Crew Carwash vs ModWash
Data updated · May 24, 2026
ModWash is larger (127 vs 59 locations); ModWash is rated higher (4.85★ vs 4.40★); ModWash has the lower reviewer-reported damage rate (0.83% vs 7.82%).
Crew Carwash is a regional-tier operator and ModWash is national-tier, so they're competing at different scale points. ModWash edges ahead on review-weighted rating (4.85★ vs 4.40★, a meaningful gap). On reviewer-reported damage, ModWash runs lower at 0.83% vs 7.82% — a substantial operating-quality gap. The dataset-wide average across all car wash chains is roughly 1–3%.
Crew Carwash operates 59 locations across 3 states (19.7 sites per state on average). ModWash operates 127 locations across 12 states (10.6 per state). Crew Carwash has a denser per-state footprint (19.7 sites/state vs 10.6 for ModWash), suggesting a more saturated regional strategy. Total customer signal is 40,402 Google reviews for Crew Carwash (4,465 LLM-scored) vs 182,068 for ModWash (70,105 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 | Crew Carwash | ModWash | Winner |
|---|---|---|---|
| Wash Quality | +0.29 | +0.75 | ModWash |
| Staff & Customer Service | +0.56 | +0.94 | ModWash |
| Wait Time | +0.26 | +0.64 | ModWash |
| Per-Wash Price | -0.29 | +0.24 | ModWash |
| Equipment Working | -0.78 | -0.33 | ModWash |
| Facility Cleanliness | +0.65 | +0.79 | ModWash |
| Membership Value | -0.01 | +0.25 | ModWash |
Crew Carwash's strongest aspect in customer reviews is Facility Cleanliness (+0.65); the weakest is Equipment Working (-0.78). ModWash's strongest is Staff & Customer Service (+0.94); the weakest is Equipment Working (-0.33). ModWash comes out ahead on Wash Quality, Staff & Customer Service, Wait Time, Per-Wash Price, Equipment Working, Facility Cleanliness, Membership Value; Crew Carwash doesn't have a clear win on any of the 7 pillars.
ModWash has the lower cancellation-friction rate (12.4% vs 14.0% of mem-discussing reviews) — a modest gap. The dataset-wide rate is roughly 10–15%. Customers discuss memberships more often when reviewing Crew Carwash (17.6% of reviews) than the alternative (8.5%), which usually signals a more aggressively-marketed unlimited-wash program.
Do they operate the same format of car wash?
| Format | Crew Carwash | ModWash |
|---|---|---|
| Express Tunnel | 10.8% | 2.1% |
| Full Service | 3.1% | 3.6% |
| Hand Wash | 1.3% | 1.5% |
| Self-Serve Bay | 2.1% | 0.6% |
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.
Both chains are predominantly Express Tunnel operators, so they compete head-on for the same customer occasion. The choice between them is largely about brand, price point, location convenience, and customer experience rather than format differentiation.
Where do Crew Carwash and ModWash compete?
Crew Carwash and ModWash 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 customer-rating consistency is the deciding factor, ModWash is the safer pick; if avoiding vehicle damage is the priority, ModWash runs the lower reviewer-reported damage rate; if location convenience matters most, ModWash has more sites to choose from.
About Crew Carwash vs ModWash
Crew Carwash vs ModWash: which is bigger?
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Which has the higher customer rating, Crew Carwash or ModWash?
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Which has the lower damage rate, Crew Carwash or ModWash?
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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 — Crew Carwash / ModWash — 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.