Xiaomi Redmi A3 Pro vs Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)
Quick Comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has better RAM than Xiaomi Redmi A3 Pro. In terms of display resolution, Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has better resolution of 3200 x 1440 than Xiaomi Redmi A3 Pro which has resolution of 1640 x 720. Both have the same amount of internal memory.
| Name | Xiaomi Redmi A3 Pro | Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) |
| RAM | 4 GB | 12 GB |
|---|---|---|
| Display | 6.88 in | 6.8 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5160 mAh | 5000 mAh |
| Camera | 50 MP Dual | 108 MP Quad |
| Price | Rs. 8990 | Rs. 101999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October 12, 2024. The Expected cost of Xiaomi Redmi A3 Pro is Rs. 8990. The launch Date of the second phone is January 14, 2021. The Expected cost of Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) is Rs. 101999.
Display comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has screen size of 6.8 inches which falls short to Xiaomi Redmi A3 Pro's 6.88 inch screen. Xiaomi Redmi A3 Pro has IPS Screen type where as Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has Screen type. Samsung's phone has display density of 515 PPI & Xiaomi's phone has only 260 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 89.8% than Xiaomi's phone ~ 84%. Xiaomi Redmi A3 Pro has 20.5:9 aspect ratio where as Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) has 20:9 aspect ratio.
Memory comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)'s larger 12 GB RAM is better for playing games and all with respect to Xiaomi Redmi A3 Pro's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB)'s 108 MP Quad Rear Camera outclasses Xiaomi Redmi A3 Pro's 50 MP Dual Rear Camera in terms of resolution.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 10 version.
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Full Comparison
| Name | Xiaomi Redmi A3 Pro | Samsung Galaxy S21 Ultra 5G (12GB RAM + 128GB) |
| General | ||
| Model | Redmi A3 Pro | Galaxy S21 Ultra 5G |
| 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 | October 12, 2024 | January 14, 2021 |
| Design | ||
| Dimensions | 77.8 x 171.9 x 8.2 mm | 75.6 x 165.1 x 8.9 mm |
| Weight | 227 g | |
| Bezel less | No | |
| Colors | Blue | |
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color Dynamic AMOLED 2X (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.88 inches, 720 x 1640 pixels, 120 Hz | 6.8 inches, 1440 x 3200 pixels, 120 Hz |
| Aspect Ratio | 20.5:9 | 20:9 |
| PPI | ~ 260 PPI | ~ 515 PPI |
| Screen to Body Ratio | ~ 84% | ~ 89.8% |
| Glass Type | Corning Gorilla Glass Victus | |
| Features | Brightness: 600 nits | Always-on Display, HDR10+ |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 12 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | |
| Card Slot | Yes, upto 1 TB | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | 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, v5.4 | Yes, v5.2, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | No | |
| Extra | ||
| GPS | Yes, with GPS, AGPS, Glonass, Beidou | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Fingerprint (side-mounted) accelerometer, compass | Accelerometer, Gyro, Proximity, Compass, Barometer |
| 3.5mm Headphone Jack | Yes | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | |
| Extra Features | eMMC 5.1 | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) | 108 MP ƒ/1.8 10 MP ƒ/4.9 (Telephoto) 10 MP ƒ/2.4 (Telephoto) 12 MP ƒ/2.2 (Ultra Wide) |
| OIS | Yes | |
| Auto Focus | Yes | Yes |
| Features | HDR | Auto-HDR, Panorama |
| Video Recording | 1080p @ 30 fps FHD | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | Punch Hole | 40 MP ƒ/2.2 (Wide Angle) Punch Hole, Autofocus |
| Front Video Recording | 1080p @ 30 fps FHD | 4K @ 30/60 fps UHD, 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v14 | Android v10 |
| Chipset | Mediatek Helio G81 Ultra | Samsung Exynos 2100 |
| CPU | 2 GHz, Octa Core Processor | 2.9 GHz, Octa Core Processor |
| Core Details | 2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | 1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55 |
| GPU | Mali-G52 MC2 | Mali-G78 MP14 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | Yes |
| Video | MP4, M4V. MKV, XVID | Yes |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5160 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 10W Fast Charging | Yes, 25W Fast Charging |
| Wireless Charging | Yes, 15W | |
| Reverse Charging | Yes, 4.5W | |