Samsung galaxy m21 is a midrange mobile phone from Samsung with 15W fast charging, which is a variant of Galaxy M31. The smartphone packs in a 6.4-inch AMOLED display that isn’t very common at this price point.
The phone has a vivid output and very good viewing angles. Samsung has made the Galaxy M21 out of plastic to keep the price of the smartphone in the affordable segment. The highlight of the Galaxy M21 is the massive 6,000mAh battery that helps it deliver great battery life.
Samsung galaxy m21 uses sensors like Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass and comes in Midnight Blue and Raven Black colour. There is an FM-radio, RDS and recording feature with USB Type-C 2.0 and 3.5mm jack available.
Contents
Samsung galaxy m21 Specifications
- Body: 6.26 x 2.96 x 0.35 in; Glass front (Gorilla Glass 3), plastic back, plastic frame;
- Colour: Midnight Blue, Raven Black
- Weight: 188 g
- Display: 6.4″Super AMOLED, 420 nits (typ), 1080x2340px resolution, 19.5:9 aspect ratio, 403ppi
- CPU: Exynos 9611 (10nm), Octa-core(4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53)
- OS: Android 10, One UI 2.5
- GPU: Mali-G72 MP3
- RAM: 6GB
- Storage: 128GB
- Rear camera:
- 48MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF
- 8 MP, f/2.2, 12mm (ultrawide), 1/4.0″, 1.12µm
- 5 MP, f/2.2, (depth)
- Front camera:
- 20 MP, f/2.0, 26mm (wide)
- Video recording:
- Rear camera: 4K@30fps, 1080p@30fps, gyro-EIS
- Front camera: 1080p@30fps
- Battery: Li-Po 6000mAh, non-removable, 15W fast charging
- Connectivity: Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot, Bluetooth 5.0, USB Type-C 2.0
Also see Samsung Galaxy M40 specs and overview.
Samsung galaxy m21 Quick Overview
Design
Samsung galaxy m21 has panel almost pushed-up flush with the top of the device. There’s a centre-positioned and narrower punch hole for the selfie camera with the 19.5:9 aspect ratio, providing the smartphone with a slicker, futuristic and more symmetric look.
Samsung galaxy m21 has the dimension of 6.26 inches height by 2.96 inches width with the thickness of 0.35 inches weighing 188g. The smartphone is built with Gorilla Glass 3 front and a plastic back with the plastic frame. The phone comes with Single SIM or dual SIM.
The sides and the back are all moulded out of one piece of plastic. The sides have a two-tone appearance, with a lighter shade at the top and bottom and a darkened, nearly black appearance on the sides. The right edge has the power and volume buttons while the bottom has a headphone jack, USB-C port, and single loudspeaker.
Dimensions | 6.26 x 2.96 x 0.35 in |
Weight | 188 g (5.75 oz) |
Build | Glass front (Gorilla Glass 3), plastic back, plastic frame |
SIM | Single SIM (Nano-SIM or Dual SIM (Nano-SIM, dual stand-by) |
Colours | Midnight Blue, Raven Black |
Display
Samsung galaxy m21 has a 6.4 inches super AMOLED display with about 84.2% screen to body ratio. The phone has the dimension of 1080×2340 pixels at an aspect ratio of 19.5:9 with a density of 403 PPI.

The display has the 60HZ refresh rate for the display. The display of the smartphone is protected by corning Gorilla Glass. The display ships with the shop mode or “Vivid” preset out of the box, which is exactly what it sounds like but you can easily switch over to the more accurate “Natural” mode from the display settings.
Type | Super AMOLED, 420 nits (typ) |
Size | 6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio) |
Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) |
Protection | Corning Gorilla Glass 3 |
Performance
The Samsung Galaxy m21 runs on One UI 2.5 based on Android 10 and it comes with 6GB of RAM. The UI has maintained consistency pretty impressive. Biometric security on the m21 comes in one of two variants – fingerprint authentication and facial recognition.
Samsung Galaxy m21 is powered by a 2.3GHz octa-core Samsung Exynos 9611 processor that features 4 cores clocked at 2.3GHz, and 4 cores clocked at 1.7GHz at the global level.
GPU for global level is Mali-G72 MP11, rendering graphics, colours, improving the game-playing experiences, running apps smoothly and solving the performance issues.
OS | Android 10, One UI 2.5 |
Chipset | Exynos 9611 (10nm) |
CPU | Octa-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53) |
GPU | Mali-G72 MP3 |
Memory | 6GB RAM, 128GB 4GB RAM, 64GB |
Samsung Galaxy m21 Camera
Regarding cameras, the smartphone can take photography to a new level. The Samsung Galaxy m21 on the rear packs an 8-megapixel camera with an f/2.2 aperture; a second 48-megapixel camera with an f/2.0 aperture and a third 5-megapixel camera with an f/2.2 aperture depth.

The smartphone sports a 10-megapixel camera on the front for selfies, with an f/2.2 aperture and 26mm wide lens. The front camera also features autofocus, auto HDR and dual video call.
The rear camera setup has an LED flash, HDR gyro-EIS.The selfie camera can shoot 1080p videos at 30fps.
MAIN CAMERA | 48 MP, f/2.0, 26mm (wide), 1/2.0″, 0.8µm, PDAF8 MP, f/2.2, 12mm (ultrawide), 1/4.0″, 1.12µm5 MP, f/2.2, (depth)LED flash, panorama, HDR4K@30fps, 1080p@30fps, gyro-EIS |
SELFIE CAMERA | 20 MP, f/2.0, 26mm (wide), HDR, 1080p@30fps |
Samsung Galaxy m21 Battery
The Samsung Galaxy m21 drains power from the non-removable Li-Po 6000mAh battery. The battery can be charged using 15W fast charging charger.
Battery | Li-Po 6000 mAh, non-removable |
Charging | Fast charging 15W |
Samsung Galaxy m21 Price in India
The price of Samsung Galaxy m21 in India starts from Rs. 13,999.
Model | Price |
---|---|
Samsung Galaxy m21(6GB, 128GB) | ₹13,999 |
Samsung Galaxy m21(4GB ,64GB) | NPR. 21,999 |
Samsung Galaxy m21(6GB,128GB) | NPR. 25,999 |
Visit official site of Samsung for more information.