The Gold Standard: Who Truly Owns the Best Record in NBA History?

In the world of basketball, “the best” is a moving target. Depending on whether you value a single season of perfection, a dominant playoff run, or decades of sustained winning, three specific teams stand above the rest.

Based on the latest data through the 2025–26 season, here is the definitive breakdown of the NBA’s most elite records.

1. Regular Season Perfection: 2015–16 Golden State Warriors (73–9)

For decades, the 1995–96 Chicago Bulls’ 72–10 record was considered untouchable. The 2016 Warriors proved that wrong, but their success was a product of a tactical revolution.

• The “Splash” Advantage: Unlike the mid-90s Bulls, who relied on elite mid-range scoring and physical perimeter defense, the Warriors utilized the “Three-Point Revolution.” They made 1,077 threes that season — nearly double the 544 made by the ’96 Bulls.
• Statistical Anomaly: Stephen Curry’s MVP campaign included 402 made three-pointers, a feat that fundamentally shifted how defenses are structured today.
• The Context: While they hold the best regular-season record, the lack of a championship that year remains the defining “asterisk” in sports history, often leading fans to rank the ’96 Bulls higher due to their ultimate success.

2. Postseason Dominance: 2016–17 Golden State Warriors (16–1)

If “best” means winning when it matters most, no team has ever reached the peak of the 2017 Warriors.

• The “Superteam” Effect: After adding Kevin Durant to a 73-win core, the Warriors became a mathematical nightmare. They finished the playoffs with a .941 winning percentage, the highest ever.
• Playoff Defense: While their offense received the headlines, their defense allowed just 102.2 points per game in a high-paced era, proving that dominance was two-way.
• Historical Peer: Their only competition in this category is the 2000–01 Lakers, who went 15–1 (.938) before the playoff format was expanded to four rounds of best-of-seven series.

3. The “Institutional” Record: Boston Celtics vs. LA Lakers

The debate over the best all-time franchise record is a game of inches. As of the end of the 2025–26 regular season, the numbers show a razor-thin margin between the league’s two titans.

The Boston Edge

The Celtics currently hold the highest all-time winning percentage in NBA history. Their recent consistency — including a championship in 2024 and a 56-win season in 2026 — has allowed them to stay just ahead of the Lakers. Boston remains the only franchise with a winning overall record against Los Angeles.

The Lakers’ Resilience

The Lakers, however, have historically been more successful at transitioning between eras. While Boston had a long drought between 1986 and 2008, the Lakers have won titles in every decade since the 1980s. In 2026, led by a veteran LeBron James and rising stars, they remain the most frequent playoff participant in history.

The Final Breakdown

• Best Single Season: 2015–16 Golden State Warriors (73–9).
• Best Postseason: 2016–17 Golden State Warriors (16–1).
• Best Historic Standard: Boston Celtics (.592 All-Time).

The “best” record is ultimately a choice between peak dominance (Golden State) and sustained excellence (Boston). While the Warriors reached heights no one thought possible, the Celtics have maintained a winning standard for over 75 years.