The All Blacks claimed a 33-16 win over the Springboks at Ellis Park on Saturday to take a 1-0 lead in the Rugby's Greatest Rivalry four-match series, with the second Test moving to Cape Town next week.

The result was built more on Bok inaccuracy than All Black dominance. The Springboks controlled the physical contest throughout — winning the scrums comprehensively and dominating the collisions — but were unable to convert that superiority into points with the consistency the performance deserved.

The most costly moment of the first half came when Malcolm Marx dropped the ball over the line as the Boks drove over for what would have been a crucial score. That error kept the All Blacks within one point at the break, when the margin could realistically have been eight. The visitors also went into halftime without both loosehead prop Ethan de Groot and lock Josh Lord, who were injured in the same movement in the closing stages of the half.

Six minutes after the restart Cheslin Kolbe extended the Bok lead to four points, but a fortuitous All Black try quickly shifted the momentum. New Zealand lock Fabian Holland dotted down after a sloppy Grant Williams clearance attempt was charged down, handing the All Blacks the lead they would not relinquish.

Even at that stage the physical picture still favoured the Boks, who launched wave after wave of forward-driven attack. The decision to press for three consecutive scrums under the All Black posts — rather than kick for posts that would have levelled the scores — proved pivotal. A three-point option that was passed over left the Boks needing a converted try to lead, and they never got it.

The All Blacks defended resiliently with their depleted forward pack, and were aided by officiating that the Boks will feel failed to reflect the volume of cynical infringing New Zealand committed in their own half. There was nonetheless a broader self-inflicted dimension to the defeat: the Boks at times abandoned their dominant physicality and attempted to play a more expansive game, a shift that suited the All Blacks far more than the grinding collisions of the opening half.

The win extends New Zealand's unbeaten run to four Tests on South African soil. For the All Blacks, the match offered a clear blueprint for their World Cup quarterfinal ambitions — absorb the physical punishment, stay disciplined, and punish the opportunities that Bok inaccuracy creates. The Springboks will need to sharpen their decision-making considerably before the series moves to Cape Town.