Xiaomi Redmi Note 9 4G vs Samsung Galaxy A21s
Quick Comparison
Both Xiaomi Redmi Note 9 4G and Samsung Galaxy A21s comes with same RAM. In terms of display resolution, Xiaomi Redmi Note 9 4G has better resolution of 2340 x 1080 than Samsung Galaxy A21s which has resolution of 1600 x 720. Xiaomi Redmi Note 9 4G has more internal memory than Samsung Galaxy A21s
| Name | Xiaomi Redmi Note 9 4G | Samsung Galaxy A21s |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 6.53 in | 6.5 in |
| Internal Memory | 128 GB | 64 GB |
| Battery | 6000 mAh | 5000 mAh |
| Camera | 48 MP + 8 MP + 2 MP Triple | 48 MP Quad |
| Price | Rs. 11220 | Rs. 10900 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is November 26, 2020. The cost of Xiaomi Redmi Note 9 4G is Rs. 11220. The launch Date of the second phone is June 17, 2020. The cost of Samsung Galaxy A21s is Rs. 10900.
Display comparison
Xiaomi Redmi Note 9 4G has larger screen size of 6.53 inches in comparison to Samsung Galaxy A21s's 6.5 inch screen. Xiaomi Redmi Note 9 4G has IPS LCD Screen type where as Samsung Galaxy A21s has Screen type. Xiaomi's phone has display density of 395 PPI & Samsung's phone has only 294 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 83.4% than Samsung's phone ~ 82.8%. Xiaomi Redmi Note 9 4G has 19.5:9 aspect ratio where as Samsung Galaxy A21s has 20:9 aspect ratio.
Memory comparison
Both phones come with 4 GB RAM Xiaomi Redmi Note 9 4G has more Internal Memory (128 GB) than Samsung Galaxy A21s (64 GB).
Camera comparison
Xiaomi Redmi Note 9 4G has 48 MP + 8 MP + 2 MP Triple Rear Camera in comparison to Samsung Galaxy A21s's 48 MP Quad Rear Camera. Samsung Galaxy A21s will be better choice if you're looking to click lot of selfies as it has better 13 MP Front Camera in comparison to Xiaomi Redmi Note 9 4G's 8 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 10.
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Full Comparison
| Name | Xiaomi Redmi Note 9 4G | Samsung Galaxy A21s |
| General | ||
| Model | Redmi Note 9 4G | SM-A217FZWGINS, Galaxy A21s |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | November 26, 2020 | June 17, 2020 |
| Design | ||
| Dimensions | 77.3 x 162.3 x 9.6 mm | 75.3 x 163.6 x 8.9 mm |
| Weight | 198 g | 191 g |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color PLS TFT LCD (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.53 inches, 1080 x 2340 pixels | 6.5 inches, 720 x 1600 pixels |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 395 PPI | ~ 294 PPI |
| Screen to Body Ratio | ~ 83.4% | ~ 82.8% |
| Glass Type | Corning Gorilla Glass 3 | |
| Features | Infinity-O Display | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Storage | 128 GB | 64 GB |
| Card Slot | Yes | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v4.2, A2DP | Yes, v5.0, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | yes, with A-GPS, Glonass, Beidou, Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Water Resistance | No | |
| Splash Resistant | Yes | |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Depth Sensor) | 48 MP ƒ/2 (Main) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2 (Wide Angle) | 13 MP ƒ/2.2 (Main) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10 | Android v10, upgradable to v11 |
| Chipset | Qualcomm Snapdragon 662 | Samsung Exynos 850 |
| CPU | 2 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver | 4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55 |
| GPU | Adreno 610 | Mali-G52 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA |
| Video | Yes | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM |
| FM Radio | Yes | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 18W Fast Charging | |
| Reverse Charging | Yes | |
| Talk Time | 54 hours | |
| Music Playback Time | 109 hours | |