Samsung Galaxy M21 2021 vs Xiaomi Redmi A3x
Quick Comparison
Samsung Galaxy M21 2021 has better RAM than Xiaomi Redmi A3x. In terms of display resolution, Samsung Galaxy M21 2021 has better resolution of 2340 x 1080 than Xiaomi Redmi A3x which has resolution of 1650 x 720. Both have the same amount of internal memory.
| Name | Samsung Galaxy M21 2021 | Xiaomi Redmi A3x |
| RAM | 4 GB | 3 GB |
|---|---|---|
| Display | 6.4 in | 6.71 in |
| Internal Memory | 64 GB | 64 GB |
| Battery | 6000 mAh | 5000 mAh |
| Camera | 48 MP + 8 MP + 5 MP Triple | 8 MP + 0.08 MP Dual |
| Price | Rs. 9999 | Rs. 6644 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is July 21, 2021. The cost of Samsung Galaxy M21 2021 is Rs. 9999. The launch Date of the second phone is May 24, 2024. The cost of Xiaomi Redmi A3x is Rs. 6644.
Display comparison
Xiaomi Redmi A3x has larger screen size of 6.71 inches in comparison to Samsung Galaxy M21 2021's 6.4 inch screen. Samsung Galaxy M21 2021 has Super AMOLED Screen type where as Xiaomi Redmi A3x has IPS Screen type. Samsung's phone has display density of 403 PPI & Xiaomi's phone has only 268 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 84.2% than Xiaomi's phone ~ 82.9%. Samsung Galaxy M21 2021 has 19.5:9 aspect ratio where as Xiaomi Redmi A3x has 20.5:9 aspect ratio.
Memory comparison
Samsung Galaxy M21 2021's larger 4 GB RAM is better for playing games and all with respect to Xiaomi Redmi A3x's lower 3 GB RAM. and both have same Internal Memory of 64 GB.
Camera comparison
Samsung Galaxy M21 2021's 48 MP + 8 MP + 5 MP Triple Rear Camera outshines Xiaomi Redmi A3x's 8 MP + 0.08 MP Dual Rear Camera in terms of resolution. Samsung Galaxy M21 2021 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 A3x's 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 14 version.
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Full Comparison
| Name | Samsung Galaxy M21 2021 | Xiaomi Redmi A3x |
| General | ||
| Model | Galaxy M21 2021 | Redmi A3x |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | July 21, 2021 | May 24, 2024 |
| Design | ||
| Dimensions | 75.1 x 159 x 9 mm | |
| Weight | 192 g | |
| Colors | Midnight Black, Moonlight White, Aurora Green | |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.4 inches, 1080 x 2340 pixels, 60 Hz | 6.71 inches, 720 x 1650 pixels, 90 Hz |
| Aspect Ratio | 19.5:9 | 20.5:9 |
| PPI | ~ 403 PPI | ~ 268 PPI |
| Screen to Body Ratio | ~ 84.2% | ~ 82.9% |
| Glass Type | Corning Gorilla Glass 3 | Corning Gorilla Glass 3 |
| Features | 420 nits (peak) | 500nits peak brightness |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 3 GB |
| Expandable RAM | Upto 3 GB Extra Virtual RAM | |
| Storage | 64 GB | 64 GB |
| Card Slot | Yes, upto 512 GB | Yes, upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 802.11 a/b/g/n/ac, 2.4GHz/5GHz | |
| Bluetooth | Yes, v5.0 | Yes |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | No | |
| Extra | ||
| GPS | Yes, with A-GPS, Glonass, Beidou, Galileo | Yes, with GPS, AGPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro Sensor, Geomagnetic Sensor, Proximity Sensor, Virtual Light Sensing | Accelerometer |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| Extra Features | eMMC 5.1 | |
| Camera | ||
| Rear Camera | 48 MP ƒ/2 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.2 (Depth Sensor) | 8 MP ƒ/2 (Wide Angle) 0.08 MP Auxiliary Lens |
| Auto Focus | Yes | Yes |
| Features | Panorama, HDR | HDR |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 20 MP ƒ/2 (Wide Angle) | 5 MP ƒ/2.2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v11 | Android v14 |
| Chipset | Samsung Exynos 9611 | Unisoc T603 |
| CPU | 2.3 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor |
| Core Details | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 | |
| GPU | Mali-G72 MP3 | |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, M4A, 3GA, AAC, OGG, OGA, WAV, WMA, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA | MP3, AMR, FLAC, APE |
| Video | MP4, M4V, 3GP, 3G2, WMV, ASF, AVI, FLV, MKV, WEBM | MP4, M4V. MKV, XVID |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6000 mAh, Li-Po Battery | 5000 mAh |
| Fast Charging | Yes, 15W Fast Charging | Yes, 10W Fast Charging |
| Talk Time | 49 hours | |
| Music Playback Time | 131 hours | |