Danny Cowley’s men have fired blanks in their last three league games and have only netted on five occasions in their nine most recent League One outings.
Colby Bishop remains the main man in attack, having scored four times in his last 10 outings during that period.
He continues to prove money well spent for the Blues, registering nine goals in League One to date.
But how does Pompey’s front men compare against their League One rivals?
We’ve taken a look at Whoscored.com ratings to discover who they believe has been the best striker in the division so far.
Here’s what we found.
1. Sam Nombe - Exeter
Appearances: 22; Goals: 8; Assists: 6; Whoscored rating: 6.80. Photo: Michael Regan
2. Devante Cole - Barnsley
Appearances: 20; Goals: 7; Assists: 1; Whoscored rating: 6.83. Photo: George Wood
3. Kyle Joseph - Oxford United
Appearances: 15; Goals: 5; Assists: 0; Whoscored rating: 6.84. Photo: Bryn Lennon
4. Carlos Mendes-Gomes - Fleetwood
Appearances: 15; Goals: 5; Assists: 2; Whoscored rating: 6.87. Photo: Pete Norton