Phone Comparison - Samsung Galaxy A7 (2017) vs Samsung Galaxy A31 vs Samsung Galaxy A15 5G
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | January 2017 | 2020, March 24 | December 2023 |
| Status | Coming Soon - January 2017 | Coming Soon - April 2020 | Coming Soon - December 2023 |
| Price | Rs. 33,490 ($425.00) [Similarly Priced] | - | - |
| Colors | Black, White, Gold, Pink | Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White | Black, Personality Yellow, Fantasy Blue, Optimistic Blue |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
156.8 x 77.6 x 7.9 mm (6.17 x 3.06 x 0.31 in) |
159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) |
160.1 x 76.8 x 8.4 mm (6.3 x 3.02 x 0.33 in) |
| Weight | - | 185 g (6.53 oz) | 200 g (7.05 oz) |
| SIM Type | Dual-SIM | Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM), 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 (dual sim model only) |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) | LTE (unspecified) | LTE |
| 5G Network | - | - | SA/NSA |
| Messaging | SMS, MMS, EMail, IM | ||
| Build Features | - Fingerprint Sensor |
- Fingerprint Sensor (under display, optical) |
- Fingerprint Sensor (side-mounted) |
| Notification LED | Yes | - | - |
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| OS | Android OS, v6.0.1 (Marshmallow) | Android 10.0 | Android 14 |
| User Interface | - | One UI 2.0 | One UI 6 |
| Processor | 1.9 GHz Quad-core Cortex-A72 & 1.3 GHz Quad-core Cortex-A53, Exynos 7880 | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55), Mediatek MT6768 Helio P65 (12nm) | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek Dimensity 6100+ (6 nm) |
| GPU | Mali-T860 MP4 | Mali-G52 MC2 | Mali-G57 MC2 |
| RAM | 3 GB | 6 GB | 8 GB |
| Internal Memory | 32 GB | 128 GB | 256 GB |
| External Memory | microSD, up to 256 GB | microSDXC | microSDXC |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 4 | Super AMOLED Capacitive Touchscreen | FHD+ Super AMOLED Screen 90Hz Refresh Rate 800 Nits (HBM) |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.7 inches | 6.4 inches | 6.5 inches |
| Resolution | 1080 x 1920 pixels (386 ppi) | 1080 x 2400 pixels (411 ppi) | 1080 x 2340 pixels (396 ppi) |
| Screen-to-Body Ratio | 73.79% | 85.01% | 84.56% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | - | Unspecified |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 16 MP | 48 MP + 8 MP + 5 MP + 5 MP | 50 MP + 5 MP + 2 MP |
| Flash | LED Flash | LED flash | LED Flash |
| Features | Phase Detection Autofocus, f/1.9, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR | 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 |
50 MP, f/1.8, (wide), AF 5 MP, f/2.2, (ultrawide) 2 MP, f/2.4, (macro) Panorama, HDR |
| Video | 1080p@30fps | 1080p@30fps | 1080p@30fps |
| Front Camera | 16 MP [Similar] |
20 MP, f/2.2, 0.8µm HDR 1080p@30fps [Similar] |
13 MP, f/2.0, (wide) 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Yes |
| Edge | Yes | Yes | Yes |
| 3G | HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps, VoLTE | HSPA, LTE-A | HSPA, LTE, 5G |
| Bluetooth | v4.2, A2DP, EDR, LE, ANT+ | 5.0, A2DP, LE | Yes |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, WiFi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Yes |
| USB | Type-C 1.0 reversible connector | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | USB Type-C 2.0 |
| GPS | Yes, with A-GPS, GLONASS/ BDS (market dependant) | Yes, with A-GPS, GLONASS, GALILEO, BDS | GPS, GALILEO, GLONASS, BDS, QZSS |
| Browser | HTML5 | Yes | Yes |
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| Internal | 32 GB, 3 GB RAM | 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) | 256 GB, 8 GB RAM |
| Expandable Storage | microSD, up to 256 GB | microSDXC | 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-Po Battery Fast battery charging 15W |
Non-removable Li-Po Battery Fast battery Charging 25W |
| Capacity | 3600 mAh | 5000 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
