Phone Comparison - Samsung Galaxy A7 (2018) vs Samsung Galaxy A51 5G vs Samsung Galaxy A33 5G
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| Price Comparison (India) | - | - | |
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| Manufacturer | Samsung | Samsung | Samsung |
| Announced | September 2018 | April 2020 | March 2022 |
| Status | Available | Coming Soon - April 2020 | Coming Soon - April 2022 |
| Price | Rs. 18,990 ($0.00) [Similarly Priced] | - | - |
| Colors | Black, blue, gold, pink | Prism Cube Black, Prism Cube White, Prism Cube Pink | Black, White, Blue, Peach |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
159.8 x 76.8 x 7.5 mm (6.29 x 3.02 x 0.3 in) |
158.9 x 73.6 x 8.7 mm (6.26 x 2.9 x 0.34 in) |
159.7 x 74 x 8.1 mm (6.29 x 2.91 x 0.32 in) |
| Weight | 168 g (5.93 oz) | 187 g (6.6 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) | Single SIM (Nano-SIM), Hybrid 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 - A750F/DS, A750FN/DS HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A750G |
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
HSDPA 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) - A750F/DS, A750FN/DS | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) | LTE |
| 5G Network | - | 5G SA/NSA | - |
| SAR EU |
0.34 W/kg (head) 1.43 W/kg (body) |
- W/kg (head) - W/kg (body) |
- W/kg (head) - W/kg (body) |
| Messaging | |||
| Build Features | Fingerprint Sensor Samsung Pay |
- Fingerprint Sensor (under display, optical) |
- Fingerprint Sensor (under display, optical) IP67 dust/water resistant (up to 1m for 30 mins) |
| Notification LED | Yes | - | - |
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| OS | Android 8.0 (Oreo), planned upgrade to Android 9.0 (Pie) | Android 10.0 | Android 12 |
| User Interface | - | One UI 2.0 | One UI 4.1 |
| Processor | Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) | Octa-core (2x2.2 GHz Cortex-A77 & 6x1.8 GHz Cortex A55), Exynos 980 (8 nm) | Octa-core (2x2.4 GHz & 6x2.0 GHz), Exynos 1280 processor |
| GPU | Mali-G71 | Mali-G76 MP5 | Mali-G68 |
| RAM | 4/6 GB | 8 GB | 8 GB |
| Internal Memory | 128 GB | 128 GB | 256 GB |
| External Memory | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) | microSDXC |
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| Type | Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass (unspecified Version) | Super AMOLED Capacitive Touchscreen Corning Gorilla Glass 3 |
FHD+ Super AMOLED Screen 90Hz Refresh Rate Corning Gorilla Glass 5 |
| Colors | 16M colors | 16M colors | 16M Colors |
| Size | 6.0 inches | 6.5 inches | 6.4 inches |
| Resolution | 1080 x 2220 pixels (411 ppi) | 1080 x 2400 pixels (405 ppi) | 1080 x 2400 pixels (411 ppi) |
| Screen-to-Body Ratio | 74.61% | 87.17% | 83.77% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | FM radio | FM radio | Unspecified |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 24 MP + 8 MP + 5 MP | 48 MP + 12 MP + 5 MP + 5 MP | 48 MP + 8 MP + 5 MP + 2 MP |
| Flash | LED Flash | LED flash | LED flash |
| Features | 24 MP, f/1.7, 27mm (wide), PDAF 8 MP, f/2.4, 18mm (ultrawide) 5 MP, f/2.2, depth sensor Panorama, HDR |
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 12mm (ultrawide) 5 MP, f/2.4, 25mm (macro), 1/5.0", 1.12µm 5 MP, f/2.2, (depth) HDR, panorama |
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) panorama, HDR |
| Video | 1080p@30fps (gyro-EIS) | 2160p@30fps, 1080p@30/120fps; gyro-EIS | 4K@30fps, 1080p@30/120fps |
| Front Camera |
24 MP, f/2.0, 26mm (wide) HDR, 1080p@30fps [Similar] |
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm HDR 1080p@30fps [Similar] |
13 MP, f/2.2, (wide), 1.12µm 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) Cat6 300/50 Mbps | HSPA, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| Bluetooth | 5.0, A2DP, LE | 5.0, A2DP, LE | 5.1, A2DP, LE |
| Wi-Fi | 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 | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | microUSB 2.0 | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | 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 | Yes |
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| Internal | 128 GB, 4/6 GB RAM or 64 GB, 4 GB RAM | 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.0) | 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM |
| Expandable Storage | microSD, up to 512 GB (dedicated slot) | microSDXC (dedicated slot) | microSDXC |
| 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 15W |
Non-removable Li-Po Battery Fast battery Charging 25W |
| Capacity | 3300 mAh | 4500 mAh | 5000 mAh |
| Stand by | - | - | - |
| Talk Time | - | - | - |
Rs. 18,990 
