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Review

BLU S91 Review: Solid Performance for the Price

MobilePhonesPro Editorial Team
March 17, 2026
7/10(Very Good)
BLU S91

Our comprehensive review of the BLU S91 covers display quality, camera performance, battery life, and overall value. A solid choice in its price segment.

Pros

  • +Excellent value for money

Cons

  • -Display could be brighter or smoother
  • -Performance may struggle with demanding tasks
  • -Camera performance is average
  • -No wireless charging

Overview

The BLU S91 offers solid value in today's competitive smartphone market. With 6.5" IPS LCD, Kirin 985, and 13 camera system, it aims to deliver a comprehensive smartphone experience.

Display

The 6.5-inch IPS LCD display delivers adequate visuals. With a 60Hz refresh rate and 400 nits peak brightness, everyday usage is comfortable.

Display Score: 6.3/10

Performance

Powered by the Kirin 985 with 4GB RAM, the S91 manages daily tasks smoothly. Performance is adequate for most users.

Performance Score: 5.7/10

Camera

The 13MP main camera produces good photos in most conditions. The telephoto lens adds versatility for portraits and distant subjects. Video recording at 1080p ensures your memories are captured in high quality.

Camera Score: 6.9/10

Battery

With a 5000mAh battery and 40W charging, the S91 gets through a typical day.

Battery Score: 7.2/10

Value

At $150, the BLU S91 offers exceptional value for what you get.

Value Score: 10/10

Our Verdict

The BLU S91 offers a well-balanced package with good performance and features for its price. It's a smart choice for users who want quality without flagship prices.

7/10
Very Good
Overall Score