Xiaomi Mi 9 (6GB RAM+64GB) vs OPPO A91
Quick Comparison
Xiaomi Mi 9 (6GB RAM+64GB) has better RAM than OPPO A91. In terms of display resolution, OPPO A91 has better resolution of 2400 x 1080 than Xiaomi Mi 9 (6GB RAM+64GB) which has resolution of 2340 x 1080. OPPO A91 has more internal memory than Xiaomi Mi 9 (6GB RAM+64GB)
| Name | Xiaomi Mi 9 (6GB RAM+64GB) | OPPO A91 |
| RAM | 6 GB | 4 GB |
|---|---|---|
| Display | 6.39 in | 6.4 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 3300 mAh | 4025 mAh |
| Camera | 48 MP + 16 MP + 12 MP Triple | 48 MP Quad |
| Price | Rs. 30714 | Rs. 19990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is February, 2019. The cost of Xiaomi Mi 9 (6GB RAM+64GB) is Rs. 30714. The launch Date of the second phone is December 20, 2019. The cost of OPPO A91 is Rs. 19990.
Display comparison
OPPO A91 has larger screen size of 6.4 inches in comparison to Xiaomi Mi 9 (6GB RAM+64GB)'s 6.39 inch screen. Xiaomi Mi 9 (6GB RAM+64GB) has Super AMOLED Screen type where as OPPO A91 has AMOLED Screen type. OPPO's phone has display density of 408 PPI & Xiaomi's phone has only 403 PPI display density. In terms of screen to body ratio, OPPO's phone has better screen to body ratio of ~ 85.5% than Xiaomi's phone ~ 85.2%. Xiaomi Mi 9 (6GB RAM+64GB) has 19:9 aspect ratio where as OPPO A91 has 20:9 aspect ratio.
Memory comparison
Xiaomi Mi 9 (6GB RAM+64GB)'s larger 6 GB RAM is better for playing games and all with respect to OPPO A91's lower 4 GB RAM. OPPO A91 has more Internal Memory (128 GB) than Xiaomi Mi 9 (6GB RAM+64GB) (64 GB).
Camera comparison
Xiaomi Mi 9 (6GB RAM+64GB) has 48 MP + 16 MP + 12 MP Triple Rear Camera in comparison to OPPO A91's 48 MP Quad Rear Camera. Xiaomi Mi 9 (6GB RAM+64GB) will be better choice if you're looking to click lot of selfies as it has better 20 MP Front Camera in comparison to OPPO A91's 16 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 9.0.
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Full Comparison
| Name | Xiaomi Mi 9 (6GB RAM+64GB) | OPPO A91 |
| General | ||
| Model | Mi 9 | A91 |
| 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 | February, 2019 | December 20, 2019 |
| Design | ||
| Dimensions | 74.7 x 157.5 x 7.6 mm | 73.3 x 160.2 x 7.9 mm |
| Weight | 173 g | 172 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color AMOLED Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.39 inches, 1080 x 2340 pixels | 6.4 inches, 1080 x 2400 pixels |
| Aspect Ratio | 19:9 | 20:9 |
| PPI | ~ 403 PPI | ~ 408 PPI |
| Screen to Body Ratio | ~ 85.2% | ~ 85.5% |
| Glass Type | Corning Gorilla Glass 5 | |
| Features | Corning Gorilla Glass 6 | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 4 GB |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes | |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v4.2, A2DP, LE |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB on-the-go | USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS | Yes, with A-GPS, GLONASS, BDS |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | |
| Sensors | Fccelerometer, Gyro, Proximity, Barometer, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | Yes |
| Camera | ||
| Rear Camera | 48 MP + 16 MP + 12 MP | 48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.3 (Ultra Wide) 2 MP ƒ/2.4 2 MP ƒ/2.4 (Depth Sensor) |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | HDR, Panorama |
| Video Recording | 4K @ 60 fps UHD | 1080p @ 30 fps FHD |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 20 MP | 16 MP ƒ/2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v9.0 (Pie), upgradable to v11 | Android v9.0 (Pie), upgradable to v11 |
| Chipset | Qualcomm Snapdragon 855 | Mediatek Helio P70 |
| CPU | 2.84 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53 | |
| GPU | Adreno 640 | Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | MP3/WAV/eAAC+/FLAC | Yes |
| Video | MP4/DivX/XviD/WMV/H.265 | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 3300 mAh, Li-Po Battery | 4025 mAh |
| Fast Charging | Yes, Quick Charge 4+ | Yes, 20W Fast Charging |
| Wireless Charging | Yes | |