Xiaomi Redmi 9 (4GB RAM + 128GB) vs Samsung Galaxy A51
Quick Comparison
Samsung Galaxy A51 has better RAM than Xiaomi Redmi 9 (4GB RAM + 128GB). In terms of display resolution, Samsung Galaxy A51 has better resolution of 2340 x 1080 than Xiaomi Redmi 9 (4GB RAM + 128GB) which has resolution of 1600 x 720. Both have the same amount of internal memory.
| Name | Xiaomi Redmi 9 (4GB RAM + 128GB) | Samsung Galaxy A51 |
| RAM | 4 GB | 6 GB |
|---|---|---|
| Display | 6.53 in | 6.5 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 4000 mAh |
| Camera | 13 MP + 2 MP Dual | 48 MP Quad |
| Price | Rs. 10290 | Rs. 24999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is August 27, 2020 . The cost of Xiaomi Redmi 9 (4GB RAM + 128GB) is Rs. 10290. The launch Date of the second phone is January 29, 2020 . The cost of Samsung Galaxy A51 is Rs. 24999.
Display comparison
Xiaomi Redmi 9 (4GB RAM + 128GB) has larger screen size of 6.53 inches in comparison to Samsung Galaxy A51's 6.5 inch screen. Xiaomi Redmi 9 (4GB RAM + 128GB) has LCD Screen type where as Samsung Galaxy A51 has Super AMOLED Screen type. Samsung's phone has display density of 405 PPI & Xiaomi's phone has only 269 PPI display density. In terms of screen to body ratio, Samsung's phone has better screen to body ratio of ~ 87.4% than Xiaomi's phone ~ 81%. Both mobiles have same aspect ratio of 20:9.
Memory comparison
Samsung Galaxy A51's larger 6 GB RAM is better for playing games and all with respect to Xiaomi Redmi 9 (4GB RAM + 128GB)'s lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
Samsung Galaxy A51's 48 MP Quad Rear Camera outshines Xiaomi Redmi 9 (4GB RAM + 128GB)'s 13 MP + 2 MP Dual Rear Camera in terms of resolution. Samsung Galaxy A51 will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Xiaomi Redmi 9 (4GB RAM + 128GB)'s 5 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 10.
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Full Comparison
| Name | Xiaomi Redmi 9 (4GB RAM + 128GB) | Samsung Galaxy A51 |
| General | ||
| Model | Redmi 9 | Galaxy A51 |
| 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 | August 27, 2020 | January 29, 2020 |
| Design | ||
| Dimensions | 77.07 x 164.9 x 9 mm | 73.6 x 158.5 x 7.9 mm |
| Weight | 196 g | 172 g |
| Display | ||
| Type | Color LCD Screen (16M Colors) | Color Super AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.53 inches, 720 x 1600 pixels | 6.5 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 269 PPI | ~ 405 PPI |
| Screen to Body Ratio | ~ 81% | ~ 87.4% |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 6 GB |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, upto 512 GB | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.0 |
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging |
| IR Blaster | No | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| Fingerprint Sensor | Yes, Rear | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Vibration Motor, Distance Sensor, Ambient Light Sensor, Aaccelerometer, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes, Protected by P2i | |
| Camera | ||
| Rear Camera | 13 MP ƒ/2.2 (Wide Angle) 2 MP ƒ/2.4 (Depth Sensor) | 48 MP ƒ/2 (Wide Angle) 12 MP ƒ/2.2 (Ultra Wide) 5 MP ƒ/2.4 (Macro) Macro 5 MP ƒ/2.2 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | HDR, AI Portrait Mode, Face Recognition, AI Beautify 5.0, AI Scene Detection | Panorama, HDR |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 | 32 MP ƒ/2.2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v10 | Android v10, upgradable to v12 |
| Chipset | MediaTek Helio G35 | Samsung Exynos 9611 |
| CPU | 2.3 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | Arm Cortex-A53 | 4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53 |
| GPU | IMG PowerVR GE8320 | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 15W Fast Charging | |
| Talk Time | 37 hours | |
| Music Playback Time | 164 hours | |