| Comparison of the current First-Past-The-Post (FPTP) system, the proposed AV system, | ||||||||||
| and the ProFirst (Proportional FPTP) proposal, each applied to the 2010 UK election counts | ||||||||||
| B - Parties winning no seats | ||||||||||
| Country | Current FPTP system | Proposed AV system | ProFirst (PFPTP) system | |||||||
| U N I T E D K I N G D O M | Votes under FPTP | Seats won (i.e. voting power in the House under the current FPTP system) | Votes under AV | Seats won (i.e. voting power in the House under the proposed AV system) | Seats won | Winning parties' actual total poll figures (and therefore also ProFirst voting power at each Division in the House) | ||||
| Total votes cast | Average voting power per MP | |||||||||
| No. | % | No. | % | No. | No. | % | ||||
| Losing parties: | Votes discarded | Votes discarded | Votes discarded | |||||||
| Alliance | 28,555 | - | 41,394 | - | - | 0 | ||||
| Conservative | 3,427,168 | - | 3,609,211 | - | - | 0 | ||||
| DUP | 48,981 | - | 25,178 | - | - | 0 | ||||
| Green | 242,716 | - | 239,351 | - | - | 0 | ||||
| Independents (NI) | 23,055 | - | 539 | - | - | 23,055 | ||||
| Labour | 3,605,596 | - | 3,159,480 | - | - | 0 | ||||
| Lib-Dem | 5,604,745 | - | 5,185,606 | - | - | 0 | ||||
| Plaid Cymru | 129,651 | - | 124,283 | - | - | 0 | ||||
| SDLP | 59,374 | - | 54,358 | - | - | 0 | ||||
| Sinn Fein | 69,652 | - | 90,813 | - | - | 0 | ||||
| SNP | 403,024 | - | 381,921 | - | - | 0 | ||||
| Other | 2,062,783 | - | 2,061,705 | - | - | 2,062,785 | ||||
| All losing candidates | 15,705,300 | - | 14,973,839 | - | - | 2,085,840 | ||||
| 52.9% | of all votes cast | 50.4% | of all votes cast | 7.0% | of all votes cast | |||||
| Total votes cast | 29,684,826 | 29,684,826 | 29,684,828 | |||||||
| 100.0% | of all votes cast | 100.0% | of all votes cast | 100.0% | of all votes cast | |||||
| AV results based on simulation program AVOTER (AV Operational Testing, Evaluation and Research) | ||||||||||