B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
15%
15% -- customer satisfaction improvement for Vodafone customers (2025)
Vodafone's NPS (customer satisfaction) rose by 15-20% (or 15-20 points) following brand tone of voice and empathy training.
- Reported as a range (15-20% / 15-20 points)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
15%
Unit
Percentage
Data Vintage
2025
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Benafia
Primary
Tier A
https://benafia.com/clients/vodafone ↗
Source Article
Vodafone
Brand strategy, language and empathy
"NPS (customer satisfaction) rose by 15-20%. Average chat length fell by 5%. £0.5m/year saved."
Vodafone are great at connecting their customers. But they knew they could do better at connecting with them. Over the past few decades, the original company had grown…
Original Research
Benafia
· Original study ↗
Methodology
Range provided, midpoint used
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Vodafone customers: 15% customer satisfaction improvement. Source: Benafia (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/vodafone_nps_improvement
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<blockquote cite="https://lighthousedata.io/data/vodafone_nps_improvement" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>15%</strong> -- customer satisfaction improvement for Vodafone customers<br><small>Source: Benafia (2025) · <a href="https://lighthousedata.io/data/vodafone_nps_improvement" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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