Samsung Galaxy M21s
$0
Overview
Samsung Galaxy M21s is a budget Android smartphone released in 2020 with a 6.4-inch Super AMOLED, 420 nits (peak), Exynos 9611 chipset, 64 main camera, and 6000 mAh battery.
The device runs One UI with features like Galaxy AI and Samsung DeX. Priced at $0, it targets users seeking budget performance.
Specifications of Samsung Galaxy M21s
The display of Samsung Galaxy M21s measures 6.4 inches with Super AMOLED, 420 nits (peak) technology. Peak brightness reaches 420 nits for excellent outdoor visibility. The screen renders at 1080x2340 pixels resolution.
The camera system of Samsung Galaxy M21s features 3 rear cameras: 64 main, 8MP ultrawide. Video recording supports up to 2160p.
The battery of Samsung Galaxy M21s has 6000mAh capacity with 15 wired charging. A full charge takes approximately 180 min minutes.
The performance of Samsung Galaxy M21s is powered by the Exynos 9611 chipset with Mali-G72 MP3 GPU.
The memory of Samsung Galaxy M21s offers 4GB RAM with 64GB storage options. RAM uses LPDDR4X technology. Storage is 64GB 4GB RAM, 128GB 6GB RAM. Storage can be expanded via microSD card.
The connectivity of Samsung Galaxy M21s includes 5G support, Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, and Bluetooth 5.0.
The build of Samsung Galaxy M21s weighs 191.0g with Plastic frame and Plastic back. Dimensions measure 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in).
The software of Samsung Galaxy M21s runs Android 10, One UI 2.5 with One UI. Software support extends 2 years through 2028.
Compare Samsung Galaxy M21s
Frequently Asked Questions about Samsung Galaxy M21s
Yes, Samsung Galaxy M21s is good for photography with its 64 camera. It handles everyday photography well with solid detail and color accuracy.
Samsung Galaxy M21s with Exynos 9611 can handle casual gaming. For intensive gaming, consider phones with flagship chipsets.
Samsung Galaxy M21s receives 2 years of updates through 2028. Consider this when planning long-term device usage.
Yes, Samsung Galaxy M21s supports 5G connectivity with both Sub-6GHz and mmWave bands for maximum network compatibility and fastest speeds. It works with major 5G carriers globally.
Samsung Galaxy M21s has a 6000mAh battery. This provides all-day battery life with typical usage, often lasting into a second day with moderate use.
Samsung Galaxy M21s at $0 is a budget device offering 6000mAh battery. It's worth buying if you prioritize affordability over premium features.
Samsung Galaxy M21s supports 15 wired charging with full charge in approximately 180 min minutes.
Samsung Galaxy M21s is available in 64GB storage options. Storage can be expanded via microSD card for additional capacity.
Samsung Galaxy M21s has a 6.4-inch Super AMOLED, 420 nits (peak) with 60Hz refresh rate and 420 nits peak brightness. HDR support includes HDR10.
Samsung Galaxy M21s in Category Rankings
See how Samsung Galaxy M21s ranks in these categories:
Verdict
The Samsung Galaxy M21s delivers practical value for users prioritizing affordability over premium features. The phone excels in versatile camera system, all-day battery endurance. Pick this phone for essential smartphone functionality, if you prioritize affordability while still needing core features.
Key Specifications
Display
6.4"
Main Camera
64
Chipset
Exynos 9611
Full Specifications
Network
| Technology | GSM / HSPA / LTE |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G LTE Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 |
| 5G Sub-6 Bands | [] |
| 5G mmWave Bands | [] |
| Speed | N/A |
| Carrier Aggregation | 4x4 MIMO |
| SIM | Nano-SIM |
| Dual SIM Mode | Dual SIM |
| eSIM Support | |
| VoLTE Support | N/A |
| VoWiFi | N/A |
| NR CA Support |
Launch
| Announced | 2020 |
| Status | Discontinued |
| Availability | N/A |
| Model Variants | N/A |
| Launch Price | N/A |
Body & Design
| Dimensions (mm) | 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) |
| Weight (g) | 191.0 |
| Build Materials | Glass front (Gorilla Glass 3), plastic back, plastic frame |
| Frame | Plastic |
| Back Finish | Plastic |
| Colors | ["Blue", "Black"] |
| IP Rating | N/A |
| Rugged Certifications | N/A |
| Ingress Gaskets | N/A |
| Form Factor | Bar |
| Hinge Type | N/A |
| Folded Dimensions | N/A |
| Thermal Solution | Passive Cooling |
| Notification/Alert | |
| Haptics | Basic Vibration |
Display
| Panel Type | Super AMOLED, 420 nits (peak) |
| Size (inches) | 6.4 |
| Resolution (px) | 1080x2340 pixels |
| Aspect Ratio | 3:5 |
| Pixel Density (ppi) | 233 |
| Screen-to-body Ratio (%) | 84.1 |
| Refresh Rate (Hz) | 60 |
| Adaptive Refresh Rate | |
| Touch Sampling Rate (Hz) | 180 |
| Peak Brightness (nits) | 420 |
| HDR Standards | HDR10 |
| Color Gamut | sRGB |
| Color Depth | 16 |
| PWM Dimming (Hz) | 240 |
| Glass Protection | Corning Gorilla Glass 3 |
| Oleophobic Coating | N/A |
| Curvature | Flat |
| Always-on Display | |
| Display Driver IC | N/A |
| Cover Display |
Platform (SoC)
| OS at Launch | Android 10, One UI 2.5 |
| Update Policy | 2 years |
| Chipset | Exynos 9611 |
| CPU | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) |
| GPU | Mali-G72 MP3 |
| NPU/AI TOPs | 5 TOPS |
| ISP Features | Single camera ISP |
| Modem | Exynos Modem 618 |
| Wi-Fi/Bluetooth Chip | N/A |
| Throttling Behavior | N/A |
| Geekbench Single-Core | N/A |
| Geekbench Multi-Core | N/A |
| AnTuTu Score | N/A |
| 3DMark Scores | N/A |
Memory & Storage
| RAM | 4GB |
| RAM Type | LPDDR4X |
| Storage | 64GB |
| Storage Type | 64GB 4GB RAM, 128GB 6GB RAM |
| Storage Speed | UFS 2.1 |
| Expandable Storage | |
| Slot Type | microSD |
| USB OTG | |
| Filesystem Encryption | F2FS |
Main Camera System
| Rear Cameras | 3 |
| Main Sensor | 64 |
| Main Sensor Size | 1/1.72" |
| Main Sensor Model | Samsung GW3 |
| Main Lens | f/1.8, 26mm |
| OIS | |
| Autofocus | PDAF |
| Pixel Binning | 4-in-1 |
| Ultrawide | 8MP, FOV: 123° |
| Telephoto | N/A |
| Macro | 5 |
| Depth/ToF/LiDAR | |
| Flicker/Color Sensors | N/A |
| Flash | LED |
| Video Resolution | 2160p |
| HDR/Dolby Vision Video | |
| Video Codecs | H.264, H.265 |
| Slow Motion | 720p@240fps |
| Video Stabilization | |
| Night Mode Features | |
| RAW/Pro Controls | N/A |
Selfie Camera
| Resolution | N/A |
| Sensor Size | 1/4.9" |
| Aperture | f/2.2 |
| AF/OIS | N/A |
| Secondary Front Cam | |
| Front Flash | |
| Video | 1080p@30fps |
| HDR/Dolby Vision | N/A |
| Face Unlock | 2D |
Audio
| Loudspeakers | |
| 3.5mm Jack | |
| Hi-Res Audio | |
| Spatial Audio / Dolby Atmos | |
| Microphones | 2 |
| Bluetooth Codecs | AAC, SBC |
| DAC/Amp | Integrated |
Connectivity
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac |
| Wi-Fi Features | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Bluetooth | 5.0 |
| NFC | |
| IR Blaster | |
| UWB | N/A |
| Positioning | GPS, GLONASS, GALILEO, BDS |
| Dual-Band GNSS | |
| FM Radio | |
| USB | USB Type-C 2.0 |
| Display Out | |
| eSIM Capacity |
Sensors
| Fingerprint Sensor | Rear-mounted |
| 3D Face ID | N/A |
| Accelerometer | |
| Gyroscope | |
| Magnetometer | |
| Proximity Sensor | |
| Ambient Light | N/A |
| Barometer | |
| Thermo/Hygrometer | N/A |
| UV Sensor | N/A |
| Hall Sensor | |
| Color Temp Sensor | |
| Health Sensors | Accelerometer, Gyroscope, Geomagnetic, Virtual Light Sensor |
| Satellite SOS |
Battery & Charging
| Capacity (mAh) | 6000 |
| Type | Li-Po 6000 mAh |
| Removable | |
| Endurance Rating | N/A |
| Wired Charging | 15 |
| Wired Standard | USB Power Delivery |
| 0-50% Time (mins) | 90 min |
| Full Charge Time | 180 min |
| Wireless Charging | N/A |
| Wireless Standard | N/A |
| Reverse Wireless | N/A |
| Reverse Wired | |
| Charger in Box | 15W |
| Battery Health Features | Adaptive Charging |
Software
| OS at Launch | Android 10, One UI 2.5 |
| Update Window | 2 years |
| UI Skin / Launcher | One UI |
| Feature Drops | N/A |
| App Cloning | N/A |
| Game Mode | |
| Privacy Features | App permissions, Secure folder |
| Accessibility | Voice Assistant, Magnification, Color Inversion |
| Satellite Messaging UI |
Miscellaneous
| In-Box Contents | Phone, 15W charger, USB cable, SIM ejector tool, Quick start guide |
| Recycled Materials (%) | N/A |
| Repairability Score | N/A |
| Warranty | N/A |
Reviews & Ratings
186 ratings
Showing 3 of 186 reviews
Alex R.
2 weeks ago
Absolutely love the camera on this phone! The zoom is incredible and the photos are so crisp. Battery life is also a huge plus.
Ben C.
1 month ago
Great performance and beautiful display. My only complaint is that it feels a bit heavy, but you get used to it. Solid phone overall.
Chloe D.
3 months ago
The best phone I've ever owned. It's fast, the software is clean, and the build quality is top-notch. Highly recommend!