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  4. Qin F21 Pro

Qin F21 Pro

Qin F21 Pro
Brand: Duoqin (QIN)
Category: Phones
  • Display 2.8-inch FullView screen
  • Camera 5MP Main / 2MP front
  • Memory 3-4GB RAM / 32-64GB ROM
  • Platform Helio A22 CPU / Android 11

Our Rating

The rating is based on the opinions of users and reliable reviewers.

  • Design, Built Quality 7 / 10
  • Display Quality 9 / 10
  • Camera Quality 8 / 10
  • Audio & Multimedia 7 / 10
  • OS and Usability 8 / 10
  • Battery Performance 9 / 10

This is Qin F21 Pro, a full fledged smartphone housed in a classical button form factor. It has a 2.8-inches touch screen with 480 x 640 pixels resolution, as well as a tradition T9 keypad system. At launch, the asking price of the phone is 599 CYN, or an equivalent of $93 US Dollars.

On the inside, the phone is got the Helio A22 quad-core CPU from MediaTek. The SoC is clock at 2.0GHz, and it is backed by Mali-G52 GPU. The phone has both 3/4GB RAM, along with either 32/64GB ROM.

On the camera department, a single 5-megapixel sensor is used on the rear along with an LED. For selfie, you are getting an 2-megapixel selfie lens on the front.

There is a 2,120mAh battery battery on the inside, and it support 7.5W fast charger via a USB Type-C interface. Note that Google services might need to be installed separately. The table below contains the full specifications of Qin F21 Pro compact button smartphone.

Full Specifications and Features


Technology GSM / HSPA / LTE
2G Network Bands GSM 3(1800), 8(900)
3G Network Bands 3G Bands:1(2100), 5(850), 8(900)
4G Network Bands LTE Bands: B1 / B3 / B5 / B7 / B8 / B38 / B39 / B40 / B41
5G Network Bands Does not support 5G network
Speed HSPA 42.2/5.76 Mbps, LTE-A


Also Known As -


Dimensions 131.7 x 53.5 x 9.5 mm
Weight 100 grams
SIM Type Single Nano-SIM


Display Type IPS LCD touchscreen / 16M colors
Size 2.8 inches, (46.9% screen-to-body ratio)
Resolution 480 x 640 pixels, 16:9 aspect-ratio (281 ppi density)


Operating System Android 11
Chipset MediaTek Helio 22 (12nm)
CPU Quad-core (2.0GHz Cortex-A53)
GPU PowerVR GE8320


RAM + ROM 3GB + 32GB / 4GB + 64GB
Card Slot No


Camera Type Single Lens
Camera Sensor(s) 5-megapixel main camera
Camera Features Autofocus / LED Flash
Video Resolution 720@


Camera Type Single Lens
Camera Sensor(s) 2-megapixel
Video Resolution 480p


Loudspeaker Yes
Speaker Location Bottom chin
Audio Jack Type No


Bluetooth Bluetooth 5.0, A2DP, LE


Battery Capacity Non-removable Li-Po 2,120mAh battery


Sensors Fingerprint (side-mounted), accelerometer, proximity, compass
Box Contents Charging Brick / USB cable

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  • What do you feel about Design and build quality of this device?
  • Screen size, image quality (brightness, colors, contrast, etc), visibility in sun light, angles of view and touchscreen.
  • Usability of Camera interface, image and video quality in different light conditions and environment.
  • Music and video players, playback quality, speaker sound and handsfree options.
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  • What about battery life, while calling, listening music, watching videos, playing games and doing other tasks.
  • 6 / 10 based on your selection

Disclaimer Note

We CANNOT guarantee 100% accuracy for the specification table above.