Phone Comparison - Samsung Galaxy M20 vs Xiaomi Redmi Note 9S vs Oppo K7x
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Xiaomi | Oppo |
| Announced | January 2019 | March 2020 | November 2020 |
| Status | Available - February 2019 | Coming Soon - April 2020 | Coming Soon - November 2020 |
| Price | Rs. 10,999 ($0.00) [Similarly Priced] | - | - |
| Colors | Ocean Blue, Charcoal Black | Aurora Blue, Glacier White, Interstellar Gray | Blue, Black |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
156.4 x 74.5 x 8.8 mm (6.16 x 2.93 x 0.35 in) |
165.8 x 76.7 x 8.8 mm (6.53 x 3.02 x 0.35 in) |
162.2 x 75.1 x 9.1 mm (6.39 x 2.96 x 0.36 in) |
| Weight | 186 g (6.56 oz) | 209 g (7.37 oz) | 194 g (6.84 oz) |
| SIM Type | 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 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1xEV-DO |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 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), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300) | 1, 2, 3, 4, 5, 7, 8, 34, 38, 39, 40, 41 |
| 5G Network | - | - | 1, 41, 77, 78 SA/NSA |
| SAR EU |
0.25 W/kg (head) 1.59 W/kg (body) |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
| Messaging | |||
| Build Features | - Fingerprint Sensor |
- Fingerprint Sensor (side-mounted) Splash-proof |
- Fingerprint Sensor (side-mounted) |
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| OS | Android 8.1 (Oreo); Experience 9.5 | Android 10.0 | Android 10 |
| User Interface | - | MIUI 11 | ColorOS 7.2 |
| Processor | Octa-core (2x1.8 GHz Kryo 260 Gold & 6x1.6 GHz Kryo 260 Silver), Exynos 7904 Octa (14 nm) | Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) | Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek MT6853V Dimensity 720 5G (7 nm) |
| GPU | Mali-G71 MP2 | Adreno 618 | Mali-G57 MC3 |
| RAM | 4 GB | 6 GB | 6 GB |
| Internal Memory | 64 GB | 128 GB | 128 GB |
| External Memory | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) | No |
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| Type | PLS TFT Capacitive Touchscreen | FHD+ IPS LCD Capacitive Touchscreen Corning Gorilla Glass 5 450 nits typ. brightness (advertised) |
LTPS IPS LCD Screen Corning Gorilla Glass 3 90Hz Refresh rate 480 nits (typ), 600 nits (peak) |
| Colors | 16M colors | 16M colors | 16M Colour |
| Size | 6.3 inches | 6.67 inches | 6.5 inches |
| Resolution | 1080 x 2340 (409 ppi) | 1080 x 2400 pixels (395 ppi) | 1080 x 2400 pixels (405 ppi) |
| Screen-to-Body Ratio | 83.65% | 84.28% | 83.70% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio, RDS, recording | FM radio, recording | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP + 5 MP | 48 MP + 8 MP + 5 MP + 2 MP | 48 MP + 8 MP + 2 MP + 2 MP |
| Flash | LED Flash | LED flash | LED flash |
| Features | 13 MP, f/1.9, 1/2.8", 1.12μm, PDAF 5 MP, f/2.2, 12mm (ultrawide), 1/6", 1.12μm Panorama, HDR |
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro), 1.12µm 2 MP, f/2.4, (depth) HDR, Panorama |
48 MP, f/1.7, 25mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, panorama |
| Video | 1080p@30fps | 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS | 4K@30fps, 1080p@30/60/120fps; gyro-EIS |
| Front Camera | 8 MP, f/2.0, HDR, 1080p@30fps [Similar] |
16 MP Punch-Hole, f/2.5, 26mm (wide), 1/3.1", 1.0µm HDR 1080p@30fps [Similar] |
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm HDR 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat12 600/50 Mbps | HSPA 42.2/5.76 Mbps, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G 2.3 Gbps DL |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE | 5.0, A2DP, LE, aptX HD |
| Wi-Fi | Wi-Fi 802.11 b/g/n, 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, 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, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| 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 (UFS 2.1) | 128 GB, 6 GB RAM UFS 2.1 |
| Expandable Storage | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) | No |
| 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 | Non-removable Li-Po Battery Fast battery charging 18W |
Non-removable Li-Po Battery Fast battery charging 30W, 100% in 65 min (advertised) Reverse charging |
| Capacity | 5000 mAh | 5020 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 10,990 
