Phone Comparison - Samsung Galaxy A30 vs Samsung Galaxy A50 vs Oppo A57
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| Manufacturer | Samsung | Samsung | Oppo |
| Announced | February 2019 | February 2019 | April 2022 |
| Status | Coming Soon - Q1 2019 | Launch on 5 March 2019 | Coming Soon - April 2022 |
| Price | Rs. 16,990 ($0.00) [Similarly Priced] | Rs. 19,990 ($0.00) [Similarly Priced] | - |
| Colors | Black, White, Blue | Black, White, Blue, Coral | Black, Blue, Lilac |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
158.5 x 74.5 x 7.7 mm (6.24 x 2.93 x 0.3 in) |
158.5 x 74.7 x 7.7 mm (6.24 x 2.94 x 0.3 in) |
163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in) |
| Weight | 165 g (5.82 oz) | - | 186 g (6.56 oz) |
| SIM Type | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), 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 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) | 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41 |
| 5G Network | - | - | 1, 5, 8, 28, 41, 77, 78 SA/NSA |
| Messaging | |||
| Build Features | - Fingerprint Sensor - IP68 dust/water resistant (up to 1.5m for 30 mins) |
Fingerprint Sensor - IP68 dust/water resistant (up to 1.5m for 30 mins) |
- Fingerprint Sensor (side-mounted) |
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| OS | Android 9.0 (Pie) | Android 9.0 (Pie) | Android 12 |
| User Interface | - | One UI | ColorOS 12.1 |
| Processor | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.6 GHz Cortex-A53), Exynos 9610 Octa (10nm) | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek MT6833P Dimensity 810 5G (6 nm) |
| GPU | Mali-G71 | Mali-G72 MP3 | Mali-G57 MC2 |
| RAM | 4 GB | 6 GB | 8 GB |
| Internal Memory | 64 GB | 128 GB | 128 GB |
| External Memory | microSD, up to 512 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | microSDXC |
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| Type | Super AMOLED Capacitive Touchscreen | Super AMOLED Capacitive Touchscreen | HD+ IPS LCD Screen 90Hz Refresh Rate 480 nits (typ), 600 nits (HBM) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 6.4 inches | 6.4 inches | 6.56 inches |
| Resolution | 1080 x 2340 pixels (403 ppi) | 1080 x 2340 pixels (403 ppi) | 720 x 1612 pixels (269 ppi) |
| Screen-to-Body Ratio | 85.02% | 84.79% | 84.12% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | - | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP + 5 MP | 25 MP + 8 MP + 5 MP | 13 MP + 2 MP |
| Flash | LED Flash | LED Flash | LED Flash |
| Features | 16 MP, f/1.7, PDAF 5 MP, f/2.2 Panorama, HDR |
25 MP, f/1.7, PDAF 8 MP, f/2.2, (ultrawide) 5 MP, f/2.2, depth sensor Panorama, HDR |
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | 1080p@30fps | 2160p@30fps, 1080p@30fps | 1080p@30fps |
| Front Camera | 16 MP, f/2.0, , 1080p@30fps [Similar] | 25 MP, f/2.0, HDR, 1080p@30fps [Similar] |
8 MP, f/2.0, 26mm (wide) 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE-A | HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE, 5G |
| Bluetooth | Yes | 5.0, A2DP, LE | 5.2, A2DP, LE, aptX HD |
| Wi-Fi | Yes | 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 |
| USB | 2.0, Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector | USB Type-C 2.0, USB On-The-Go |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Browser | Yes | Yes | |
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| Internal | 64 GB, 4 GB RAM or 32 GB, 3 GB RAM | 128 GB, 6 GB RAM or 64 GB, 4 GB RAM | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 2.2/2.1 |
| Expandable Storage | microSD, up to 512 GB (dedicated slot) | microSD, up to 512 GB (dedicated slot) | 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-Po Battery | Non-removable Li-Po Battery | Non-removable Li-Po Battery Fast battery charging |
| Capacity | 4000 mAh | 4000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 16,990 
