| Previous year | Current year | Next year |
| 2010 | 2011 |
|
Week |
Chart Update number one |
Official number one the following week |
Incorrect number one predictions |
|---|---|---|---|
| 05/01/2011 | (up 1) What's My Name - Rihanna ft. Drake | What's My Name - Rihanna ft. Drake | |
| 12/01/2011 | (NEW) Grenade - Bruno Mars | Grenade - Bruno Mars | |
| 19/01/2011 | (NEW) Rolling In The Deep - Adele | Grenade - Bruno Mars | |
| 26/01/2011 | (NEW) We R Who We R - Ke$ha | We R Who We R - Ke$ha | |
| 02/02/2011 | Price Tag - Jessie J ft. B.o.B | Price Tag - Jessie J ft. B.o.B | |
| 09/02/2011 | (NEW) Champion - Chris Brown | Price Tag - Jessie J ft. B.o.B | Champion - Chris Brown (Ended at 2) |
| 16/02/2011 | (up 2) Born This Way - Lady Gaga | Someone Like You - Adele | Born This Way - Lady Gaga (Ended at 3) |
| 23/02/2011 | (non-mover) Someone Like You - Adele | Someone Like You - Adele | |
| 02/03/2011 | (non-mover) Someone Like You - Adele | Someone Like You - Adele | |
| 09/03/2011 | (non-mover) Someone Like You - Adele | Someone Like You - Adele | |
| 16/03/2011 | (NEW) Don't Hold Your Breath - Nihole Scherzinger | Don't Hold Your Breath - Nihole Scherzinger | |
| 23/03/2011 | (up 1) Someone Like You - Adele | Someon Like You - Adele | |
| 30/03/2011 | (NEW) On The Floor - Jennifer Lopez ft. Pitbull | On The Floor - Jennifer Lopez ft. Pitbull | |
| 06/04/2011 | (non-mover) On The Floor - Jennifer Lopez ft. Pitbull | On The Floor - Jennifer Lopez ft. Pitbull | |
| 13/04/2011 | (up 1) Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | |
| 20/04/2011 | (non-mover) Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | |
| 27/04/2011 | (non-mover) Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | |
| 04/05/2011 | (non-mover) Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | Party Rock Anthem - LMFAO ft. Lauren Bennett & GoonRock | |
| 11/05/2011 | (up 2) Where Them Girls At - David Guetta ft. Flo Rida & Nicki Minaj | The Lazy Song - Bruno Mars | |
| 18/05/2011 | (non-mover) The Lazy Song - Bruno Mars | Give Me Everything - Pitbull ft. Ne-Yo, Afrojack & Nayer | |
| 25/05/2011 | (non-mover) Give Me Everything - Pitbull ft. Ne-Yo, Afrojack & Nayer | Give Me Everything - Pitbull ft. Ne-Yo, Afrojack & Nayer | |
| 01/06/2011 | (non-mover) Give Me Everything - Pitbull ft. Ne-Yo, Afrojack & Nayer | Give Me Everything - Pitbull ft. Ne-Yo, Afrojack & Nayer | |
| 08/06/2011 | (NEW) Changed The Way You Kiss Me - Example | Changed The Way You Kiss Me - Example | |
|
15/06/2011 |
(NEW) Bounce - Calvin Harris ft. Kelis |
Changed The Way You Kiss Me - Example |
|
| 22/06/2011 |
(NEW) Don't Wanna Go Home - Jason Derulo |
Don't Wanna Go Home - Jason Derulo |
|
| 29/06/2011 |
(non-mover) Don't Wanna Go Home - Jason Derulo |
Don't Wanna Go Home - Jason Derulo |
|
| 06/07/2011 |
(NEW) Louder - DJ Fresh ft. Sian Evans |
Louder - DJ Fresh ft. Sian Evans |
|
| 13/07/2011 |
(NEW) Glad You Came - The Wanted |
Glad You Came - The Wanted |
|
| 20/07/2011 |
(non-mover) Glad You Came - The Wanted |
Glad You Came - The Wanted |
|
| 27/07/2011 |
(NEW) She Makes Me Wanna - JLS ft. Dev |
She Makes Me Wanna - JLS ft. Dev |
|
| 03/08/2011 | (NEW) Swagger Jagger - Cher Lloyd | Swagger Jagger - Cher Lloyd | |
| 10/08/2011 | (NEW) Promises - Nero | Promises - Nero | |
| 17/08/2011 | (NEW) Don't Go - Wretch 32 ft. Josh Kumra | Don't Go - Wretch 32 ft. Josh Kumra | |
| 24/08/2011 | (NEW) Heart Skips A Beat - Olly Murs ft. Rizzle Kicks | Heart Skips A Beat - Olly Murs ft. Rizzle Kicks | |
| 31/08/2011 | (NEW) Stay Awake - Example | Stay Awake - Example | |
| 07/09/2011 | (NEW) All About Tonight - Pixie Lott | All About Tonight - Pixie Lott | |
| 14/09/2011 | (NEW) What Makes You Beautiful - One Direction | What Makes You Beautiful - One Direction | |
| 21/09/2011 | (NEW) No Regrets - Dappy | No Regrets - Dappy | |
| 28/09/2011 | (NEW) Loca People - Sak Noel | Loca People - Sak Noel | |
| 05/10/2011 | (up 1) Moves Like Jagger - Maroon 5 ft. Christina Aguilera | We Found Love - Rihanna ft. Calvin Harris | Moves Like Jagger - Maroon 5 ft. Christina Aguilera [Ended at 2] |
| 12/10/2011 | (non-mover) We Found Love - Rihanna ft. Calvin Harris | We Found Love - Rihanna ft. Calvin Harris | |
| 19/10/2011 | (NEW) Lightning - The Wanted | We Found Love - Rihanna ft. Calvin Harris | Lightning - The Wanted [Ended at 2] |
| 26/10/2011 | (NEW) Read All About It - Professor Green ft. Emeli Sande | Read All About It - Professor Green ft. Emeli Sande | |
| 02/11/2011 | (NEW) With Ur Love - Cher Lloyd ft. Mike Posner | Read All About It - Professor Green ft. Emeli Sande | With Ur Love - Cher Lloyd ft. Mike Posner [Ended at 4] |
| 09/11/2011 | (NEW) Take A Chance On Me - JLS | We Found Love - Rihanna ft. Calvin Harris | Take A Chance On Me - JLS [Ended at 2] |
| 16/11/2011 | (NEW) Gotta Be You - One Direction | We Found Love - Rihanna ft. Calvin Harris | Gotta Be You - One Direction [Ended at 3] |
| 23/11/2011 | (NEW) Dance With Me Tonight - Olly Murs | We Found Love - Rihanna ft. Calvin Harris | Dance With Me Tonight - Olly Murs [Ended at 2] |
| 30/11/2011 | (NEW) Wishing On A Star - X Factor Finalists 2011 | Wishing On A Star - X Factor Finalists 2011 | |
| 07/12/2011 | (non-mover) Wishing On A Star - X Factor Finalists 2011 | Dance With Me Tonight - Olly Murs | Wishing On A Star - X Factor Finalists 2011 [Ended at 2] |
| 14/12/2011 | (NEW) Cannonball - Little Mix | Cannonball - Little Mix | |
| 21/12/2011 | (NEW) Wherever You Are - Military Wives ft. Gareth Malone | Wherever You Are - Military Wives ft. Gareth Malone | |
| 28/12/2011 | (up 4) Paradise - Coldplay | Paradise - Coldplay |