Samsung Galaxy M21 vs Xiaomi Redmi Note 4
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Overview
| Specs Score | 50 / 100 Better Specs | 37 / 100 |
| Display Size | 6.4 in Bigger Display | 5.5 in |
| Display Resolution | 1080 x 2340 pixels Better Resolution | 1080 x 1920 pixels |
| Screen To Body Ratio | ~ 84.2% Less Bezels | |
| CPU Clock Speed | 2.3 GHz Faster Clock Speed | 2 GHz |
| Rear Camera | 48 MP + 8 MP + 5 MP Triple Better Camera Resolution | 13 MP |
| Front Camera | 20 MP Better Front Camera Resolution | 5 MP |
| Weight | 188 g | 165 g Lighter |
| Battery | 6000 mAh Bigger Battery | 4100 mAh |
| Unique Features | Fast Charging | No |
General
| Model | Galaxy M21 | Redmi Note 4 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Micro+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 18, 2020 | January, 2017 |
Design
| Dimensions | 75.1 x 159 x 8.9 mm | 76 x 151 x 8.5 mm |
| Weight | 188 g | 165 g |
Display
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS Screen (16M colors Colors) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels | 5.5 inches, 1080 x 1920 pixels |
| Aspect Ratio | 19.5:9 | 16:9 |
| PPI | ~ 403 PPI | ~ 401 PPI |
| Screen to Body Ratio | ~ 84.2% | |
| Glass Type | Corning Gorilla Glass 3 | |
| Features | 420 nits (peak) | 2.5D Glass |
| Notch | Yes, Water Drop Notch |
Memory
| RAM | 4 GB | 4 GB |
| Storage | 64 GB | 64 GB |
| Card Slot | Yes, upto 512 GB | Yes, (Hybrid Slot), upto 128 GB |
Connectivity
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v4.1 |
| USB | Yes, USB-C v2.0 | Yes, microUSB v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go |
Extra
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS Support |
| Fingerprint Sensor | Yes, Rear | Yes, Rear |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | Accelerometer, Gyroscope, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
Camera
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 13 MP ƒ/2 |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | Face detection, Geo tagging, Panorama, Touch to focus |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 20 MP ƒ/2 (Wide Angle) | 5 MP ƒ/2 |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Front Camera Features | HDR |
Technical
| OS | Android v10.0, upgradable to v11 | Android v6.0 (Marshmallow), upgradable to v7.0 (Nougat) |
| Chipset | Samsung Exynos 9611 | Qualcomm Snapdragon 625 |
| CPU | 2.3 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | |
| GPU | Mali-G72 MP3 | Adreno 506 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML |
Multimedia
| Supports | MMS, Instant Messaging | |
| Yes | Yes, with Push Email | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | MP3, WAV, eAAC+ |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | XviD, MP4 |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 4100 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging |
Discuss
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