The year 2021 has been the most successful year for K-pop, with the Hallyu wave overtaking the world during the period of the COVID pandemic.
2021 has been the year in which the K-pop industry had the most success, with many k-pop artists receiving immense recognition globally. It might be safe to say that 2021 might have been the best year for K-pop yet.
Despite the limitations in tours and concerts, many K-pop artists have broken records when it comes to album sales. With the growth of the fandom sizes, many idol groups have sold a large number of their albums this year.
So here are the top 30 cumulative K-pop idol album sales in 2021.
1st place - NCT (debut: 2016) - 10.8 million copies
2nd place - BTS (debut: 2013) - 8.53 million copies
3rd place - Seventeen (debut: 2015) - 4.39 million copies
4th place - EXO (debut: 2012) - 3.21 million copies
5th place - Stray Kids (debut: 2018) - 2.70 million copies
6th place - ENHYPEN (debut: 2020) - 2.44 million copies
7th place - TXT (debut: 2019) - 2.36 million copies
8th place - ATEEZ (debut: 2018) - 1.88 million copies
9th place - TWICE (debut: 2015) - 1.83 million copies
10th place - BLACKPINK (debut: 2016) - 1.74 million copies
11th place - The Boyz (debut: 2017) - 1.45 million copies
12th place - ITZY (debut: 2019) - 955,345 copies
13th place - MONSTA X (debut: 2015) - 900,774 copies
14th place - Super Junior (debut: 2005) - 858,633 copies
15th place - SHINee (debut: 2008) - 817,880 copies
16th place - Red Velvet (debut: 2014) - 744,843 copies
17th place - ASTRO (debut: 2016) - 727,334 copies
18th place - Aespa (debut: 2020) - 574,445 copies
19th place - IU (debut: 2008) - 434,141 copies
20th place - TREASURE (debut: 2020) - 429,157 copies
21st place - SF9 (debut: 2016) - 412,533 copies
22nd place - ONEUS (debut: 2019) - 396,337 copies
23rd place - ONF (debut: 2017) - 392,352 copies
24th place - Cravity (debut: 2020) - 357,802 copies
25th place - MAMAMOO (debut: 2014) - 356,910 copies
26th place - Kang Daniel (debut: 2019) - 320,129 copies
27th place - Golden Child (debut: 2017) - 304,402 copies
28th place - STAYC (debut: 2020) - 291,300 copies
29th place - IVE (debut: 2021) - 268,396 copies
30th place - AB6IX (debut: 2019) - 266,399 copies
* The album count for each group also includes the album sales from the unit groups and solo promotions.
* Album count combines Gaon chart numbers and Oricon chart numbers.