9mobile consistently tops the port-out chart, averaging over 75% of all outgoing ports over 24 months.
The highest subscriber loss from 9mobile occurred in September 2024, with 90.38% of all ports.
Airtel and Globacom show relatively stable port-out shares, rarely crossing 15%, with occasional surges. MTN has the lowest overall port-out rates, peaking at 13.64% in January 2025.
Total port-outs to other service providers surged by 127%, from 2,992 in May 2023 to 6,789 in April 2025.
The highest port transfer to another provider occurred in September 2024, with 7,886 total departures, and 9mobile recording 7,127 losses (90.38%).
Globacom’s outflow increased sharply from the July 2023 low, reaching 18.16% in April 2025.
Airtel maintained relatively low but fluctuating port-out rates, hitting its highest at 14.61% in October 2023.
MTN continuously received the most ported-in subscribers, particularly from 2023 to 2025.
MTN ported-in subscribers increased from 616 in June 2021 to 5,551 in January 2025.
Airtel subscribers from other networks expanded from 360 to 2,414 port-ins (567%) throughout the same period.
Airtel experienced significant growth in August-September 2024 and January 2025, with over 2,000 port-ins monthly.
Globacom's performance remained low, with fewer than 1,000 port-ins throughout the period.
The high number of subscribers switching to MTN indicates a stronger customer preference for MTN, most likely owing to perceived quality or promotional incentives.
As of February 2023, Airtel had the fastest Internet speed of all mobile operators in Nigeria at 22.42Mbps, followed by MTN with 21.71Mbps, and Glo with 8.70Mbps. 9mobile comes last with a speed of 8.32Mbps. Airtel's speed of 22.42Mbps was about 26% of Starlink's speed.
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