B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
48%
48% -- consumer concern rate for US consumers in ultra-fast delivery test cities (2025-12)
48% of respondents in test cities worried that ultra-fast delivery would increase traffic congestion and carbon emissions.
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
48%
Unit
Percentage
Data Vintage
2025-12
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Consumer Reports
Primary
Tier B
https://arabateknik.com/article/amazon-launches-30-minute-delivery-test-in-select-cities ↗
Source Article
Amazon launches 30-minute delivery test in select cities
Amazon launches 30-minute delivery test in select cities - AI News Today Recency
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Original Research
Consumer Reports
· Original study ↗
Methodology
Survey by Consumer Reports
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
US consumers in ultra-fast delivery test cities: 48% consumer concern rate. Source: Consumer Reports (2025-12). Via Lighthouse Intelligence -- https://lighthousedata.io/data/consumer-concern-delivery-congestion-2025
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<blockquote cite="https://lighthousedata.io/data/consumer-concern-delivery-congestion-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>48%</strong> -- consumer concern rate for US consumers in ultra-fast delivery test cities<br><small>Source: Consumer Reports (2025-12) · <a href="https://lighthousedata.io/data/consumer-concern-delivery-congestion-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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