Phone Comparison - Samsung Galaxy J7 Duo (2018) vs Samsung Galaxy M10s vs Oppo A1
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Oppo |
| Announced | April 2018 | Expected Announcement - September 2019 | April 2023 |
| Status | Available - April 2018 | Rumored - September 2019 | Coming Soon - April 2023 |
| Price | Rs. 16,990 ($260.00) [Similarly Priced] | Rs. 8,999 ($0.00) [Similarly Priced] | - |
| Colors | Black, Gold | Ocean Blue, Charcoal Black | Black, Blue, Orange |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
153.5 x 77.2 x 8.1 mm (6.04 x 3.04 x 0.32 in) |
158.4 x 74.7 x 7.8 mm (6.24 x 2.94 x 0.31 in) |
165.6 x 76.1 x 8.2 mm (6.52 x 3 x 0.32 in) |
| Weight | - | 169 g (5.96 oz) | 191 g or 193 g (6.74 oz or 6.81 oz) |
| SIM Type | Dual-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 (optional) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) | LTE band 1(2100), 3(1800), 5(850), 8(900), 20(800), 38(2600), 40(2300), 41(2500) | 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 |
| 5G Network | - | - | 1, 5, 8, 28, 41, 77, 78 SA/NSA |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - 2.5D Curved Glass - Fingerprint Sensor |
- | - Fingerprint Sensor (side-mounted) ) |
| Notification LED | Yes | - | - |
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| OS | Android OS, v8.0 (Oreo) | Android 9.0 (Pie) | Android 13 |
| Processor | 2.39 GHz Octa-core, Exynos 7870 | Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 (14 nm) | Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver), Qualcomm SM6375 Snapdragon 695 5G (6 nm) |
| GPU | Mali-T830 MP2 | Mali-G71 | Adreno 619 |
| RAM | 4 GB | 32GB 3GB | 12 GB |
| Internal Memory | 32 GB | N/A | 256 GB |
| External Memory | microSD, up to 256 GB | microSD, up to 1 TB (dedicated slot) | microSDXC |
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| Type | Super AMOLED capacitive touchscreen | HD+ Super AMOLED Capacitive Touchscreen | FHD+ IPS LCD Screen 120Hz Refresh Rate 550 nits (typ), 680 nits (HBM) |
| Colors | 16M colors | 16M colors | 16M Colors |
| Size | 5.5 inches | 6.4 inches | 6.72 inches |
| Resolution | 720 x 1280 pixels (267 ppi) | 720 x 1560 pixels (268 ppi) | 1080 x 2400 pixels (392 ppi) |
| Screen-to-Body Ratio | 70.38% | 85.27% | 86.35% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio, recording | FM radio | No |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | Dual 13 MP + 5 MP | 13 MP + 5 MP | 50 MP + 2 MP |
| Flash | LED flash | LED Flash | LED Flash |
| Features | Auto focus, Live Focus, f/1.9 aperture main, f/1.9 aperture secondary, Geo-tagging, Touch Focus, Face Detection, Panorama | 13 MP, f/1.9, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 12mm (ultrawide) Panorama, HDR |
50 MP, f/1.8, (wide), AF 2 MP, f/2.4, (depth) HDR, Panorama |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 8 MP, f/1.9 [Similar] | 8 MP, f/2.0, HDR, 1080p@30fps [Similar] |
8 MP, f/2.0, (wide) Panorama 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | HSPA, LTE-A, 5G |
| Bluetooth | v4.2, A2DP, EDR, LE, ANT+ | 5.0, A2DP, LE | 5.1, A2DP, LE, aptX HD |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| USB | microUSB 2.0 | Type-C 1.0 reversible connector | USB Type-C 2.0, OTG |
| GPS | Yes, with A-GPS, GLONASS | Yes, with A-GPS, GLONASS, BDS | GPS, GLONASS, GALILEO, BDS, QZSS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 32 GB, 4 GB RAM | 32GB 3GB RAM | 256 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 2.2 |
| Expandable Storage | microSD, up to 256 GB | microSD, up to 1 TB (dedicated slot) | microSDXC |
| USB OTG | Supported | Supported | Not 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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| NFC | |
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| Type | Non-removable Li-Ion Battery | Non-removable Li-Ion Battery | Non-removable Li-Po Battery Fast battery Charging 67W wired, PD, 76% in 30 min (advertised) |
| Capacity | 3000 mAh | 4000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 9,490 
