ian | Lib-Dem | 18,955 | 45.2% | 2,264 | 5.4% | 21,219 | 50.6% | 20,744 | 49.4% |
| Redditch | Lumley, Karen | Conservative | 19,138 | 43.5% | 1,818 | 4.1% | 20,956 | 47.6% | 23,062 | 52.4% |
| Reigate | Blunt, Crispin | Conservative | 26,688 | 53.4% | 0 | 0.0% | 26,688 | 53.4% | 23,290 | 46.6% |
| Ribble Valley | Evans, Nigel | Conservative | 26,298 | 50.3% | 0 | 0.0% | 26,298 | 50.3% | 25,989 | 49.7% |
| Richmond (Yorks) | Hague, William | Conservative | 33,541 | 62.8% | 0 | 0.0% | 33,541 | 62.8% | 19,871 | 37.2% |
| Richmond Park | Goldsmith, Zac | Conservative | 29,461 | 49.7% | 43 | 0.1% | 29,504 | 49.8% | 29,764 | 50.2% |
| Rochdale | Rowen, Paul | Lib-Dem | 15,810 | 34.4% | 3,429 | 7.5% | 19,239 | 41.9% | 26,668 | 58.1% |
| Rochester and Strood | Reckless, Mark | Conservative | 23,604 | 49.2% | 153 | 0.3% | 23,757 | 49.5% | 24,214 | 50.5% |
| Rochford and Southend East | Duddridge, James | Conservative | 19,509 | 46.9% | 1,459 | 3.5% | 20,968 | 50.4% | 20,663 | 49.6% |
| Romford | Rosindell, Andrew | Conservative | 26,031 | 56.0% | 0 | 0.0% | 26,031 | 56.0% | 20,450 | 44.0% |
| Romsey and Southampton North | Nokes, Caroline | Conservative | 24,345 | 49.7% | 322 | 0.7% | 24,667 | 50.4% | 24,272 | 49.6% |
| Rossendale and Darwen | Berry, Jake | Conservative | 19,691 | 41.8% | 1,417 | 3.0% | 21,108 | 44.8% | 26,020 | 55.2% |
| Rother Valley | Barron, Kevin | Labour | 19,147 | 40.9% | 2,597 | 5.6% | 21,744 | 46.5% | 25,014 | 53.5% |
| Rotherham | MacShane, Denis | Labour | 16,741 | 44.6% | 711 | 1.9% | 17,452 | 46.5% | 20,054 | 53.5% |
| Rugby | Pawsey, Mark | Conservative | 20,901 | 44.0% | 1,555 | 3.3% | 22,456 | 47.3% | 25,012 | 52.7% |
| Ruislip, Northwood and Pinner | Hurd, Nick | Conservative | 28,866 | 57.5% | 0 | 0.0% | 28,866 | 57.5% | 21,339 | 42.5% |
| Runnymede and Weybridge | Hammond, Philip | Conservative | 26,915 | 55.9% | 0 | 0.0% | 26,915 | 55.9% | 21,235 | 44.1% |
| Rushcliffe | Clarke, Kenneth | Conservative | 27,470 | 51.2% | 0 | 0.0% | 27,470 | 51.2% | 26,217 | 48.8% |
| Rutland and Melton | Duncan, Alan | Conservative | 28,228 | 51.1% | 0 | 0.0% | 28,228 | 51.1% | 26,992 | 48.9% |
| Saffron Walden | Haselhurst, Alan | Conservative | 30,155 | 55.5% | 0 | 0.0% | 30,155 | 55.5% | 24,214 | 44.5% |
| St Albans | Walkington, Sandy | Lib-Dem | 19,228 | 36.4% | 4,144 | 7.8% | 23,372 | 44.2% | 29,463 | 55.8% |
| St Austell and Newquay | Gilbert, Stephen | Lib-Dem | 20,189 | 42.7% | 2,155 | 4.6% | 22,344 | 47.3% | 24,894 | 52.7% |
| St Helens North | Watts, Dave | Labour | 23,041 | 51.7% | 0 | 0.0% | 23,041 | 51.7% | 21,515 | 48.3% |
| St Helens South and Whiston | Woodward, Shaun | Labour | 24,364 | 52.9% | 0 | 0.0% | 24,364 | 52.9% | 21,717 | 47.1% |
| St Ives | George, Andrew | Lib-Dem | 19,619 | 42.7% | 2,439 | 5.3% | 22,058 | 48.0% | 23,863 | 52.0% |
| Salford and Eccles | Blears, Hazel | Labour | 16,655 | 40.1% | 934 | 2.2% | 17,589 | 42.3% | 23,944 | 57.7% |
| Results based on simulation program AVOTER (AV Operational Testing, Evaluation and Research) | ||||||||||