Splash Car Wash Express vs Super Star Car Wash
Data updated · May 24, 2026
Super Star Car Wash is larger (118 vs 69 locations); Splash Car Wash Express is rated higher (4.61★ vs 4.61★); Splash Car Wash Express has the lower reviewer-reported damage rate (1.64% vs 1.74%).
Splash Car Wash Express is a regional-tier operator and Super Star Car Wash is national-tier, so they're competing at different scale points. Customer ratings are essentially tied at 4.61★ vs 4.61★ — the gap is well within noise. Reviewer-reported damage rates are nearly identical at 1.64% vs 1.74%.
Splash Car Wash Express operates 69 locations across 4 states (17.3 sites per state on average). Super Star Car Wash operates 118 locations across 5 states (23.6 per state). Total customer signal is 59,737 Google reviews for Splash Car Wash Express (20,777 LLM-scored) vs 153,804 for Super Star Car Wash (72,655 scored).
How do customers rate each chain on the 7 pillars?
Aspect scores aggregate WashIndex's LLM extractions across each chain's reviews. Each score is (positive − negative) / total mentions, ranging −1 to +1. Numbers above zero mean customers say more positive than negative things about the aspect; below zero means the reverse.
| Aspect | Splash Car Wash Express | Super Star Car Wash | Winner |
|---|---|---|---|
| Wash Quality | +0.67 | +0.66 | Splash Car Wash Express |
| Staff & Customer Service | +0.86 | +0.88 | Super Star Car Wash |
| Wait Time | +0.70 | +0.54 | Splash Car Wash Express |
| Per-Wash Price | +0.11 | +0.27 | Super Star Car Wash |
| Equipment Working | -0.34 | -0.36 | Splash Car Wash Express |
| Facility Cleanliness | +0.89 | +0.70 | Splash Car Wash Express |
| Membership Value | +0.34 | +0.15 | Splash Car Wash Express |
Splash Car Wash Express's strongest aspect in customer reviews is Facility Cleanliness (+0.89); the weakest is Equipment Working (-0.34). Super Star Car Wash's strongest is Staff & Customer Service (+0.88); the weakest is Equipment Working (-0.36). Head-to-head on the 7 pillars: Splash Car Wash Express wins on Wait Time, Facility Cleanliness, Membership Value, while Super Star Car Wash wins on Per-Wash Price. The remaining pillars are too close to call.
Super Star Car Wash has the lower cancellation-friction rate (10.4% vs 13.7% of mem-discussing reviews) — a meaningful gap. The dataset-wide rate is roughly 10–15%.
Do they operate the same format of car wash?
| Format | Splash Car Wash Express | Super Star Car Wash |
|---|---|---|
| Express Tunnel | 3.2% | 3.0% |
| Detail Shop | 2.9% | 0.7% |
| Full Service | 2.4% | 1.2% |
| Hand Wash | 1.4% | 0.5% |
Format share is computed across customer review mentions, not over locations. A chain with mostly express-tunnel sites but heavy detail-shop talk in reviews will show both at non-trivial rates.
Splash Car Wash Express is predominantly a Full Service chain while Super Star Car Wash is Express Tunnel. They're not really competing for the same customer occasion — different formats serve different price points, throughput needs, and wash expectations. Customers who care about wash result might pick one; customers who care about speed might pick the other.
Where do Splash Car Wash Express and Super Star Car Wash compete?
Splash Car Wash Express and Super Star Car Wash don't share any of the US metropolitan statistical areas we cover, so there's no current head-to-head competition between them. In short: if location convenience matters most, Super Star Car Wash has more sites to choose from.
About Splash Car Wash Express vs Super Star Car Wash
Splash Car Wash Express vs Super Star Car Wash: which is bigger?
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Which has the higher customer rating, Splash Car Wash Express or Super Star Car Wash?
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Which has the lower damage rate, Splash Car Wash Express or Super Star Car Wash?
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About this comparison
Both chains' numbers are pulled from the same WashIndex per-location dataset — Google reviews processed through LLM extraction across 55 dimensions, format classification from each operator's website, and competitive-density analysis. See each chain's full profile — Splash Car Wash Express / Super Star Car Wash — for monthly trends, per-location drill-down, executive summary, and anomaly detection.
See our full methodology for the extraction pipeline, validation samples, and aggregation logic.