Phone Comparison - Samsung Galaxy A51 vs Xiaomi Redmi 9A vs Oppo A38
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Xiaomi | Oppo |
| Announced | December 2019 | Not announced yet | September 2023 |
| Status | Coming Soon - December 12, 2019 | Rumored | Coming Soon - September 2023 |
| Price | Rs. 23,999 ($0.00) [Similarly Priced] | - | - |
| Colors | Prism Crush White, Black, Pink, Blue | Blue, other colors | Glowing Black, Glowing Gold |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
158.4 x 73.7 x 7.9 mm (6.24 x 2.9 x 0.31 in) |
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163.7 x 75 x 8.2 mm (6.44 x 2.95 x 0.32 in) |
| Weight | 172 g (6.07 oz) | - | 190 g (6.7 oz) |
| SIM Type | Single SIM (Nano-SIM), 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 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE (unspecified) | LTE | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 |
| Messaging | |||
| Build Features | - Fingerprint Sensor(In-display) |
- Fingerprint Sensor |
- Fingerprint Sensor (side-mounted) IP54, dust and splash resistant |
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| OS | Android 9.0 (Pie) | Android 10.0 | Android 13 |
| User Interface | One UI | MIUI 12 | ColorOS 13.1 |
| Processor | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) | , MediaTek Helio G25 | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55), Mediatek MT6769 Helio G85 (12nm) |
| GPU | Mali-G72 MP3 | Mali-G31 | Mali-G52 MC2 |
| RAM | 8 GB | 3 GB | 4 GB |
| Internal Memory | 128 GB | 32 GB | 128 GB |
| External Memory | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) | microSDXC |
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| Type | Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen | IPS LCD Capacitive Touchscreen | FHD+ IPS LCD Screen 90Hz Refresh Rate 720 Nits (peak) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.5 inches | 6.53 inches | 6.56 inches |
| Resolution | 1080 x 2340 pixels (396 ppi) | 720 x 1600 pixels (269 ppi) | 720 x 1612 pixels (269 ppi) |
| Screen-to-Body Ratio | 89.06% | - | 84.29% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | - | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 48 MP + 12 MP + 5 MP + 5 MP | 13 MP | 50 MP + 2 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF 12 MP, f/2.2, 13mm (ultrawide) 5 MP, f/2.2, depth sensor 5 MP, f/2.4, macro camera Panorama, HDR |
13 MP, f/1.8, (wide), 1/3.1", 1.12µm, PDAF HDR, Panorama |
50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | 2160p@30fps, 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera |
32 MP, f/2.0, 25mm (wide) HDR 1080p@30fps [Similar] |
5 MP HDR 1080p@30fps [Similar] |
5 MP, f/2.2, (wide) 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A | HSPA, LTE |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE | 5.3, A2DP, LE, aptX HD |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Browser | Yes | Yes | Yes |
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| Internal | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM | 32 GB, 3 GB RAM | 128 GB, 4 GB RAM eMMC 5.1 |
| Expandable Storage | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) | microSDXC |
| USB OTG | 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-Po Battery Fast battery charging 15W |
Non-removable Li-Po Battery | Non-removable Li-Po Battery Fast battery Charging 33W wired, PD, 50% in 30 min |
| Capacity | 4000 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 25,250 
