B
Evidence Grade B
Safe to Cite
Current
5x
5x -- mobile search ad roi for Carphone Warehouse Google mobile search ad spend (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
5x
Unit
Ratio
Data Vintage
2026
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
95
Citation Chain
90
Independence
30
Methodology
45
Freshness
95
Source
Mobile Marketing Association (MMA Global)
Primary
Tier A
https://mmaglobal.com/casestudies/carphone-warehouse ↗
Source Article
Google: In a study conducted by Carphone Warehouse, spend on mobile search delivers a 5:1 ROI, and 90% of clicks are incremental
Original Research
Mobile Marketing Association (MMA Global)
· Original study ↗
Methodology
Geo-based experiment: pay-per-click mobile search spend (branded + generic keywords) significantly increased for three weeks in test GMAs vs paired control GMAs; sales lift derived vs historical baseline; Greater London and GMAs without stores excluded.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Carphone Warehouse Google mobile search ad spend: 5x mobile search ad roi. Source: Mobile Marketing Association (MMA Global) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/carphone-warehouse-mobile-search-roi-5-to-1
HTML Embed
<blockquote cite="https://lighthousedata.io/data/carphone-warehouse-mobile-search-roi-5-to-1" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>5x</strong> -- mobile search ad roi for Carphone Warehouse Google mobile search ad spend<br><small>Source: Mobile Marketing Association (MMA Global) (2026) · <a href="https://lighthousedata.io/data/carphone-warehouse-mobile-search-roi-5-to-1" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.