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Review

NIU Tek 4D2 Review: Solid Performance for the Price

MobilePhonesPro Editorial Team
March 17, 2026
6.5/10(Good)
NIU Tek 4D2

Our comprehensive review of the NIU Tek 4D2 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
  • -Battery life could be better

Overview

The NIU Tek 4D2 offers solid value in today's competitive smartphone market. With 4" TFT, Mediatek MT6572M (28 nm), and 3.15 camera system, it aims to deliver a comprehensive smartphone experience.

Display

The 4-inch TFT display delivers adequate visuals. With a 60Hz refresh rate and 250 nits peak brightness, everyday usage is comfortable.

Display Score: 6/10

Performance

Powered by the Mediatek MT6572M (28 nm) with 8GB RAM, the Tek 4D2 manages daily tasks smoothly. Performance is adequate for most users.

Performance Score: 5.8/10

Camera

The 3.15MP main camera produces good photos in most conditions. Video recording at 480p ensures your memories are captured in high quality.

Camera Score: 6/10

Battery

With a 1200mAh battery and 5.0W charging, the Tek 4D2 gets through a typical day.

Battery Score: 5.5/10

Value

At $49, the NIU Tek 4D2 offers exceptional value for what you get.

Value Score: 10/10

Our Verdict

The NIU Tek 4D2 is a capable device that handles everyday tasks well. While it has some limitations, it offers decent value in its price segment.

6.5/10
Good
Overall Score