Saturday's final Blind Auditions were seen by 10.68m (45.5%) between 7pm and 8.20pm, attracting a huge peak of 12m (45.7%) in the final 15 minutes.
Britain's Got Talent pulled in 10.04m (39.5%) between 8pm and 9.15pm, peaking with 11.3m (44.7%) and adding 541k (2.3%) on ITV1 +1.
Both talent shows are picking up extra viewers week-on-week, with The Voice UK gaining 700k and Got Talent getting a 600k increase.
Britain's Got More Talent on ITV2, hosted by Stephen Mulhern, entertained 948k (4.1%) from 9.15pm (+1: 241k/1.3%).
Philip Schofield's The Cube kicked off a new series with 4.09m (17.5%) and 152k (0.8%) on ITV1 +1, while Lemonaid (2.93m/15.9%) and All Star Family Fortunes (3.31m/14.8%) aired earlier in the evening.
Over on BBC One, movie Wall-E logged 3.41m (19.9%) before The Voice, then 4.29m (17.2%) watched Dale Winton's In It To Win It, and Casualty scored 4.91m (20.6%).
Elsewhere, BBC Two's Titanic commemoration touched 1.09m (4.5%) between 8.30pm and 10pm, while The Million Pound Drop was Channel 4's highest-rated programme with 1.12m (5.1%) from 9.15pm (+1: 176k/1.1%).
Meanwhile, moved forward to 9pm, CSI: NY held 1.47m (6.1%) on Channel 5, then live boxing averaged 1.24m (6.7%).
Overall, BBC One led primetime with 28%, increasing its lead over ITV1 which had 22.6% (+1: 1.1%). BBC Two claimed third place with 5%, ahead of Channel 5's 4.3% (+1: 0.3%), and Channel 4's 3.4% (+1: 0.4%).
BARB ratings data supplied by Attentional