Oppo A91 Review: A Comprehensive Look at its Features and Performance

Oppo A91 Review: A Comprehensive Look at its Features and Performance

Oppo A91 Review: A Comprehensive Look at its Features and Performance, Smartphones have become a necessity in today’s world. With so many options available in the market, choosing the right one can be quite overwhelming. Oppo, the Chinese consumer electronics and mobile communication company, has been gaining popularity for manufacturing high-quality smartphones. The Oppo A91 is no exception, boasting impressive features and design. In this article, we will review the Oppo A91, discussing its specifications, performance, and overall user experience.

Oppo A91 Review: Design and Build Quality

The first thing that catches the eye is the design of the Oppo A91. With its slim body and curved edges, the phone looks sleek and stylish. The device has a 6.4-inch AMOLED display with a resolution of 1080 x 2400 pixels, providing crystal-clear visuals. The front camera is placed in a water-drop notch, adding to the phone’s aesthetic appeal. The back panel has a quad-camera setup, along with a fingerprint scanner for added security.

Oppo A91 Review: Camera Performance

In terms of photography, the Oppo A91 does not disappoint. The primary camera is 48MP, supported by an 8MP ultra-wide lens, a 2MP macro lens, and a 2MP depth sensor. The camera system captures detailed pictures with excellent color reproduction. The night mode feature enhances low-light photography, producing bright and sharp images. The front camera is a 16MP shooter, which captures stunning selfies.

Oppo A91 Review: Performance and Battery Life

Performance-wise, the Oppo A91 houses an octa-core MediaTek Helio P70 processor, paired with 8GB RAM and 128GB internal storage. The phone runs on Android 9 Pie with Oppo’s ColorOS 6.1, providing a smooth and seamless user experience. The battery life is impressive, with a 4,000mAh battery that supports fast charging. The phone can last up to an entire day with moderate usage.

Oppo A91 Review: Additional Features

The Oppo A91 comes equipped with several additional features that make it stand out in the market. It has an in-display fingerprint scanner for added security, along with facial recognition technology. The phone also has Dolby Atmos sound enhancement, providing an immersive audio experience. The device has a hybrid SIM slot, allowing for dual-SIM functionality.

Oppo A91 Review: Pros and Cons


  • Sleek and stylish design
  • Impressive camera system
  • Smooth and seamless user experience
  • Fast charging support
  • In-display fingerprint scanner and facial recognition technology


  • No water or dust resistance rating
  • Outdated Android version
  • No wireless charging support

Oppo A91 Features

Oppo A91 Review: A Comprehensive Look at its Features and Performance

Oppo A91 Review: A Comprehensive Look at its Features and Performance

Here are the specifications for the Oppo A91:

Design and Display:

  • Dimensions: 160.2 x 73.3 x 7.9 mm
  • Weight: 172 g
  • Build: Glass front (Gorilla Glass 5), plastic back, plastic frame
  • SIM: Dual SIM (Nano-SIM, dual stand-by)
  • Display: 6.4 inches, AMOLED capacitive touchscreen, 16M colors
  • Resolution: 1080 x 2400 pixels, 20:9 ratio (~408 ppi density)
  • Protection: Corning Gorilla Glass 5


  • Operating System: Android 9.0 (Pie), ColorOS 6.1
  • Chipset: Mediatek Helio P70 (12nm)
  • CPU: Octa-core (4×2.1 GHz Cortex-A73 & 4×2.0 GHz Cortex-A53)
  • GPU: Mali-G72 MP3
  • RAM: 8 GB
  • Internal Storage: 128 GB


  • Rear Camera: Quad camera setup
    • 48 MP, f/1.8, 26mm (wide), 1/2.0″, 0.8µm, PDAF
    • 8 MP, f/2.3, 13mm (ultrawide), 1/4.0″, 1.12µm
    • 2 MP, f/2.4, (macro)
    • 2 MP, f/2.4, (depth)
  • Front Camera: Single camera
    • 16 MP, f/2.0, 26mm (wide), 1/3.06″, 1.0µm


  • Non-removable Li-Po 4000 mAh battery
  • Charging: Fast charging 20W, VOOC 3.0

Other Features:

  • Sensors: Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  • Sound: Loudspeaker with stereo speakers, 3.5mm jack
  • Connectivity: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot, Bluetooth 4.2, GPS with A-GPS, GLONASS, BDS, USB Type-C 2.0, USB On-The-Go
  • Colors: Lightening Black, Unicorn White, Red

I hope this helps!

In conclusion, the Oppo A91 is a feature-packed smartphone that offers excellent value for money. It has a sleek design, impressive camera system, and smooth performance. The battery life is commendable, and the additional features such as the in-display fingerprint scanner and facial recognition technology make it stand out from its competitors. However, the lack of water or dust resistance rating, outdated Android version, and no wireless charging support may be a deal-breaker for some users. Overall, the Oppo A91 is a great choice for anyone looking for a budget-friendly, high-performance smartphone.

Oppo A91 Review: FAQs

  1. Is the Oppo A91 waterproof?
  • No, the Oppo A91 does not have any water or dust resistance rating.
  1. Does the Oppo A91 support wireless charging?
  • No, the Oppo A91 does not support wireless charging.
  1. What is the battery capacity of the Oppo A91?
  • The Oppo A91 has a 4,000mAh battery capacity.
  1. What is the Android version running on Oppo A91?
  • The Oppo A91 runs on Android 9 Pie with Oppo’s ColorOS 6.1.
  1. Does Oppo A91 have a headphone jack?
  • Yes, Oppo A91 has a 3.5mm headphone jack.

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