Phone Comparison - Xiaomi Mi A2 (Mi 6X) vs Xiaomi Redmi Note 12 vs Oppo A78 4G
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| Manufacturer | Xiaomi | Xiaomi | Oppo |
| Announced | April 2018 | October 2022 | July 2023 |
| Status | Available - April 2018 | Coming Soon - November 2022 | Available - July 2023 |
| Price | Rs. 16,900 ($250.00) [Similarly Priced] | - | - |
| Colors | Cherry Pink, Flame Red, Sand Gold, Glacier Blue, Black | Black, White, Blue | Mist Black, Aqua Green |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
158.7 x 75.4 x 7.3 mm (6.25 x 2.97 x 0.29 in) |
165.9 x 76.2 x 8 mm (6.53 x 3 x 0.31 in) |
160 x 73.2 x 7.9 mm (6.3 x 2.88 x 0.31 in) |
| Weight | 168 g (5.93 oz) | 188 g (6.63 oz) | 180 g (6.35 oz) |
| SIM Type | Hybrid Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1xEV-DO |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - China | 1, 3, 5, 7, 8, 34, 38, 39, 40, 41 | LTE |
| 5G Network | - | 1, 3, 5, 8, 41, 77, 78 SA/NSA | - |
| Messaging | SMS, MMS, Push Mail, EMail, IM | ||
| Build Features | - Fingerprint Sensor |
- Fingerprint Sensor (side-mounted) IP53, dust and splash resistant |
- Fingerprint Sensor IP54, dust and splash resistant |
| Notification LED | Yes | - | - |
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| OS | Android 8.1 (Oreo); Android One | Android 12 | Android 13 |
| User Interface | - | MIUI 13 | ColorOS 13.1 |
| Processor | Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260), Qualcomm SDM660 Snapdragon 660 | Octa-core (2x2.0 GHz Cortex-A78 & 6x1.8 GHz Cortex-A55), Qualcomm SM4375 Snapdragon 4 Gen 1 (6 nm) | Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver), Qualcomm SM6225 Snapdragon 680 4G (6 nm) |
| GPU | Adreno 512 | Adreno 619 | Adreno 610 |
| RAM | 6 GB | 8 GB | 8 GB |
| Internal Memory | 128 GB | 256 GB | 256 GB |
| External Memory | microSD, up to 256 GB (uses SIM 2 slot) | No | microSDXC |
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| Type | LTPS IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 | FHD+ Samsung AMOLED Screen 120Hz Refresh Rate 1200 nits (peak) |
FHD+ AMOLED Screen 90Hz Refresh Rate 430 Nits, Corning Gorilla Glass 5 |
| Colors | 16M colors | 16M Colors | 16M colors |
| Size | 5.99 inches | 6.67 inches | 6.43 inches |
| Resolution | 1080 x 2160 pixels (403 ppi) | 1080 x 2400 pixels (395 ppi) | 1080 x 2400 pixels (409 ppi) |
| Screen-to-Body Ratio | 77.44% | 84.78% | 85.35% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | Unspecified | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | Dual 12 MP + 20 MP | 48 MP + 2 MP | 50 MP + 2 MP |
| Flash | LED Flash | Dual-LED Dual-tone Flash | LED Flash |
| Features | Phase Detection Autofocus, 1.25µm, f/1.8 aperture lens, 2x Optical Zoom, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | 48 MP, (wide), 0.8µm, PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | 2160p@30fps, 1080p@30fps, 720p@120fps | 1080p@30/60fps | 1080p@30fps |
| Front Camera | 20 MP (f/1.8, 1/2.8", 1.0µm), 1080p, Auto-HDR [Similar] |
8 MP, f/2.0, (wide), 1/4", 1.12µm HDR 1080p@30fps [Similar] |
8 MP, f/2.0, (wide) 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE | HSPA, LTE-A (CA), 5G | HSPA, LTE |
| Bluetooth | 5.0, A2DP, LE | 5.1, A2DP, LE | 5.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | 2.0, Type-C 1.0 reversible connector | USB Type-C 2.0, USB On-The-Go | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS, GLONASS, BDS | GPS (L1), GLONASS (G1), BDS (B1), GALILEO (E1) | GPS, GALILEO, GLONASS, BDS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 128 GB, 6 GB RAM or 64 GB, 4/6 GB RAM | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM UFS 2.2 | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM |
| Expandable Storage | microSD, up to 256 GB (uses SIM 2 slot) | No | microSDXC |
| USB OTG | Not Supported | Supported | Supported |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| Magnetic-Field Sensor (Compass) | |
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| Gyroscope Sensor | |
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| NFC | |
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| Type | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Fast battery Charging 33W |
Li-Po Non-removable 67W wired, PD, 76% in 30 min |
| Capacity | 3010 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
