This T20 series is locked at 1-1 after two tight matches in Wellington – and Sunday brings the decider. New Zealand won Game 1 comfortably (175/6 vs 107 all out), South Africa levelled in Game 2 (93/3 chasing 91). Neither side has it all their own way. Statz gives NZ a 62% win probability for the decider.

The Venue – Sky Stadium, Wellington

Sky Stadium averages 345 runs per match across recent T20s – that is a big ground. The average first innings is 171.5, the second 173.5, making it a remarkably even chasing venue. The boundary percentage sits at 63.2% – batters are hitting boundaries consistently here. Crucially: the team batting first has won 0% of matches at this venue in recent T20s. Statz says chase. South Africa won Game 2 here chasing 92 – the trend holds.

Full Sky Stadium stats on Statz.

Form and H2H

New Zealand form: W L L W L – won the most recent game, but three defeats in their last five overall. South Africa form: L W L W W – three wins in their last five, building momentum. Series split 2-2 in the last four H2H meetings between these sides.

The key streak to note: Keshav Maharaj has taken 1+ wickets in 5 consecutive matches for South Africa. Mitchell Santner has matched him with 4 in a row for New Zealand. Both spinners are in serious form – and with the average spin economy at this ground running at 10.90, batters tend to get after the slow bowlers here.

Statz Projections

Statz AI (model confidence 30% – tight match, both outcomes genuinely possible) projects:

• NZ batting first: 168 runs, 6.8 wickets, run rate 8.40
• SA chase: 155 runs, 6.3 wickets, run rate 7.76
• Match total projected: 323 runs
• Win probability: NZ 62%, SA 37%

The projected total of 323 aligns with this ground’s average of 345 – a big-scoring game is on the cards, though the low model confidence (30%) tells you this is genuinely 50-50 with variance.

Key Batting Projections

New Zealand: Finn Allen is the most dangerous bat at the top (projected 27.0 runs, SR 128.7, 1.9 sixes) and leads the H2H run-scorers with 131 across four matches. Tim Seifert (21.7 projected, 97 runs here at Sky Stadium) and Devon Conway (17.9 projected) complete a formidable top three.

South Africa: Ryan Rickelton projects 19.9 runs with 1.3 sixes – he has a 3-match sixes streak running. Lhuan-dre Pretorius is the surprise name projecting well (18.9, SR 90.0). Aiden Markram leads the H2H run charts for SA with 104 runs across four matches.

Key Bowling Projections

For New Zealand, Rachin Ravindra leads the bowling projections (1.6 wickets in 3.5 overs, economy 7.25) – the most economical option in their attack. James Neesham and Michael Bracewell both project 1.5 and 1.1 wickets respectively but at higher economy rates (9.44 and 9.39).

For South Africa, Dewald Brevis leads the bowling (1.9 projected wickets in 2.8 overs, economy 4.97) – the standout bowling number on this card. Maharaj continues his streak and remains the biggest threat.

The Verdict

Statz gives NZ the edge at 62%, and batting first on a ground where the chasing team historically wins is a genuine advantage if South Africa win the toss and bowl. Finn Allen is the player to watch – 27 projected runs, the highest SR in the NZ lineup, and already the leading H2H run-scorer in this series.

For the Statz Cricket Bet Builder, the standout markets are: Finn Allen 20+ runs, Keshav Maharaj 1+ wickets (5-match streak), and Dewald Brevis to take a wicket (1.9 projected). All backed by live data.

Full fixture data, lineups and projections at statz.ai/cricket/fixtures/67088.