Xiaomi Redmi Note 4 vs Samsung Galaxy M21
Quick Comparison
Both Xiaomi Redmi Note 4 and Samsung Galaxy M21 comes with same RAM. In terms of display resolution, Samsung Galaxy M21 has better resolution of 2340 x 1080 than Xiaomi Redmi Note 4 which has resolution of 1920 x 1080. Both have the same amount of internal memory.
| Name | Xiaomi Redmi Note 4 | Samsung Galaxy M21 |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 5.5 in | 6.4 in |
| Internal Memory | 64 GB | 64 GB |
| Battery | 4100 mAh | 6000 mAh |
| Camera | 13 MP | 48 MP + 8 MP + 5 MP Triple |
| Price | Rs. 10990 | Rs. 11999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is January, 2017. The cost of Xiaomi Redmi Note 4 is Rs. 10990. The launch Date of the second phone is March 18, 2020. The cost of Samsung Galaxy M21 is Rs. 11999.
Display comparison
Xiaomi Redmi Note 4 has screen size of 5.5 inches which falls short to Samsung Galaxy M21's 6.4 inch screen. Xiaomi Redmi Note 4 has IPS Screen type where as Samsung Galaxy M21 has Super AMOLED Screen type. Samsung's phone has display density of 403 PPI & Xiaomi's phone has only 401 PPI display density. Xiaomi Redmi Note 4 has 16:9 aspect ratio where as Samsung Galaxy M21 has 19.5:9 aspect ratio.
Memory comparison
Both mobiles come with 4 GB RAM and both have same Internal Memory of 64 GB.
Camera comparison
Samsung Galaxy M21's 48 MP + 8 MP + 5 MP Triple Rear Camera outclasses Xiaomi Redmi Note 4's 13 MP Rear Camera in terms of resolution. Samsung Galaxy M21 will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to Xiaomi Redmi Note 4's 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version v6.0 and the second one on 10.0 version.
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Full Comparison
| Name | Xiaomi Redmi Note 4 | Samsung Galaxy M21 |
| General | ||
| Model | Redmi Note 4 | Galaxy M21 |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Micro+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | January, 2017 | March 18, 2020 |
| Design | ||
| Dimensions | 76 x 151 x 8.5 mm | 75.1 x 159 x 8.9 mm |
| Weight | 165 g | 188 g |
| Display | ||
| Type | Color IPS Screen (16M colors Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 5.5 inches, 1080 x 1920 pixels | 6.4 inches, 1080 x 2340 pixels |
| Aspect Ratio | 16:9 | 19.5:9 |
| PPI | ~ 401 PPI | ~ 403 PPI |
| Screen to Body Ratio | ~ 84.2% | |
| Glass Type | Corning Gorilla Glass 3 | |
| Features | 2.5D Glass | 420 nits (peak) |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Storage | 64 GB | 64 GB |
| Card Slot | Yes, (Hybrid Slot), upto 128 GB | Yes, upto 512 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, v4.1 | Yes, v5.0 |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go | USB on-the-go, USB Charging |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Rear | Yes, Rear |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyroscope, Compass | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 13 MP ƒ/2 | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD | 4K @ 30 fps UHD, 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 5 MP ƒ/2 | 20 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Front Camera Features | HDR | |
| Technical | ||
| OS | Android v6.0 (Marshmallow), upgradable to v7.0 (Nougat) | Android v10.0, upgradable to v11 |
| Chipset | Qualcomm Snapdragon 625 | Samsung Exynos 9611 |
| CPU | 2 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | |
| GPU | Adreno 506 | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes, supports HTML | Yes, supports HTML5 |
| Multimedia | ||
| Supports | MMS, Instant Messaging | |
| Yes, with Push Email | Yes | |
| Music | MP3, WAV, eAAC+ | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | XviD, MP4 | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4100 mAh, Li-Po Battery | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging | |