Phone Comparison - Samsung Galaxy A31 vs Oppo Reno4 Z 5G vs Realme 7 Pro
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Oppo | Realme |
| Announced | 2020, March 24 | 2020, September 29 | 2020, September 03 |
| Status | Coming Soon - April 2020 | Coming soon. Exp. release 2020, October | Coming soon. Exp. release 2020, September 14 |
| Price | - | - | Rs. 19,999 ($0.00) [Similarly Priced] |
| Colors | Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White | Black, White, Pink | Mirror Blue, Mirror Silver |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) |
163.8 x 75.5 x 8.1 mm (6.45 x 2.97 x 0.32 in) |
160.9 x 74.3 x 8.7 mm (6.33 x 2.93 x 0.34 in) |
| Weight | 185 g (6.53 oz) | 184 g (6.49 oz) | 182 g (6.42 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 |
| 4G Network | LTE (unspecified) | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) |
| 5G Network | - | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA | - |
| Messaging | |||
| Build Features | - Fingerprint Sensor (under display, optical) |
- Fingerprint Sensor (side-mounted) |
- Fingerprint Sensor (under display, optical) |
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| OS | Android 10.0 | Android 10 | Android 10 |
| User Interface | One UI 2.0 | ColorOS 7.1 | Realme UI |
| Processor | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55), Mediatek MT6768 Helio P65 (12nm) | Octa-core (4x2.0 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55), MediaTek MT6873V Dimensity 800 5G (7 nm) | Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) |
| GPU | Mali-G52 MC2 | Mali-G57MP4 | Adreno 618 |
| RAM | 6 GB | 8 GB | 8 GB |
| Internal Memory | 128 GB | 128 GB | 128 GB |
| External Memory | microSDXC | No | Unspecified |
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| Type | Super AMOLED Capacitive Touchscreen | LTPS IPS LCD Capacitive Touchscreen 120Hz refresh rate 480 nits typ. value (advertised) |
Super AMOLED capacitive touchscreen Corning Gorilla Glass 3+ Always-on display |
| Colors | 16M colors | 16M colors | 16M Colour |
| Size | 6.4 inches | 6.57 inches | 6.4 inches |
| Resolution | 1080 x 2400 pixels (411 ppi) | 1080 x 2400 pixels (401 ppi) | 1080 x 2400 pixels (411 ppi) |
| Screen-to-Body Ratio | 85.01% | 84.09% | 82.81% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | Unspecified | Unspecified |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 48 MP + 8 MP + 5 MP + 5 MP | 48 MP + 8 MP + 2 MP + 2 MP | 64 MP + 8 MP + 2 MP + 2 MP |
| Flash | LED flash | LED Flash | LED Flash |
| Features | 48 MP, f/2.0, (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) 5 MP, f/2.4, (depth) panorama, HDR |
48 MP, f/1.7, 26mm (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 |
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.3, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, panorama |
| Video | 1080p@30fps | 4K@30fps, 1080p@30fps, gyro-EIS | 4K@30fps, 1080p@30/60fps |
| Front Camera |
20 MP, f/2.2, 0.8µm HDR 1080p@30fps [Similar] |
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm 2 MP, f/2.4, (depth) HDR 1080p@30 [Similar] |
32 MP, f/2.5, 24mm (wide), 1/2.8", 0.8µm 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA, LTE-A | HSPA 42.2/11.5 Mbps, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A (CA) |
| Bluetooth | 5.0, A2DP, LE | 5.1, A2DP, LE, aptX HD | 5.1, A2DP, LE |
| Wi-Fi | 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 | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | USB Type-C 2.0, USB On-The-Go | 2.0, Type-C 1.0 reversible connector |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO |
| Browser | Yes | Yes | Yes |
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| Internal | 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) | 128 GB, 8 GB RAM (UFS 2.1) | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.1) |
| Expandable Storage | microSDXC | No | Unspecified |
| 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 Fast battery charging 18W |
Non-removable Li-Po Battery Fast battery charging 65W, 50% in 12 min, 100% in 34 min (advertised) |
| Capacity | 5000 mAh | 4000 mAh | 4500 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 19,999 
